When the temperature difference between the adjacent cold room reaches more than 5℃, to prevent the formation of "cold bridge", the core material layer of temperature preservation between the two storage bodies and the insulation material of the partition wall should be connected to make a whole, so
The "cold bridge" in the cold room is actually the "cold bridge" that transfers heat. A "cold bridge" will be formed between adjacent cold rooms of different temperature due to the interruption of the connecting parts or insulation layer of the building structure. In the "cold bridge" is prone to fr
Fruits and vegetables contain a lot of water, which is necessary to maintain their life activity and freshness. After fruits and vegetables are picked, they can no longer get the water supply from the mother, and during the long-term storage process, the water will gradually evaporate.Fruit and vege
1. ozone methodOzone has a strong oxidation effect, not only can eliminate the odor of cold room, but also can stop the growth of microorganisms. Therefore, ozone generator can be used to eliminate the odor of cold room. However, if the storage of food containing more fat in the cold room, it is not
1. Before put in to cold room, food must be inspected and stored without deterioration. 2. Cold room in the stock should be cleaned to eliminate before it is used for storage. 3. The refrigeration capacity of cold room should meet the requirements, and it should control the temperature and humidity
1. Sometimes food has peculiar smell before it enters the cold room, because the food has been spoilage phenomenon before entering the cold room. 2. Cold room of fish, shrimp, crabs and other aquatic products is not cleaned in place after cleaning, resulting in microbial reproduction and peculiar sm
In order to ensure the health management of cold room and the quality of food, cold room disinfection should be carried out regularly, usually once a month. When cold room is disinfected, acid disinfectant can be used for disinfection. The bactericidal function of acid disinfectant is mainly to coag
What harm will be brought by improper treatment of cold storage moisture-proof air isolation layer? If the moisture-proof air isolation layer of the cold storage insulation structure is not handled properly, the water vapor in the outside air will constantly invade the storage, bringing different de
What are the requirements for the installation position of compressor units? There should be enough space outside the cold room around the compressor unit for heat dissipation, ventilation and routine maintenance. The distance between the back of the compressor unit and the wall shall not be less th
How to choose the installation site of cold room? The basic requirements of cold storage installation site selection are: 1 Cold room cannot be built in direct sunlight and high temperature occasions, it is best to be built in the shade, for small cold room it will be best to be built indoors. 2 The
How to choose the compressor and evaporator of cold room? 1 For compressorWhen selecting a compressor, it is necessary to choose a compressor that is durable, easy to use and low in operation and maintenance costs on the basis of meeting the requirements of refrigeration capacity. In general, small
How to check the air cooler of cold room before installation? (2/2) 1. After installation, the air cooler should be level.2. The drain pipe of the air cooler should have a certain slope to the cold room, so that the defrosting water can be smoothly discharged out of the cold room. The connecting pip
1.For the expansion valve of the air coolerWhen installing a expansion valve, the heat expansion valve packages should be installed in as much as possible close to the condole top level on the cooling fan muffler, thermal bags must not be installed in the bottom of the suction tube, thermal package
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