红外遥感技术发展的关键技术之一是解决其红外器件的制冷问题。文中通过对空间用制冷技术的分析,探讨了辐射制冷器、斯特林制冷机、脉冲管制冷器在空间中的应用和发展方向。 One of the key technologies for the development of infrared remote sensing technology is to solve the problem of refrigeration of infrared devices. In this paper, through the analysis of space refrigeration technology, the application and development of radiation cooler, Stirling refrigerator and pulse tube refrigerator in space are discussed.