小型风冷热泵机组工况特性实验研究

Etperimental study on small sized air-cooledheat pump at different conditions

以R22为工质,通过对风冷热泵冷热水机组变工况特性实验测试,全面分析测试机组工况特性。提出了机组性能改进措施及方法,实现风冷热泵节能优化,同时给出机组制冷量工况函数和COP工况函数及相应性能曲线,这对机组的设计、匹配和选型有重要的指导意义。

We have conducted comprehensive analysis of performance of air-cooled heat pump at different conditions by experimental test using R22 as refrigerant.We put forward several methods of improving the performance of system and obtain the functions of capacity and performance as well as related performance curve,this work has an important significance to the designing,matching and choosing type of units.