Knowledge

Easy to understand, the working principle of screw compressor and slide valve...

The screw compressor is composed of a pair of parallel and interlocked female and male screws, and is widely used in medium and large refrigeration systems. Screw compression is divided into two types

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Common faults and maintenance strategies of screw compressors

The screw refrigeration compressor belongs to the volume type compressor, which compresses the gas based on the change in volume. Screw refrigeration compressors are further divided into single screw

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Refrigeration basics: common terms, refrigeration principles, component analysis

1. Commonly used terms 1. Heat Heat is a form of energy. If an object is heated, heat is absorbed; if it is cooled, heat is expelled. The SI unit is the joule (J). Commonly used units: kJ (kilojoules)

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How to judge the operating status of refrigeration equipment and fault analys...

Refrigeration equipment is composed of refrigeration system and electrical system, and its operating state is closely related to the working environment and conditions, so the failure analysis of refr

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Common auxiliary equipment and functions of refrigeration and refrigeration s...

1. Oil separator Using the different densities of oil and refrigerant, when the cross-section of the channel increases suddenly, the flow velocity drops sharply (from 10~25m/s to 0.8~1m/s), the heavie

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Direct cooling ice block machine & salt water ice block machine

Ice block machine is a kind of ice machine, which can be divided into direct cooling type ice block machine and salt water type ice block machine. The ice cubes produced have the largest dimensions am

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Refrigeration method and main component accessories of ice maker machine

There are many ways to refrigerate the ice machine, the following are commonly used: Liquid gasification refrigeration; gas expansion refrigeration; vortex tube refrigeration; thermoelectric refrigera

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What is the superheat and supercooling degree of the ice machine

1. The changing process and principle of the refrigeration system cycle such as ice machine After the compressor of the ice maker completes the compression process, the high-temperature and high-press

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