China Professional New Type Stationary Silent 45kw 10bar Oil Injected Screw Air Compressor Price for Drilling Rig with Best Sales

Product Description

New Type Stationary Silent 45kw 10bar Oil Injected Screw Air Compressor Price for Drilling Rig

Catalogue:

WZS- 10AZ 15AZ 20AZ 25AZ 30AZ 50AZ 75AZ 100AZ 125AZ
Air flow/pressure (m³/min/Bar) 1.2/7.5 1.7/7.5 2.4/7.5 3.1/7.5 3.8/7.5 6.4/7.5 10.5/7.5 13.6/7.5 16.3/7.5
1.1/8.5 1.6/8.5 2.2/8.5 2.9/8.5 3.5/8.5 6.1/8.5 9.8/8.5 13.3/8.5 15.0/8.5
0.95/10.5 1.4/10.5 2.0/10.5 2.7/10.5 3.2/10.5 5.7/10.5 8.7/10.5 11.6/10.5 14.6/10.5
0.8/12.5 1.2/12.5 1.7/12.5 2.2/12.5 2.9/12.5 5.1/12.5 7.5/12.5 9.8/12.5 12.3/12.5
Motor Power (kw) 7.5 11 15 18.5 22 37 55 75 90
Horse power (HP) 10 15 20 25 30 50 75 100 125
Dimension Length(mm) 1000 1040 1040 1100 1400 1600 2050 2050 2150
Width (mm) 600 800 800 850 850 1000 1200 1200 1300
Height (mm) 1000 1180 1180 1300 1150 1370 1500 1500 1700
Noise dB(A) 66±2 70±2 70±2 70±2 71±2 74±2 74±2 75±2 75±2
Outlet diameter G3/4 G3/4 G3/4 G11/4 G11/4 G11/2 G2 G2 G2
Weight (kg) 240 400 410 590 620 840 1735 1850 1920

 

WZS- 150AZ/W 180AZ/W 220AZ/W 250AZ/W 300AZ/W 340AZ/W 400AZ/W 480AZ/W 540AZ/W
Air flow/pressure (m³/min/Bar) 20.3/7.5 24.0/7.5 27.0/7.5 32.5/7.5 40.0/7.5 43.5/7.5 50.8/7.5 60.0/7.5 72.0/7.5
19.0/8.5 23.0/8.5 26.5/8.5 31.0/8.5 36.8/8.5 42.0/8.5 48.2/8.5 57.0/8.5 68.0/8.5
17.0/10.5 20.0/10.5 22.5/10.5 28.0/10.5 32.2/10.5 38.8/10.5 42.6/10.5 50.0/10.5 60.5/10.5
14.6/12.5 18.0/12.5 20.1/12.5 25.1/12.5 28.5/12.5 34.6/12.5 39.8/12.5 45.0/12.5 50.5/12.5
Motor Power (kw) 110 132 160 185 220 250 300 350 400
Horse power (HP) 150 180 220 250 300 340 400 480 540
Dimension Length(mm) 2800 2800 2800 2800 2900 2900 4200 4200 4200
Width (mm) 1650 1650 1650 1650 1860 1860 2200 2200 2200
Height (mm) 1850 1850 1850 1850 2000 2000 2150 2150 2150
Noise dB(A) 75±2 75±2 75±2 78±2 78±2 78±2 80±2 82±2 83±2
Outlet diameter DN65 DN65 DN80 DN80 DN100 DN100 DN125 DN125 DN150
Weight (kg) 3030 3130 3210 3470 4500 4600 7000 7500 8100

Before quotation:
1.Before quoting, what should users offer?
1).Discharge pressure (Bar, Mpa or Psi)
2).Air discharge/Air flow/Air capacity (m3/min or CFM)
3).Power supply (220/380V, 50/60Hz, 3Phase)

2.If I don’t know the pressure and air flow, what should I do?
1).Take the picture of nameplate, we will advise the suitable air compressor to you.
2).Tell us what industry you are, we can advise the suitable 1 (so as to air tank / air dryer / air filters).
 

SHIPPING
Delivery: time 5-25 working days after payment receipt confirmed(based on actual quantity)
packing:standard export packing. or customized packing as your
Professional: goods shipping forwarder.

FAQ
Q: OEM/ODM, or customers logo printed is available?
Yes, OEM/ODM, customers logo is welcomed.

