China best 220/240V 50Hz Rotary Screw Air Compressor Price SD091CV Highly Air Conditioner Compressor with high quality

Product Description

Series Typical model Displ. Cooling Capaciry COP Capacitor Compressor Hight Test Mode
cc W Btu/h w/w uF/V mm
G ASG080CV 8.0  1840 6278 2.71  30/400 248.8  ASHRAE/T
ASG108TV 10.8  2510 8564 2.90  25/450 261.0  ASHRAE/T
ASG125TV 12.5  2850 9724 2.89  25/450 261.0  ASHRAE/T
ASG140UV 14.0  3400 11601 2.94  50/450 266.0  ASHRAE/T
L ASL145SV 14.5  3500 11942 2.95  35/450 279.0  ASHRAE/T
H ASH201SN 20.1  5860 19994 2.88  45/400 283.5  ASHRAE/T
ASH201RV 20.1  4785 16326 2.95  40/450 293.5  ASHRAE/T
ASH210RV 21.0  4995 17043 2.95  40/450 293.5  ASHRAE/T
ASH218SV 21.8  5180 17674 2.90  60/400 298.5  ASHRAE/T
ASH218UN 21.8  6450 22007 3.05  55/450 315.5  ASHRAE/T
ASH232SV 23.2  5510 18800 2.90  60/400 298.5  ASHRAE/T
ASH264SN 26.4  7700 26272 2.87  50/450 302.5  ASHRAE/T
ASH280TV 28.0  6830 23304 3.00  70/450 312.9  ASHRAE/T
ASH325CV 32.5  7800 26614 2.82  60/450 332.0  ASHRAE/T
TH ATH270CV 27.0  6400 21837 2.86  50/450 335.9  ASHRAE/T
ATH280TV 28.0  6600 22519 2.97  45/450 364.0  ASHRAE/T
ATH290SN 29.0  6830 29446 2.84  60/450 358.0  ASHRAE/T
ATH290CV 29.0  7125 24311 2.88  60/450 358.0  ASHRAE/T
ATH325CV 32.5  7780 26545 2.87  60/450 358.0  ASHRAE/T
ATH356CV 35.6  8440 28797 2.85  65/450 358.0  ASHRAE/T
ATH356SN 35.6  1 0571 35314 2.81  60/450 358.0  ASHRAE/T
ATH356UN 35.6  10520 35894 2.95  90/450 358.0  ASHRAE/T

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air compressor

Can Screw Compressors Be Used for Air Conditioning?

Yes, screw compressors can be used for air conditioning applications, particularly in larger commercial and industrial HVAC systems. Here’s a detailed explanation:

Screw compressors are a type of positive displacement compressor that can effectively handle large volumes of gas or air. They are known for their high efficiency, reliability, and ability to provide continuous operation. These qualities make screw compressors well-suited for air conditioning systems that require the compression of refrigerant gases to facilitate cooling.

In air conditioning applications, screw compressors are commonly used in two types of systems:

  • 1. Chillers: Screw compressors are frequently employed in chiller systems, which are central air conditioning units that cool water or another secondary refrigerant. In chiller-based air conditioning systems, the screw compressor works in conjunction with other components such as evaporators, condensers, and expansion valves to extract heat from the chilled water or secondary refrigerant and provide cooling to the desired space.
  • 2. Variable Refrigerant Flow (VRF) Systems: VRF systems utilize multiple individual indoor units connected to a single outdoor unit. These systems can provide simultaneous heating and cooling to different zones within a building. In VRF systems, screw compressors are often used in the outdoor units to compress the refrigerant gas, which is then distributed to the indoor units for heat exchange and cooling.

The advantages of using screw compressors in air conditioning systems include:

  • 1. High Capacity: Screw compressors are capable of handling large volumes of gas or air, making them suitable for air conditioning applications that require high cooling capacities.
  • 2. Energy Efficiency: Screw compressors can deliver high energy efficiency, especially when equipped with variable speed drives (VSD) that allow the compressor to adjust its speed based on the cooling demand. This leads to energy savings and improved system performance.
  • 3. Reliability: Screw compressors are known for their reliability and durability, making them a suitable choice for air conditioning systems that require continuous operation and long service life.
  • 4. Smooth Operation: Screw compressors operate with minimal vibration and noise, contributing to a comfortable and quiet air conditioning environment.
  • 5. Control Flexibility: Screw compressors can offer control flexibility, allowing for efficient modulation of cooling capacity based on the cooling load. This enables precise temperature control and improves overall system performance.

It’s important to note that screw compressors used in air conditioning systems require proper installation, maintenance, and periodic inspections to ensure optimal performance and longevity. Regular maintenance tasks, such as checking refrigerant levels, cleaning filters, and inspecting compressor components, should be performed in accordance with the manufacturer’s recommendations.

In summary, screw compressors can be effectively used for air conditioning applications, particularly in larger commercial and industrial HVAC systems. Their high capacity, energy efficiency, reliability, smooth operation, and control flexibility make them well-suited for chiller and VRF systems. Proper installation, maintenance, and adherence to manufacturer guidelines are essential for optimal performance and longevity of screw compressors in air conditioning applications.

air compressor

Are There Regulations Governing the Use of Screw Compressors in Certain Industries?

