本文介绍了一种具有较好传热传质性能的吸附式制冷用吸附单元管,该吸附单元管直接用烟气加热、空气冷却,可以用于沸石等高温吸附剂.该吸附单元管在加热/冷却流体侧和吸附剂侧均设了翅片,吸附剂内部的传热尺度不大于2.5 mm,最大传质尺度不大于11 mm.通过数值计算和由吸附单元管组合而成的吸附床的性能初步试验,证明该结构形式的吸附单元管具有优良的传热传质性能.
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