NACHI Bearing 51328

08/16/2020

What are the precautions for installing the piston ring of ammonia refrigeration accessories

Piston ring is a small part of piston compressor in ammonia refrigeration system. It is used as a metal ring for sealing inside the piston. The piston ring includes a gas ring and an oil ring. It may seem small but it plays an important role.

08/14/2020

What are the parts of the electrical installation of cold storage engineering installation

What are the parts of the electrical installation of cold storage engineering installation The electrical installation of cold storage engineering can include overhead lines, lighting, cables, machine room wiring, workshop or factory area power transformation and distribution.

06/29/2020

Compression ratio of American Copeland compressor

09/03/2020

How much do you know about the precautions of the operation control system of the air separation plant

The air separation unit adopts cryogenic technology, which uses the different boiling points of oxygen and nitrogen gas at the same pressure to achieve gas separation and extract oxygen,

08/16/2020

What parameters should be understood when choosing a central air-conditioning air-cooled heat pump unit

You must be familiar with central air-conditioning, but did you know that there is a unit in central air-conditioning called a cold and heat pump unit? The work of central air-conditioning is inseparable from it.

09/06/2020

Air filter manufacturers introduce you to several common materials of filter cotton

Filter cotton can be divided into G1, G2, G3, G4, F5 grades according to the filtration efficiency, and according to different materials, it can be divided into 4 types: synthetic fiber filter cotton, non-woven filter cotton, glass fiber filter cotton, and activated carbon filter cotton.

07/05/2024

Water Solenoid Valve: Working Principle, Advantages, Applications ＆ Selection

The water solenoid valve is a modern device for controlling water flow. It controls the opening and closing of the valve through electromagnetic induction, thereby achieving the purpose of accurately controlling the water flow.

08/26/2020

Problems and performance requirements of screw air compressor lubricants

Problems encountered by screw air compressor lubricants Compressor network screw compressors (herein referred to as oil-injected screws) encounter problems such as wear, corrosion, bearing and rotor failure, shortened life, and air quality. Screw

09/09/2020

Several factors that determine the normal displacement of an air compressor

The displacement of an air compressor is actually a manifestation of the quality and efficiency of the equipment to a certain extent, and it is usually affected by several factors.

06/14/2024

Pneumatic Solenoid Valve vs. Hydraulic Solenoid Valve: Working Principle, Features, Applications

In the field of industrial automation, hydraulic solenoid valves and pneumatic solenoid valves are two very important control components.