Tag Archives: vacuum blower pump

China Custom Roots Blower Rotary Lobe Vacuum Air Pump vacuum pump engine

Product Description

Description:
High Negative Pressure Three Lobe Roots Vacuum Pump
1) When running, the ultimate vacuum is as high as – 50Kpa.
2) The theoretical displacement range is 1000-10500m3/h.
3) It can be used to transport industrial gases and steam.
4) No sliding friction parts, reducing wear.
5) Environmental protection and safe operation
6)No oil mist in the exhaust.
7)It can meet ATEX standard explosion-proof requirements.

Main structure

 

Model Diameter(mm) Pressure range  Vacuum pressure(Kpa) Air flow range (M3/min)
5006 DN100 -10 ~  – 50 Kpa 2.12 ~ 13.64
6008 DN125 -10 ~  – 50 Kpa 3.86 ~ 21.75
7011 DN150 -10 ~  – 50 Kpa 9.56~33.20
8016 DN200 -10 ~  – 50 Kpa 12.80~ 49.65

       
Blower Main Parts Materials

  Casing Cast iron HT 200
 Rotor (Impeller &shaft) QT 500
Gear 20CrMnTi 
Bearing Japanese NSK
Oil seal USA CR
Oil tank Double Oil Tanks, Clean Site

Impeller CNC machining center

Working shop
 

Application pictures

*** After running more than 1 year , there are very clean on site , no oil leakage

Packing & delivery
Our wooden case is with fumigation sign, It is Moisture-proof

  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service: Yes
Warranty: 1 Year
Type: Materials Vacuum Conveying
Usage: Industrial, Agriculture, Hospital, Special Gas Pressurized Conveying
Material: Casting Iron Ht200
Application: Sewage and Waste Water Treatment
Customization:
Available

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roots vacuum pump

Can Roots Vacuum Pumps Be Used for Vacuum Impregnation in Manufacturing?

Yes, Roots vacuum pumps can be used for vacuum impregnation in manufacturing. Here’s a detailed explanation:

1. Vacuum Impregnation in Manufacturing: Vacuum impregnation is a process used in manufacturing to fill porous materials or components with a liquid or resin. It is commonly employed to enhance the properties of materials by improving their strength, sealing capability, or resistance to chemicals or corrosion. The process involves placing the porous material in a vacuum chamber and removing the air or gas trapped within its pores. Once a vacuum is established, a liquid or resin is introduced, and the vacuum is released, allowing the material to absorb the impregnating substance.

2. Role of Roots Vacuum Pumps: Roots vacuum pumps play a crucial role in the vacuum impregnation process by creating and maintaining the required vacuum conditions. Here’s how they contribute:

– Evacuation: Roots pumps are used to evacuate the impregnation chamber, removing the air and gas from within the pores of the porous material. By creating a vacuum, the trapped gases are extracted, creating a void space for the impregnating substance to penetrate.

– Pressure Control: Roots pumps help control the pressure within the impregnation chamber during different stages of the process. They can rapidly achieve and maintain the desired vacuum level, ensuring proper impregnation of the material and preventing the formation of air bubbles or voids.

– Gas Removal: Roots pumps effectively remove gases released from the impregnating substance during the impregnation process. As the liquid or resin fills the pores of the porous material, gases may be released due to the reaction or outgassing. The vacuum pump evacuates these gases, preventing their accumulation and ensuring complete impregnation.

3. Advantages of Roots Vacuum Pumps for Vacuum Impregnation:

– High Pumping Speed: Roots vacuum pumps have a high pumping speed, enabling rapid evacuation of the impregnation chamber. This reduces the overall impregnation cycle time, increasing manufacturing throughput and efficiency.

– Large Volume Handling: Roots pumps are capable of handling large volumes of gas, allowing them to evacuate chambers of different sizes effectively. This is advantageous when impregnating large or complex-shaped components that require a significant amount of impregnating substance.

– Continuous Operation: Roots pumps can operate continuously, maintaining the vacuum conditions required for impregnation throughout the process. This ensures consistent impregnation results and reduces the risk of incomplete impregnation or material defects.

– Compatibility with Impregnating Substances: Roots vacuum pumps are compatible with a wide range of impregnating substances, including resins, oils, solvents, and other liquids. They can handle different chemical compositions and provide a clean and efficient environment for the impregnation process.

4. Considerations for Vacuum Impregnation:

– Material Compatibility: It is essential to consider the compatibility of the porous material with the impregnating substance and the impregnation process itself. Some materials may require pre-treatment or surface preparation before impregnation. The choice of impregnating substance should also align with the material’s properties and intended application.

– Process Parameters: Vacuum impregnation involves controlling various process parameters, such as vacuum level, impregnation time, pressure release, and curing conditions. These parameters may vary depending on the material, impregnating substance, and desired impregnation results. Proper process optimization and control are crucial for achieving consistent and reliable impregnation outcomes.

– System Design: The design of the vacuum impregnation system should consider factors such as chamber size, gas flow rates, vacuum pump capacity, and pressure control mechanisms. Proper system design ensures efficient operation, reliable vacuum conditions, and effective impregnation of the porous material.

In summary, Roots vacuum pumps are well-suited for vacuum impregnation in manufacturing. Their high pumping speed, large volume handling capability, continuous operation, and compatibility with impregnating substances make them effective in creating and maintaining the required vacuum conditions for successful impregnation. By considering material compatibility, process parameters, and system design, Roots vacuum pumps contribute to the efficient and reliable impregnation of porous materials in various manufacturing applications.

roots vacuum pump

What Is a Roots Vacuum Pump, and How Does It Work?

A Roots vacuum pump, also known as a Roots blower or a rotary lobe pump, is a type of positive displacement vacuum pump that is widely used for various industrial applications. Here’s a detailed explanation of what a Roots vacuum pump is and how it works:

A Roots vacuum pump consists of two synchronized rotors, known as lobes or impellers, that rotate in opposite directions within a housing. The lobes have a unique helical shape with multiple lobes, which allows them to trap and move gas efficiently. The rotors are synchronized with the help of timing gears to maintain precise clearances between the lobes and the housing.

The operation of a Roots vacuum pump can be described in the following steps:

1. Inlet Stage: The process begins with the lobes rotating in opposite directions. As the lobes rotate, the volume between them and the housing gradually increases, creating a larger space at the inlet side of the pump. This expansion of the volume causes the gas to enter the pump through the inlet port. The gas is drawn in due to the pressure difference between the inlet and the pump’s internal chamber.

2. Compression Stage: As the gas enters the pump, it gets trapped in the spaces between the lobes and the housing. As the lobes continue to rotate, the trapped gas gets carried along the rotating lobes. The gas is essentially trapped in the pockets formed by the lobes and the housing. The rotating lobes then compress the gas as they move towards the outlet side of the pump.

3. Outlet Stage: As the lobes approach the outlet side of the pump, the volume between them and the housing decreases, resulting in the compression of the trapped gas. This compression raises the pressure of the gas, causing it to be expelled through the outlet port of the pump. The expelled gas is then discharged into the atmosphere or directed to a downstream process or another vacuum pump, depending on the application.

It’s important to note that a Roots vacuum pump operates as a non-contacting pump, meaning that there is no physical contact between the lobes or between the lobes and the housing. This characteristic eliminates the need for lubrication within the pump and reduces the risk of contamination or oil vapor backstreaming into the vacuum system.

Roots vacuum pumps are known for their high pumping speed and ability to handle large volumes of gas. However, they are not capable of achieving high vacuum levels on their own. To achieve higher vacuum levels, a Roots pump is often used in conjunction with other vacuum pumps, such as rotary vane pumps or diffusion pumps, in a hybrid or combination pumping system.

In summary, a Roots vacuum pump operates based on the principle of positive displacement. It utilizes synchronized rotating lobes to trap and compress gas, allowing it to be discharged at a higher pressure. The non-contacting design of the pump eliminates the need for lubrication and reduces the risk of contamination. Roots vacuum pumps are commonly employed in various industrial applications, especially when high pumping speed and large gas handling capacity are required.

China Custom Roots Blower Rotary Lobe Vacuum Air Pump   vacuum pump engine	China Custom Roots Blower Rotary Lobe Vacuum Air Pump   vacuum pump engine
editor by CX 2024-04-16

China manufacturer Oil-Free Two-Stage Blower Rotor Roots Vacuum Pump for Vacuum Kneading with Best Sales

Product Description

DRF Series Roots Vacuum Pumps 

Advantages
DRF series roots vacuum pump is a technically mature vacuum pumping equipment, which help fore vacuum pump expand its working range under low inlet pressure condition after combing with fore vacuum pump:
1.Improve vacuum degree.
System vacuum degree could be enhanced to 1 order of magnitude higher if equipping with roots vacuum pump. If with 2 stage roots vacuum pump, performance could be even higher.

2.Increase pumping speed.
A pair of rotors of roots pump doesn’t contact with each other while rotating in high speed mode, which means small size roots pump also can be with high pumping speed. Fore vacuum pump can pump large capacity air in low speed by selecting suitable roots pump, obviously reducing energy consumption comparing with single fore vacuum pump with same speed.

3.Oil free
No oil in pump chamber of roots pump, no pollution on the pumped medium.
4.Superior character.
With transmission system adopting flexible hydraulic device – a kind of high-efficiency power transmission method, DRF series roots vacuum pump is with compact structure and superior characters as below:
1).Under reducing bypass pipes and valves installed or leaving inverter out designing condition, vacuum pump could acquire much better pumping effect than traditional booster pump, significantly saving production cost of hardware and decreasing the controlling requirement.
2).Hydraulic transmission device could automatically adjust pumping speed, motor will not be overloading or overheating even pumps work under high pressure condition.
3).Comparing with traditional direct driven, Roots vacuum pump will not get damaged even while inlet pressure changes in a sudden or aspiring foreign matter, stop failure rate can be much reduced.
4).At atmospheric pressure, DRF series roots vacuum pump can start with fore vacuum pump in the same time but motor will not be overloading, which can work for pumping process in earlier stage, shortening visibly pumping time, especially applying to applications which require for fast pumping speed.
5).Running in very smooth way, tiny vibration.
6).Reliable bearing sealing structure which ensures that no lubricant in pump chamber.
7).No bypass and valves, easy and simple maintainence.

Application
1.Industry: medical technology, industrial leakage detecting, electron beam welding, vacuum isolating, lamps&tubes manufacturing, heating processing,vacuum drying, lyophilization, vacuum furnace, metallurgical engineering.
2.R&D: nuclear research, melt technology, plasma research, tevatron, spatial simulation, low temperature research, elementary particle physics, nanotechnology, biotechnology.
3.Coating&Metallization: FPD(flat-panel display), LED/OLED, hard disk coating, photovoltaic cell, glass-type coating, CD-DVD-Blue ray, optical filming, wear-resistant coating.
4.Semiconductor: photoetching, printing & graphic arts, physical vapor deposition, chemical vapor deposition, plasma etching, ion implantation, beam injection, viewing, gluing, molecular beam epitaxy.

Technical Prameters

Model Unit DRF3

Fax:

Website: http://shdenair
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Oil or Not: Oil
Structure: Rotary Vacuum Pump
Exhauster Method: Positive Displacement Pump
Vacuum Degree: Vacuum
Work Function: Mainsuction Pump
Working Conditions: Wet
Customization:
Available

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roots vacuum pump

Can Roots Vacuum Pumps Be Used for Vacuum Impregnation in Manufacturing?

Yes, Roots vacuum pumps can be used for vacuum impregnation in manufacturing. Here’s a detailed explanation:

1. Vacuum Impregnation in Manufacturing: Vacuum impregnation is a process used in manufacturing to fill porous materials or components with a liquid or resin. It is commonly employed to enhance the properties of materials by improving their strength, sealing capability, or resistance to chemicals or corrosion. The process involves placing the porous material in a vacuum chamber and removing the air or gas trapped within its pores. Once a vacuum is established, a liquid or resin is introduced, and the vacuum is released, allowing the material to absorb the impregnating substance.

2. Role of Roots Vacuum Pumps: Roots vacuum pumps play a crucial role in the vacuum impregnation process by creating and maintaining the required vacuum conditions. Here’s how they contribute:

– Evacuation: Roots pumps are used to evacuate the impregnation chamber, removing the air and gas from within the pores of the porous material. By creating a vacuum, the trapped gases are extracted, creating a void space for the impregnating substance to penetrate.

– Pressure Control: Roots pumps help control the pressure within the impregnation chamber during different stages of the process. They can rapidly achieve and maintain the desired vacuum level, ensuring proper impregnation of the material and preventing the formation of air bubbles or voids.

– Gas Removal: Roots pumps effectively remove gases released from the impregnating substance during the impregnation process. As the liquid or resin fills the pores of the porous material, gases may be released due to the reaction or outgassing. The vacuum pump evacuates these gases, preventing their accumulation and ensuring complete impregnation.

3. Advantages of Roots Vacuum Pumps for Vacuum Impregnation:

– High Pumping Speed: Roots vacuum pumps have a high pumping speed, enabling rapid evacuation of the impregnation chamber. This reduces the overall impregnation cycle time, increasing manufacturing throughput and efficiency.

– Large Volume Handling: Roots pumps are capable of handling large volumes of gas, allowing them to evacuate chambers of different sizes effectively. This is advantageous when impregnating large or complex-shaped components that require a significant amount of impregnating substance.

– Continuous Operation: Roots pumps can operate continuously, maintaining the vacuum conditions required for impregnation throughout the process. This ensures consistent impregnation results and reduces the risk of incomplete impregnation or material defects.

– Compatibility with Impregnating Substances: Roots vacuum pumps are compatible with a wide range of impregnating substances, including resins, oils, solvents, and other liquids. They can handle different chemical compositions and provide a clean and efficient environment for the impregnation process.

4. Considerations for Vacuum Impregnation:

– Material Compatibility: It is essential to consider the compatibility of the porous material with the impregnating substance and the impregnation process itself. Some materials may require pre-treatment or surface preparation before impregnation. The choice of impregnating substance should also align with the material’s properties and intended application.

– Process Parameters: Vacuum impregnation involves controlling various process parameters, such as vacuum level, impregnation time, pressure release, and curing conditions. These parameters may vary depending on the material, impregnating substance, and desired impregnation results. Proper process optimization and control are crucial for achieving consistent and reliable impregnation outcomes.

– System Design: The design of the vacuum impregnation system should consider factors such as chamber size, gas flow rates, vacuum pump capacity, and pressure control mechanisms. Proper system design ensures efficient operation, reliable vacuum conditions, and effective impregnation of the porous material.

In summary, Roots vacuum pumps are well-suited for vacuum impregnation in manufacturing. Their high pumping speed, large volume handling capability, continuous operation, and compatibility with impregnating substances make them effective in creating and maintaining the required vacuum conditions for successful impregnation. By considering material compatibility, process parameters, and system design, Roots vacuum pumps contribute to the efficient and reliable impregnation of porous materials in various manufacturing applications.

roots vacuum pump

What Is a Roots Vacuum Pump, and How Does It Work?

A Roots vacuum pump, also known as a Roots blower or a rotary lobe pump, is a type of positive displacement vacuum pump that is widely used for various industrial applications. Here’s a detailed explanation of what a Roots vacuum pump is and how it works:

A Roots vacuum pump consists of two synchronized rotors, known as lobes or impellers, that rotate in opposite directions within a housing. The lobes have a unique helical shape with multiple lobes, which allows them to trap and move gas efficiently. The rotors are synchronized with the help of timing gears to maintain precise clearances between the lobes and the housing.

The operation of a Roots vacuum pump can be described in the following steps:

1. Inlet Stage: The process begins with the lobes rotating in opposite directions. As the lobes rotate, the volume between them and the housing gradually increases, creating a larger space at the inlet side of the pump. This expansion of the volume causes the gas to enter the pump through the inlet port. The gas is drawn in due to the pressure difference between the inlet and the pump’s internal chamber.

2. Compression Stage: As the gas enters the pump, it gets trapped in the spaces between the lobes and the housing. As the lobes continue to rotate, the trapped gas gets carried along the rotating lobes. The gas is essentially trapped in the pockets formed by the lobes and the housing. The rotating lobes then compress the gas as they move towards the outlet side of the pump.

3. Outlet Stage: As the lobes approach the outlet side of the pump, the volume between them and the housing decreases, resulting in the compression of the trapped gas. This compression raises the pressure of the gas, causing it to be expelled through the outlet port of the pump. The expelled gas is then discharged into the atmosphere or directed to a downstream process or another vacuum pump, depending on the application.

It’s important to note that a Roots vacuum pump operates as a non-contacting pump, meaning that there is no physical contact between the lobes or between the lobes and the housing. This characteristic eliminates the need for lubrication within the pump and reduces the risk of contamination or oil vapor backstreaming into the vacuum system.

Roots vacuum pumps are known for their high pumping speed and ability to handle large volumes of gas. However, they are not capable of achieving high vacuum levels on their own. To achieve higher vacuum levels, a Roots pump is often used in conjunction with other vacuum pumps, such as rotary vane pumps or diffusion pumps, in a hybrid or combination pumping system.

In summary, a Roots vacuum pump operates based on the principle of positive displacement. It utilizes synchronized rotating lobes to trap and compress gas, allowing it to be discharged at a higher pressure. The non-contacting design of the pump eliminates the need for lubrication and reduces the risk of contamination. Roots vacuum pumps are commonly employed in various industrial applications, especially when high pumping speed and large gas handling capacity are required.

China manufacturer Oil-Free Two-Stage Blower Rotor Roots Vacuum Pump for Vacuum Kneading   with Best Sales China manufacturer Oil-Free Two-Stage Blower Rotor Roots Vacuum Pump for Vacuum Kneading   with Best Sales
editor by CX 2024-04-16

China Professional Zj 250/500/1200/2400 Dry Blower Booster High Precision Roots Vacuum Pump with Great quality

Product Description

Overview
Roots vacuum pump (referred to as roots pump for short) is a non-internal compression type rotary positive displacement pump, which achieves suction and exhaust by 2 8-shape rotors rotating in the pump shell. Its principle is similar with roots blower. As it works within the low pressure range, the free paths of the gas molecules are long, and the resistance is strong for gas to pass through small gaps, thus, it is able to obtain a higher compression ratio, and can be used as a booster vacuum pump; But it can not directly exhaust the gas into the atmosphere alone, and it shall be connected with a fore vacuum pump in series, and exhaust the pumped gas into the atmosphere through the fore vacuum pump.

