Danfoss Compressor SZ148A4RZ

05/14/2022

What Are The Input And Output Module (I / O) of PLC?

PLC I/O is the part of the PLC that connects the brain of the PLC, the CPU, to the outside world, the machines.

08/16/2020

The experience of building a small cold storage correctly, come and learn!

Relying on a series of advantages such as short installation period, fast and efficient use, and reasonable price, the construction of small cold storage has quickly been recognized by the market and has been widely used in many industries.

06/29/2020

Compression ratio of American Copeland compressor

08/02/2022

What is A Overflow Valve

Overflow valve also called relief valve is a kind of hydraulic pressure control valve, which mainly plays the role of constant pressure overflow, pressure stabilization, system unloading and safety protection in hydraulic equipment.

08/20/2020

Understand the knowledge of quick-freezing cold storage to solve all the incurable diseases of quick-freezing cold storage

Quick-freezing cold storage refers to a method in which food quickly passes through its largest ice crystal formation area and freezes quickly when the average temperature reaches -18°C. The temperature of quick-freezer is usually -15℃～-35℃.

07/25/2020

The influence of evaporating temperature on refrigeration system

Household air conditioners generally cannot adjust the evaporation temperature! The cold storage and other devices can be adjusted in small amounts, and the increase in the evaporation temperature is mainly in the design and manufacturing stage!

06/20/2020

The main reason for the slow heating of air conditioners

There are several reasons for the slow heating of air conditioners: 　　 The dirt of the transpiration device and the condenser is too thick, which will cause air flow blockage, affect the heat declaration, and make the air conditioning heating a big discount. The filter is not cleaned for a long time<img src="{{media url=&quot;The_main_reason_for_the_slow_heating_of_air_conditioners.jpg&quot;}}" alt="" />

07/18/2020

Do you know the refrigeration compressor liquid blow?

Liquid shock refers to the situation where the refrigerant fails to absorb heat or evaporates sufficiently, and the refrigerant liquid or wet steam is sucked into the compressor by the compressor. It is called liquid shock.

09/06/2020

Filter structure and material selection

Generally speaking, a filter refers to an accessory that filters impurities or gases through filter paper; according to different filtering functions, it can be divided into: oil filter, fuel filter, air filter, air conditioning filter Wait

08/12/2020

Precautions for construction and operation of cold storage

1. Matters needing attention during cold storage installation<br></br> 　　 1. When installing a cold storage, in order to maintain a certain low temperature, a certain thickness of insulation material must be laid on the floor, walls and flat roof of the ¨ﰨ2䀀湠疨VǜV
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