Heat pump drying is a novel dehydration process in a wide variety of foods and snacks now. It is actually an upgrade of the traditional drying method.
Heat pump drying is to use the principle of inverse Carnot, capture the heat of the air and transfer it to the drying room, over the product to absorb moisture. A corresponding heat pump system includes a refrigeration cycle system, blower, and circulating fans.
The main advantages of Heat Pump Drying Machine are the energy saving potential and the ability to control drying temperature and the Relative Humidity (RH).
A Heat Pump Dryer is a combination of heat pump and drying unit
According to heating source, heat pump drying machine can be classified as Open loop Heat Pump Dryer and Closed-loop Heat Pump Dryer.