| 摘要 |
PURPOSE: A greenhouse dehumidifier effectively dehumidifying a greenhouse to the suitable relative humidity is provided to remove the moisture from underground air obtained from an underground rock layer before heating and supplying to the greenhouse. CONSTITUTION: A greenhouse dehumidifier comprises the following: an underground air suction pipe(10) installed from a porous underground rock layer(R) to the surface of the ground; a blower(20) connected to the end of the underground air suction pipe for sucking underground air; a dehumidifying unit(40) installed inside a greenhouse(30) receiving the underground air from the blower, and dehumidifying and heating the underground air; and a discharging tube(50) including plural outlets(52) for discharging the underground air inside the greenhouse. [Reference numerals] (AA) Underground air flowing layer; (BB) Temperature:17 deg. C, more than 90% humidity |
