Product Description
Oil injected screw air compressor has become the mainstream of air compressor development in the world. It has extremely superior and reliable performance. It has small vibration, low noise, high efficiency and few vulnerable parts. It has incomparable performance advantages of piston compressor (under the same exhaust pressure). The precise coordination between the male and female rotors and between the rotor and the main engine shell reduces the back- flow leakage and improves the efficiency; Only the rotors are meshed with each other, and reciprocating motion without cylinder, which reduces the source of vibration and noise; The unique lubrication method brings many advantages:
1. With the pressure difference generated by itself, lubricating oil is continuously injected into the compression chamber and bearing to simplify the complex mechanical structure.
2. The injected lubricating oil can form oil film between the rotors, and the primary can take secondary rotor to rotate, Without the help of high precision synchronous gear.
3. The injected lubricating oil can increase the air tightness.
4. The lubricating oil absorbs a lot of compression heat, so even if the compression ratio reaches 16, The head can still be controlled below the carbon deposition and degradation temperature of general lubricating oil, There is no friction between the rotor and the outside of the machine due to different expansion coefficient.
5. Lubricating oil reduces the noise caused by high frequency compression.
6. A small amount of oil into the compressed air, pneumatic tools have a certain lubrication.
Product Parameters
|
Screw group |
5: 6 Gear rotor |
|
|
Compression method |
Continuous, CHINAMFG |
|
|
Compressed air outlet pressure |
0.65-1.0MPa |
|
|
Cooling method |
Air-cooling |
|
|
Compressed air outlet temperature |
10ºC~15ºC higher than the ambient temperature |
|
|
Volume of Lubricating Oil |
About 16.5liters |
|
|
Motor speed |
N=3600r/min |
|
|
Rated power |
37kw |
|
|
Air capacity |
V=5.05-6.35m³/min |
|
|
Weight |
500kg |
|
|
Upper air temperature |
45ºC |
|
|
Lower limit of air temperature |
0ºC |
|
|
Fuel consumption |
Exhaust oil content is less than 3PPM |
|
|
Noise level |
76dB(A) |
|
|
Dimensions (length×width×height) (mm) |
1340x850x1330 |
|
Details
Wider range of speed regulation, higher accuracy of regulation, wider range of air supply pressure and higher energy efficiency.
The patented design of weak magnetic control, pressure control and simple and stable permanent magnet motor open-loop control can adapt to a variety of adverse working conditions and make the system more stable.
The patented design of weak magnetic control, pressure control and simple and stable permanent magnet motor open-loop control can adapt to a variety of adverse working conditions and make the system more stable.
Motor and screw host coaxial, higher efficiency. The BMVF series is the CHINAMFG industry to achieve the screw host, synchronous motor, permanent magnet control electrical control synchronous design, and to achieve the advantages of cooperation.
Specification
| Model | Exhaust pressure (Mpa) |
Exhaust volume (m³/min) |
Motor power (KW) |
Exhaust connection |
Weight (kg) |
Dimension (mm) |
| BMVF7.5 | 0.65-1.0 | 1.00-1.25 | 7.5 | G¾ | 170 | 880x510x800 |
| BMVF11 | 0.65-1.0 | 1.50-1.85 | 11 | G1 | 220 | 1000x670x1090 |
| BMVF15 | 0.65-1.0 | 2.05-2.35 | 15 | G1 | 250 | 1000x670x1090 |
| BMVF22 | 0.65-1.0 | 2.95-3.95 | 22 | G1 | 330 | 1200x800x1120 |
| BMVF37 | 0.65-1.0 | 5.05-6.35 | 37 | G1½ | 500 | 1340x850x1330 |
| BMVF45 | 0.65-1.0 | 6.45-8.20 | 45 | G1 ½ | 660 | 1480x1030x1365 |
| BMVF55 | 0.65-1.0 | 8.20-9.85 | 55 | G1 ½ | 710 | 1480x1030x1365 |
| BMVF75 | 0.65-1.0 | 10.50-13.10 | 75 | G2 | 1170 | 1800x1190x1710 |
| BMVF90 | 0.65-1.0 | 12.50-15.50 | 90 | G2 | 1180 | 1800x1190x1710 |
| BMVF110 | 0.65-0.8 | 22.00 | 110 | DN65 | 1770 | 2700x1230x1730 |
| BMVF132 | 0.65-0.8 | 24.00 | 132 | DN65 | 1860 | 2700x1230x1730 |
Why Choose Us
Kaishan group is a state-level large scale enterprise headquartered in HangZhou, ZHangZhoug province, China. Over the last 60 years CHINAMFG Group has grown to become a significant diversified engineering company developing high value machinery for industry worldwide. CHINAMFG group is the largest rock drill manufacturer in the world, and the largest air compressor manufacturer in China. Exports are shipped to over 25 countries .Today we produce over 30 000 rotary screw and 250 000 reciprocating compressors annually.By the year of 2014 our sales amount was close to RMB 2 billion. CHINAMFG group also has the high-quality customer service system.
