QUALCOMM IC Integrated Circuit PM8909

09/08/2020

Analysis of the advantages and disadvantages of oil-free screw air compressor

The oil-free air compressor is composed of screw head, electric motor, oil and gas separation barrel, cooling system, air conditioning system, lubrication system, safety valve and control system.

07/29/2020

Nine refrigerant leakage locations and solutions

There are many welds on the left and right sides of the evaporator, and there may be more leaks. The leak of the newly installed air conditioner is mainly due to the poor welding skills of the employees of the air conditioner manufacturer.

07/28/2020

How much does it cost to install a 120㎡ central air conditioner? What is the standard installation process?

Nowadays, central air-conditioning has lifted the veil of mystery and has begun to enter thousands of homes, and it has gradually become a trend.

06/29/2020

What is the cause of compressor pipeline vibration

03/01/2021

Matters needing attention

1.Oil and water protection of servo motor 1) The servo motor can be used in the place that will be attacked by water or oil drops, but it is not completely waterproof or oil-proof. Therefore, the servo motor should not be placed or used in the environment of water or oil invasion. 2) If the servo motor is connected to a reduction gear, the oil seal should be filled when using the servo motor to prevent the oil of the reduction gear from entering the servo motor 3) The cable of servo motor should not be immersed in oil or water.

09/08/2020

What are the criteria for how to choose an air compressor

When choosing an air compressor, we should actually pay attention to some principles, so that we can compare and choose the ones that are more suitable for us. Today, let's talk about the matters we should pay attention to when choosing an air compressor.

10/01/2025

Danfoss expert analysis! Causes and troubleshooting of compressor start-up with liquid

Identify the authenticity of Danfoss compressors, solenoid valves, expansion valves, and filters Danfoss T2 valve true and false comparison:

06/14/2020

As the core system of the cold storage, what equipment does the refrigeration system contain

As the core system of the cold storage, what equipment does the refrigeration system contain Cold storage is a warehouse that uses mechanical equipment and other artificial refrigeration methods to achieve stable and low temperature. It is suitable for t器2䀀
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08/05/2020

What are the common faults of the cut-off foot of the chiller and the adjustment cabinet

1. The valve body of the valve of the chiller is mostly steel castings. Casting blisters may be formed during the production process, causing the valve to leak refrigerant during use.

09/08/2020

4 advantages of oil-free screw air compressor

Oil-free screw air compressors are more and more widely used. The lubrication, sealing and cooling of the entire main engine are completed by water. Therefore, oil-free screw air compressors can be described as true oil-free energy-saving air compressors.