| 摘要 |
<p>METHOD AND DEVICE FOR MAINTAINING A CROSS FLOW HEAT EXCHANGER FREE OF ICE FORMATION WITHOUT IMPAIRMENT OF ITS HEAT EXCHANGE EFFICIENCY Method and device for defrosting or deicing heat exchangers of the type in which a stream of warm, moist gas, such as warm, used ventilating air - so-called exhaust air - exchanges heat with a cooler medium, such as incoming fresh air, in a contact apparatus, and in which the two media flow through a large number of parallel layers separated from each other by thin walls.</p> |
