ABB CPU Module PM581-ARCNET

09/06/2020

Selection and verification of pressure vessel safety accessories

1 Pressure vessel and its safety accessories 　　 Pressure vessel is a closed device, not only carries a certain pressure, but usually contains gas or liquid inside, and metal and non-metal materials are common. There is a large pressure difference between the inside and outside

09/10/2020

The high-voltage inverter market has huge potential, expecting technological breakthroughs

The high-voltage inverter has a significant energy saving effect. Without changing the host equipment, only changing the speed can achieve an average power saving effect of 30%. Among them, the average energy saving rate of petroleum system is 38%, petrochemical system 46%, metallurgical system 42%, urban water supply and drainage system 45%, chemical industry System 24%.

08/02/2020

Equipment selection for cold storage design and installation temperature and size are critical

The equipment selection of the cold storage design and installation is related to the actual operation of the cold storage after the completion of the cold storage.

07/31/2020

Principle analysis of monitoring system for cold and heat source equipment

The building automation system is an integrated system platform, in which many subsystems have diverse functions and complex engineering. What is the principle of the cold and heat source equipment monitoring system as one of the many subsystems of the building automation system?

09/04/2020

Is there still money to make air compressor accessories now

According to incomplete statistics, the total annual market for compressor accessories in China is about 3 billion. Now, in addition to energy-saving products, some large manufacturers, especially those with more distribution agents, are pinning their profit growth points on the sales of original parts. Many companies have launched their own parts malls.

08/16/2020

Parameters for judging whether industrial chillers are in good condition

Industrial chillers will have certain parameters for users to refer to during operation, which can be displayed through relevant instruments. It is possible to control and observe the various parameters of the industrial chiller during operation,

08/09/2020

How to deal with the refrigerant leakage of precision air conditioner in computer room

As we all know, the power density of equipment in the computer room is high, so the volume heat is high. The computer room for exchange and data still needs to be continuously cooled by air-conditioning compressors to meet the environmental temperature requirements of communication equipment.

12/14/2023

Comprehensive Guide to 32 Various Refrigerants (Summary of Characteristics＆ Uses of Commonly Used Refrigerants)

0HFC Series Refrigerants: R134a, R410A, R407C, R417A, R404A, R507, R23, R508A, R508B, R152a

01/14/2022

Rotational Inertia of Servo Motor

Servo motor refers to the motor that controls the operation of mechanical components in a servo system. Its rotor speed controlled by the input signal can respond quickly.

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