{"id":7612,"date":"2024-03-19T14:01:02","date_gmt":"2024-03-19T06:01:02","guid":{"rendered":"https:\/\/www.lneya.com\/?p=7612"},"modified":"2024-03-19T14:01:53","modified_gmt":"2024-03-19T06:01:53","slug":"low-temperature-cooling-freeze-drying","status":"publish","type":"post","link":"https:\/\/www.lneya.com\/it\/news\/industry-news\/low-temperature-cooling-freeze-drying.html","title":{"rendered":"Low temperature cooling system exists in drying and freeze-drying equipment"},"content":{"rendered":"

Low temperature cooling system exists in drying and freeze-drying equipment<\/h2>\n\n\n\n

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In the drying and freeze-drying equipment, the low-temperature cooling system is one of the core components, which is crucial for achieving the freeze-drying process.<\/p>\n\n\n\n

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Freeze drying (freeze-drying) is an effective method for removing moisture from materials without damaging their physical and chemical structures, and is widely used in fields such as food processing, biological products, and pharmaceutical manufacturing.<\/p>\n\n\n\n

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Low temperature cooling systems typically include the following functions:<\/p>\n\n\n\n

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  1. Refrigeration unit: Provides an extremely low temperature environment, allowing the material to be dried to be pre frozen into a solid state, i.e. freezing the moisture in the material.<\/li>\n\n\n\n
  2. condenser: During the freeze-drying process, when ice crystals in the material directly transform from solid to gaseous (sublimation) under vacuum conditions, the low-temperature cooling system ensures sufficient low-temperature conditions to capture and condense the sublimated water vapor, preventing it from returning to the surface of the material.<\/li>\n\n\n\n
  3. Cooling medium circulation: Utilize refrigerant or coolant to circulate in a closed system, absorb heat through a heat exchanger, and maintain the low temperature of the freeze-drying chamber and condenser.<\/li>\n\n\n\n
  4. Temperature control: The low-temperature cooling system requires precise temperature control to ensure that the entire freeze-drying process is carried out according to the predetermined procedure, such as pre freezing first, and then gradually heating up for the main drying and desorption drying stages.<\/li>\n<\/ol>\n\n\n\n

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    For example, in a vacuum freeze dryer, the low-temperature cooling system may include a refrigeration cycle system composed of a compressor, evaporator, condenser, expansion valve, etc., as well as related control systems, working together to achieve efficient and stable low-temperature freezing effects. With the development of technology, modern low-temperature cooling systems are often more integrated and intelligent, providing better energy efficiency and user experience.<\/p>\n\n\n\n

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    Raccomandare i prodotti<\/span><\/h3>
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