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微波干燥器
释义
微波干燥器
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干燥器
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microwave dryer
微波干燥器
利用微波照射含水物料,使水分子排列从杂乱无章非极性状态变成有序排列,在分子重排过程中,因类似摩擦作用而产生大量热量,使物料被加热、升温,利用介质损耗原理使物料干燥的设备。微波波长为1~1000毫米,频率范围为3.0×102~3.0×105兆赫,常用微波频率为915兆赫兹和2450兆赫。
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