论文部分内容阅读
通过对一台半封闭活塞式制冷压缩机分别采用R22、R134a和R404A时的容积效率的实验研究,数据拟合出不同工质容积效率的计算公式,为半封闭活塞式制冷压缩机的设计提供依据。
Through the experimental study on the volumetric efficiency of a semi-hermetic reciprocating refrigeration compressor with R22, R134a and R404A respectively, the data are fitted to calculate the volumetric efficiencies of different working fluids and provide the design for the semi-hermetic reciprocating refrigeration compressor in accordance with.