Features
1. There is a certain gas between the rotor and pump chamber, and between rotors. They do not contact with each other, and do not need oil lubrication.
2. Rotor has a good geometric symmetry, and can improve the rotary speed so as to produce a compact large pumping rate pump. 3. Pump works with small vibration and large capacity, and the capacity utilization factor is around 0.5.
4. In the pump chamber, there is no compression as the mechanical vacuum pump does, so it does not require an exhaust valve. For this reason, it can be used to pump the condensable vapors.
5. It starts fast, and can achieve the ultimate vacuum in a short period. It has low power and low maintenance cost for operation.
6. Roots pump owns a high pumping rate in a wide range of pressures (1000PA ~ 1PA). It is able to quickly exhaust the gases which are suddenly released of gas, and cover the shortage of low pumping rate of the diffusion pump and oil sealed mechanical pump under the pressure of (1000PA ~ 1PA). As a result, it is most suitable used as a booster pump.

Applications
ZJ series roots vacuum pump is a kind of rotary positive displacement pump, which must be used with a fore pump. It has a higher pumping rate in a wider pressure range, and not sensitive to the pumped gases which contain dust or water vapor. Therefore, it is widely used in the metallurgy, chemical industry, food, electronic coating and other industries.

Performance Table

Model (L/S) Pumping
Speed
≤ (Pa) Ultimate
Pressure
(rpm) Rotational
Speed
(Kw) Motor
Power
(mm)
Diameter
(Kg) Weight Recommended Model
of Backing Pump
Inlet Outlet
ZJ-30 30 5× 10 -2 2825 0.75 50 40 76 2X-4A
ZJ-70 70 5× 10 -2 2840 1.5 80 50 96 2X-8A
ZJ-150A 150 5× 10 -2 2880 3 100 100 200 2X-15
ZJ-300 300 5× 10 -2 1440 4 150 150 505 2X-30A
ZJ-600 600 5× 10 -2 2800 7.5 150 150 520 2X-70A
ZJ-1200A 1200 5× 10 -2 1450 11 300 300 1550 2X-70A(two)
ZJ-2500 2500 5× 10 -2 2880 18.5 300 300 1600 ZJ-600
2X-70A(two)

Detailed Photos

Certifications

Packaging & Shipping

Packing Details  : One pump in One plywood case
Delivery Details : 30 days after order confirmation
 

 

Company Profile

ZheZheJiang oto Pump Industrial Co., Ltd. is a professional pump manufacturer integrating R&D, manufacturing, sales and service as a whole, which has been certified by ISO9001 international quality management system. 

Located in Xihu (West Lake) Dis.a Industrial Park, ZheJiang , CHINAMFG Pump Industrial possesses 2 manufacturing bases in ZheJiang and ZHangZhoug. Since our inception, CHINAMFG Pump Industrial has been committed to the innovation and development of various pumps. Our leading products include self-priming trash pump, centrifugal pump, submersible pump, diaphragm pump, vacuum pump, diesel pump, fire pump, etc.

FAQ

Q: Can I chat with you online? What is your company official website?
   

Q: What type of company CHINAMFG is? 
A: CHINAMFG is a manufacture an trading company, has factories in ZheJiang and ZHangZhoug, with export and import license.

Q: What kinds of pumps do you supply?
A: Our products including self-priming trash pump, centrifugal pump, diaphragm pump, submersible pump, chemical pump, oil pump, diesel pump, fire fighting pump, etc.

Q: What is your payment terms?
A: Alibaba Trade Assurance, Western Union, Paypal, T/T, L/C, etc.

Q: Can you provide OEM, ODM service?
A: Yes. We have factories in ZheJiang and ZHangZhoug, we can make products according to your requirements.

Q: Why should we buy from you?
A: We are committed to provide best quality products at minimum delivery time and competitive price. We believe this is what customer wants. We are satified until customers are.

Q: What is your warranty period?
A: We provide 1 year of unconditional warranty on our products for the manufacturing defects.

Q: What about delivery time?
A: Normally our production time is within 2 weeks. Please confirm before order.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service: Provided
Warranty: 1year
Structure: Single Cylinder
Power: Electric
Application: Pharmaceutical Production
Performance: No Leak
Samples:
US$ 8000/Piece
1 Piece(Min.Order)

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Customization:
Available

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roots vacuum pump

How Are Roots Vacuum Pumps Utilized in the Automotive Industry?

Roots vacuum pumps play a significant role in various applications within the automotive industry. Here’s a detailed explanation:

1. Brake System Vacuum Pumps:

– Vacuum Boosters: Roots vacuum pumps are commonly used as vacuum boosters in automotive brake systems. They assist in enhancing the braking performance by providing the necessary vacuum for power brake operation. When the driver applies the brake pedal, the vacuum booster uses the suction power generated by the Roots pump to amplify the force applied to the brake master cylinder, resulting in more effective braking.

– Electric Brake Vacuum Pumps: In modern electric or hybrid vehicles, where traditional engine-driven vacuum sources may not be available, electric brake vacuum pumps are utilized. These pumps, often based on the Roots principle, generate vacuum independently to power the brake booster and ensure reliable braking performance.

2. Emissions Control:

– Evaporative Emission Control: Roots vacuum pumps are employed in evaporative emission control systems to prevent the release of harmful vapors from the fuel system into the atmosphere. These pumps create a vacuum within the system, purging and storing fuel vapors in a canister for subsequent combustion or recycling.

– Positive Crankcase Ventilation (PCV): PCV systems, which are designed to reduce emissions and maintain the integrity of the engine, also utilize Roots vacuum pumps. These pumps draw crankcase gases and vapors, including oil mist, from the engine’s crankcase into the intake manifold for combustion, improving overall engine efficiency and reducing pollution.

3. Engine Testing and Development:

– Vacuum Leakage Testing: Roots vacuum pumps are utilized for vacuum leakage testing in engine manufacturing and development. By creating a vacuum in the intake manifold or other engine components, these pumps enable the detection of leaks and ensure the integrity of the engine’s air delivery system.

– Air Flow Calibration: During engine testing and calibration, Roots vacuum pumps are used to simulate various operating conditions by controlling the intake air flow. This allows engineers to fine-tune the engine’s performance, optimize fuel-air mixture ratios, and assess the engine’s efficiency and emissions characteristics.

4. HVAC Systems:

– Climate Control: Roots vacuum pumps are employed in automotive HVAC (Heating, Ventilation, and Air Conditioning) systems to facilitate the flow and distribution of air. These pumps help regulate the operation of HVAC components, such as air blend doors and vacuum actuators, ensuring proper air temperature and direction control inside the vehicle cabin.

5. Fuel System and Turbocharging:

– Fuel Transfer and Evacuation: In automotive fuel systems, Roots vacuum pumps are used for fuel transfer and evacuation. These pumps assist in priming the fuel system, removing air pockets, and ensuring the continuous flow of fuel to the engine, enhancing the overall fuel delivery performance.

– Turbocharger Control: Roots vacuum pumps are sometimes employed in turbocharged engines to control the actuation of variable geometry turbochargers (VGT). These pumps provide the necessary vacuum signals to actuate the VGT mechanism, optimizing turbocharger performance and enhancing engine efficiency.

6. Other Applications:

– Electric Vehicle Battery Systems: In electric vehicles, Roots vacuum pumps are utilized to create a vacuum in battery enclosures, helping to maintain the integrity and safety of the battery system by preventing the ingress of moisture, dust, or contaminants.

– Engine Air Induction: Some automotive engines utilize Roots-type superchargers or twin-screw superchargers, which are essentially positive displacement Roots vacuum pumps operating in reverse. These devices compress and force air into the engine’s intake manifold, resulting in increased engine power and performance.

In summary, Roots vacuum pumps find extensive utilization in the automotive industry. They play a crucial role in brake systems, emissions control, engine testing and development, HVAC systems, fuel systems, turbocharging, electric vehicle battery systems, and engine air induction. By contributing to braking performance, emissions reduction, engine calibration, HVAC functionality, fuel system efficiency, turbocharger control, battery system safety, and engine power enhancement, Roots vacuum pumps contribute significantly to the overall operation and performance of automotive systems and components.

roots vacuum pump

What Are the Advantages of Using Roots Vacuum Pumps?

Roots vacuum pumps, also known as Roots blowers or rotary lobe pumps, offer several advantages that make them a popular choice for various industrial applications. Here’s a detailed explanation of the advantages of using Roots vacuum pumps:

1. High Pumping Speed: Roots vacuum pumps are known for their high pumping speed, which refers to the rate at which they can remove gas from a vacuum system. The unique design of synchronized rotating lobes enables these pumps to handle large volumes of gas efficiently. This high pumping speed makes Roots vacuum pumps well-suited for applications that require rapid evacuation or continuous extraction of gases.

2. Large Gas Handling Capacity: Roots vacuum pumps have a large gas handling capacity, allowing them to handle a wide range of gases, including clean air, corrosive gases, and vapors. Their robust construction and ability to handle gas with particulates or liquids make them suitable for applications in industries such as chemical processing, pharmaceuticals, food processing, and wastewater treatment.

3. Oil-Free and Contamination-Free Operation: One of the significant advantages of Roots vacuum pumps is that they operate without the need for lubrication. The non-contacting design of the pump eliminates the risk of oil contamination in the vacuum system. This is particularly important in applications where clean, oil-free vacuum environments are required, such as semiconductor manufacturing, electronics, and research laboratories.

4. Reliable and Low Maintenance: Roots vacuum pumps are known for their reliability and low maintenance requirements. Since there is no lubrication or contact between the lobes, there is minimal wear and tear, reducing the need for frequent maintenance or replacement of parts. This results in reduced downtime and lower operating costs for the users.

5. Noise and Vibration Reduction: Roots vacuum pumps are designed to operate with low noise and vibration levels. The precision engineering and balanced rotation of the lobes help minimize noise generation and vibration transmission. This makes Roots vacuum pumps suitable for applications where noise reduction and vibration control are important, such as in laboratories, medical facilities, and residential areas.

6. Wide Range of Vacuum Levels: While Roots vacuum pumps are not capable of achieving high vacuum levels on their own, they can be combined with other vacuum pumps, such as rotary vane pumps or diffusion pumps, to create hybrid or combination pumping systems. This allows them to cover a wide range of vacuum levels, making them versatile and adaptable to different application requirements.

7. Energy Efficiency: Roots vacuum pumps are designed to be energy-efficient, offering a favorable power-to-pumping speed ratio. Their efficient design and minimal internal losses help reduce energy consumption, resulting in lower operating costs for the users. This makes them an economical choice for continuous or high-throughput processes that require significant vacuum power.

8. Versatility and Compatibility: Roots vacuum pumps are compatible with various gases and can be used in a wide range of industrial applications. They find applications in industries such as chemical processing, pharmaceuticals, food processing, automotive, packaging, and environmental technology. Their versatility and compatibility make them suitable for both rough vacuum applications and as part of complex vacuum systems.

In summary, the advantages of using Roots vacuum pumps include high pumping speed, large gas handling capacity, oil-free and contamination-free operation, reliability, low maintenance requirements, noise and vibration reduction, a wide range of vacuum levels, energy efficiency, versatility, and compatibility. These advantages make Roots vacuum pumps a preferred choice for many industrial processes that require efficient and reliable vacuum generation.

China Professional Zj 250/500/1200/2400 Dry Blower Booster High Precision Roots Vacuum Pump   with Great quality China Professional Zj 250/500/1200/2400 Dry Blower Booster High Precision Roots Vacuum Pump   with Great quality
editor by CX 2024-04-12

China Best Sales 18.5kw Roots Air Blower Suction Vacuum Pump wholesaler

Product Description

Description:
High Negative Pressure Three Lobe Roots Vacuum Pump
1) When running, the ultimate vacuum is as high as 50%.
2) The theoretical displacement range is 1000-10500m3/h.
3) It can be used to transport industrial gases and steam.
4) No sliding friction parts, reducing wear.
5) Environmental protection and safe operation
6)No oil mist in the exhaust.
7)It can meet ATEX standard explosion-proof requirements.

Main structure

 

Model Diameter(mm) Pressure range  Vacuum pressure(Kpa) Air flow range (M3/min)
5006 DN100 -10 ~  – 50 Kpa 2.12 ~ 13.64
6008 DN125 -10 ~  – 50 Kpa 3.86 ~ 21.75
7011 DN150 -10 ~  – 50 Kpa 9.56~33.20
8016 DN200 -10 ~  – 50 Kpa 12.80~ 49.65

       
Blower Main Parts Materials

  Casing Cast iron HT 200
 Rotor (Impeller &shaft) QT 500
Gear 20CrMnTi 
Bearing Japanese NSK
Oil seal USA CR
Oil tank Double Oil Tanks, Clean Site

Impeller CNC machining center

Working shop
 

Application pictures

*** After running more than 1 year , there are very clean on site , no oil leakage

Packing & delivery
Our wooden case is with fumigation sign, It is Moisture-proof

  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service: Yes
Warranty: 1 Year
Type: Materials Vacuum Conveying
Usage: Industrial, Agriculture, Hospital, Special Gas Pressurized Conveying
Material: Casting Iron Ht200
Application: Sewage and Waste Water Treatment
Customization:
Available

|

roots vacuum pump

How Are Roots Vacuum Pumps Utilized in the Automotive Industry?

Roots vacuum pumps play a significant role in various applications within the automotive industry. Here’s a detailed explanation:

1. Brake System Vacuum Pumps:

– Vacuum Boosters: Roots vacuum pumps are commonly used as vacuum boosters in automotive brake systems. They assist in enhancing the braking performance by providing the necessary vacuum for power brake operation. When the driver applies the brake pedal, the vacuum booster uses the suction power generated by the Roots pump to amplify the force applied to the brake master cylinder, resulting in more effective braking.

– Electric Brake Vacuum Pumps: In modern electric or hybrid vehicles, where traditional engine-driven vacuum sources may not be available, electric brake vacuum pumps are utilized. These pumps, often based on the Roots principle, generate vacuum independently to power the brake booster and ensure reliable braking performance.

2. Emissions Control:

– Evaporative Emission Control: Roots vacuum pumps are employed in evaporative emission control systems to prevent the release of harmful vapors from the fuel system into the atmosphere. These pumps create a vacuum within the system, purging and storing fuel vapors in a canister for subsequent combustion or recycling.

– Positive Crankcase Ventilation (PCV): PCV systems, which are designed to reduce emissions and maintain the integrity of the engine, also utilize Roots vacuum pumps. These pumps draw crankcase gases and vapors, including oil mist, from the engine’s crankcase into the intake manifold for combustion, improving overall engine efficiency and reducing pollution.

3. Engine Testing and Development:

– Vacuum Leakage Testing: Roots vacuum pumps are utilized for vacuum leakage testing in engine manufacturing and development. By creating a vacuum in the intake manifold or other engine components, these pumps enable the detection of leaks and ensure the integrity of the engine’s air delivery system.

– Air Flow Calibration: During engine testing and calibration, Roots vacuum pumps are used to simulate various operating conditions by controlling the intake air flow. This allows engineers to fine-tune the engine’s performance, optimize fuel-air mixture ratios, and assess the engine’s efficiency and emissions characteristics.

4. HVAC Systems:

– Climate Control: Roots vacuum pumps are employed in automotive HVAC (Heating, Ventilation, and Air Conditioning) systems to facilitate the flow and distribution of air. These pumps help regulate the operation of HVAC components, such as air blend doors and vacuum actuators, ensuring proper air temperature and direction control inside the vehicle cabin.

5. Fuel System and Turbocharging:

– Fuel Transfer and Evacuation: In automotive fuel systems, Roots vacuum pumps are used for fuel transfer and evacuation. These pumps assist in priming the fuel system, removing air pockets, and ensuring the continuous flow of fuel to the engine, enhancing the overall fuel delivery performance.

– Turbocharger Control: Roots vacuum pumps are sometimes employed in turbocharged engines to control the actuation of variable geometry turbochargers (VGT). These pumps provide the necessary vacuum signals to actuate the VGT mechanism, optimizing turbocharger performance and enhancing engine efficiency.

6. Other Applications:

– Electric Vehicle Battery Systems: In electric vehicles, Roots vacuum pumps are utilized to create a vacuum in battery enclosures, helping to maintain the integrity and safety of the battery system by preventing the ingress of moisture, dust, or contaminants.

– Engine Air Induction: Some automotive engines utilize Roots-type superchargers or twin-screw superchargers, which are essentially positive displacement Roots vacuum pumps operating in reverse. These devices compress and force air into the engine’s intake manifold, resulting in increased engine power and performance.

In summary, Roots vacuum pumps find extensive utilization in the automotive industry. They play a crucial role in brake systems, emissions control, engine testing and development, HVAC systems, fuel systems, turbocharging, electric vehicle battery systems, and engine air induction. By contributing to braking performance, emissions reduction, engine calibration, HVAC functionality, fuel system efficiency, turbocharger control, battery system safety, and engine power enhancement, Roots vacuum pumps contribute significantly to the overall operation and performance of automotive systems and components.

roots vacuum pump

What Is a Roots Vacuum Pump, and How Does It Work?

A Roots vacuum pump, also known as a Roots blower or a rotary lobe pump, is a type of positive displacement vacuum pump that is widely used for various industrial applications. Here’s a detailed explanation of what a Roots vacuum pump is and how it works:

A Roots vacuum pump consists of two synchronized rotors, known as lobes or impellers, that rotate in opposite directions within a housing. The lobes have a unique helical shape with multiple lobes, which allows them to trap and move gas efficiently. The rotors are synchronized with the help of timing gears to maintain precise clearances between the lobes and the housing.

The operation of a Roots vacuum pump can be described in the following steps:

1. Inlet Stage: The process begins with the lobes rotating in opposite directions. As the lobes rotate, the volume between them and the housing gradually increases, creating a larger space at the inlet side of the pump. This expansion of the volume causes the gas to enter the pump through the inlet port. The gas is drawn in due to the pressure difference between the inlet and the pump’s internal chamber.

2. Compression Stage: As the gas enters the pump, it gets trapped in the spaces between the lobes and the housing. As the lobes continue to rotate, the trapped gas gets carried along the rotating lobes. The gas is essentially trapped in the pockets formed by the lobes and the housing. The rotating lobes then compress the gas as they move towards the outlet side of the pump.

3. Outlet Stage: As the lobes approach the outlet side of the pump, the volume between them and the housing decreases, resulting in the compression of the trapped gas. This compression raises the pressure of the gas, causing it to be expelled through the outlet port of the pump. The expelled gas is then discharged into the atmosphere or directed to a downstream process or another vacuum pump, depending on the application.

It’s important to note that a Roots vacuum pump operates as a non-contacting pump, meaning that there is no physical contact between the lobes or between the lobes and the housing. This characteristic eliminates the need for lubrication within the pump and reduces the risk of contamination or oil vapor backstreaming into the vacuum system.

Roots vacuum pumps are known for their high pumping speed and ability to handle large volumes of gas. However, they are not capable of achieving high vacuum levels on their own. To achieve higher vacuum levels, a Roots pump is often used in conjunction with other vacuum pumps, such as rotary vane pumps or diffusion pumps, in a hybrid or combination pumping system.

