| 摘要 |
<p>The exchanger (10) has a tube bundle (21) comprising straight flat tubes (22) with round or polygonal ends (B), which are secured at the tube sheets (14, 15), so that the flat tubes communicate with collection chambers (16, 18). The tube bundle space is provided with two tube bundle space ports (31, 32) arranged along a tube bundle longitudinal direction (23) at a distance from each other. The tube bundle space comprises two cross-flow zones (29) comprising the tube bundle space ports, and a longitudinal flow zone formed between the cross-flow zones.</p> |
