With the preservation of fresh food for a long time but still retain nutrients to ensure food hygiene and safety, cold storage gradually become an indispensable part of farmers.
Cold food warehouses are assembled by insulating panels and use refrigeration compressors and other equipment to keep the cold storage temperature maintained at the best level for preservation products.
Besides, the technique of installing cold storage is very convenient for the user, beautiful and affordable form to meet the needs of customers. Cold storage after use to achieve high efficiency, stable running and meet the capacity required from the user.
Mục lục
Storage of food by cold storage
Preserving food by cold storage helps to reduce nutrient loss as well as maintain the nutritional value of food after a long time. Food does not require preservatives because it is stored at low temperatures to ensure safe use.
For each food, there are different storage temperatures. Storage by cold storage is a completely natural preservation process based on the principle of cold reduction compared to the external environment temperature.
Cold storage is a closed process that ensures food hygiene and safety. Storage temperatures are very low, limiting the growth of food spoilage bacteria.
Before being put into cold storage, food has been pre-processed, cleaned and packaged. So when we use it, we do not waste time processing it. In addition, the cost of frozen food is cheaper than the cost of fresh food. Long-term cold storage supplies are the market at all times, even in the season, which we can use year-round according to the needs of consumers.
The method of cold storage has completely overcome the damage due to damage, loss of products, help farmers preserve food, distribution to the market, improve economic efficiency.
Note before storage
Chilled food should be fresh, after harvest, if stored in cold storage and then marinated, the texture of the food has changed firmly and is no longer the table. the head.
Foods must be packaged before storage to prevent these foods from coming into contact with other foods, and if a food is damaged, it will quickly spread to other foods. When the packaging is closed, it pours out air to prevent air from entering and preventing the microbes from multiplying and growing.
Storage of vegetables is best when bare or dipped with ice before cooling.
Food preservation temperature is reasonable
Cold storage frozen food preserves temperatures from -18 to -22 ° C.
Freezing cold store, temperature -30 degrees to -40 degrees centigrade.
Cold storage for pharmaceuticals, temperature + 2 to +8 degrees Celsius.
Cold storage food storage system, temperatures -5 to +5 degrees centigrade.
Cold storage ice cream, temperature -22 to -25 ° C.
Cold storage of agricultural seeds, temperature +2 to +8 degrees Celsius.
Cold storage of fruits, tubers, fruits, temperature -2 to + 12 degrees C.
Seafood Cold Storage, temperature – 20 to – 22 degrees Celsius.