Yes, there are regulations governing the use of screw compressors in certain industries. Here’s a detailed explanation:

1. Occupational Safety and Health Administration (OSHA):

In the United States, OSHA sets standards and regulations to ensure the safety and health of workers. While OSHA does not have specific regulations solely focused on screw compressors, they have general requirements that apply to compressed air systems, including screw compressors. These requirements cover aspects such as electrical safety, guarding of moving parts, and proper maintenance practices to ensure worker safety.

2. Environmental Protection Agency (EPA):

The EPA in the United States regulates air emissions to protect the environment and public health. While screw compressors themselves are not directly regulated, if the compressed air is used in processes that emit pollutants, such as in industrial manufacturing, the EPA may have regulations that apply to those specific industries or processes.

3. Industry-Specific Regulations:

Certain industries have specific regulations that govern the use of screw compressors or compressed air systems. These regulations are often aimed at ensuring product quality, safety, and environmental compliance. Some examples include:

a) Food and Beverage Industry: The food and beverage industry often has strict regulations to ensure product safety and prevent contamination. Compressed air used in processes such as packaging, conveying, or powering equipment may need to meet specific quality standards, such as those established by the Food and Drug Administration (FDA) or the Global Food Safety Initiative (GFSI).

b) Pharmaceutical Industry: The pharmaceutical industry has stringent regulations to ensure product quality, safety, and compliance with Good Manufacturing Practices (GMP). Compressed air used in pharmaceutical manufacturing processes must meet specific standards, such as those outlined in the United States Pharmacopeia (USP) or the European Pharmacopoeia (Ph. Eur.).

c) Electronics Industry: The electronics industry often requires clean and dry compressed air to prevent damage to sensitive electronic components. Standards such as ISO 8573, which specify air purity classes for different contaminants in compressed air systems, may be applicable.

d) Automotive Industry: The automotive industry may have regulations and standards related to the use of compressed air in manufacturing processes, such as painting or pneumatic tools. These regulations often focus on worker safety, product quality, and environmental compliance.

It’s important for organizations in these industries to be aware of and comply with the relevant regulations governing the use of screw compressors. Compliance helps ensure the safety of workers, product quality, environmental protection, and overall regulatory compliance.

It’s worth noting that regulations may vary by country and region, so it’s essential to consult the specific regulations applicable to the industry and location where the screw compressors are being used.

air compressor

What Are the Key Components of a Screw Compressor?

A screw compressor consists of several key components that work together to compress air or gas. Here’s a detailed explanation of these components:

1. Male and Female Rotors:

The male and female rotors are the primary components of a screw compressor. These helical rotors have specially designed profiles that interlock with each other. The male rotor typically has fewer lobes or threads compared to the female rotor. As the rotors rotate, the interlocking lobes create compression chambers that gradually reduce in volume, compressing the air or gas.

2. Compression Chamber:

The compression chamber is formed by the interlocking lobes of the rotors. It is the space where the air or gas is compressed as the rotors rotate. The volume of the compression chamber decreases as the lobes move towards the discharge end, resulting in the compression of the trapped air or gas.

3. Inlet and Outlet Ports:

The inlet port is the entry point through which the air or gas enters the screw compressor. It is typically located at the suction side of the compressor. The inlet port allows the air or gas to flow into the compression chamber during the suction process. The outlet port is the exit point through which the compressed air or gas is discharged from the compressor.

4. Drive System:

The drive system of a screw compressor consists of a motor and a drive mechanism. The motor provides the rotational power required to drive the rotors. Common types of drive mechanisms include direct drive, belt drive, and gear drive. The drive system ensures that the rotors rotate in opposite directions at the desired speed and synchronization.

5. Oil System (in oil-injected compressors):

In oil-injected screw compressors, an oil system is present to provide lubrication, cooling, and sealing between the rotors. The oil system typically includes an oil reservoir, an oil pump, oil filters, and oil coolers. The lubricating oil is injected into the compression chamber, where it forms a thin film on the rotors, reducing friction and minimizing wear.

6. Cooling System:

Screw compressors often incorporate a cooling system to maintain optimal operating temperatures. The cooling system may include air or water-cooled heat exchangers, which dissipate the heat generated during compression. Cooling ensures that the compressor operates within safe temperature limits, preventing overheating and prolonging the lifespan of the components.

7. Control System:

A control system is an essential component of a screw compressor, providing monitoring and regulation of various parameters. It may include sensors, controllers, and safety devices to measure and control variables such as pressure, temperature, and operating conditions. The control system ensures efficient and safe operation of the screw compressor.

8. Sound Attenuation and Vibration Isolation:

To reduce noise and vibration, screw compressors are often equipped with sound attenuation measures and vibration isolation systems. These components help in minimizing the noise and vibrations generated during operation, making the compressor suitable for noise-sensitive environments.

In summary, the key components of a screw compressor include the male and female rotors, compression chamber, inlet and outlet ports, drive system, oil system (in oil-injected compressors), cooling system, control system, and sound attenuation/vibration isolation components. These components work together to enable the efficient compression of air or gas in the screw compressor.

China best 220/240V 50Hz Rotary Screw Air Compressor Price SD091CV Highly Air Conditioner Compressor   with high qualityChina best 220/240V 50Hz Rotary Screw Air Compressor Price SD091CV Highly Air Conditioner Compressor   with high quality
editor by CX 2024-03-26

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