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Process principle of microwave drying sterilization machine
Date: 2024-07-29Read: 20
Microwave drying sterilizer is a device that enables microwave radiation drying and sterilization of food. It can process food quickly and efficiently, reducing problems such as overheating and excessive drying that exist in traditional drying and sterilization processes. This article will introduce the process principle and application of microwave drying sterilization machine.
The microwave drying sterilization machine is mainly composed of microwave generator, transmission system, reflector, heating chamber, control system and other components. The process principle of this device is to utilize the non-conductive characteristics of microwaves and their absorption, reflection, and penetration properties towards water molecules, so that microwaves can quickly heat and evaporate the moisture inside food, thereby achieving the purpose of drying. Meanwhile, microwaves can also inactivate microorganisms such as bacteria and viruses, achieving sterilization of food. Microwave drying sterilizers use microwave radiation to heat and generate steam pressure inside the food, allowing water to quickly evaporate. In addition, microwave radiation can cause molecules inside food to vibrate and rub, generating a large amount of heat energy, thereby achieving the purpose of heating. Compared with traditional heat conduction methods, microwave drying sterilizers can evaporate the moisture inside food more evenly, thereby better preserving the nutritional content and taste of the food.
Meanwhile, microwave radiation can also inactivate microorganisms in food. Microwaves are electromagnetic waves with high energy and frequency, which have a certain destructive effect on microorganisms and cell membranes. These microorganisms and cell membranes cannot withstand the energy brought by microwave radiation, resulting in death or inactivation. Therefore, microwave radiation is widely used in food processing for sterilization, disinfection, and other purposes.
