| 摘要 |
PROBLEM TO BE SOLVED: To provide an economical drying apparatus with low electric energy consumption and high working throughput. SOLUTION: The drying apparatus 10 is provided with a drying furnace 16, an air supply fan 74 supplying the drying furnace 16 with heated air, a first air supply damper 100 and a second air supply damper 104 disposed between the drying furnace 16 and the air supply fan 74 and constituted to open and close to regulate introducing quantity of the heated air to the drying furnace 16, a first circulation fan 54 and a second circulation fan 62 circulating the heated air in the drying furnace 16, a discharging fan 111 discharging the circulated air out of the drying furnace 16, a first temperature sensor 56 and a second temperature sensor 64 detecting temperature in the drying furnace 16, a first heat exchanger 116 and a second heat exchanger 82 heat-exchanging between the circulated air and the air newly introduced from an outside, and a discharging fan 140 for discharging the circulated air to the atmosphere. COPYRIGHT: (C)2004,JPO&NCIPI
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