Danfoss Compressor SM090A3PM

09/07/2020

Standard summary of threads in the pneumatic industry

Threads are used to deal with machinery every day, especially hydraulic and pneumatic. For a long time, domestic and foreign, metric and imperial, straight cone, sealed and unsealed, inner and outer, 55 degrees and 60 degrees .

08/20/2020

Daily maintenance and maintenance methods of ground source heat pumps

At present, many office buildings and single-family villas have installed ground source heat pumps, but you should not think that you will have nothing to worry about after installation.

08/11/2020

Installation of fittings of air-conditioning water system

Air-conditioning water system includes cooling water system (cooling water pipe, pump, cooling tower, condenser, valve, etc.), chilled water system (chilling water pipe, pump, terminal, valve, insulation, expansion tank, etc.) and condensate water system

09/11/2020

Ways to reduce bearing noise

Ways to reduce bearing noise (1) Method of using chemical additives Adding certain chemical additives to the bearing lubricant can reduce bearing noise. For example, a low-noise grease containing noise-reducing additives produced by a factory in Tianjin can reduce bearing noise by 3.9-9.2dB from the original basis. , Suitable for use in miniature or small bearings.

06/24/2025

What should I do if the refrigeration compressor returns oil

During the operation of the system, the lubricating oil is discharged from the compressor along with the refrigerant, and returns to the compressor after the cycle.

09/10/2020

Ethylene plant training materials

Chapter One 　Typical Process of Ethylene Plant The first section 　 sequence separation process Section 2 Front deethane process Section 3 Front depropanization process Section 4 Low investment separation process Section 5 Progressive separation process Section 6 Oil absorption and separation process Section 7 Comparison of six separation processes

07/16/2020

Why should the high and low temperature test chamber be debugged and calibrated?

In order for the high and low temperature test chamber to exert its maximum efficiency and stability in the hands of customers, the most important thing is to debug and calibrate the factory during the 15-day forward behavior period. The following are the three methods for calibrating the high and low temperature test chamber and their The advantages and disadvantages of

08/31/2020

The height of the boss determines the future of the company

At the end of October 2019, the four-day Shanghai International Compressor and Equipment Exhibition came to a successful conclusion. A total of more than 280 companies participated in this exhibition, more than half of the scale of the whole machine companies,

08/11/2020

How to choose refrigerant for high and low temperature alternating damp heat test chamber

There are many kinds of refrigeration used in the high and low temperature alternating damp heat test chamber, and different refrigerants have very different uses and application ranges. Today, we will focus on explaining the main refrigerants on the market.

06/14/2020

Danfoss cocuses on providing energy efficient, sustainable and smart refrigeration compressors for a varied range of commercial applications such as cold rooms