本文根据ISO和国外工业先进国家有关容积式制冷压缩机性能试验方法的标准和我国JB 772-65标准,详细分析了JB772-65在试验方法、基本测试参数偏差和波动范围、测量仪表精度及试验结果的计算等方面与国外先进标准和国际标准的异同和差距,并讨论了试验方法范围、吸排气压力测点位置、含油量的测量和制冷量误差估算等问题,对修订部标具有参考价值。 According to the standards of ISO and foreign industrial advanced countries about the performance test method of capacity refrigerating compressor and JB772-65 standard of our country, this paper analyzes the test methods, basic test parameters deviation and fluctuation range of JB772-65, the accuracy and test of measuring instrument The results of the calculation and other aspects of foreign advanced standards and international standards similarities and differences and the gap, and discusses the scope of the test method, suction and exhaust pressure measuring point position, oil content measurement and cooling error estimation and other issues, value.