In summary, a Roots vacuum pump operates based on the principle of positive displacement. It utilizes synchronized rotating lobes to trap and compress gas, allowing it to be discharged at a higher pressure. The non-contacting design of the pump eliminates the need for lubrication and reduces the risk of contamination. Roots vacuum pumps are commonly employed in various industrial applications, especially when high pumping speed and large gas handling capacity are required.

China Best Sales 18.5kw Roots Air Blower Suction Vacuum Pump   wholesaler China Best Sales 18.5kw Roots Air Blower Suction Vacuum Pump   wholesaler
editor by CX 2024-04-10

China best 18.5kw Roots Air Blower Suction Vacuum Pump with high quality

Product Description

Description:
High Negative Pressure Three Lobe Roots Vacuum Pump
1) When running, the ultimate vacuum is as high as 50%.
2) The theoretical displacement range is 1000-10500m3/h.
3) It can be used to transport industrial gases and steam.
4) No sliding friction parts, reducing wear.
5) Environmental protection and safe operation
6)No oil mist in the exhaust.
7)It can meet ATEX standard explosion-proof requirements.

Main structure

 

Model Diameter(mm) Pressure range  Vacuum pressure(Kpa) Air flow range (M3/min)
5006 DN100 -10 ~  – 50 Kpa 2.12 ~ 13.64
6008 DN125 -10 ~  – 50 Kpa 3.86 ~ 21.75
7011 DN150 -10 ~  – 50 Kpa 9.56~33.20
8016 DN200 -10 ~  – 50 Kpa 12.80~ 49.65

       
Blower Main Parts Materials

  Casing Cast iron HT 200
 Rotor (Impeller &shaft) QT 500
Gear 20CrMnTi 
Bearing Japanese NSK
Oil seal USA CR
Oil tank Double Oil Tanks, Clean Site

Impeller CNC machining center

Working shop
 

Application pictures

*** After running more than 1 year , there are very clean on site , no oil leakage

Packing & delivery
Our wooden case is with fumigation sign, It is Moisture-proof

  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service: Yes
Warranty: 1 Year
Type: Materials Vacuum Conveying
Usage: Industrial, Agriculture, Hospital, Special Gas Pressurized Conveying
Material: Casting Iron Ht200
Application: Sewage and Waste Water Treatment
Customization:
Available

|

roots vacuum pump

How Do Roots Vacuum Pumps Affect the Efficiency of Vacuum Systems in Various Industries?

Roots vacuum pumps have a significant impact on the efficiency of vacuum systems across various industries. Here’s a detailed explanation:

1. Enhanced Vacuum Level:

– High Pumping Speed: Roots vacuum pumps are known for their high pumping speed, which refers to the rate at which they can evacuate gas from a system. By quickly removing gas molecules, these pumps help achieve and maintain a lower pressure, resulting in an enhanced vacuum level within the system. This increased vacuum level is crucial in industries such as semiconductor manufacturing, where precise control of pressure is necessary for optimal processing conditions.

– Improved Evacuation Time: With their rapid gas pumping capability, Roots vacuum pumps significantly reduce the evacuation time required to reach the desired vacuum level. This efficiency is particularly important in industries where time-sensitive processes are involved, such as vacuum drying, degassing, or impregnation, allowing for faster production cycles and increased productivity.

2. Increased Throughput:

– Continuous Operation: Roots vacuum pumps are designed for continuous operation, enabling uninterrupted gas removal from the vacuum system. Their robust construction and oil-free operation make them reliable and suitable for demanding industrial applications. The ability to maintain a consistent vacuum level without frequent stops or downtime contributes to increased system throughput and overall efficiency.

– Handling Large Volumes: Roots pumps are capable of handling large gas volumes due to their displacement principle. This makes them well-suited for industries that require the evacuation of substantial amounts of gas, such as in chemical processing, pharmaceutical manufacturing, or vacuum packaging. By efficiently evacuating large volumes of gas, Roots vacuum pumps facilitate higher production rates and improved process efficiency.

3. Improved Process Control:

– Stable Vacuum Level: Roots vacuum pumps help maintain a stable vacuum level within the system, which is essential for precise process control. By swiftly removing gas molecules, these pumps prevent pressure fluctuations and ensure a consistent environment for various manufacturing processes. This is particularly crucial in industries like thin film deposition, where maintaining a stable vacuum is crucial for achieving uniform coating thickness and quality.

– Reduced Contamination: Roots vacuum pumps operate without lubricating oil in the pumping chamber, minimizing the risk of oil contamination in the vacuum system. This is particularly advantageous in industries such as electronics, semiconductor fabrication, or research laboratories, where even trace amounts of contaminants can adversely affect product quality or experimental results. By providing clean and oil-free vacuum, Roots pumps contribute to improved process control, reduced yield loss, and enhanced product reliability.

4. Energy Efficiency:

– Lower Power Consumption: Roots vacuum pumps are designed to operate efficiently, consuming lower power compared to other types of vacuum pumps. This energy efficiency is beneficial in industries where vacuum systems are continuously operated, such as in chemical processing plants or industrial manufacturing facilities. By reducing power consumption, Roots pumps help lower operational costs and contribute to sustainable and environmentally friendly practices.

– Heat Dissipation: Roots pumps generate less heat during operation compared to certain other vacuum pump types. This is advantageous in industries where temperature control is critical, such as in semiconductor fabrication or vacuum furnaces. The reduced heat generation minimizes the need for additional cooling measures, improving overall energy efficiency and reducing operational costs.

In summary, Roots vacuum pumps significantly impact the efficiency of vacuum systems in various industries. They enhance the vacuum level, increase system throughput, improve process control, and contribute to energy savings. By providing high pumping speed, quick evacuation time, continuous operation, stable vacuum levels, reduced contamination risk, lower power consumption, and efficient heat dissipation, Roots vacuum pumps play a crucial role in optimizing the performance and productivity of vacuum systems across industries.

roots vacuum pump

What Is a Roots Vacuum Pump, and How Does It Work?

A Roots vacuum pump, also known as a Roots blower or a rotary lobe pump, is a type of positive displacement vacuum pump that is widely used for various industrial applications. Here’s a detailed explanation of what a Roots vacuum pump is and how it works:

A Roots vacuum pump consists of two synchronized rotors, known as lobes or impellers, that rotate in opposite directions within a housing. The lobes have a unique helical shape with multiple lobes, which allows them to trap and move gas efficiently. The rotors are synchronized with the help of timing gears to maintain precise clearances between the lobes and the housing.

The operation of a Roots vacuum pump can be described in the following steps:

1. Inlet Stage: The process begins with the lobes rotating in opposite directions. As the lobes rotate, the volume between them and the housing gradually increases, creating a larger space at the inlet side of the pump. This expansion of the volume causes the gas to enter the pump through the inlet port. The gas is drawn in due to the pressure difference between the inlet and the pump’s internal chamber.

2. Compression Stage: As the gas enters the pump, it gets trapped in the spaces between the lobes and the housing. As the lobes continue to rotate, the trapped gas gets carried along the rotating lobes. The gas is essentially trapped in the pockets formed by the lobes and the housing. The rotating lobes then compress the gas as they move towards the outlet side of the pump.

3. Outlet Stage: As the lobes approach the outlet side of the pump, the volume between them and the housing decreases, resulting in the compression of the trapped gas. This compression raises the pressure of the gas, causing it to be expelled through the outlet port of the pump. The expelled gas is then discharged into the atmosphere or directed to a downstream process or another vacuum pump, depending on the application.

It’s important to note that a Roots vacuum pump operates as a non-contacting pump, meaning that there is no physical contact between the lobes or between the lobes and the housing. This characteristic eliminates the need for lubrication within the pump and reduces the risk of contamination or oil vapor backstreaming into the vacuum system.

Roots vacuum pumps are known for their high pumping speed and ability to handle large volumes of gas. However, they are not capable of achieving high vacuum levels on their own. To achieve higher vacuum levels, a Roots pump is often used in conjunction with other vacuum pumps, such as rotary vane pumps or diffusion pumps, in a hybrid or combination pumping system.

In summary, a Roots vacuum pump operates based on the principle of positive displacement. It utilizes synchronized rotating lobes to trap and compress gas, allowing it to be discharged at a higher pressure. The non-contacting design of the pump eliminates the need for lubrication and reduces the risk of contamination. Roots vacuum pumps are commonly employed in various industrial applications, especially when high pumping speed and large gas handling capacity are required.

China best 18.5kw Roots Air Blower Suction Vacuum Pump   with high quality China best 18.5kw Roots Air Blower Suction Vacuum Pump   with high quality
editor by CX 2024-04-10

China OEM Water Treatment Compressors and Pump Side Channel Blower Vacuum Pump vacuum pump oil

Product Description

If you need details specification of our ring blower, please feel freely to contact us by email, we will offer you details such as Voltage, Current, Frequency, Air flux, Air pressure, Power, Noise, to meet your necessary.

Made by Aluminum alloy
Small body, small weight
High pressure and Oil free

The ring blower (channel blower, gas pump, air blower) made by aluminum alloy, that make it samll body and small weight.

The products are widely used for clothes, printing, paper making, aquiculture, liquid waste disposing, adding oxygen, photoengraving, industry absorbing, heliograph, powder and grain feeding, work scene, etc. Our factory passed the CCC authentication in 2003, and passed the certificate of CE Standard in 2006. Which assureed the security quality of the products. The technology of our factory is advanced. We imported and used the international advanced technology to make the fight of the quality. Now our products are exported to European countries and America. There are over 300 distributors by special arrangement sellors all over China to provide best service.

Welcome to send us your product drawings for quotation.

Small quantity order is acceptable.

We pay attention to your inquriy, and take quotation as our

important work.

 

ZheJiang CZPT Electrical Machinery Equipment Co., Ltd

Contact man: Austin.Wang

1. Power is 0.37KW.
2. Voltage is 110V to 220V. 50Hz/60Hz
3. Max air flux is 65M3 / H
4. Max air pressure is 16Kpa (160mba) /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service: Yes
Warranty: 12 Month
Oil or Not: Oil Free
Structure: Rotary Vacuum Pump
Exhauster Method: Entrapment Vacuum Pump
Vacuum Degree: High Vacuum
Samples:
US$ 60/Piece
1 Piece(Min.Order)

|

Customization:
Available

|

Vacuum Pump

Basic knowledge of vacuum pump

A vacuum pump is a device that draws gas molecules from a sealed volume and maintains a partial vacuum. Its main job is to create a relative vacuum within a given volume or volumes. There are many types of vacuum pumps. This article will describe how they work, their types, and their applications.

How it works

A vacuum pump is a mechanical device that removes gas from a system by applying it to a higher pressure than the surrounding atmosphere. The working principle of the vacuum pump is based on the principle of gas transfer and entrapment. Vacuum pumps can be classified according to their vacuum level and the number of molecules that can be removed per cubic centimeter of space. In medium to high vacuum, viscous flow occurs when gas molecules collide with each other. Increasing the vacuum causes molecular or transitional flow.
A vacuum pump has several components that make it a versatile tool. One of the main components is the motor, which consists of a rotor and a stator. The rotor and stator contain coils that generate a magnetic field when excited. Both parts must be mounted on a base that supports the weight of the pump. There is also an oil drain that circulates oil throughout the system for lubrication and cooling purposes.
Another type of vacuum pump is the liquid ring vacuum pump. It works by positioning the impeller above or below the blades. Liquid ring pumps can also adjust the speed of the impeller. However, if you plan to use this type of pump, it is advisable to consult a specialist.
Vacuum pumps work by moving gas molecules to areas of higher or lower pressure. As the pressure decreases, the removal of the molecules becomes more difficult. Industrial vacuum systems require pumps capable of operating in the 1 to 10-6 Torr range.

Type

There are different types of vacuum pumps. They are used in many different applications, such as laboratories. The main purpose of these pumps is to remove air or gas molecules from the vacuum chamber. Different types of pumps use different techniques to achieve this. Some types of pumps use positive displacement, while others use liquid ring, molecular transfer, and entrapment techniques.
Some of these pumps are used in industrial processes, including making vacuum tubes, CRTs, electric lights, and semiconductor processing. They are also used in motor vehicles to power hydraulic components and aircraft. The gyroscope is usually controlled by these pumps. In some cases, they are also used in medical settings.
How a vacuum pump works depends on the type of gas being pumped. There are three main types: positive displacement, negative displacement, and momentum transfer. Depending on the type of lubrication, these principles can be further divided into different types of pumps. For example, dry vacuum pumps are less sensitive to gases and vapors.
Another type of vacuum pump is called a rotary vane pump. This type of pump has two main components, the rotor and the vacuum chamber. These pumps work by rotating moving parts against the pump casing. The mating surfaces of rotary pumps are designed with very small clearances to prevent fluid leakage to the low pressure side. They are suitable for vacuum applications requiring low pulsation and high continuous flow. However, they are not suitable for use with grinding media.
There are many types of vacuum pumps and it is important to choose the right one for your application. The type of pump depends on the needs and purpose of the system. The larger ones can work continuously, and the smaller ones are more suitable for intermittent use.
Vacuum Pump

Apply

Vacuum pumps are used in a variety of industrial and scientific processes. For example, they are used in the production of vacuum tubes, CRTs, and electric lamps. They are also used in semiconductor processing. Vacuum pumps are also used as mechanical supports for other equipment. For example, there may be multiple vacuum pumps on the engine of a motor vehicle that powers the hydraulic components of an aircraft. In addition, they are often used in fusion research.
The most common type of vacuum pump used in the laboratory is the rotary vane pump. It works by directing airflow through a series of rotating blades in a circular housing. As the blades pass through the casing, they remove gas from the cavity and create a vacuum. Rotary pumps are usually single or double-stage and can handle pressures between 10 and 6 bar. It also has a high pumping speed.
Vacuum pumps are also used to fabricate solar cells on wafers. This involves a range of processes including doping, diffusion, dry etching, plasma-enhanced chemical vapor deposition, and bulk powder generation. These applications depend on the type of vacuum pump used in the process, and the vacuum pump chosen should be designed for the environment.
While there are several types of vacuum pumps available, their basic working principles remain the same. Each has different functions and capacities, depending on the type of vacuum. Generally divided into positive displacement pump, rotary vane pump, liquid ring pump, and molecular delivery pump.

Maintenance

The party responsible for general maintenance and repairs is the Principal Investigator (PI). Agknxs must be followed and approved by the PI and other relevant laboratory personnel. The Agknx provides guidelines for routine maintenance of vacuum pump equipment. Agknxs are not intended to replace detailed routine inspections of vacuum pump equipment, which should be performed by certified/qualified service personnel. If the device fails, the user should contact PI or RP for assistance.
First, check the vacuum pump for any loose parts. Make sure the inlet and outlet pressure gauges are open. When the proper pressure is shown, open the gate valve. Also, check the vacuum pump head and flow. Flow and head should be within the range indicated on the label. Bearing temperature should be within 35°F and maximum temperature should not exceed 80°F. The vacuum pump bushing should be replaced when it is severely worn.
If the vacuum pump has experienced several abnormal operating conditions, a performance test should be performed. Results should be compared to reference values ​​to identify abnormalities. To avoid premature pump failure, a systematic approach to predictive maintenance is essential. This is a relatively new area in the semiconductor industry, but leading semiconductor companies and major vacuum pump suppliers have yet to develop a consistent approach.
A simplified pump-down test method is proposed to evaluate the performance of vacuum pumps. The method includes simulated aeration field tests and four pump performance indicators. Performance metrics are evaluated under gas-loaded, idle, and gas-load-dependent test conditions.
Vacuum Pump

Cost

The total cost of a vacuum pump consists of two main components: the initial investment and ongoing maintenance costs. The latter is the most expensive component, as it consumes about four to five times the initial investment. Therefore, choosing a more energy-efficient model is a good way to reduce the total system cost and payback period.
The initial cost of a vacuum pump is about $786. Oil-lubricated rotary vane pumps are the cheapest, while oil-free rotary vane pumps are slightly more expensive. Non-contact pumps also cost slightly more. The cost of a vacuum pump is not high, but it is a factor that needs careful consideration.
When choosing a vacuum pump, it is important to consider the type of gas being pumped. Some pumps are only suitable for pumping air, while others are designed to pump helium. Oil-free air has a different pumping rate profile than air. Therefore, you need to consider the characteristics of the medium to ensure that the pump meets your requirements. The cost of a vacuum pump can be much higher than the purchase price, as the daily running and maintenance costs can be much higher.
Lubricated vacuum pumps tend to be more durable and less expensive, but they may require more maintenance. Maintenance costs will depend on the type of gas that needs to be pumped. Lighter gases need to be pumped slowly, while heavier gases need to be pumped faster. The maintenance level of a vacuum pump also depends on how often it needs to be lubricated.
Diaphragm vacuum pumps require regular maintenance and oil changes. The oil in the diaphragm pump should be changed every 3000 hours of use. The pump is also resistant to chemicals and corrosion. Therefore, it can be used in acidic and viscous products.

