Bristol Compressor H21J44BABCB

09/02/2020

164 technical questions and answers about pumps, just read this one!

1. What is a pump? Answer: The pump is a kind of machinery that converts the mechanical energy of the prime mover into pumping liquid energy.<br></br>

09/08/2020

21 problems that should be paid attention to when using air compressor inverter

Improper use of the inverter will not only fail to give full play to its excellent functions, but may also damage the inverter and its equipment, or cause interference, etc. Therefore, the following matters should be noted during use:

09/03/2020

Petrochemical compressor development

Petrochemical compressor development 　　First, since the 1970s, centrifugal compressors have developed rapidly. In the development of a domestically produced 300,000-ton synthetic ammonia plant in a chemical complex, some plants in Shanghai have developed process air compressors, synthesis gas compressors, ammonia refrigeration compressors, and supporting drive steam turbines.

06/14/2020

Common air conditioning host

Common air conditioning host 1. Water-cooled chiller The water-cooled chiller belongs to the refrigeration unit part in the central air-conditioning system. Its refrigerant is water, which is called the chiller, and the cooling of the condenser is r器2䀀
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08/14/2020

What are the noteworthy issues in central air conditioning design

1. Variable air volume ratio 　　 The air-conditioning system runs under partial load conditions most of the year, that is to say, the fans, ducts and air volume of the end of the variable air volume system are mostly between the maximum and minimum air volume limits.

07/01/2020

The stability of the typical performance of Taikang compressor

The stability of the typical performance of Taikang compressor Many people know the performance of Taikang compressors, but nothing more than the typical characteristics, such as pressure ratio, efficiency, mass flow and additional energy. But many people do not know that Taikang compressor has another more important feature, that is stability. Why is the stability of Taikang compressor so important?

08/12/2020

How to choose the expansion valve of air-cooled chiller How to judge high and low pressure

How to choose and install the expansion valve for industrial chillers, screw chillers, air-cooled chillers, and chillers: The choice of expansion valve and the performance of the air-cooled chiller refrigeration system play an important role, the correct ¨ﰨ2

06/23/2025

What is Configuration Software? - HMI/ MMI/ SCADA

Configuration software is a control system composed of HMI (Human and Machine Interface) / MMI (Man and Machine Interface)/ SCADA (Supervisory Control and Data Acquisition).

01/08/2021

The relationship between the start of the compressor with liquid and the migration of refrigerant and the solution

The relationship between the start of the compressor with liquid and the migration of refrigerant and the solution One, start with liquid First, let's define what is called liquid start. When the refrigeration unit is in the shutdown state, there is ref器2䀀
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07/07/2020

Earth Hour: Hitachi Central Air Conditioner works with you to speak for the earth