Vacuum freeze drying technology technology is based on the dual process of freezing and drying, by freezing the substance at a low temperature and directly converting the frozen water into a gaseous state in a vacuum environment, so as to achieve the purpose of rapid drying. Compared with the traditional hot air drying method, the vacuum freeze drying equipment can better retain the original quality and nutritional content of food and medicine.
In a vacuum freeze drying plant, the key components include a vacuum system, a refrigeration system, and a heating system. Vacuum systems create a low-pressure environment by extracting air from inside the equipment to facilitate the transition of moisture from a frozen state to a gaseous state. The refrigeration system is responsible for freezing the substance quickly to keep it at a low temperature. The heating system provides heat energy during the drying process to accelerate the evaporation of water.
Vacuum freeze drying equipment has a wide range of applications. In the food industry, it is widely used in the freeze-drying of foods such as fruits, vegetables, meat and seafood to maintain their original taste and nutritional value. In the pharmaceutical industry, vacuum freeze drying equipment is used to prepare the drying of drugs to extend their shelf life and stability. In addition, it is used in areas such as cosmetics, biotechnology, and laboratory research.
The advantage of vacuum freeze drying equipment lies not only in its efficient drying effect, but also in its protection of product quality. Due to the action of low temperature and vacuum environment, the chemical reactions and microbial activity during the freeze-drying process are almost inhibited, thus preserving the original properties and active ingredients of the product. In addition, vacuum freeze drying equipment can also achieve mass production and automatic control, improve production efficiency and reduce labor costs.
With the continuous progress of science and technology, vacuum freeze drying equipment is also constantly innovating and improving. The new generation of equipment uses advanced sensors and control systems to monitor and adjust parameters such as temperature, pressure and humidity in real time to ensure the stability and consistency of the drying process. At the same time, the energy efficiency of the equipment has been improved, reducing the environmental impact.