China OEM Water Treatment Compressors and Pump Side Channel Blower Vacuum Pump   vacuum pump oil	China OEM Water Treatment Compressors and Pump Side Channel Blower Vacuum Pump   vacuum pump oil
editor by CX 2024-04-08

China high quality CZPT UK Brand Baeo-90-3 Energy Saving VSD 22kw 30kw 37kw 75-185kw Oil Free Screw Air Blower 0.8bar 1.0bar Blowers Vacuum Pump vacuum pump for ac

Product Description

 

Product Description

 

Product Parameters

Parameter for CZPT oil injected fixed Frequency screw air compressor
Model Power
(kw)
 
Working
 Pressure
(Mpa)
Air Delivery
(m³/min)
Dimensions
(mm)
Outlet Pipe Diameter Weight
(kg)
BAE-7A 7.5 0.8  1.3  865*570*825 G1/2 170
1.0  1.0 
1.3  0.9 
BAE-11A 11 0.8  1.8  1050*650*950 G3/4 270
1.0  1.6 
1.3  1.1 
BAE-15A 15 0.8  2.5  1050*650*950 G3/4 280
1.0  2.2 
1.3  1.8 
BAE-18A 18.5 0.8  2.9  1200*850*1100 G1 390
1.0  2.7 
1.3  2.3 
BAE-22A 22 0.8  3.9  1200*850*1100 G1 400
1.0  3.2 
1.3  3.1 
BAE-30A 30 0.8  5.4  1200*850*1100 G1 1/4 480
1.0  4.3 
1.3  3.8 
BAE-37A 37 0.8  6.6  1350*950*1225 G1 1/2 580
1.0  6.2 
1.3  5.6 
BAE-45A 45 0.8  8.0  1350*950*1225 G1 1/2 720
1.0  6.8 
1.3  5.9 
BAE-55A 55 0.8  10.5  1650*1170*1440 G2 1100
1.0  8.9 
1.3  7.7 
BAE-75A/W 75 0.8  13.2  1800*1200*1570 G2 1200
1.0  12.5 
1.3  9.8 
BAE-90A/W 90 0.8  16.5  1800*1200*1570 G2 1300
1.0  13.0 
1.3  12.5 
BAE-110A/W 110 0.8  21.0  2200*1400*1800 DN65 2200
1.0  17.0 
1.3  15.0 
BAE-132A/W 132 0.8  23.5  2200*1400*1800 DN65 2500
1.0  20.6 
1.3  16.5 
BAE-160A/W 160 0.8  29.7  2730*1710*1950 DN80 2950
1.0  25.5 
1.3  21.0 
BAE-185A/W 185 0.8  32.8  2730*1710*1950 DN80 3200
1.0  29.0 
1.3  25.0 
BAE-200A/W 200 0.8  34.5  2730*1710*1950 DN80 3400
1.0  32.5 
1.3  29.0 
BAE-220A/W 220 0.8  36.3  2970*1700*1900 DN80 4200
1.0  33.5 
1.3  29.8 
BAE-250A/W 250 0.8  44.5  3300*2150*2250 DN100 4400
1.0  36.5 
1.3  32.5 

 

Parameter for CZPT oil injected  Frequency conversion screw air compressor
Model Power
(kw)
 
Working
 Pressure
(Mpa)
Air Delivery
(m³/min)
Dimensions
(mm)
 
Outlet Pipe Diameter
Weight
(kg)
BAE-7PM 7.5 0.8  0.4-1.2 700*600*860 G1/2 180
1.0  0.3-1.0
1.3  0.2-0.8
BAE-11PM 11 0.8  0.7-1.9 1000*750*1070 G3/4 300
1.0  0.6-1.6
1.3  0.3-1.1
BAE-15PM 15 0.8  1.0-2.4 1000*750*1070 G3/4 330
1.0  0.9-2.1
1.3  0.7-1.8
BAE-22PM 22 0.8  1.8-3.8 1100*850*1110 G1 430
1.0  1.5-3.2
1.3  1.2-2.5
BAE-30PM 30 0.8  2.4-5.3 1100*850*1110 G1 460
1.0  2.0-4.4
1.3  1.9-3.5
BAE-37PM 37 0.8  3.4-6.8 1200*970*1350 G11/2 610
1.0  2.9-6.0
1.3  2.2-4.8
BAE-45PM 45 0.8  4.0-8.0 1200*970*1350 G11/2 720
1.0  3.5-7.5
1.3  3.0-6.5
BAE-55PM 55 0.8  5.0-10.5 1500*1200*1550 G2 950
1.0  4.5-9.0
1.3  3.6-7.8
BAE-75PM 75 0.8  7.0-13.5 1500*1200*1550 G2″ 970
1.0  6.2-12.5
1.3  5.2-10.2
BAE-90PM 90 0.8  6.6-16.5 1800*1200*1570 G2″ 1050
1.0  6.0-15.5
1.3  5.5-13.8
BAE-110PM 110 0.8  9.0-21.5 2200*1400*1800 DN65 1850
1.0  6.8-17.2
1.3  5.5-15.5
BAE-132PM 132 0.8  9.6-23.6 2200*1400*1800 DN65 1900
1.0  9.2-21.6
1.3  6.7-17.5
BAE-160PM 160 0.8  12.0-29.8 2730*1710*1950 DN80 2700
1.0  10.5-26.4
1.3  9.0-22.0
BAE-185PM 185 0.8  13.5-33.2 2730*1710*1950 DN80 3000
1.0  13.0-31.5
1.3  11.0-26.5
BAE-200PM 200 0.8  13.8-34.5 2730*1710*1950 DN80 3200
1.0  14.0-33.0
1.3  12.0-27.8
BAE-220PM 220 0.8  16.3-36.3 3250*2000*2100 DN100 3600
1.0  15.2-33.5
1.3  14.5-29.8
BAE-250PM 250 0.8  18.0-44.0 3250*2000*2100 DN100 4000
1.0  16.9-38.5
1.3  13.0-34.0
BAE-280PM 280 0.8  19.0-46.8 3250*2000*2100 DN100 4000
1.0  18.0-42.9
1.3  15.0-36.0

Parameter for 2 stage oil injected fixed  Frequency screw air compressor
Model  Moter Power
(kw)
 
Working
Pressure
(Mpa)
Air
Delivery
(m³/min)
Dimensions
(mm)
Outlet Pipe Diameter Weight
(kg)
BAE-30A+ 30 0.8  6.4  1500*950*1225 G1 1/2 800
BAE-37A+ 37 0.8  8.5  1500*950*1225 G1 1/2 900
1.0  6.4 
BAE-45A+ 45 0.8  10.0  1650*1170*1440 G2″ 1200
1.0  7.9 
1.3  6.3 
BAE-55A+ 55 0.8  13.1  1800*1200*1580 G2″ 1500
1.0  10.4 
1.3  8.9 
BAE-75A+ 75 0.8  16.4  1800*1200*1580 G2″ 1600
1.0  13.7 
1.3  12.3 
BAE-90A+ 90 0.8  20.2  2200*1400*1800 DN65 2200
1.0  17.5 
1.3  16.0 
BAE-110A+ 110 0.8  24.1  2200*1400*1800 DN65 2300
1.0  19.9 
1.3  17.8 
BAE-132A+ 132 0.8  28.0  2730*1710*1950 DN80 3200
1.0  24.0 
1.3  20.9 
BAE-160A+ 160 0.8  34.2  2730*1710*1950 DN80 3500
1.0  30.7 
1.3  28.9 
BAE-185A+ 185 0.8  39.3  3250*2000*2100 DN100 4800
1.0  34.7 
1.3  32.1 
BAE-200A+ 200 0.8  42.8  3250*2000*2100 DN100 4900
1.0  40.6 
1.3  35.0 
BAE-220A+ 220 0.8  42.8  3250*2000*2100 DN100 5200
1.0  43.0 
1.3  37.5 
BAE-250A+ 250 0.8  52.8  3250*2000*2100 DN100 5500
1.0  48.1 
1.3  43.0 
BAE-280A+ 280 0.8  58.1  3770*2150*2250 DN125 6800
1.0  52.4 
1.3  48.0 
BAE-315A+ 315 0.8  66.2  3800*2300*2300 DN125 7000
1.0  58.0 
1.3  50.8 
BAE-355A+ 355 0.8  73.2  3800*2300*2300 DN125 8500
1.0  65.4 
1.3  55.0 
BAE-400A+ 400 0.8  84.0  3800*2300*2300 DN125 9000
1.0  72.0 
1.3  63.0 

 

Parameter for 2 stage oil injected  Frequency conversion screw air compressor
Model Moter Power
(kw)
 Working Pressure
(Mpa)
Air Delivery
(m³/min)
Dimensions
(mm)
Outlet Pipe Diameter Weight
(kg)
BAE-22FC+ 22 0.8  1.5-4.7 1200*850*1100 G1 600
1.0  1.3-3.8
1.3  /
BAE-30FC+ 30 0.8  2.0-6.5 1500*950*1225 G1 1/2 800
1.0  1.8-6.0
1.3  1.6-5.1
BAE-37FC+ 37 0.8  2.9-8.5 1500*950*1225 G1 1/2 900
1.0  2.5-7.3
1.3  2.2-6.7
BAE-45FC+ 45 0.8  3.3-10.4 1650*1170*1440 G2″ 1200
1.0  2.9-8.4
1.3  2.2-6.6
BAE-55FC+ 55 0.8  4.0-13.2 1800*1200*1580 G2″ 1500
1.0  3.0-10.5
1.3  2.5-8.8
BAE-75FC+ 75 0.8  5.3-16.8 1800*1200*1580 G2″ 1600
1.0  3.7-13.9
1.3  3.6-12.4
BAE-90FC+ 90 0.8  6.0-20.2 2200*1400*1800 DN65 2200
1.0  5.1-17.3
1.3  4.7-16.1
BAE-110FC+ 110 0.8  7.5-24.0 2200*1400*1800 DN65 2300
1.0  6.0-20.0
1.3  5.9-17.8
BAE-132FC+ 132 0.8  9.1-28.2 2200*1400*1800 DN80 2350
1.0  8.5-24.6
1.3  6.9-20.3
BAE-160FC+ 160 0.8  11.4-34.7 2730*1710*1950 DN80 3500
1.0  11.2-30.8
1.3  9.2-28.7
BAE-185FC+ 185 0.8  13.5-39.5 3250*2000*2100 DN100 4800
1.0  11.7-35.1
1.3  10.2-32.5
BAE-200FC+ 200 0.8  14.8-43.1 3250*2000*2100 DN100 4900
1.0  13.0-40.5
1.3  11.2-35.0
BAE-220FC+ 220 0.8  16.2-47.5 3250*2000*2100 DN100 5200
1.0  14.9-42.8
1.3  13.2-37.7
BAE-250FC+ 250 0.8  19.0-53.5 3800*2314*2250 DN125 6900
1.0  15.2-48.5
1.3  14.6-43.5
BAE-280FC+ 280 0.8  22.8-57.0 3800*2300*2300 DN125 6700
1.0  19.6-49
1.3  18.8-47
BAE-315FC+ 315 0.8  24.8-62.0 3800*2300*2300 DN125 7000
1.0  21.6-54
1.3  20.2-50.5
BAE-355FC+ 355 0.8  27.68-73 3800*2300*2300 DN125 8500
1.0  24-65
1.3  21.92-54.8
BAE-400FC+ 400 0.8  32-84/8 3800*2300*2300 DN125 9000
1.0  27.2-73/10
1.3  24.4-61/13

Parameter for Dry oil-free air compressor
 Model Power
(kw)
Working
Pressure
(Mpa)
Air Delivery
(m³/min)
Dimensions
(L*W*H) mm
Weight
(kg)
Outlet Pipe Diameter
BAEO-37 37 0.75 6.3 2150*1370*1910 2080 DN50
0.85 5.5
1.00 4.2
BAEO-45 45 0.75 7.98 2150*1370*1910 2170 DN50
0.85 7.20
1.00 6.21
BAEO-55 55 0.75 9.85 2150*1370*1910 2200 DN50
0.85 8.97
1.00 7.88
BAEO-75 75 0.75 12.85 2150*1370*1910 2290 DN50
0.85 12.11
1.00 11.05
BAEO-90 90 0.75 16.01 2150*1370*1910 2330 DN65
0.85 14.59
1.00 12.86
BAEO-110 110 0.75 20.00 2700*1590*2360 3080 DN65
0.85 18.98
1.00 17.33
BAEO-132 132 0.75 24.1 2700*1590*2360 3170 DN65
0.85 23.09
1.00 22.09
BAEO-160 160 0.75 28.4 3050*2000*2200 3600 DN65
0.85 26.2
1.00 24.1
BAEO-185 185 0.75 34.8 3050*2000*2200 4000 DN65
0.85 29.3
1.00 28.4
BAEO-200W 200 0.75 37.4 3050*1932*2060 4400 DN100
0.85 35.30
1.00 31.20
BAEO-220W 220 0.75 42.5  3050*1932*2060 4400 DN100
0.85 38.3
1.00 33.5
BAEO-250W 250 0.75 46.08 3050*1932*2060 4580 DN100
0.85 43.04
1.00 38.30
BAEO-280W 280 0.75 49.60 3050*1932*2060 4580 DN100
0.85 46.65
1.00 42.64
BAEO-315W 315 0.75 53.40 3350*2130*2200 6350 DN125
0.85 51.23
1.00 48.50
BAEO-355W 355 0.75 65.3 3350*2130*2200 6750 DN125
0.85 59.4
1.00 55.2

 

Parameter for Dry oil-free air compressor
 Model Power
(kw)
Working
Pressure
(Mpa)
Air Delivery
(m³/min)
 
Dimensions
(L*W*H) mm
Weight
(kg)
 
Outlet Pipe Diameter
BAEO-37V 37 0.75 4.41-6.3 2150*1370*1910 2080 DN50
0.85 3.85-5.5
1.00 2.94-4.2
BAEO-45V 45 0.75 4.71-7.71 2150*1370*1910 2170 DN50
0.85 4.62-7.31
1.00 3.85-6.32
BAEO-55V 55 0.75 5.55-9.92 2150*1370*1910 2200 DN50
0.85 5.05-8.94
1.00 4.60-7.88
BAEO-75V 75 0.75 7.52-12.87 2150*1370*1910 2290 DN50
0.85 7.23-12.51
1.00 6.47-11.22
BAEO-90V 90 0.75 9.37-16.05 2150*1370*1910 2330 DN65
0.85 8.66-14.52
1.00 7.58-12.92
BAEO-110V 110 0.75 11.63-19.94 2700*1590*2360 3080 DN65
0.85 11.36-19.12
1.00 11.65-17.31
BAEO-132V 132 0.75 13.56-24.1 2700*1590*2360 3170 DN65
0.85 13.54-22.76
1.00 11.55-19.83
BAEO-160V 160 0.75 15.42-28.4 2700*1590*2360 3210 DN65
0.85 15.03-26.2
1.00 13.83-23.66
BAEO-185V 185 0.75 17.93-32.8 3050*2000*2200 4300 DN65
0.85 17.53-28.55
1.00 15.53-26.85
BAEO-200WV 200 0.75 21.03-36.4 3050*1932*2060 4400 DN100
0.85 20.53-33.44
1.00 17.93-29.82
BAEO-220WV 220 0.75 24.9-42 3050*1932*2060 4400 DN100
0.85 22.4-37.5
1.00 19.8-33.2
BAEO-250WV 250 0.75 28.05-46.2 3050*1932*2060 4580 DN100
0.85 25.55-43.63
1.00 22.57-38.32
BAEO-280WV 280 0.75 32.2-48.8 3050*1932*2060 4580 DN100
0.85 30.45-47.5
1.00 29.05-45
BAEO-315WV 315 0.75 35.07-52.5 3350*2130*2200 6350 DN125
0.85 33.25-50.6
1.00 31.15-48.5
BAEO-355WV 355 0.75 42.91-65.2 3350*2130*2200 6750 DN125
0.85 40.95-59.3
1.00 38.64-55.2

 

Parameter for Low pressure Dry oil-free air compressor
 Model Power
(kw)
Working
Pressure
(Mpa)
Air Delivery
(m³/min)
Dimensions
(L*W*H) mm
Weight
(kg)
 
Outlet Pipe Diameter
BAEO-37LSPM 37 1.50 13.5 2150*1370*1910 2200 DN65
2.00 12.6
2.50 10.5
3.00 9
3.50 7.5
BAEO-45LSPM 45 1.50 16.5 2150*1370*1910 2300 DN65
2.00 14.8
2.50 13
3.00 10.5
3.50 8.5
BAEO-55LSPM 55 1.50 20.5 2700*1590*1840 2800 DN100
2.00 18.5
2.50 16
3.00 13.5
3.50 10.5
BAEO-75LSPM 75 1.50 26.5 2700*1590*1840 2900 DN100
2.00 22.8
2.50 20.5
3.00 19.2
3.50 15.5
BAEO-90LSPM 90 1.50 32.8 2700*1590*1840 3100 DN100
2.00 29
2.50 26
3.00 22.5
3.50 20.2
BAEO-110LSPM 110 1.50 43.6 2820*2052*1876 3300 DN125
2.00 40.5
2.50 33.3
3.00 30.8
3.50 26.8
BAEO-132LSPM 132 1.50 55 2820*2052*1876 3500 DN125
2.00 50.5
2.50 43.5
3.00 40.8
3.50 33.8
BAEO-160LSPM 160 1.50 65.5 2820*2052*1876 3800 DN125
2.00 60.5
2.50 52.5
3.00 46.5
3.50 40.8
BAEO-200LSPM 200 1.50 85 2820*2052*1876 4000 DN125
2.00 72.5
2.50 60.5
3.00 55
3.50 50.5

 

Parameter for water injected oil-free air compressor
Model  Working Pressure
(Mpa)
Air Delivery
(m³/min)
Moter Power
(kw)
Dimensions (mm) Weight
(kg)
Lubricating water(L) Outlet Pipe Diameter
 (L)  (W)  (H)
BAEW-7A 0.70 1.20 7.5 1000 700 1050 410 25 G3/4
0.80 1.10
1.00 0.90
BAEW-11A 0.70 1.70 11 1150 850 1250 480 25 G3/4
0.80 1.60
1.00 1.40
BAEW-15A 0.70 2.60 15 1300 950 1250 640 30 G1
0.80 2.50
1.00 2.00
BAEW-18A 0.70 3.20 18.5 1500 1050 1400 770 35 G1
0.80 3.00
1.00 2.50
BAEW-22A 0.70 3.90 22 1500 1050 1400 800 35 G1
0.80 3.60
1.00 3.00
BAEW-30A 0.70 5.20 30 1750 1150 1500 1100 70 G1 1/4
0.80 5.00
1.00 4.40
BAEW-37A 0.70 6.40 37 1750 1150 1500 1150 70 G1 1/4
0.80 6.10
1.00 5.70
BAEW-45A 0.70 8.10 45 1750 1150 1500 1250 90 G1 1/4
0.80 7.50
1.00 6.80
BAEW-55W 0.70 11.00 55 1900 1250 1360 1250 90 G2
0.80 10.20
1.00 9.00
BAEW-75W 0.70 13.20 75 1900 1250 1360 1650 110 G2
0.80 12.80
1.00 10.00
BAEW-90W 0.70 16.00 90 1900 1250 1360 2100 110 G2
0.80 14.90
1.00 13.00
BAEW-110W 0.70 20.50 110 2200 1600 1750 2600 130 DN65
0.80 19.50
1.00 17.60
BAEW-132W 0.70 25.80 132 2200 1600 1750 2700 130 DN65
0.80 23.50
1.00 20.60
BAEW-160W 0.70 28.00 160 2200 1600 1750 2900 165 DN65
0.80 26.00
1.00 24.60
BAEW-185W 0.70 30.50 185 2900 1800 1950 3300 180 DN100
0.80 29.50
1.00 25.00
BAEW-200W 0.70 37.00 200 2900 1800 1950 3500 180 DN100
0.80 34.00
1.00 28.00
BAEW-220W 0.70 38.00 220 2900 2000 2300 4500 180 DN100
0.80 36.00
1.00 30.00
BAEW-250W 0.70 43.00 250 2900 2000 2300 4700 180 DN100
0.80 41.00
1.00 38.00
Remark:A:air cooled      W:water cooled

 

