| 摘要 |
The purpose of the present invention is to provide a hot air dryer of an object to be dried using an wood fuel, easily drying an object to be dried (sludge, sawdust, and agricultural products) generated in a waste treatment facility, preventing pollution by using an environmentally friendly fuel, generating natural circulation energy by using the wood fuel, replacing a fossil fuel, preventing a fire, easily and equally drying various objects to be dried, and preventing global warming since the hot air dryer does not emit carbon, and saving fuel costs. |