Q:  Delivery date?
Usually 5-25 workdays after receiving deposit, specific delivery date based on order quantity

Q: what’s your payment terms?
Regularly doing 30% deposit and 70% balance by T/T, Western Union, Paypal, otherpayment terms also can be discussed based on our cooperation.

Q: How to control your quality?
We have professional QC team, control the quality during the mass production and inspect completely goods before shipping.

Q:  If we don’t have shipping forwarder in China, would you do this for us?
We can offer you best shipping line to ensure you can get the goods timely at best price.

Q: come to China before, can you be my guide in China?
We are happy to provide you orservice, such as booking ticket, pick up at the airport, booking hotel, accompany visiting market or factory
 

After-sales Service: Video Technical Support
Warranty: 1 Year
Lubrication Style: Oil-less
Cooling System: Air Cooling
Power Source: AC Power
Cylinder Position: Vertical
Customization:
Available

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air compressor

How Does Variable Speed Control Work in Screw Compressors?

Variable speed control in screw compressors is a technology that allows the compressor’s rotational speed to be adjusted according to the compressed air or gas demand. This control method offers several benefits in terms of energy efficiency and system performance. Here’s a detailed explanation:

Variable speed control, also known as variable frequency drive (VFD) or inverter control, works by adjusting the speed of the compressor’s drive motor. The drive motor is typically an electric motor that powers the rotation of the compressor’s screw rotors.

The key components and operation of variable speed control in screw compressors are as follows:

  • 1. Drive Motor: The drive motor is connected to the compressor’s screw rotors and provides the rotational power required for compression. It is an electric motor capable of operating at variable speeds.
  • 2. Inverter or Variable Frequency Drive (VFD): The inverter or VFD is an electronic device that controls the speed of the drive motor. It converts the incoming electrical power into adjustable frequency and voltage, allowing precise control of the motor’s rotational speed.
  • 3. Control System: The control system of the screw compressor monitors and adjusts the speed of the drive motor based on the compressed air or gas demand. It receives input signals from sensors that measure parameters such as pressure, flow rate, or system demand, and sends corresponding signals to the inverter or VFD to regulate the motor speed.
  • 4. Speed Adjustment: When the demand for compressed air or gas decreases, the control system reduces the motor speed by decreasing the frequency and voltage supplied by the inverter or VFD. This results in a lower rotational speed of the screw rotors, reducing the compression capacity and power consumption of the compressor.
  • 5. Energy Efficiency: Variable speed control allows the compressor to match the output to the actual demand, avoiding energy wastage associated with constant-speed compressors. By operating at lower speeds during periods of lower demand, energy consumption can be significantly reduced. This energy-saving capability is particularly advantageous in applications with varying air or gas requirements.
  • 6. Smooth Operation: Variable speed control enables smooth and gradual motor acceleration and deceleration, minimizing mechanical stress on the compressor components and reducing the likelihood of sudden pressure surges or system shutdowns.
  • 7. System Stability: By adjusting the compressor’s speed to match the demand, variable speed control helps maintain stable system pressure and prevents excessive cycling of the compressor. This contributes to improved system performance and longevity.

It’s worth noting that variable speed control is more commonly found in larger screw compressors used in industrial and commercial applications. Smaller screw compressors may utilize fixed-speed motors due to cost considerations or simpler system requirements.

Overall, variable speed control in screw compressors offers precise capacity modulation, improved energy efficiency, enhanced system stability, and reduced maintenance requirements, making it a preferred choice in many applications where compressed air or gas demand fluctuates.

air compressor

Can Screw Compressors Be Used for Medical Air Supply?

Yes, screw compressors can be used for medical air supply. Here’s a detailed explanation:

Screw compressors are commonly employed in various applications, including medical air supply systems. Medical air is a critical utility in healthcare facilities, used for various purposes such as respiratory therapy, anesthesia, and surgical tools. Here are some key points to consider:

1. Reliability and Efficiency:

Screw compressors are known for their reliability and efficiency. They can provide a continuous and reliable source of compressed air, ensuring a stable supply for medical applications. The rotary screw design allows for smooth and efficient compression, minimizing energy consumption and maximizing system performance.