Parameter for water injected oil-free Frequency conversion air compressor
Model Working Pressure
(Mpa)
 Air Delivery
(m³/min)
Moter Power
(kw)
Dimensions (mm) Weight
(kg)
Lubricating water(L)  Outlet Pipe Diameter
 (L) (W) (H)
BAEW-5APM 0.7  0.6 5.5 1000 700 1050 450 20 G3/4
0.8  0.5
1.0  0.4
BAEW-7APM 0.7  1.2 7.5 1000 700 1050 500 25 G3/4
0.8  1.0 
1.0  0.8
BAEW-11APM 0.7  1.6 11 1150 850 1250 550 25 G3/4
0.8  1.4
1.0  1.2
BAEW-15APM 0.7  2.2 15 1300 950 1250 650 30 G1
0.8  2.0 
1.0  1.8
BAEW-18APM 0.7  3.2 18.5 1500 1050 1400 750 35 G1
0.8  2.8
1.0  2.5
BAEW-22APM 0.7  3.6 22 1500 1050 1400 850 35 G1
0.8  3.3
1.0  2.9
BAEW-30APM 0.7  5.3 30 1750 1150 1500 1050 65 G1 1/4
0.8  4.7
1.0  4.3
BAEW-37APM 0.7  6.0  37 1750 1150 1500 1100 65 G1 1/4
0.8  5.6
1.0  5.0 
BAEW-45APM 0.7  7.7  45 1750 1150 1500 1200 90 G1 1/4
0.8  7.3
1.0  5.8
BAEW-45WPM 0.7  7.7  45 1750 1150 1500 1050 90 G1 1/2
0.8  7.3
1.0  5.8
BAEW-55WPM 0.7  10.0  55 1900 1250 1350 1250 110 G2
0.8  9.0 
1.0  7.8
BAEW-75WPM 0.7  13.0  75 1900 1250 1350 1650 110 G2
0.8  12.0 
1.0  10.0 
BAEW-90WPM 0.7  16.8 90 1900 1250 1350 2050 110 G2
0.8  15.0 
1.0  14.0 
BAEW-110WPM 0.7  20.0  110 2200 1600 1750 2600 130 DN65
0.8  18.5
1.0  17.0 
BAEW-132WPM 0.7  25.0  132 2200 1600 1750 2700 130 DN65
0.8  23.0 
1.0  20.0 
BAEW-160WPM 0.7  27.0  160 2200 1600 1750 2900 165 DN65
0.8  25.5
1.0  24.0 
BAEW-185WPM 0.7  30.0  185 2900 1800 1950 3300 180 DN100
0.8  28.5
1.0  26.0 
BAEW-200WPM 0.7  32.0  200 2900 1800 1950 3500 180 DN100
0.8  30.0 
1.0  28.0 
BAEW-220WPM 0.7  36.0  220 2900 2000 2300 4500 180 DN100
0.8  34.0 
1.0  31.0 
BAEW-250WPM 0.7  40.0  250 2900 2000 2300 4700 180 DN100
0.8  38.0 
1.0  36.0 
BAEW-315WPM 0.7  50.0  315 2900 2000 2300 5000 180 DN100
0.8  46.0 
1.0  43.0 
Remark:A:air cooled      W:water cooled      PM:permanent magnet Frequency conversion

 

Parameter for oil-free scroll air compressor
 Model  
Working
Pressure
(Mpa)
 
Air Delivery
(m³/min)
Power
(kw)
Dimensions
(L*W*H) mm
 
Weight
(kg)
 
Outlet Pipe Diameter
(pcs) Remark
BAE-4WS 0.8 0.4 3.7 610 730 930 200 3/4 Ball valve 1*0.4  
1 0.33
BAE-4WS-ND 0.8 0.4 1810 820 1700 350 3/4 Ball valve 1*0.4 built-in integrated 200L
1 0.33
BAE-4WS-WD 0.8 0.4 1400 840 1490 300 1 Ball valve 1*0.4 External integrated 200L
1 0.33
BAE-5.5WS 0.8 0.6 5.5 610 730 930 220 3/4 Ball valve 1*0.6  
1 0.49
BAE-5.5WS-ND 0.8 0.6 1810 820 1700 380 3/4 Ball valve 1*0.6 built-in integrated  200L
1 0.49
BAE-5.5WS-WD 0.8 0.6 1400 840 1490 320 1 Ball valve 1*0.6 External integrated 200L
1 0.49
BAE-7.5WS 0.8 0.8 7.5 1200 700 1200 350 1 Ball valve 2*0.4  
1 0.66
BAE-11WS 0.8 1.2 11 1200 700 1200 400 1 Ball valve 2*0.6  
1 0.98
BAE-16.5WS 0.8 1.8 16.5 1200 700 1670 500 1 Ball valve 3*0.6  
1 1.5
BAE-22WS 0.8 2.4 22 1550 1200 1150 800 1 Ball valve 4*0.6  
1 2
BAE-27WS 0.8 3 27.5 1550 1200 1150 1080 1 Ball valve 5*0.6  
1 2.4
BAE-33WS 0.8 3.6 33 1550 1200 1150 1200 1 Ball valve 6*0.6  
1 3
BAE-38.5WS 0.8 4.2 38.5 2150 1450 1700 1400 2 Ball valve 7*0.6  
1 3.6
BAE-44WS 0.8 4.8 44 2150 1450 1700 1520 2 Ball valve 8*0.6  
1 4
BAE-49WS 0.8 5.4 49.5 2150 1450 1700 1650 2 Ball valve 9*0.6  
1 4.5

 

parameter for High pressure screw air compressor
Model Air Delivery
(m³/min)
Working
Pressure
(Mpa)
Power
(kw)
Dimensions(mm) Cooling
Mode
Outlet Pipe Diameter Weight
(kg)
(L) (W) (H)
BAEG-37A(W) 3.5 1.6 23 1810 1200 1550 air cooled or water cooled DN25 1200
2 26
2.5 30
3 33
3.5 35
4 37
BAEG-45 A(W) 4.5 1.6 26 1810 1200 1550 air cooled or water cooled DN25 1280
2 30
2.5 33
3 37
3.5 40
4 45
BAEG-55 A(W) 6 1.6 33 2300 1600 1820 air cooled or water cooled DN40 1800
2 37
2.5 40
3 45
3.5 50
4 55
BAEG-75 A(W) 8.5 1.6 52 2500 1760 1800 air cooled or water cooled DN40 2000
2 60
2.5 65
3 70
3.5 72
4 75
BAEG-90 A(W) 10.5 1.6 59 3100 1860 2571 air cooled or water cooled DN50 2500
2 67
2.5 74
3 80
3.5 85
4 90
BAEG-110 A(W) 12 1.6 75 3100 1860 2571 air cooled or water cooled DN50 3000
2 82
2.5 90
3 95
3.5 105
4 110
BAEG-130 A(W) 14 1.6 80 3100 1860 2571 air cooled or water cooled DN50 3200
2 90
2.5 110
3 120
3.5 125
4 130
BAEG-150 A(W) 16 1.6 85 3100 1860 2571 air cooled or water cooled DN50 3310
2 90
2.5 110
3 130
3.5 140
4 150
BAEG-165 W 18 1.6 90 3100 1860 2571 air cooled or water cooled DN65 3600
2 100
2.5 120
3 140
3.5 155
4 165
BAEG-185W 20 1.6 110 3500 2000 2300 air cooled or water cooled DN65 3900
2 120
2.5 150
3 165
3.5 175
4 185
BAEG-200W 23 1.6 120 3500 1860 2160 air cooled or water cooled DN65 4200
2 150
2.5 165
3 175
3.5 185
4 200
BAEG-220W 25 1.6 150 3500 1860 2160 air cooled or water cooled DN65 4500
2 165
2.5 175
3 185
3.5 200
4 220
BAEG-250W 28 1.6 165 3500 1860 2160 air cooled or water coole

Parameter for 3kgs low pressure screw air compressor
                   
                   
 Model  Working Pressure (Mpa)  Air Delivery (m3/min)  Power (kw)  speed (r/min) Dimensions (mm)  Weight (kg)  Outlet Pipe Diameter
 (L)  (W)  (H)
BAE-22LPM3 0.21-0.3 1.80-6.45 22 3300 1450 1100 1350 1350 DN50
BAE-37LSPM3 0.21-0.3 3.35-11.55 37 3100 1950 1200 1700 1450 DN65
BAE-55LSPM3 0.21-0.3 5.02-17.20 55 1480 2200 1400 1800 2200 DN80
BAE-55LPM3 0.21-0.3 4.60-15.78 55 2700 2200 1400 1800 1850 DN80
BAE-75LSPM3 0.21-0.3 7.15-24.20 75 2100 2200 1400 1800 2850 DN80
BAE-75LPM3 0.21-0.3 6.00-20.50 75 2980 2200 1400 1800 2680 DN80
BAE-90LSPM3 0.21-0.3 8.80-30.00 90 1480 3000 1800 2000 4100 DN125
BAE-90LPM3 0.21-0.3 7.20-2420 90 2970 3000 1800 2000 3750 DN125
BAE-110LSPM3 0.21-0.3 10.80-36.50 110 1800 3000 1800 2000 4700 DN125
BAE-110LPM3 0.21-0.3 9.60-32.30 110 2950 3000 1800 2000 4100 DN125
BAE-132LSPM3 0.21-0.3 U.00-47.60 132 1490 3500 2100 2300 5100 DN150
BAE-132LPM3 0.21-0.3 11.30-37.90 132 2700 2900 1800 2100 4900 DN125
BAE-160LSPM3 0.21-0.3 15.60-52.50 160 1650 4300 2300 2600 6300 DN200
BAE-160LPM3 0.21-0.3 13.00-42.80 160 2950 3500 2100 2300 4900 DN150
BAE-185LSPM3 0.21-0.3 19.00-63.80 185 2000 4300 2300 2600 6900 DN200
BAE-200LSPM3 0.21-0.3 21.00-70.20 200 2300 4300 2300 2600 8100 DN200
Remark:L:Low Pressure Series 3:Pressure 3KG S:Energy Saving Series PM:Permanent magnet frequency conversion  
                   
Parameter for 5kgs low pressure PM VSD screw air compressor
                   
 Model Working Pressure (Mpa)  Air Delivery (m3/min)  Power (kw)  speed (r/min) Dimensions (mm)  Weight (kg)  Outlet Pipe Diameter
 (L)  (W)  (H)
BAE-55LSPM5 0.4-0.5 430-14.50 55 1480 2200 1400 1800 3600 DN65
BAE-75LSPM5 0.4-0.5 5.80-19.40 75 1480 2400 1600 1700 3800 DN65
BAE-90LSPM5 0.4-0.5 7.20-24.20 90 1480 3100 1900 2050 3900 DN80
BAE-110LSPM5 0.4-0.5 8.10-27.50 110 1480 3100 1900 2050 4300 DN80
BAE-132LSPM5 0.4-0.5 10.20-3450 132 1480 3600 2200 2300 5000 DN125
BAE-160LSPM5 0.4-0.5 12.50-42.00 160 1480 3600 2200 2300 6000 DN125
BAE-200LSPM5 0.4-0.5 15.60-52.40 200 1480 4200 2300 2600 7900 DN150
BAE-220LSPM5 0.4-0.5 17.20-58.00 220 1480 4200 2300 2600 8100 DN150
BAE-250LSPM5 0.4-0.5 18.90-63.20 250 1480 4200 2300 2600 8200 DN150
BAE-280LSPM5 0.4-0.5 22.30-74.80 280 1480 4300 2400 2700 8400 DN150
                   
Remark:L:Low Pressure Series 5:Pressure 5KG S:Energy Saving Series PM:Permanent magnet frequency conversion  

 

Certifications

Packaging & Shipping

Company Profile

Geso is a global aerodynamic systems group of companies, wholly owned by BAE CZPT SYSTEMS, headquartered in London, United Kingdom, and a leader in the European gases sector.
BAE Systems, the parent company of CZPT Group, was founded in 1871 and is committed to the research and development and production of industrial gases. In 2002, BAE Systems set up a representative office in China, importing products from the United Kingdom to China and deploying after-sales service offices in China, and in 2018 BAE Systems established a wholly-owned company “ZheJiang Geso systems Industrial PLC and invested 11 million U.S. dollars to build an intelligent manufacturing center; dedicated to research and development, production and market development. Our products include energy-saving screw air compressors, nitrogen/oxygen generators, dry oil-free air compressors, water-lubricated oil-free air compressors, mobile air compressors, process gas compressors, medium and high-pressure screw air compressors, centrifugal air compressors, etc., which are widely utilized in various production and industrial fields, and we have set up the “ZheJiang Geso systems Industrial PLC”, “ZheJiang Geso Equipment Co.,Ltd.”, “ZheJiang Geso Energy Equipment Co.,Ltd.” 3 companies, more than 30 branches and offices throughout the country, more than 200 distributors, for all walks of life to provide high-quality intelligent energy-saving air compressor system solutions.
Geso Group inherits the advanced technology and production management mode of British BAE Systems, combined with the Chinese market demand, in order to ensure the production safety of the user, strictly follow the Group’s product development process, each new product after 40 test items and 3000 hours of durability testing, to protect the quality of the product from the source; CZPT compressor adopts the high quality screw compression element developed by BAE Systems, The material is used in the construction of large ships and nuclear submarines, which ensures the service life of the air compressor. The structure of the air compressor has been developed by the design team of BAE Group headquarters, which ensures the product quality and energy-saving effect. IE5 energy-saving motors, ABB electronic control system, and three-stage frequency conversion energy-saving system are selected to reduce energy consumption and carbon dioxide emissions, which saves costs for customers and realizes small investment and big power. Meanwhile, by optimizing the design and reducing the screw compression element’s speed, our air compressors have excellent silent performance. Independent research and development of intelligent Internet of Things (IoT) technology realizes the automatic and precise supply of air compressor and nitrogen generator equipment with the actual demand amount of the user to meet the automation experience of unattended, remote alarm, maintenance reminder, energy consumption management, intelligent file, data analysis, seamless docking and evaluation feedback. Convenient interconnected management with air compressors is realized through computers, cell phones and iPads. In addition, the reasonable construction and excellent workmanship of Geso reduces unnecessary maintenance work in normal times, making maintenance more convenient and efficient.
Through years of high-speed development, Geso Group has service outlets in more than 2 hundred cities across the country, 24-hour service hotline response and Internet warranty service. Thirteen direct spare parts warehouses to provide customers with repair services in a more rapid and timely manner.
After-sales service is not only limited to the product itself, but also includes a series of complete systematic services such as compressed air system testing and optimization, intelligent air supply control for air compressors, waste heat recovery, variable frequency piping, piping, cables, and construction turnkey projects. The service engineers not only undergo strict training and assessment, but also equipped with professional testing and maintenance tools to provide customers with quality service experience and escort production.
We are committed to a lifetime free of labor charges to reduce the user’s cost of use and avoid the phenomenon of indiscriminate charges. Based on our service concept to provide customers with free training services, regular testing of the user’s energy efficiency report data and develop energy-saving programs to ensure user satisfaction and energy-saving effect. For 3 consecutive years, we have been selected as 1 of the top 10 brands by third-party organizations such as China Brand Network.
As a global aerodynamic systems group of companies, we carry the mission of innovation, quality and service. Whether it is energy saving and environmental protection, quiet performance or intelligent, always adhere to the praise of the customer experience as the center of the hard workers, Geso, to create a global CZPT brand of fluid machinery, and continue to become a high-end energy-saving products industry leader.
Timeline of Geso history

BAE MARCONI ELETRONIC SYSTEMS was founded in 1871 in London, England. In the same year, we developed and produced the first reciprocating compressor and devoted ourselves to the development and production of industrial gases.
In 1910, the company’s main business expanded to multiple areas: air compressors, nitrogen/oxygen air separation equipment, integrated electronic products, the company’s core product development of single-cylinder reciprocating air compressor technology and mass production.
In 1999, the company was founded as “BAE CZPT SYSTEMS LTD” and developed the first twin-screw air compressor and established the brand “GESO SYSTEMS”.
In 2000, the company developed and produced the first dry-type oil-free screw machine into the market, and it is widely used in the European medical, food and electronic industries.
In 2002, BAE Group set up a representative office in China, products from the United Kingdom after the production of original imported equipment for the Chinese market expansion, and successfully entered the Chinese aerospace and high-precision machining field market.
In 2006, a total of 26 after-sales service operation outlets were built in each provincial capital city in China, fully deploying the after-sales service system to quickly respond to and safeguard users’ experience and production safety.
In 2016, a warehousing and logistics center was established in ZheJiang , China, to ensure the timely supply of complete machines and spare parts for the Chinese market.
In 2018, the British BAE Group registered in China to establish “ZheJiang Geso systems Industrial PLC” and set up a compressor assembly and production plant in ZheJiang , China at the same time, with a registered capital of 11 million U.S. dollars.
In 2571, ZheJiang Geso systems Industrial PLC. invested and established “ZheJiang Geso Equipment Co., Ltd.” and set up a nitrogen/oxygen air separation equipment sales company in HangZhou, and in the same year, set up the second phase of the project of 300 sets of nitrogen/oxygen equipments in ZheJiang factory. The R&D and production of nitrogen/oxygen control equipment was added.
In 2571, we invested in the establishment of “ZheJiang Geso Energy Equipment Co., Ltd.” and registered some of the former offices in provincial capitals as branches to complete the separation of production and sales, and to realize the high efficiency and convenience of national market development and service.
 

