NSK Bearing 7320 C P4

08/20/2020

Operation management of wet stroke of refrigeration compressor

The wet stroke of the compressor is caused by the liquid refrigerant entering the cylinder. When the amount of liquid entering is small, frost will form on the outside of the cylinder.

07/11/2020

Screw air compressor structure

Screw air compressor structure Screw air compressor structure diagram Internal mechanism diagram of screw air compressor Cross-section picture of screw compression structure

06/29/2020

Suggestions for troubleshooting of compressor with liquid start

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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09/14/2022

FAQs on Hydraulic Motor

According to the rated speed, hydraulic motors are divided into: high-speed hydraulic motors (rated speed higher than 500r/min), including gear, vane and axial piston types

06/14/2020

When the compressor is running, some abnormal conditions may occur

When the compressor is running, some abnormal conditions may occur, such as: the discharge pressure is too high, the suction pressure is too low, the oil pressure is insufficient, the motor is overheated, and excessive liquid enters the cylinder. When an ﰸ2䀀
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08/18/2020

Refrigerant filling method of water-cooled screw chiller

The refrigerant plays a vital role in refrigeration equipment. This is something that everyone in this industry needs to understand. What are the refrigerant charging methods for water-cooled screw chillers?

09/08/2020

Is air compressor lubricating oil the more viscous the better

Air compressor lubricating oil has many functions and effects such as cooling, sealing, lubrication, etc. It is a necessity during the use of air compressors. The good lubrication effect can not only give full play to the overall efficiency of the air compressor unit in operation, improve the efficiency of the equipment, but also reduce the failure rate and reduce the maintenance cost.

06/14/2020

Detailed explanation of screw compressor structure and working principle

Detailed explanation of screw compressor structure and working principle Screw compressors, also known as screw compressors, include screw air compressors and screw process compressors (vinyl chloride compressors, etc.).

09/04/2020

Advantages of permanent magnet variable frequency screw air compressor

The advantage of permanent magnet variable frequency screw air compressor: stable air pressure