| 摘要 |
<p>According to the invention, this device is characterised in that it comprises a sealed enclosure 6 separated into two flat compartments 7 and 8 by a sheet 9 of a heat-conducting material, one of the compartments 7 comprising an inlet 7a for the air coming from the room 2 and an outlet 7b to the outside for this air, while the other compartment 8 comprises an inlet for fresh outside air 8a and an outlet 8b for the latter to the inside of said room 2. Renewal of the air in a room with recovery of the heat of the stale air emerging and photothermal energy compensation of the losses due to the efficiency of the exchange. <IMAGE></p> |