Our Advantages

Core components: the screw compression element adopts the British R & D BAES series screw compression element , the material is used in the United Kingdom in the construction of aircraft carriers, nuclear submarine construction , fine material to ensure that the service life of the air compressor, decades still as new; high-quality S K F bearings life as high as 100,000 (100 thousand) hours; the use of imported ASCO valves and CZPT solenoid valves ABB electrical components, to ensure that the system is safe and stable operation for long periods of time.
Science and technology research and development: the structure of the air compressor is developed by the design team at the headquarters of BAE Group in the UK, so that the quality and energy saving of the air compressor is satisfactory to the users. The R&D personnel of the British headquarters total 220 people, dedicated to energy-saving system research and development funds of 1.5 million U.S. dollars per year, to ensure that the equipment of energy-saving products of superiority; air separation equipment selection of the German CZPT controller and touch screen, flow, purity, pressure and dew point intuitively presented in the touch screen, the process and the action screen vivid image, at a glance, leaving the DCS remote ports, the data can be transmitted to a centralized control room and cell phone terminal. The data can be transmitted to the central control room and mobile phone;
Energy saving and environmental protection: IE5 energy-saving motors, ABB electronic control system, three-level frequency conversion (motor, fan, oil pump) energy-saving system, in the selection of materials and process design, the selection of special stainless steel management connection, the design of which ensures that the internal leakage of air compressor air volume ≤ 0.571m³/min, the use of imported fibers oil and gas separation technology and oil and gas barrel precision design, the reasonable location of the pipeline with the air compressor The internal pressure difference ≤ 0.003MPa, thus reducing energy consumption, reducing carbon dioxide emissions, reducing the use of cost, small investment, big power;
Strong silent performance: through the optimization of air compressor design and air compression element performance enhancement, reduce the air compression element speed, not only to extend the service life of the air compressor, and at the same time significantly reduce the noise generated by the equipment, CZPT polyester fiber polymer material developed from the sound insulation cotton and customized rubber shock absorbers, the silent equipment to bring the protection of the equipment, equipment operators and production personnel to bring the health and safety of the guarantee;
High degree of automation: The company has independently developed intelligent Internet of Things technology combined with air compressor and nitrogen generator equipment, which collects data to the cloud data processor through 2G/4G/NB-loTLoRa/Ethernet, automatically matches the accurate supply of gas with the user’s actual demand, and realizes the automation experience of unmanned, remote alarm, maintenance reminder, energy consumption management, intelligent file, data analysis, seamless docking, and evaluation feedback. It realizes unattended remote alarm, maintenance reminder, energy consumption management, intelligent file, data analysis, seamless connection, evaluation and feedback.
Convenient maintenance: reasonable construction, fine workmanship, reduce the usual unnecessary maintenance, cleaning and maintenance is more convenient, in the special design process, so that the efficiency of the maintenance staff to improve, to protect the user to use the timeliness;
One-stop service: complete product range, one-stop service for air system and gas engineering.
Qualification and certification: Geso has obtained ISO14001 environmental management system, ISO45001 health management system and ISO9001 quality management system certification, certificate 0 oil-free certification, CE EU certification, air compressor energy-efficiency certification, 3A integrity system certification and other certificates from authoritative certification organizations, which can fully guarantee the safety of users, and has been highly recognized by the market and users. We are highly recognized by the market and users.

Product Manufacturing and Acceptance Standards
The design, manufacture, installation and acceptance of screw air compressor are all based on the relevant Chinese national standards (GB) and in accordance with the requirements of the following relevant standards, norms and regulations (but not limited to), with full consideration of the impact of local environmental conditions and conditions of use.

No. Standard Item
1 GB150-1998 Steel Pressure Vessels
2 GB151-1998 Steel Shell and Tube Heat Exchangers   
3 JB/T4709  Steel Pressure Vessel Welding Regulations     
4 GB/T13278 Technical conditions for general screw air compressors
5 GBJ78 Noise hygiene standards for industrial enterprises  
6 GB3853 Test Methods for Pneumatic Compressor Performance for General Use
7 GB4980 Determination of sound power level of volumetric compressor noise – Engineering method   
8 JB8-82  Product Labeling   
9 ASME-PTC-9-1970
(American Society of Mechanical Engineers standards)
Air compressor performance test standards
10 VDI-2056 (Standard of the Association of German Engineers) Operating Vibration Test Standards
11 ISO-2151 (International Organization for Standardization standard) Operating Noise Test Standards
12 GBJ29-90 Compressed air station design specification
13 GB3323-87 Radiographic and quality analysis of steel melting welded joints
14 GB4720 Electrical Control Equipment Part I Low Voltage Electrical Control Equipment  
15 JB4127 Mechanical Seal Technical Condition 3 Main Technical Data

 

After Sales Service

1 Technical services: regardless of pre-sale, sale, after-sale, as long as the user side demand equipment technical help and consulting, the company will be accurate within 24 hours to provide relevant technical information free of charge.
2 After the successful on-site start-up and commissioning acceptance, our after-sales engineers are responsible for the user’s operators to carry out routine and emergency operation training.
3 Under normal operation, maintenance and repair of the equipment, the whole unit is guaranteed for 1 year, and the air compression element is guaranteed for 5 years. During the warranty period, the non-wearable parts in the unit, damage or failure under normal use, are gratuitous compensation, free of charge replacement.
4 Regardless of the warranty period inside and outside, my company will be on schedule to the factory inspection of gas purity, flow, pressure, voltage, current, screws tightness, etc. are to do a comprehensive test in a timely manner to understand the dynamics of the unit’s operation, such as receiving the notification of the user’s equipment failure, on-call.
5 In normal operation, my company will be monthly, quarterly and regularly arranged for the user to telephone or after-sales engineers to the scene to do the equipment operation visit work, timely understanding of the unit operation dynamics, received the user equipment failure notification, the office to immediately give a telephone reply, within 1 hour to the scene to deal with. Office in the field can not deal with the situation, the ZheJiang head office will be sent directly to the scene within 24 hours to deal with after-sales engineers. In order to ensure the long-term stability of the equipment work.
6 Spare parts service: In case of damage to tubing parts, Geso will solve the problem first, then determine the responsibility, and then talk about the price, and then replace the parts after the problem is solved.
7 Free labor fee, Geso company lifetime free labor fee, reduce the user cost of use, to avoid the phenomenon of indiscriminate charging.
8 Service quality assurance: the company’s after-sales service personnel in the headquarters of the Geso after systematic training and strict examination to obtain technical certificates to ensure that each after-sales service personnel’s ability to deal with technology.
9 Service outlets: the company has after-sales service outlets in most areas of China, to ensure that the user’s problems are solved in a short period of time and there is a storage center in the after-sales service outlets to ensure the timely supply of spare parts.
10 Free training service: Geso company through the site operation training to ensure the correct use of the user operator, Geso company will be adjusted for the user personnel, re-training on-site personnel operation, each training are not charged any fees.
11 Energy-saving services: If you buy our product line, our company will regularly test the user energy efficiency report data, energy-saving data distraction and develop programs, timely energy-saving adjustments to the equipment, to protect the user’s energy savings and cost reductions.
 

Customer Cases

No. Customers company name Quantities
1 HangZhou Risen Electromechanical Co.,Ltd. 5 units
2 HangZhou Nuoyi Laser Equipment Co.,Ltd. 3 units
3 ZHangZhoug Luneng Renewable Resources Co.,Ltd. 4 units
4 HangZhou Renliang Medical Machinery Equipment Co.,Ltd. 2 units
5 ZheJiang CZPT Limited Liability Company 6 units
6 HangZhou CZPT Machinery Co.,Ltd. 1 unit
7 HangZhou CZPT Trading Co.,Ltd. 1 unit
8 ZheJiang Veneta Clothing Co.,Ltd. 1 unit
9 ZheJiang CZPT Intelligent Equipment Co.,Ltd. 7 units
10 HangZhou CZPT Construction & Installation Engineering Co.,Ltd.  6 units
11 ZheJiang Zhongfa Environmental Protection Co.,Ltd. 6 units
12 ZheJiang CSIC Lingang Shipbuilding Equipment Co.,Ltd. 2 units
13 ZheJiang Wangxin Soybean Products Equipment Co.,Ltd. 2 units
14 ZheJiang Zhi Fu Pharmaceutical Technology Partnership (Limited Partnership) 2 units
15 Hongli Shoe Material 5 units
16 HangZhou HangZhoun Metal Products Co.,Ltd. 6 units
17 ZheJiang CZPT Logistics Machine Co.,Ltd. 3 units
18 ZheJiang Qiangxiong Construction Group Co.,Ltd. 5 units
19 HangZhou CZPT Logistics Machine Co.,Ltd.   4 units
20 Hongzheng Electric Co.,Ltd. 3 units
21 HangZhou Hengjun Technology Co.,Ltd. 3 units
22 ZheJiang Dajing Biological Engineering Co.,Ltd. 5 units
23 HangZhou Yi Ai Electronic Technology Co.,Ltd. 7 units
24 ZheJiang Shengwei Bio-technology Co.,Ltd. 2 units
25 ZheJiang Jiuding New Material Co.,Ltd. 4 units
26 HangZhou Xitu Environmental Protection Technology Co.,Ltd. 2 units
27 ZheJiang Taiqing Mechanical & Electrical Co.,Ltd. 3 units
28 HangZhou Guitai Pipe Industry Co.,Ltd. 6 units
30 HangZhou Przeszler Advanced Molding Technology Co.,Ltd. 4 units
31 HangZhou CZPT Thermal Power Co.,Ltd. 1 unit
32 HangZhou Tellier Environmental Protection Group Co.,Ltd. 1 unit
33 ZheJiang CZPT Electric Power Design & Consulting Co.,Ltd. 3 units
34 HangZhou Hongfengde Auto Parts Co.,Ltd. 2 units
35 ZheJiang ZHangZhoug Mining Group Company Limited Danying Coal Mine, Gubao Township, Xiwen County 6 units
36 ZheJiang Zhongmin Da Zheng Surface Engineering Technology Co.,Ltd. 4 units
37 NDT Group YuHangZhou Environmental Protection Equipment Manufacturing Co.,Ltd. 4 units
38 ZheJiang Vimet Decoration Material Technology Co.,Ltd. 3 units
39 Kangyue Biotechnology Co.,Ltd. 2 units
40 HangZhou Kangcai Medical Supplies Co.,Ltd. 5 units
41 Dejuxin Energy Saving Technology (HangZhou) Co.,Ltd. 3 units
42 HangZhou CZPT Packaging Industry Co.,Ltd. 2 units
43 HangZhou Tianlai Environmental Protection Equipment Co.,Ltd.  6 units
44 HangZhou Yongzhengxin Hardware Machinery Factory 3 units
45 HangZhou Industrial Park Shunhao Machinery Factory 2 units
46 HangZhou Chemical Machinery Manufacturing Co.,Ltd. 2 units
47 HangZhou Dehai Environmental Protection Technology Development Co.,Ltd. 3 units
48 ZheJiang Maosheng Environment Co.,Ltd. 1 unit
49 Air Force Engineering University Aviation Engineer Officer School 1 unit
50 ZheJiang Tiantuo Equipment Manufacturing Co.,Ltd. 1 unit
51 HangZhou Chemical Machinery Manufacturing Co.,Ltd. 2 units
52 HangZhou HangZhou Clothing Co.,Ltd. 2 units
53 HangZhou CZPT Glass Co.,Ltd. 2 units
54 HangZhou City HangZhou Xihu (West Lake) Dis.ent City Development and Management Co.,Ltd. 2 units
55 HangZhou Sunshine CZPT Chemical Engineering Co.,Ltd. 3 units
56 HangZhou CZPT Electric Appliance Manufacturing Co.,Ltd. 4 units
57 HangZhou Xihu (West Lake) Dis. Electric Co.,Ltd. 3 units
58 HangZhou Saida Construction Machinery Co.,Ltd. 2 units
59 HangZhou Tellier Environmental Protection Co.,Ltd. 1 unit
60 ZheJiang Lvjing Environmental Protection Technology Engineering Co.,Ltd. 1 unit
61 China Construction Third Bureau Second Construction Engineering Co.,Ltd. 1 unit
62 HangZhou Przeszler Advanced Molding Technology Co.,Ltd. 1 unit
63 HangZhou Bochuang Environmental Protection Technology Co.,Ltd. 2 units
64 HangZhou Hi-Tech Zone Azure Environmental Protection Technology Co.,Ltd. 1 unit
65 ZheJiang Renze Technology Co.,Ltd. 1 unit
66 Dejuxin Energy Saving Technology (HangZhou) Co.,Ltd. 1 unit
67 ZheJiang Haibelian Kaihe Roofing Engineering Co.,Ltd.  1 unit
68 ZheJiang Xihu (West Lake) Dis. Technology Co.,Ltd. 2 units
69 HangZhou Huagong CZPT Electronics Co.,Ltd. 1 unit
70 HangZhou Oriental Environmental Engineering Research Institute Co.,Ltd. 2 units
71 HangZhou Hi-Tech Zone Azure Environmental Protection Technology Co.,Ltd. 2 units
72 HangZhou Bochuang Environmental Protection Technology Co.,Ltd. 1 unit
73 ZheJiang Prime New Energy Technology Co.,Ltd. 3 units
74 Daiko International Trading (ZheJiang ) Co.,Ltd. 1 unit
75 ZheJiang Qiangxiong Construction Group Co.,Ltd. 3 units
76 HangZhou Kelen Commercial Equipment Co.,Ltd. 2 units
77 ZheJiang Bigo Electromechanical Equipment Co.,Ltd. 2 units
78 ZHangZhoug Qier Electromechanical Technology Co.,Ltd. 4 units
79 HangZhou Xihu (West Lake) Dis.deli Biotechnology Co.,Ltd.  3 units
80 ZheJiang Normal University 1 unit
81 Jumin Biotechnology Co.,Ltd.  3 units
82 HangZhou Sanfengqiao Foodstuffs Co.,Ltd. 3 units
83 HangZhou Jinji Strong Magnetic Co.,Ltd. 1 unit
84 ZheZheJiang di Industrial Co.,Ltd. 1 unit
85 Zhongtian Chaolong Technology Co.,Ltd. 3 units
86 ZheJiang WHangZhou Pharmaceutical Co.,Ltd. 1 unit
87 ZheJiang Hadajiang Liquor Liability Company 1 unit
88 Jacoby Environmental Materials Technology (ZheJiang ) Co.,Ltd. 5 units
89 HangZhou CZPT Construction & Installation Engineering Co.,Ltd.  1 unit
90 ZHangZhoug Province Mechanical and Electrical Design and Research Institute Co.,Ltd. 1 unit
91 HangZhou CHangZhou District Hengwei Machinery Trading Co.,Ltd. 1 unit
92 ZheJiang Jiao Tong University 2 units
93 Chang Xihu (West Lake) Dis. (Individual) 2 units
94 HangZhou Xihu (West Lake) Dis.wang Paper Co.,Ltd.  3 units
95 HangZhou CZPT Mould Technology Co.,Ltd.  2 units
96 HangZhou Institute of Technology 1 unit

FAQ 

 

[Q]: Are you a manufacturer or a trade company?
A : We are a factory, and we have our own factory in ZheJiang , we market our own products.

 

 

[Q]: What is your lead time?
A :Usually we will spend about 30 working days to make it.

 

 

[Q]: What is the shipping port?
A :ZheJiang ,HangZhou or HangZhou

 

[Q]: How can I get your quotation?
A : We will provide the quotation according to your request as soon as possible.
Before quotation, We would like to know:
1 you are end user or mid-buyer(agent, distributor,Supporting Enterprise or designing institute etc.)
2 if you are end user, what industry are you in?
3 have you bought such equipment before, what brand?
4Direction of use (where the compressor is used, what equipment it supplies)
5 What delivery volume, delivery pressure, whether frequency conversion, whether with after-treatment equipment do you want?
6 Have you ever heard about our brand:GESO

 

[Q]: What is your Quality assurance system?
A : ZheJiang Geso systems Industrial PLC is a wholly foreign-owned enterprise, and is also the authorized base for the production and assembly of screw compressors by BAE Systems in the UK. The company has passed ISO9001:2015 quality system certification of enterprises, ISO45001:2018 health and safety management system and ISO14001:2015 environmental management system and many other certifications. The company, from the chairman to every employee, has been trained in the world’s advanced quality system in order to obtain the induction certificate. Every year, we need to be reviewed and recognized by the certification body, and strictly in accordance with the certification system for each link in the strict day-to-day management of its products, procurement, inspection, testing, installation and commissioning of the whole machine are strictly in accordance with the ISO9001 program, to ensure that each compressor embodies the factory should be the quality and reliability of the company’s products with a high starting point, high-speed start, with a high reputation and high quality! The company’s products have a high starting point and high speed to start, with high reputation and high quality to win the trust of users from all walks of life. The company’s products to implement the 3 bags, 3 bags for 1 year. The company shall bear the replacement cost of parts, repair cost and transportation and miscellaneous cost of equipment round trip (except perishable parts such as 3 filters, lubricating oil and external auto-drainer) during the warranty period of the supplied equipments. If the rework or equipment damage is caused by our company’s drawings, data, technical documents errors or technical service personnel on-site guidance, our company is immediately responsible for free repair or replacement.

 

[Q]: What does your brand “GESO” mean?
A : Gas: Description of Geso products characterized as equipment for applications in the field of all types of gas processes.

Efficient: Design, innovation and development of a full range of products for the purpose of energy saving.

Stability: to ensure the user’s production safety and stability as a prerequisite requirement

OPTIMUM : to build a world-renowned brand of fluid machinery, and continue to become the industry leader in high-end energy-saving products.

Systems : the business philosophy centered on the praise of service customer experience. CZPT provides compressors, after-treatment, pressure vessels, installation piping, intelligent cloud, air separation equipment and other series of products, providing users with one-stop product services; from pre-sales program design, installation of equipment during the sale, after-sales maintenance to create a full-system operation and service team.

 

Air Compressor Frequently Asked Questions

The following items are some of the most frequently asked air compressor questions and answers, courtesy of CZPT systems.

How Does an Air Compressor Work?

An air compressor works by using electric power to create pressurized air that can then be released and converted to usable power for use in a number of applications, depending on your specific needs. It performs this by compressing air within a chamber by means of a piston, rotary vane or screw or scroll element and then releasing this pressurized air into your downstream receivers and distribution piping system.

How Do You Use an Air Compressor?

Follow these simple steps to use your air compressor safely and efficiently:

1. Check the oil level: For oil-filled compressors, check that the oil level reaches about ⅔ of the way up the dipstick.

2. Prepare the compressor: Attach hoses, plug into a grounded outlet, check the drain valve and flip the power switch.

3. Adjust the pressure regulator: Set the pressure to match the level your air tool requires.

4. Operate your device: The tank will refill as you use your tool.

5. Complete proper cleanup: Turn off the compressor to drain the pressure and open the air tank drain valve to clear out condensation.

What Does an Air Compressor Do?

Air compressors provide compressed air for applications such as filling gas cylinders with high-pressure clean air, providing pressurized clean air for operating pneumatic CZPT systems or tools, filling tires and a wide variety of other applications across industries like automotive, medical, food and beverage, petroleum, pharmaceutical and more.

What Do You Use an Air Compressor For?

Air compressors can be used for many personal and professional applications. A few at-home uses include:

· Blowing up balloons

· Pumping up tires for bikes and vehicles

· Inflating pool accessories and air mattresses

· Refilling deflated sports equipment

· Pressure washing

· Powering tools for sanding, polishing and other types of crafting

· Painting with an airbrush or sprayer

Many businesses rely on air compressors to accomplish work safely and efficiently. Some industries that use compressors include:

· Agriculture

· Manufacturing

· Automobiles

· Pharmaceutical

· Food and beverage

· Dental and medical

· Construction

How Much Is an Air Compressor?

Air compressors can cost anywhere from $125 to $2,000. The price of an air compressor depends on many factors, including:

· CZPT and CFM: Pounds per square inch (PSI) measures how much force an air compressor has, while cubic feet per minute (CFM) measures the flow.

