| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To suppress overheating at a high temperature in summer and the like, of a solar heat collecting device. <P>SOLUTION: In an air-heating operation by a solar heat collecting device, heating air heated through an air circulation path 1c of the heat collecting device 100 is distributed indoors from a warm air inlet 9a through ducts 2, 4, 6, 8 by a 24-hour ventilator 5 to warm the air, and then discharged outdoors from a vent hole 11a. During the day in summer and the like, the outside air is taken indoors from the vent hole 11a for ventilation, and discharged outdoors through ducts 13, 4, 6, 14, 2 and the air circulation path 1c from an indoor air outlet 12a, to cool the heat collecting device 100 and to suppress a rise of an indoor temperature by heat conduction. <P>COPYRIGHT: (C)2013,JPO&INPIT</p> |
