| 摘要 |
PROBLEM TO BE SOLVED: To attenuate noise from a heat exchange unit. SOLUTION: A heat exchange unit is adapted to include a unit body 1, a centrifugal fan 5 accommodated in the unit body 1, and a heat exchanger 9 disposed annularly around time centrifugal fan 5 with part of the annular shape being formed with a joint plate 41. In the heat exchange unit, there are provided control plates (rectification plates) 211 to 214 in a rear flow and in the vicinity of the joint plate 41 inside the heat exchanger 9 for controlling the flow of air. |