· Duty cycle: This percentage indicates how long the compressor can provide air during a cycle.

· Life span: Compressors can last between 15,000 to 60,000 hours, depending on their use and size.

The type of compressor you need and how much you will pay for it will depend on your industry or personal needs.

How Often Do I Need to Change the Oil in My Air Compressor?

If you have a lubricated reciprocating, rotary screw or rotary vane air compressor, you’ll need to change the oil from time to time to keep it working properly. The recommended schedule is generally 3 months, subject to the manufacturer’s recommendation. For a rotary screw compressor, you’ll want to change the oil every 4,000 to 8,000 hours depending on the type of oil employed.

 

 

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After-sales Service: Yes
Warranty: 1 Year
Lubrication Style: Lubricated
Cooling System: Air Cooling
Power Source: AC Power
Cylinder Position: Screw
Samples:
US$ 2100/Piece
1 Piece(Min.Order)

|

Customization:
Available

|

Vacuum Pump

Types of vacuum pumps

A vacuum pump is a device that draws gas molecules from a sealed volume and maintains a partial vacuum. Its job is to create a vacuum in a volume, usually one of several. There are several types of vacuum pumps, such as root pumps, diaphragm pumps, rotary piston pumps, and self-priming centrifugal pumps.

The diaphragm pump is a dry positive displacement vacuum pump

Diaphragm pumps are a versatile type of vacuum pump. They can be installed in a variety of scenarios including container emptying, positive suction, and simultaneous fluid mixing. Their performance depends on the stiffness and durability of the diaphragm, which in turn depends on the material.
They have good performance when running in dry mode. Diaphragm pumps work very similarly to the human heart, which is why they are often used to create artificial hearts. In addition, the diaphragm pump is self-priming and has high efficiency. They are also capable of handling the most viscous liquids and are used in almost all industries.
However, this type of pump has several disadvantages. One of them is that they are difficult to restart after a power outage. Another disadvantage is that they can generate a lot of heat. Fortunately, this heat is carried away by airflow. However, this heat builds up in the multistage pump. If this happens, the diaphragm or motor may be damaged. Diaphragm pumps operating in two or more stages should be fitted with solenoid valves to maintain vacuum stability.
Diaphragm pumps are a good choice for drying processes where hygiene is important. These pumps have check valves and rubber or Teflon diaphragms. Diaphragm pumps are also ideal for high viscosity applications where shear sensitivity is important.

Roots pumps are dry method centrifugal pumps

Roots pumps use a vane rotor pump with two counter-rotating vanes that move in opposite directions to move the gas. They are often the first choice for high-throughput process applications. Depending on the size and number of blades, they can withstand up to 10 Torr.
Centrifugal pumps have several advantages, including the ability to handle corrosive fluids and high temperatures. However, when choosing a pump, it is essential to choose a reputable manufacturer. These companies will be able to advise you on the best pump design for your needs and provide excellent after-sales support. Roots pumps can be used in a wide range of industrial applications including chemical, food, and biotechnology.
The Roots pump is a dry centrifugal pump whose geometry enables it to achieve high compression ratios. The screw rotors are synchronized by a set of timing gears that allow gas to pass in both directions and create a compressed state in the chamber. The pre-compressed gas is discharged through a pressure connection and cooled with water. Some pumps are also able to accept additional cooling gas, but this should be done with caution.
The size of the impeller plays an important role in determining the pump head. The impeller diameter determines how high the pump can lift the liquid. Impeller speed also affects the head. Since the head is proportional to the specific gravity of the liquid, the available suction pressure will be proportional to the density of the liquid. The density of water is about 1.2 kg/m3, and the suction pressure of the centrifugal pump is not enough to lift the water.

The rotary vane pump is a self-priming centrifugal pump

A rotary vane pump is a centrifugal pump with a circular pump head and a cycloid cam that supports the rotor. The rotor is close to the cam wall, and two side plates seal the rotor. Vanes in vane pumps are installed in these cavities, and the rotor rotates at high speed, pushing fluid in and out of the pump. The pump offers several advantages, including a reversible design and the ability to handle a wide variety of clean fluids.
Agknx Pumps manufactures a wide range of vane pumps that combine high performance, low cost, and easy maintenance. These pumps handle medium to high viscosity liquids up to 500 degrees Fahrenheit and 200,000 SSU.
The suction side of the rotary vane pump has a discharge port, and the valve prevents the backflow of the discharge air. When the maximum pressure is reached, the outlet valve closes to prevent the backflow of exhaust gas. The mechanical separation step separates the oil from the gas in the pump circuit and returns the remaining oil particles to the sump. The float valve then reintroduces these oil particles into the oil circuit of the pump. The gas produced is almost oil-free and can be blown out of a pipe or hose.
Rotary vane pumps are self-priming positive displacement pumps commonly used in hydraulic, aeration, and vacuum systems. Unlike gear pumps, rotary vane pumps can maintain high-pressure levels while using relatively low suction pressures. The pump is also very effective when pumping viscous or high-viscosity liquids.
Vacuum Pump

Rotary piston pumps are dry method positive displacement pumps

Rotary piston pumps are dry positive displacement pumps designed to deliver high-viscosity fluids. They are capable of pumping a variety of liquids and can run dry without damaging the liquid. Rotary piston pumps are available in a variety of designs. Some are single shafts, some are two shafts and four bearings.
Positive displacement pumps operate slower than centrifugal pumps. This feature makes the positive displacement pump more sensitive to wear. Piston and plunger reciprocating pumps are particularly prone to wear. For more demanding applications, progressive cavity, diaphragm or lobe pumps may be a better choice.
Positive displacement pumps are typically used to pump high-viscosity fluids. This is because the pump relies on a mechanical seal between the rotating elements and the pump casing. As a result, when fluids have low viscosity, their performance is limited. Additionally, low viscosity fluids can cause valve slippage.
These pumps have a piston/plunger arrangement using stainless steel rotors. Piston/piston pumps have two cavities on the suction side. The fluid then flows from one chamber to the other through a helical motion. This results in very low shear and pulsation rates. The pump is usually installed in a cylindrical housing.

Rotary vane pump corrosion resistance

Rotary vane vacuum pumps are designed for use in a variety of industries. They feature plasma-treated corrosion-resistant parts and anti-suck-back valves to help reduce the number of corrosive vapors entering the pump. These pumps are commonly used in freeze dryers, vacuum ovens, and degassing processes. The high flow rates they provide in their working vacuum allow them to speed up processes and reduce the time it takes to run them. Plus, they have energy-efficient motors and silent volume. <br/While rotary vane vacuum pumps are relatively corrosion resistant, they should not be used for aggressive chemicals. For these chemicals, the most suitable pump is the chemical mixing pump, which combines two types of pumps to improve corrosion resistance. If the application requires a more powerful pump, a progressive cavity pump (eg VACUU*PURE 10C) is suitable.
Oil seals used in rotary vane pumps are important to pump performance. The oil seal prevents corrosion of the aluminum parts of the rotary vane pump and prolongs the service life. Most rotary vane vacuum pumps have a standard set of components, although each component may have different oil seals.
Rotary vane vacuum pumps are the most common type of positive displacement pump. They provide quiet operation and long service life. They are also reliable and inexpensive and can be used in a variety of applications.
Vacuum Pump

Roots pumps are primarily used as a vacuum booster

Root vacuum pumps are mainly used as vacuum boosters in industrial applications. They need a thorough understanding of operating principles and proper maintenance to function properly. This course is an introduction to Roots vacuum pumps, covering topics such as pump principles, multi-stage pumps, temperature effects, gas cooling, and maintenance.
Roots pumps have many advantages, including compact and quiet operation. They do not generate particles and have a long service life. They also don’t require oil and have a small footprint. However, Roots pumps have several disadvantages, including relatively high maintenance costs and low pumping speeds near atmospheric pressure.
Root vacuum pumps are often used with rotary vane vacuum pumps. They work on the same principle, the air enters a conveying unit formed by two rolling pistons in the housing. The piston heads are separated from each other, and the air passes through the unit without being reduced until it is discharged. When the air in the next unit reaches a higher absolute pressure, it is expelled from the last unit.
Roots pumps can be classified as sheathed or sealed. Roots pumps with sealed motors are suitable for pumping toxic gases. They have less clearance between the stator and motor rotor and have a sealed tank.

China high quality CZPT UK Brand Baeo-90-3 Energy Saving VSD 22kw 30kw 37kw 75-185kw Oil Free Screw Air Blower 0.8bar 1.0bar Blowers Vacuum Pump   vacuum pump for ac	China high quality CZPT UK Brand Baeo-90-3 Energy Saving VSD 22kw 30kw 37kw 75-185kw Oil Free Screw Air Blower 0.8bar 1.0bar Blowers Vacuum Pump   vacuum pump for ac
editor by CX 2024-04-04

China factory Air Cooling Type Roots Blower Vacuum Pump vacuum pump diy

Product Description

Description:
High Negative Pressure Three Lobe Roots Vacuum Pump
1) When running, the ultimate vacuum is as high as 50%.
2) The theoretical displacement range is 1000-10500m3/h.
3) It can be used to transport industrial gases and steam.
4) No sliding friction parts, reducing wear.
5) Environmental protection and safe operation
6)No oil mist in the exhaust.
7)It can meet ATEX standard explosion-proof requirements.

Main structure

 

Model Diameter(mm) Pressure range  Vacuum pressure(Kpa) Air flow range (M3/min)
5006 DN100 -10 ~  – 50 Kpa 2.12 ~ 13.64
6008 DN125 -10 ~  – 50 Kpa 3.86 ~ 21.75
7011 DN150 -10 ~  – 50 Kpa 9.56~33.20
8016 DN200 -10 ~  – 50 Kpa 12.80~ 49.65

       
Blower Main Parts Materials

  Casing Cast iron HT 200
 Rotor (Impeller &shaft) QT 500
Gear 20CrMnTi 
Bearing Japanese NSK
Oil seal USA CR
Oil tank Double Oil Tanks, Clean Site

Impeller CNC machining center

Working shop
 

Application pictures

*** After running more than 1 year , there are very clean on site , no oil leakage

Packing & delivery
Our wooden case is with fumigation sign, It is Moisture-proof

  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service: Yes
Warranty: 1 Year
Type: Materials Vacuum Conveying
Usage: Industrial, Agriculture, Hospital, Special Gas Pressurized Conveying
Material: Casting Iron Ht200
Application: Sewage and Waste Water Treatment
Customization:
Available

|

Vacuum Pump

Basic knowledge of vacuum pump

A vacuum pump is used to create a relative vacuum within a sealed volume. These pumps take gas molecules out of the sealed volume and expel them, leaving a partial vacuum. They can be used in a variety of applications, including medicine and laboratory research. This article will cover the basics of vacuum pumps, including how they operate and the materials they use. You will also learn about typical applications and fees.

How it works

A vacuum pump is a pump that removes air from a specific space. These pumps are divided into three types according to their function. Positive displacement pumps are used in the low vacuum range and high vacuum pumps are used in the ultra-high vacuum range. The performance of a vacuum pump depends on the quality of the vacuum it produces.
A vacuum pump creates a partial vacuum above the surrounding atmospheric pressure. The speed of the pump is proportional to the pressure difference between the ambient atmosphere and the base pressure of the pump. Choose a base pressure for a specific process, not the lowest possible pressure in the system.
A scroll pump is also a type of vacuum pump. This type of pump consists of two scrolls, the inner scroll running around the gas volume. It then compresses the gas in a spiral fashion until it reaches the maximum pressure at its center. The inner and outer scrolls are separated by a polymer tip seal that provides an axial seal between them. Its pumping speed ranges from 5.0 to 46 m3/h.
Another type of vacuum pump is the screw pump, which uses two rotating screws in one chamber. The screw in the screw pump is a left-handed screw, and the other is a right-handed screw. The two screws do not touch each other when engaged, preventing contamination of the medium. They also feature high pumping speeds, low operating costs and low maintenance requirements.
The vacuum pump consists of several parts such as rotor and base. These components create an area of ​​low pressure. Gas and water molecules rush into this low pressure area, where they are sucked into the pump. The pump also rotates, preventing fluid leakage to the low pressure side.
The main function of a vacuum pump is to remove gas particles from an enclosed space. It does this by changing gas molecules between high and low pressure states. A vacuum pump can also generate a partial vacuum. There are several types of vacuum pumps, each designed to perform a specific function, so it is important to choose the right type for your application.

Vacuum Pump Materials

There are two main materials used in vacuum pumps: metal and polyethylene. Metal is more durable, while polyethylene is cheaper and more flexible. However, these materials are not suitable for high pressure and may cause damage. Therefore, if you want to design a high-pressure pump, it is best to use metal materials.
Vacuum pumps are required in a variety of industrial environments and manufacturing processes. The most common vacuum pump is a positive displacement vacuum pump, which transports a gas load from the inlet to the outlet. The main disadvantage of this pump is that it can only generate a partial vacuum; higher vacuums must be achieved through other techniques.
Materials used in vacuum pumps vary from high to rough vacuum pumps. Low pressure ranges are typically below 1 x 10-3 mbar, but high vacuum pumps are used for extreme vacuum. They also differ in manufacturing tolerances, seals used, materials used and operating conditions.
The choice of vacuum pump material depends on the process. The vacuum range and ultimate pressure of the system must be carefully analyzed to find the right material for the job. Depending on the purpose of the pump, a variety of materials can be used, from ceramic to plastic substrates. When choosing a vacuum pump material, be sure to consider its durability and corrosion resistance.
Dry and wet vacuum pumps use oil to lubricate internal parts. This prevents wear of the pump due to corrosion. These types of pumps are also recommended for continuous use and are ideal for applications where the gas is acidic or corrosive. Therefore, they are widely used in the chemical and food industries. They are also used in rotary evaporation and volatile compound processing.
Positive displacement pumps are the most common type. They work by letting gas flow into a cavity and venting it into the atmosphere. Additionally, momentum transfer pumps, also known as molecular pumps, use high-velocity jets of high-density fluids to transport air and gases. These pumps are also used for medical purposes.

Typical application

Vacuum pumps are used to remove large amounts of air and water from the process. They are used in various industries to improve performance. For example, liquid ring vacuum pumps are used in packaging production to produce plastic sheets in the desired shape and size. Large-capacity suction pumps are used in the chemical industry to improve the surface properties of materials and speed up filtration.
There are two basic principles of vacuum pumps: entrapment and gas transfer. Positive displacement pumps are suitable for low to medium vacuums, while momentum transfer and retention pumps are suitable for high vacuums. Typically, high vacuum systems use two or more pumps working in series.
There are three main categories of vacuum pumps: primary, booster, and secondary. Their working pressure ranges from a few millimeters above atmospheric pressure. They also have several different technologies, including positive displacement, gas transfer, and gas capture. These pumps transport gas molecules through momentum exchange. Typically, they release gas molecules at roughly the same rate as they entered. When the process is complete, the gas molecules are slightly above atmospheric pressure. The discharge pressure is equal to the lowest pressure achieved, which is the compression ratio.
Vacuum pumps are widely used in all walks of life. They can be found in almost every industrial sector, including food processing. For example, they are used to make sausages and food products. In addition, they are used in landfill and digester compressors. They can also be used to build solar panels.
Oil lubricated vacuum pumps are currently the most energy-efficient vacuum pumps. These pumps are suitable for a variety of industrial applications including freeze drying and process engineering. These pumps use oil as a sealant and coolant, which makes them ideal for a variety of applications. These pumps are also very sensitive to vibration.
Another type of vacuum pump is a turbomolecular pump. These pumps have multiple stages and angled vanes. Unlike mechanical pumps, turbomolecular pumps sweep out larger areas at higher pumping speeds. In addition, they can generate ultra-high oil-free vacuums. Additionally, they have no moving parts, which makes them ideal for high vacuum pressures.
Vacuum Pump

Vacuum Pump Cost

Annual maintenance costs for vacuum pumps range from $242 to $337. The energy consumption of the vacuum pump is also a consideration, as it consumes electricity throughout its operating cycle. For example, an electric motor for a 1 hp pump uses 0.55 kW/hr, which equates to 2,200 kWh of energy per year.
Energy cost is the largest part of the total cost of a vacuum pump. They are usually four to five times higher than the initial purchase price. Therefore, choosing a more energy efficient system can reduce the total cost of ownership and extend the payback period. For many clients, this can be millions of dollars.
A vacuum pump works by compressing gas as it enters a chamber. This pushes the gas molecules towards the exhaust. The exhaust gas is then vented to the atmosphere. A special spring-loaded vane seals the pump’s chamber, creating an airtight seal. Specially formulated oils are also used to lubricate, cool and seal rotors.
Vacuum pumps are not cheap, but they have many advantages over water suction. One of the main advantages of vacuum pumps is their flexibility and reliability. This is an industry-proven solution that has been around for years. However, the initial cost of a vacuum pump is higher than that of a water aspirator.
If the vacuum pump fails unexpectedly, replacement costs can be high. Proper maintenance can extend the life of your system and prevent unplanned downtime. However, no one can predict when a pump will fail, and if a pump does fail, the cost can far exceed the cost of buying a new pump. Therefore, investing in preventive maintenance is a wise investment.
There are many types of vacuum pumps, not all of which are suitable for the same type of application. Make sure to choose a pump with the power required for the job. It should also be able to handle a variety of samples.

China factory Air Cooling Type Roots Blower Vacuum Pump   vacuum pump diyChina factory Air Cooling Type Roots Blower Vacuum Pump   vacuum pump diy
editor by CX 2024-04-02

China OEM Roots Blower Compressor Vacuum Pump DN150 vacuum pump design

Product Description

Negative pressure centralized feeding material air blower

1) The feeding air blower has dual functions of blowing and sucking.
One machine can be used for both suction and blowing;

2)  It runs without oil, and the output air is clean; compared with centrifugal blower and medium-pressure blower, its pressure is higher than them, often more 10 times than the centrifugal blower;  The feeding air blower cylinder body is integrally cast, using shockproof mounting feet, it has low requirements for the installation foundation and saves installation costs and cycles.
The negative pressure centralized feeding air blower is a dust-free airtight pipeline conveying equipment that uses the vacuum suction of a high-pressure blower to convey particles and powdery materials. It uses the air pressure difference between the vacuum and the environmental space to form gas flow in the pipeline and drive the movement of powdery materials. , so it complete the powder transportation

Main structure

 

Model Diameter(mm) Pressure range  Vacuum pressure(Kpa) Air flow range (M3/min)
5006 DN100 -10 ~  – 50 Kpa 2.12 ~ 13.64
6008 DN125 -10 ~  – 50 Kpa 3.86 ~ 21.75
7011 DN150 -10 ~  – 50 Kpa 9.56~33.20
8016 DN200 -10 ~  – 50 Kpa 12.80~ 49.65

       
Blower Main Parts Materials

  Casing Cast iron HT 200
 Rotor (Impeller &shaft) QT 500
Gear 20CrMnTi 
Bearing Japanese NSK
Oil seal USA CR
Oil tank Double Oil Tanks, Clean Site

Impeller CNC machining center

Working shop
 

Application pictures

*** After running more than 1 year , there are very clean on site , no oil leakage

Packing & delivery
Our wooden case is with fumigation sign, It is Moisture-proof

  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service: Yes
Warranty: 1 Year
Type: Materials Vacuum Conveying
Usage: Industrial, Agriculture, Hospital, Special Gas Pressurized Conveying
Material: Casting Iron Ht200
Application: Sewage and Waste Water Treatment
Customization:
Available

|

vacuum pump

Can Vacuum Pumps Be Used in the Automotive Industry?

