中国空间科学技术

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空间环模设备液氮系统中文丘利管的研究

刘波涛,孙来燕,余品瑞   

  1. 北京卫星环境工程研究所
  • 发布日期:1995-12-25

STUDY OF VENTURI IN SPACE SIMULATOR LIQUID NITROGEN SYSTEM

Liu Botao; Sun Laiyan; Yu Pinrui(Beijing Institute of Spacecraft Environment Engineering, Beijing 100101)   

  • Online:1995-12-25

摘要: 通过对文丘利管的工作原理的分析,阐明了文丘利管在液氮系统中所起的作用,提出了文丘利管的设计计算方法。通过对现有设备液氮系统的改造,对该系统及文止利管进行了试验验证工作。这些工作所得到的结论对新型环境模拟设备液氮系统的设计提供了重要的参考依据。

关键词: 文止利管, 液氮, 空间环境模拟器, 研究

Abstract: This paper analyses the working principle of Venturi and its use in liquid nitrogen system. The experiments with Venturi were also introduced into a space simulator to verify our concept. The obtained results are valuable for us to design new space simulator liquid nitrogen system.