太阳能用于干燥早已有之,但制成太阳能设备却是近年的事情。在日本,起初只是将塑料膜罩蒙在被干燥的家畜粪便上,现在已经发展到利用小型农用干燥器及干燥室,用来干燥谷物、烟草、牧草、果品等农副产品。有些设备还有便于安装的干燥室、蓄热槽、调风孔或集热器,即使在气候不好的阴云天气里也能够进行干燥。利用塑料膜覆盖的畜舍叫做太 Solar energy has long been used for drying, but the solar energy equipment is made in recent years. In Japan, plastic film masks were initially used to cover only the excrement of dried livestock and have now been developed using small agricultural dryers and drying rooms to dry agricultural products such as grains, tobacco, pasture and fruit products. Some units also have easy-to-install drying rooms, heat storage tanks, vent holes or collectors that allow for drying even in poorly clouded weather. The barn covered with plastic film is called too