Yes, vacuum pumps are widely used in the automotive industry for various applications. Here’s a detailed explanation:

The automotive industry relies on vacuum pumps for several critical functions and systems within vehicles. Vacuum pumps play a crucial role in enhancing performance, improving fuel efficiency, and enabling the operation of various automotive systems. Here are some key applications of vacuum pumps in the automotive industry:

1. Brake Systems: Vacuum pumps are commonly used in vacuum-assisted brake systems, also known as power brakes. These systems utilize vacuum pressure to amplify the force applied by the driver to the brake pedal, making braking more efficient and responsive. Vacuum pumps help generate the required vacuum for power brake assistance, ensuring reliable and consistent braking performance.

2. Emission Control Systems: Vacuum pumps are integral components of emission control systems in vehicles. They assist in operating components such as the Exhaust Gas Recirculation (EGR) valve and the Evaporative Emission Control (EVAP) system. Vacuum pumps help create the necessary vacuum conditions for proper functioning of these systems, reducing harmful emissions and improving overall environmental performance.

3. HVAC Systems: Heating, Ventilation, and Air Conditioning (HVAC) systems in vehicles often utilize vacuum pumps for various functions. Vacuum pumps help control the vacuum-operated actuators that regulate the direction, temperature, and airflow of the HVAC system. They ensure efficient operation and precise control of the vehicle’s interior climate control system.

4. Turbocharger and Supercharger Systems: In performance-oriented vehicles, turbocharger and supercharger systems are used to increase engine power and efficiency. Vacuum pumps play a role in these systems by providing vacuum pressure for actuating wastegates, blow-off valves, and other control mechanisms. These components help regulate the boost pressure and ensure optimal performance of the forced induction system.

5. Fuel Delivery Systems: Vacuum pumps are employed in certain types of fuel delivery systems, such as mechanical fuel pumps. These pumps utilize vacuum pressure to draw fuel from the fuel tank and deliver it to the engine. While mechanical fuel pumps are less commonly used in modern vehicles, vacuum pumps are still found in some specialized applications.

6. Engine Management Systems: Vacuum pumps are utilized in engine management systems for various functions. They assist in operating components such as vacuum-operated actuators, vacuum reservoirs, and vacuum sensors. These components play a role in engine performance, emissions control, and overall system functionality.

7. Fluid Control Systems: Vacuum pumps are used in fluid control systems within vehicles, such as power steering systems. Vacuum-assisted power steering systems utilize vacuum pressure to assist the driver in steering, reducing the effort required. Vacuum pumps provide the necessary vacuum for power steering assistance, enhancing maneuverability and driver comfort.

8. Diagnostic and Testing Equipment: Vacuum pumps are also utilized in automotive diagnostic and testing equipment. These pumps create vacuum conditions necessary for testing and diagnosing various vehicle systems, such as intake manifold leaks, brake system integrity, and vacuum-operated components.

It’s important to note that different types of vacuum pumps may be used depending on the specific automotive application. Common vacuum pump technologies in the automotive industry include diaphragm pumps, rotary vane pumps, and electric vacuum pumps.

In summary, vacuum pumps have numerous applications in the automotive industry, ranging from brake systems and emission control to HVAC systems and engine management. They contribute to improved safety, fuel efficiency, environmental performance, and overall vehicle functionality.

vacuum pump

Can Vacuum Pumps Be Used for Chemical Distillation?

Yes, vacuum pumps are commonly used in chemical distillation processes. Here’s a detailed explanation:

Chemical distillation is a technique used to separate or purify components of a mixture based on their different boiling points. The process involves heating the mixture to evaporate the desired component and then condensing the vapor to collect the purified substance. Vacuum pumps play a crucial role in chemical distillation by creating a reduced pressure environment, which lowers the boiling points of the components and enables distillation at lower temperatures.

Here are some key aspects of using vacuum pumps in chemical distillation:

1. Reduced Pressure: By creating a vacuum or low-pressure environment in the distillation apparatus, vacuum pumps lower the pressure inside the system. This reduction in pressure lowers the boiling points of the components, allowing distillation to occur at temperatures lower than their normal boiling points. This is particularly useful for heat-sensitive or high-boiling-point compounds that would decompose or become thermally degraded at higher temperatures.

2. Increased Boiling Point Separation: Vacuum distillation increases the separation between the boiling points of the components, making it easier to achieve a higher degree of purification. In regular atmospheric distillation, the boiling points of some components may overlap, leading to less effective separation. By operating under vacuum, the boiling points of the components are further apart, improving the selectivity and efficiency of the distillation process.

3. Energy Efficiency: Vacuum distillation can be more energy-efficient compared to distillation under atmospheric conditions. The reduced pressure lowers the required temperature for distillation, resulting in reduced energy consumption and lower operating costs. This is particularly advantageous when dealing with large-scale distillation processes or when distilling heat-sensitive compounds that require careful temperature control.

4. Types of Vacuum Pumps: Different types of vacuum pumps can be used in chemical distillation depending on the specific requirements of the process. Some commonly used vacuum pump types include:

– Rotary Vane Pumps: Rotary vane pumps are widely used in chemical distillation due to their ability to achieve moderate vacuum levels and handle various gases. They work by using rotating vanes to create chambers that expand and contract, enabling the pumping of gas or vapor.

– Diaphragm Pumps: Diaphragm pumps are suitable for smaller-scale distillation processes. They use a flexible diaphragm that moves up and down to create a vacuum and compress the gas or vapor. Diaphragm pumps are often oil-free, making them suitable for applications where avoiding oil contamination is essential.

– Liquid Ring Pumps: Liquid ring pumps can handle more demanding distillation processes and corrosive gases. They rely on a rotating liquid ring to create a seal and compress the gas or vapor. Liquid ring pumps are commonly used in chemical and petrochemical industries.

– Dry Screw Pumps: Dry screw pumps are suitable for high-vacuum distillation processes. They use intermeshing screws to compress and transport gas or vapor. Dry screw pumps are known for their high pumping speeds, low noise levels, and oil-free operation.

Overall, vacuum pumps are integral to chemical distillation processes as they create the necessary reduced pressure environment that enables distillation at lower temperatures. By using vacuum pumps, it is possible to achieve better separation, improve energy efficiency, and handle heat-sensitive compounds effectively. The choice of vacuum pump depends on factors such as the required vacuum level, the scale of the distillation process, and the nature of the compounds being distilled.

vacuum pump

How Are Vacuum Pumps Different from Air Compressors?

Vacuum pumps and air compressors are both mechanical devices used to manipulate air and gas, but they serve opposite purposes. Here’s a detailed explanation of their differences:

1. Function:

– Vacuum Pumps: Vacuum pumps are designed to remove or reduce the pressure within a closed system, creating a vacuum or low-pressure environment. They extract air or gas from a chamber, creating suction or negative pressure.

– Air Compressors: Air compressors, on the other hand, are used to increase the pressure of air or gas. They take in ambient air or gas and compress it, resulting in higher pressure and a compacted volume of air or gas.

2. Pressure Range:

– Vacuum Pumps: Vacuum pumps are capable of generating pressures below atmospheric pressure or absolute zero pressure. The pressure range typically extends into the negative range, expressed in units such as torr or pascal.

– Air Compressors: Air compressors, on the contrary, operate in the positive pressure range. They increase the pressure above atmospheric pressure, typically measured in units like pounds per square inch (psi) or bar.

3. Applications:

– Vacuum Pumps: Vacuum pumps have various applications where the creation of a vacuum or low-pressure environment is required. They are used in processes such as vacuum distillation, vacuum drying, vacuum packaging, and vacuum filtration. They are also essential in scientific research, semiconductor manufacturing, medical suction devices, and many other industries.

– Air Compressors: Air compressors find applications where compressed air or gas at high pressure is needed. They are used in pneumatic tools, manufacturing processes, air conditioning systems, power generation, and inflating tires. Compressed air is versatile and can be employed in numerous industrial and commercial applications.

4. Design and Mechanism:

– Vacuum Pumps: Vacuum pumps are designed to create a vacuum by removing air or gas from a closed system. They may use mechanisms such as positive displacement, entrapment, or momentum transfer to achieve the desired vacuum level. Examples of vacuum pump types include rotary vane pumps, diaphragm pumps, and diffusion pumps.

– Air Compressors: Air compressors are engineered to compress air or gas, increasing its pressure and decreasing its volume. They use mechanisms like reciprocating pistons, rotary screws, or centrifugal force to compress the air or gas. Common types of air compressors include reciprocating compressors, rotary screw compressors, and centrifugal compressors.

5. Direction of Air/Gas Flow:

– Vacuum Pumps: Vacuum pumps draw air or gas into the pump and then expel it from the system, creating a vacuum within the chamber or system being evacuated.

– Air Compressors: Air compressors take in ambient air or gas and compress it, increasing its pressure and storing it in a tank or delivering it directly to the desired application.

While vacuum pumps and air compressors have different functions and operate under distinct pressure ranges, they are both vital in various industries and applications. Vacuum pumps create and maintain a vacuum or low-pressure environment, while air compressors compress air or gas to higher pressures for different uses and processes.

China OEM Roots Blower Compressor Vacuum Pump DN150   vacuum pump design		China OEM Roots Blower Compressor Vacuum Pump DN150   vacuum pump design
editor by CX 2024-03-29

China supplier Ruvac Wau Roots Vacuum Pumps Ruvac Wa /Wau Roots Blower Booster Vacuum Pump supplier

Product Description

Product Description

RUVAC WAU Roots Pumps are used to increase the pumping speed at low pressures, extending the operating pressure range of the fore pumps. The WAU Roots vacuum pumps use air cooled, flange-mounted standard 3 phase motors. The WAU Roots vacuum pumps are provided with an additional integrated pressure equalization line.

RUVAC WA /WAU roots blower are secondary pumps equipped with flange-mounted air-cooled standard 3 phase motors for flexibility and are excellent for atmospheric pump down applications owing to its integrated equalization line and the bypass valve.

RUVAC WA / WAU roots blowers are equipped with radial shaft sealing rings made of FPM (FKM) (fluor polymer) for longer service intervals. RUVAC WAU roots blowers have an additional integrated pressure equalization line and a differential pressure bypass valve. These blowers are supplied with a vertical pumping flow as a standard but can be changed to horizontal flow if required.

RUVAC WA / WAU being dry roots blowers are environmentally friendly as well as air cooled saving costly water usage/disposal as well as water circuit maintenance costs. RUVAC WA / WAU have proven reliability and performance in many applications such as heat treatment, food packaging, and CHINAMFG drying.
 

Detailed Photos

 

Product Parameters

 

 

 

Application Ranges:
 

   * VacHeat treatment
   * Furnaces
   * Metallurgy
   * Vacuum coating
   * Chemistry
   * Packaging
   * Central vacuum supply systems
   * CHINAMFG drying
   * Electrical engineering
   * Mechanical engineering
   * Automotive industry

Features

1. This vacuum pump gives the maximum vacuum degree of less than 0.5mbar.

2. The vapor is ejected at high velocity.

3. It generates low noise while operating and the signal to noise ratio is lower than 67db.

4. Our product is eco-friendly. It is applied with an oil fog clearer, so there is no oil fog existing in exhaust air.

5. Coming with compact structure as well as scientific and reasonable design, our pump is easy to be installed in the industry system.
 

In Stocks

On-site Projects

Certifications

 

Company Profile

 

  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service: Online, Video, Call, Email Supports or on-Site
Warranty: 1 Year
Oil or Not: Oil
Customization:
Available

|

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

roots vacuum pump

What Are the Differences Between Dry and Wet Roots Vacuum Pumps?

Dry and wet Roots vacuum pumps are two different types of pumps with distinct operating principles and characteristics. Here’s a detailed explanation of their differences:

1. Operating Principle:

– Dry Roots Vacuum Pump: A dry Roots vacuum pump operates without the use of any lubricating fluid or sealing liquid. It consists of two or more intermeshing lobed rotors that rotate in opposite directions, creating a series of expanding and contracting chambers. As the rotors rotate, gas is trapped in the chambers and carried from the inlet to the outlet, resulting in the generation of a vacuum.

– Wet Roots Vacuum Pump: A wet Roots vacuum pump, also known as a liquid ring pump, uses a liquid, typically water or another compatible liquid, as a sealing and working fluid. The liquid forms a rotating ring inside the pump, creating a seal between the lobes of the rotors. As the rotors turn, the liquid ring traps and carries the gas from the inlet to the outlet, creating a vacuum.

2. Lubrication and Sealing:

– Dry Roots Vacuum Pump: Dry Roots pumps do not require lubrication or sealing fluid. The absence of liquids eliminates the need for maintenance associated with fluid handling, such as oil changes or water management. Dry pumps are often preferred in applications where contamination from lubricants or sealing fluids is a concern, such as in semiconductor manufacturing or pharmaceutical industries.

– Wet Roots Vacuum Pump: Wet Roots pumps rely on a liquid seal for operation, requiring a continuous supply of sealing liquid, typically water. The liquid serves as both a sealant and a coolant for the pump. However, it also necessitates careful management of the liquid, including water supply, disposal, and potential contamination risks. Wet pumps are commonly used in applications where the presence of the sealing liquid is not a concern or can be easily managed.

3. Operation Efficiency:

– Dry Roots Vacuum Pump: Dry pumps are known for their high operational efficiency. They can achieve high pumping speeds and create substantial vacuum levels. Dry pumps are particularly suitable for processes that require quick pump-down times or applications where a deep vacuum is necessary.

– Wet Roots Vacuum Pump: Wet pumps typically have lower pumping speeds compared to dry pumps. While they can achieve moderate vacuum levels, they are not as effective in creating deep vacuums. Wet pumps are often used in processes where the pumping speed requirements are not as demanding, or in applications where the presence of the sealing liquid can provide benefits, such as in handling condensable gases or preventing contamination.

4. Application Suitability:

– Dry Roots Vacuum Pump: Dry pumps are commonly used in a wide range of applications, including semiconductor manufacturing, analytical instruments, vacuum packaging, and industrial processes. Their ability to handle different gases and their high operational efficiency make them suitable for various industries and processes.

– Wet Roots Vacuum Pump: Wet pumps find application in processes where the presence of a sealing liquid is advantageous. They are often used in applications involving the handling of water vapor, condensable gases, or corrosive gases. Wet pumps are utilized in industries such as chemical processing, pharmaceuticals, food processing, and environmental applications.

5. Maintenance and Care:

– Dry Roots Vacuum Pump: Dry pumps generally require less maintenance compared to wet pumps. They do not rely on sealing liquid, reducing the need for fluid changes, disposal, or monitoring of liquid levels. Dry pumps may require periodic maintenance, such as cleaning, inspection, and rotor lubrication, but the maintenance requirements are typically less frequent and less involved.

– Wet Roots Vacuum Pump: Wet pumps require regular maintenance due to the presence of the sealing liquid. Maintenance tasks include monitoring and replenishing the liquid, managing the water supply, and ensuring proper disposal of the used liquid. The sealing liquid may also require filtration or treatment to remove contaminants or prevent scaling or corrosion.

In summary, dry and wet Roots vacuum pumps differ in their operating principles, lubrication and sealing methods, operation efficiency, application suitability, and maintenance requirements. Dry pumps operate without lubrication or sealing fluid, offer high efficiency and are suitable for a wide range of applications. Wet pumps rely on a liquid seal, have lower pumping speeds, are used in applications where the liquid presence is advantageous, and require regular maintenance and care.

roots vacuum pump

What Is a Roots Vacuum Pump, and How Does It Work?

A Roots vacuum pump, also known as a Roots blower or a rotary lobe pump, is a type of positive displacement vacuum pump that is widely used for various industrial applications. Here’s a detailed explanation of what a Roots vacuum pump is and how it works:

A Roots vacuum pump consists of two synchronized rotors, known as lobes or impellers, that rotate in opposite directions within a housing. The lobes have a unique helical shape with multiple lobes, which allows them to trap and move gas efficiently. The rotors are synchronized with the help of timing gears to maintain precise clearances between the lobes and the housing.

The operation of a Roots vacuum pump can be described in the following steps:

1. Inlet Stage: The process begins with the lobes rotating in opposite directions. As the lobes rotate, the volume between them and the housing gradually increases, creating a larger space at the inlet side of the pump. This expansion of the volume causes the gas to enter the pump through the inlet port. The gas is drawn in due to the pressure difference between the inlet and the pump’s internal chamber.

2. Compression Stage: As the gas enters the pump, it gets trapped in the spaces between the lobes and the housing. As the lobes continue to rotate, the trapped gas gets carried along the rotating lobes. The gas is essentially trapped in the pockets formed by the lobes and the housing. The rotating lobes then compress the gas as they move towards the outlet side of the pump.

3. Outlet Stage: As the lobes approach the outlet side of the pump, the volume between them and the housing decreases, resulting in the compression of the trapped gas. This compression raises the pressure of the gas, causing it to be expelled through the outlet port of the pump. The expelled gas is then discharged into the atmosphere or directed to a downstream process or another vacuum pump, depending on the application.

It’s important to note that a Roots vacuum pump operates as a non-contacting pump, meaning that there is no physical contact between the lobes or between the lobes and the housing. This characteristic eliminates the need for lubrication within the pump and reduces the risk of contamination or oil vapor backstreaming into the vacuum system.

Roots vacuum pumps are known for their high pumping speed and ability to handle large volumes of gas. However, they are not capable of achieving high vacuum levels on their own. To achieve higher vacuum levels, a Roots pump is often used in conjunction with other vacuum pumps, such as rotary vane pumps or diffusion pumps, in a hybrid or combination pumping system.

In summary, a Roots vacuum pump operates based on the principle of positive displacement. It utilizes synchronized rotating lobes to trap and compress gas, allowing it to be discharged at a higher pressure. The non-contacting design of the pump eliminates the need for lubrication and reduces the risk of contamination. Roots vacuum pumps are commonly employed in various industrial applications, especially when high pumping speed and large gas handling capacity are required.

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editor by CX 2024-03-29