2. Oil-Free Operation:

In medical applications, it is crucial to ensure the purity of the compressed air. Screw compressors can be designed and certified to provide oil-free air, eliminating the risk of oil contamination in the medical air supply. Oil-free screw compressors incorporate specialized sealing systems and filtration to prevent oil carryover, making them suitable for medical air applications.

3. Air Quality Standards:

Medical air must meet specific air quality standards to ensure patient safety and treatment effectiveness. Standards such as the European Pharmacopoeia (Ph. Eur.) or the United States Pharmacopeia (USP) define the required purity levels for medical air, including limits on particulate matter, moisture content, and microbial contamination. Screw compressors can be equipped with appropriate filtration and purification systems to meet these standards.

4. Integrated Drying and Filtration:

Some screw compressors designed for medical air applications incorporate integrated drying and filtration systems. These systems remove moisture and contaminants from the compressed air, ensuring it meets the required quality standards. Integrated drying systems can include refrigerated dryers, desiccant dryers, or membrane dryers, depending on the specific needs of the medical air supply system.

5. Redundancy and Backup Systems:

Medical air supply systems often require a high level of reliability and continuity. Screw compressors can be configured with redundancy and backup systems to ensure uninterrupted supply. Multiple compressors can be installed in parallel, with automatic switching mechanisms to maintain supply in case of a compressor failure or maintenance activities.

6. Monitoring and Alarms:

Modern screw compressors used in medical air supply systems often feature advanced monitoring capabilities. They can continuously monitor and record key parameters such as pressure, temperature, and system performance. Alarms and alerts can be configured to notify operators or maintenance personnel in case of abnormal conditions or potential issues with the compressor.

7. Compliance with Standards and Regulations:

When using screw compressors for medical air supply, it is essential to comply with relevant standards and regulations. These may include medical device regulations, electrical safety standards, and guidelines specific to medical gas systems. Compliance ensures that the medical air supply system meets the necessary safety and quality requirements.

In summary, screw compressors can be used for medical air supply, providing reliable and efficient compressed air for various medical applications. With their reliability, oil-free operation, adherence to air quality standards, integrated drying and filtration capabilities, and the ability to incorporate redundancy and monitoring features, screw compressors are well-suited for medical air supply systems in healthcare facilities.

air compressor

Can Screw Compressors Handle High-Pressure Applications?

Yes, screw compressors are capable of handling high-pressure applications. Here’s a detailed explanation:

Screw compressors are known for their ability to deliver high-pressure compressed air or gas. The design of screw compressors allows them to achieve higher pressure ratios compared to other types of compressors, such as reciprocating piston compressors.

The compression process in screw compressors is continuous and smooth, which enables them to handle high-pressure requirements efficiently. The intermeshing rotors create compression chambers that gradually reduce in volume, resulting in the compression of air or gas. By adjusting the rotational speed of the rotors and optimizing the design parameters, screw compressors can generate the desired high discharge pressures.

However, it’s important to note that the maximum pressure capability of a screw compressor may vary depending on factors such as:

  • 1. Compressor Design: The design features of the screw compressor, including the rotor profile, sealing mechanism, and cooling system, can influence its maximum pressure capacity.
  • 2. Rotor Size and Speed: The size and rotational speed of the rotors impact the compression ratio and, consequently, the achievable discharge pressure. Larger rotors and higher rotational speeds generally allow for higher pressure ratios.
  • 3. Drive Power: The power of the drive motor connected to the screw compressor affects its ability to handle high-pressure applications. Adequate power is necessary to overcome the resistance and maintain the desired compression ratio.
  • 4. Structural Integrity: The structural integrity and material strength of the compressor housing, rotors, and other components determine the maximum pressure that the compressor can withstand without failure or leakage.

It’s important to select a screw compressor with the appropriate specifications and consult the manufacturer’s guidelines to ensure that it can handle the specific high-pressure requirements of the application.

Additionally, it’s worth noting that high-pressure applications may also require additional equipment, such as pressure vessels or downstream pressure regulators, to safely handle and control the compressed air or gas at the desired pressure levels.

China Professional New Type Stationary Silent 45kw 10bar Oil Injected Screw Air Compressor Price for Drilling Rig   with Best SalesChina Professional New Type Stationary Silent 45kw 10bar Oil Injected Screw Air Compressor Price for Drilling Rig   with Best Sales
editor by CX 2023-11-07

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