| 摘要 |
PURPOSE: A method and device for drying a granular object having a preheating process are provided to obtain a high degree of preheating temperature and set a drying blow at a predetermined temperature, thereby dry the granular objects more safely at a high speed. CONSTITUTION: A device for drying a granular object having a preheating process includes a storage part(2), a drying part(7), and a drawing part(10) mounted in sequence, a heating part(13) mounted traversely in the heating part and having a plurality of ventilation tubes mounted traversely, a heat generating device(14) connected to an end part of the heating part, a communication channel connecting and the other end part of the heating part with a blowing channel of the drying part and having an opening part for introducing ambient air, and an air discharge device connected to an air outlet of the drying part, wherein a temperature sensor(21) for detecting a temperature of the drying wind and the heat generating device communicate via a controller so that the controller controls the heat generating device to keep the drying wind at a predetermined temperature. |
