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Experimental study on the performance of immerged sewage source heat pump systems in variable conditions in summer
Author(s): 
Pages: 100-103,106
Year: Issue:  2
Journal: Rural Energy

Keyword:  沉浸式污水源热泵系统 系统性能 制冷量 换热器阻力损失;
Abstract: 介绍了污水源热泵实验台的实验装置、测点布置和测试原理,并对不同工况下系统性能及沉浸式污水换热器阻力进行了测试。测试结果表明,当污水温度升高时,热泵系统的制冷量及COP随之降低,对普通热泵机组来说,为保证热泵系统的正常运行,系统污水温度有一个最高的限制要求。当污水流量增加,热泵系统制冷量也随之增加,当流量增加到一定值时,流量的变化对系统性能的影响降低。
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