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2023 China Shanghai International Refrigeration Exhibition
2023 China Shanghai International Refrigeration Exhibition-2023 Yangtze River Delta Cold Storage and Cold Chain Logistics Exhibition. Refrigeration, Air Conditioning, Ventilation and Cold Chain Technology Exhibition Time: July 5-7, 2023 Venue: Shanghai New International Expo Center Exhibition the...Read more -
What is the price of building a seafood cold storage and what are the influencing factors?
1.What is the construction area of the low-temperature cold storage for seafood and the quantity of goods stored. 2. How high is the cold storage built. 3.The height of cold storage is the height of goods stacked in your warehouse. 4.The height of equipment for transpo...Read more -
How to calculate the cost of cold storage?
How to calculate the cost of cold storage? The cost of cold storage has always been the most concerned issue for customers who want to build and invest in cold storage. After all, it’s normal to want to know how much money you need to invest in a project with your own m...Read more -
Do you know why the high and low pressure of the cold storage system is abnormal?
The evaporating pressure, temperature and the condensing pressure and temperature of the refrigeration system are the main parameters. It is an important basis for operation and adjustment. According to the actual conditions and system changes, the operating parameters are continuously adjusted a...Read more -
What is the difference between R404a and R507 refrigerant?
The refrigerant R410A is a mixture of HFC-32 and HFC-125 (50%/50% mass ratio). R507 refrigerant is a non-chlorine azeotropic mixed refrigerant. It is a colorless gas at room temperature and pressure. It is a compressed liquefied gas stored in a steel cylinder. The difference between R404a and R50...Read more -
Operation of screw refrigeration compressor
1.First start and stop Before starting up, the coupling must be realigned. When starting up for the first time, you must first check the working conditions of all parts of the compressor and electrical components. The inspection items are as follows: a. Close the power switch and select the man...Read more -
Freezing refrigeration system cycle and components
There are many refrigeration methods, and the following are commonly used: 1. Liquid vaporization refrigeration 2. Gas expansion and refrigeration 3. Vortex tube refrigeration 4. Thermoelectric cooling Among them, liquid vaporization refrigeration is the most widely used. It uses the heat ab...Read more -
Refrigeration welding operation experience sharing
1.Precautions for welding operation When welding, the operation should be carried out strictly according to the steps, otherwise, the quality of welding will be affected. (1) The surface of the pipe fittings to be welded should be clean or flared. The flared m...Read more -
A2L HFO replaces R22, R410, R404 and other precautions
It is imminent to find replacements for second- and third-generation refrigerants! On September 15, 2021, the "Kigali Amendment to the Montreal Protocol on Substances that Deplete the Ozone Layer" entered in...Read more -
China IOT Cold Chain Committee, Yiliu Technology, and CISCS jointly release new cold chain related indexes
In recent years, the country and related logistics companies have begun to pay attention to the development of cold chain logistics, because cold chain logistics can effectively ensure food safety, and the low temperature in the co...Read more