Hitachi Compressor E405DHD-38D2YG

06/29/2020

Compression ratio of American Copeland compressor

01/09/2021

Refrigeration maintenance technology-compressor classification overview and failure analysis

Refrigeration maintenance technology-compressor classification overview and failure analysis The compressor is the core equipment in the refrigeration system. Only by converting electrical energy into mechanical work and compressing the low-temperature a器2䀀
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08/14/2020

Several details in the cold storage installation process

Hello, dear readers and friends, today the editor of okmarts.com will briefly introduce you to several details of the cold storage installation process.

09/09/2020

Detailed introduction of air compressor equipment and units in petrochemical industry

In petrochemical enterprises, for the three units of oil refineries (smoke, main fan, air pressure and hydrogen compressor), the five units of fertilizer plants (air compressor, synthesis gas, ammonia compressor, CO2, raw gas or nitrogen pressure) The three units (pyrolysis gas, ethylene, propylene) of the ethylene plant are customarily called large units or key units.

01/10/2021

[Fault case] Mitsubishi air conditioner, indoor and outdoor fans run, but the compressor does not run

The fan is running, but the compressor is not running 　　 Analysis and detection: Analysis of the cause of the failure may be the failure of the compressor starting capacitor, causing damage to the compressor winding or compressor jamming; after cutting 器2䀀
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07/08/2022

Tips for Troubleshooting Hydraulic Proportional Valves

The components of a proportional valve are few; the spool, solenoid, and linear variable differential transformer, or LVDT. In order to operate the valve, a power supply and amplifier are needed.

08/26/2021

What is a Knock Sensor?

Cars have an airbag that everyone doesn't want to use because it plays a role in car collisions, but the airbag is on standby all the time, with the effect of a knock sensor

09/04/2020

Air compressor inverter will overheat The reasons and measures are here

The high temperature in summer often causes high temperature failure of the air compressor. At the same time, for the air pressure of the frequency conversion control, it is easy to cause the high temperature problem of the air compressor frequency converter.

08/29/2020

Compressed air is always oily Maybe you misunderstood the oil

In industrial applications, there is a volumetric separator. When the mixed gas passes through the separator, the increase in the flow area and the decrease in the flow rate and pressure make the air lose its carrying effect on the entrainment and achieve the purpose of separation.

06/25/2020

Introduction of working principle and application of centrifugal refrigeration compressor for air conditioning

The principle of the air-conditioning compressor is to maintain the circulation of the refrigerant in the refrigeration system by means of external force. The air-conditioning compressor sucks in low-temperature, low-pressure refrigerant vapor from the evaporator.