| 摘要 |
<p>The invention relates to a water heating plant meant to produce domestic hot water. The water heating plant claimed by the invention comprises an enclosure (1) provided along three of its walls with some heat exchangers (9) which take over the heat from the heated air present in the gap between the modular elements (4) and the heat exchangers (9), and the discharge flue (10) is provided with some valves (16) and a tee-piece (11) defining two discharge ways, namely a direct way to the discharge flue (10) and another way through a connection tube (13) provided with an air blower (12), a heat recovery device (15) and a filter (14) by which an additional recovery is achieved.</p> |
