mK温区极低温制冷技术在空间应用的进展及趋势  

Advances and Trend of Ultra-low Temperature(mK)Technology Development for Space Applications

作　　者：郑茂文 卫铃佼 全加[1] 林鹏[1,2] 梁惊涛 赵密广[1] ZHENG Maowen;WEI Lingjiao;QUAN Jia;LIN Peng;LIANG Jingtao;ZHAO Miguang(Key laboratory of Technology on Space Energy Conversion,Technical Institute of Physics and Chemistry,Chinese academy of sciences,Beijing,Beijing 100190,China;University of Chinese Academy of science,Beijing 100049,China)

机构地区：[1]中国科学院空间功热转换技术重点实验室,中国科学院理化技术研究所,北京100190 [2]中国科学院大学,北京100049

出　　处：《低温物理学报》2020年第4期211-218,共8页Low Temperature Physical Letters

基　　金：国家自然科学基金(51806228)资助的课题。

摘　　要：随着空间科学的不断发展,空间任务需求的温度已低至50 mK,使得极低温技术在空间领域得到了极大的发挥.本文首先介绍了近年来空间科学卫星对极低温的需求,总结了吸附制冷、绝热去磁制冷以及稀释制冷在空间应用的发展历程及工作特点.此外,重点分析了稀释制冷技术在空间应用的现状、趋势及关键问题.最后,指出了空间极低温制冷技术的国内形势及其发展对我国空间科学研究的重要意义.In view of further development and application of cryogenic technology in the field of space science,the requirements of space science satellites for ultra-low temperatures in recent years were introduced.The history and characteristics of adsorption cooler,adiabatic demagnetization refrigerator and dilution refrigerator in space applications are summarized.The research status,trend and key issues of dilution refrigeration technology for space applications are analyzed.The situation of ultra-low temperature technology in China and its significance for space science is pointed out.

关 键 词：极低温 空间应用 稀释制冷 绝热去磁制冷 吸附制冷 

分 类 号：V4[航空宇航科学技术]