【摘要】 采用逆布雷顿循环的空气制冷机在普冷和深冷领域得到了越来越广泛地应用 ,而且随着国际上对CFCs工质的限制 ,对环境无污染的空气制冷机具有更加广阔的应用前景。同时 ,对逆布雷顿循环低温制冷机的研究有利于空间和宇航制冷技术的发展。为了更好地对逆布雷顿循环制冷机系统的性能进行研究 ,西安交通大学低温工程研究所搭建了逆布雷顿循环的空气制冷机系统多功能试验台 ,可对透平膨胀机、换热器和制冷系统的性能进行试验研究 ,并可采用不同的工质更多还原

【Abstract】 Reverse Brayton air refrigerator was efficiently used in the refrigeration and cryogenic field in recent years,and because of the restriction of CFCs,it will be used more widely.The research of Reverse Brayton cycle cryogenic refrigerator will prompt the development of space technology.In order to study the performance of Reverse Brayton cycle cryogenic refrigerator,the test rig was established by Xian Jiaotong University.The performance of system,turbo expander and heat exchanger can be tested on this rig.更多还原