Our company is the authorized agent of CHINAMFG Group, specializing in air compressor, energy-saving transformation service and mining engineering construction machinery. We provide comprehensive technical support and after-sales service to customers.
Advanced Equipment–Advanced equipment guarantees product quality. Over the years, we have received unanimous praise from overseas users for our integrity and high-quality product quality.
Packaging
The air compressor is guaranteed for 1 year. In addition to wearing parts and consumables, if the spare parts within the warranty period are broken, the company provides free spare parts replacement, but the buyer needs to pay the freight. Please ask customer service for specific warranty rules.
FAQ
/* 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(/(.*?):(.*)$/))&&1
| After-sales Service: | One Year Warranty |
|---|---|
| Warranty: | One Year |
| Lubrication Style: | Lubricated |
| Customization: |
Available
|
|
|---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
|
Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
|---|
| Payment Method: |
|
|---|---|
|
Initial Payment Full Payment |
| Currency: | US$ |
|---|
| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
|---|
.webp)
What is the role of air compressors in power generation?
Air compressors play a significant role in power generation, supporting various operations and equipment within the industry. Here are some key roles of air compressors in power generation:
1. Combustion Air Supply:
Air compressors are used to supply compressed air for the combustion process in power generation. In fossil fuel power plants, such as coal-fired or natural gas power plants, compressed air is required to deliver a steady flow of air to the burners. The compressed air helps in the efficient combustion of fuel, enhancing the overall performance and energy output of the power plant.
2. Instrumentation and Control:
Air compressors are utilized for instrumentation and control systems in power generation facilities. Compressed air is used to operate pneumatic control valves, actuators, and other pneumatic devices that regulate the flow of steam, water, and gases within the power plant. The reliable and precise control provided by compressed air ensures efficient and safe operation of various processes and equipment.
3. Cooling and Ventilation:
In power generation, air compressors are involved in cooling and ventilation applications. Compressed air is used to drive air-operated cooling fans and blowers, providing adequate airflow for cooling critical components such as generators, transformers, and power electronics. The compressed air also assists in maintaining proper ventilation in control rooms, substations, and other enclosed spaces, helping to dissipate heat and ensure a comfortable working environment.
4. Cleaning and Maintenance:
Air compressors are employed for cleaning and maintenance tasks in power generation facilities. Compressed air is utilized to blow away dust, dirt, and debris from equipment, machinery, and electrical panels. It helps in maintaining the cleanliness and optimal performance of various components, reducing the risk of equipment failure and improving overall reliability.
5. Pneumatic Tools and Equipment:
In power generation plants, air compressors provide the necessary compressed air for operating pneumatic tools and equipment. These tools include impact wrenches, pneumatic drills, grinders, and sandblasting equipment, which are utilized for installation, maintenance, and repair tasks. The high-pressure air generated by compressors enables efficient and reliable operation of these tools, enhancing productivity and reducing manual effort.
6. Nitrogen Generation:
Sometimes, air compressors are used in power generation for nitrogen generation. Compressed air is passed through a nitrogen generator system, which separates nitrogen from other components of air, producing a high-purity nitrogen gas stream. Nitrogen is commonly used in power plant applications, such as purging systems, blanketing in transformers, and generator cooling, due to its inert properties and low moisture content.
7. Start-up and Emergency Systems:
Air compressors are an integral part of start-up and emergency systems in power generation. Compressed air is utilized to power pneumatic starters for gas turbines, providing the initial rotation needed to start the turbine. In emergency situations, compressed air is also used to actuate emergency shutdown valves, safety systems, and fire suppression equipment, ensuring the safe operation and protection of the power plant.
Overall, air compressors contribute to the efficient and reliable operation of power generation facilities, supporting combustion processes, control systems, cooling, cleaning, and various other applications critical to the power generation industry.
.webp)
How are air compressors used in refrigeration and HVAC systems?
Air compressors play a vital role in refrigeration and HVAC (Heating, Ventilation, and Air Conditioning) systems, providing the necessary compression of refrigerant gases and facilitating the heat transfer process. Here are the key ways in which air compressors are used in refrigeration and HVAC systems:
1. Refrigerant Compression:
In refrigeration systems, air compressors are used to compress the refrigerant gas, raising its pressure and temperature. This compressed gas then moves through the system, where it undergoes phase changes and heat exchange to enable cooling or heating. The compressor is the heart of the refrigeration cycle, as it pressurizes and circulates the refrigerant.
