BKD Bearing HK0808

09/10/2020

Basic knowledge of compressed air system

1. Compressed air Refers to air with an absolute pressure greater than 0.1Mpa Second, the prescribed working conditions of the screw air compressor Inspiratory pressure: 0.1Mpa (absolute pressure)

07/05/2020

Hitachi centrifugal compressor

Hitachi centrifugal compressor Hitachi Industrial System Co., Ltd. is a world-renowned top 500 enterprise with rich product resources and strong technical strength. The products involve air compressor systems, control systems, feng shui systems, power distribution and environmental protection systems and other industrial fields, and have more than 100 years of compressor production experience.

08/24/2020

What should I do if the suction pressure of the refrigeration unit is too low 7 major failure causes to know

In the pharmaceutical, food and other industries, refrigeration units are common equipment, providing reliable protection for various low-temperature environments such as pharmaceuticals.

08/17/2020

Analysis of the advantages and disadvantages of screw chillers and piston chillers

According to different compressors, chillers are divided into screw chillers, piston chillers, and scroll chillers. Various compressors have their own advantages and disadvantages. The following okmarts.com editor will introduce you to screw chillers.

06/29/2020

Compression ratio of American Copeland compressor

09/11/2020

Bearing and shaft fit tolerance standard

Bearing and shaft fit tolerance standard ①When the bearing inner diameter tolerance zone and the shaft tolerance zone form a fit, the tolerance code originally belonging to the transition fit in the general basic hole system will become an over-win fit, such as k5, k6, m5, m6, n6, etc., but the over-win amount is not Large; when the bearing inner diameter tolerance is matched with h5, h6, g5, g6, etc., it is not a clearance but an over-win fit.

08/11/2020

What will happen if the thermal expansion valve is configured too large

A 10P air-conditioning unit is equipped with a 12-ton (1 cooling ton=3.517KW) expansion valve. What will happen?<br></br> 　　 If you follow the DANFOSS selection software, this configuration will not be recommended (all think this type of selection is too large)<br></br>

07/30/2020

What should I do before the air conditioner is turned on for the first time when I encounter the new crown virus in summer?

In a live broadcast last night, Dr. Zhang Wenhong stated that China’s epidemic prevention and control has done a good job. When people wear masks, the probability of contracting the new crown virus is very small.

06/14/2020

Energy-saving screw compressor has a large development space.

Energy-saving screw compressor has a large development space. The machinery industry is still the most important market for air compressors. Energy-saving screw compressor has a large development space. The machinery industry is still the most important ﰸ2䀀
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12/03/2021

Use of Differential Pressure Transmitter and Common Troubleshooting

Differential pressure transmitter is a kind of pressure measuring instrument widely used in all kinds of chemical industry.