| 空间环境模拟设备用G—M制冷机的研制 |
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| 引用本文： | 朱建炳,宫铁泉.空间环境模拟设备用G—M制冷机的研制[J].真空与低温,1997,3(2):66-69. |
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| 作者姓名： | 朱建炳 宫铁泉 |
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| 作者单位： | 兰州物理研究所 |
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| 摘 要： | 介绍了一台以磁性蓄冷材料Ｅｒ３Ｎｉ为第二级蓄冷器填料的大制冷功率两级Ｇ－Ｍ制冷机。该制冷机可作为空间环境模拟设备冷背景冷源，满足了辐射制冷器空间环境热模拟试验的要求。通过优化制冷机结构参数，使制冷机在转速为４０ｒ／ｍｉｎ时，二级最低制冷温度达５．５Ｋ、２０Ｋ时取得１５．４Ｗ的有效制冷量。证明了应用磁性蓄冷材料改善Ｇ－Ｍ制冷机性能的有效性。
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| 关 键 词： | 空间环境模拟设备 G－M制冷机 |
DEVELOPMENT AND MEASURMENT OF TWO STAGES CRYOGENIC COOLER OF THE IMPROVING TYPE SOLVAY CYCLE |
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| Niu FengJie,Luo Jiyou.DEVELOPMENT AND MEASURMENT OF TWO STAGES CRYOGENIC COOLER OF THE IMPROVING TYPE SOLVAY CYCLE[J].Vacuum and Cryogenics,1997,3(2):66-69. |
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| Authors: | Niu FengJie Luo Jiyou |
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| Abstract: | This paper presented the operation principle and the structure design of the modified Solvay cycling two stages refrigerator developed at SWIP. Measurements of operation parameters and performances of the refrigerator were also presented. |
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| Keywords: | Refrigerator Expander Solvay cycle |
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