2. Refrigeration Cycle:
The compression of refrigerant gas by the air compressor is an essential step in the refrigeration cycle. After compression, the high-pressure, high-temperature gas flows to the condenser, where it releases heat and condenses into a liquid. The liquid refrigerant then passes through an expansion valve or device, which reduces its pressure and temperature. This low-pressure, low-temperature refrigerant then enters the evaporator, absorbing heat from the surrounding environment and evaporating back into a gas. The cycle continues as the gas returns to the compressor for re-compression.
3. HVAC Cooling and Heating:
In HVAC systems, air compressors are used to facilitate cooling and heating processes. The compressor compresses the refrigerant gas, which allows it to absorb heat from the indoor environment in the cooling mode. The compressed gas releases heat in the outdoor condenser unit and then circulates back to the compressor to repeat the cycle. In the heating mode, the compressor reverses the refrigeration cycle, absorbing heat from the outdoor air or ground source and transferring it indoors.
4. Air Conditioning:
Air compressors are an integral part of air conditioning systems, which are a subset of HVAC systems. Compressed refrigerant gases are used to cool and dehumidify the air in residential, commercial, and industrial buildings. The compressor pressurizes the refrigerant, initiating the cooling cycle that removes heat from the indoor air and releases it outside.
5. Compressor Types:
Refrigeration and HVAC systems utilize different types of air compressors. Reciprocating compressors, rotary screw compressors, and scroll compressors are commonly used in these applications. The selection of the compressor type depends on factors such as system size, capacity requirements, efficiency, and application-specific considerations.
6. Energy Efficiency:
Efficient operation of air compressors is crucial for refrigeration and HVAC systems. Energy-efficient compressors help minimize power consumption and reduce operating costs. Additionally, proper compressor sizing and system design contribute to the overall energy efficiency of refrigeration and HVAC systems.
By effectively compressing refrigerant gases and facilitating the heat transfer process, air compressors enable the cooling and heating functions in refrigeration and HVAC systems, ensuring comfortable indoor environments and efficient temperature control.
.webp)
What are the key components of an air compressor system?
An air compressor system consists of several key components that work together to generate and deliver compressed air. Here are the essential components:
1. Compressor Pump: The compressor pump is the heart of the air compressor system. It draws in ambient air and compresses it to a higher pressure. The pump can be reciprocating (piston-driven) or rotary (screw, vane, or scroll-driven) based on the compressor type.
2. Electric Motor or Engine: The electric motor or engine is responsible for driving the compressor pump. It provides the power necessary to operate the pump and compress the air. The motor or engine’s size and power rating depend on the compressor’s capacity and intended application.
3. Air Intake: The air intake is the opening or inlet through which ambient air enters the compressor system. It is equipped with filters to remove dust, debris, and contaminants from the incoming air, ensuring clean air supply and protecting the compressor components.
4. Compression Chamber: The compression chamber is where the actual compression of air takes place. In reciprocating compressors, it consists of cylinders, pistons, valves, and connecting rods. In rotary compressors, it comprises intermeshing screws, vanes, or scrolls that compress the air as they rotate.
5. Receiver Tank: The receiver tank, also known as an air tank, is a storage vessel that holds the compressed air. It acts as a buffer, allowing for a steady supply of compressed air during peak demand periods and reducing pressure fluctuations. The tank also helps separate moisture from the compressed air, allowing it to condense and be drained out.
6. Pressure Relief Valve: The pressure relief valve is a safety device that protects the compressor system from over-pressurization. It automatically releases excess pressure if it exceeds a predetermined limit, preventing damage to the system and ensuring safe operation.
7. Pressure Switch: The pressure switch is an electrical component that controls the operation of the compressor motor. It monitors the pressure in the system and automatically starts or stops the motor based on pre-set pressure levels. This helps maintain the desired pressure range in the receiver tank.
8. Regulator: The regulator is a device used to control and adjust the output pressure of the compressed air. It allows users to set the desired pressure level for specific applications, ensuring a consistent and safe supply of compressed air.
9. Air Outlet and Distribution System: The air outlet is the point where the compressed air is delivered from the compressor system. It is connected to a distribution system comprising pipes, hoses, fittings, and valves that carry the compressed air to the desired application points or tools.
10. Filters, Dryers, and Lubricators: Depending on the application and air quality requirements, additional components such as filters, dryers, and lubricators may be included in the system. Filters remove contaminants, dryers remove moisture from the compressed air, and lubricators provide lubrication to pneumatic tools and equipment.
These are the key components of an air compressor system. Each component plays a crucial role in the generation, storage, and delivery of compressed air for various industrial, commercial, and personal applications.
editor by CX 2024-04-12