小型透平逆布雷顿循环空气制冷机的研制

Development of Small Turbo Reverse-Brayton Cycle Air Refrigerator

随着高效紧凑换热器和低温透平膨胀机特别是高速气体轴承透平膨胀机的发展 ,逆布雷顿循环空气制冷机在普冷和深冷领域拥有更广阔的应用前景。为了深入研究逆布雷顿循环空气制冷机系统及其主要部件低温透平膨胀机、换热器的运行性能 ,西安交通大学制冷与低温工程研究所研制了 30 Nm3/

With the development of low temperature turbo-expander with high speed gas bearings and high efficiency compact heat exchanger, Reverse-Brayton air refrigerator has better foreground in the field of refrigeration and cryogenics. To study the performances of Reverse-Brayton cycle air refrigerator, low temperature turbo expander and heat exchanger, the Reverse-Brayton air refrigerator with 30Nm 3/hr small turbine has been established by Institute of Refrigeration and Cryogenic Engineering of Xi'an Jiaotong.