中国空间科学技术

中国空间科学技术

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载人航天器密封舱门的可靠性验证试验方法

刘志全;夏祥东;   

  1. 中国空间技术研究院;
  • 出版日期:2010-02-25 发布日期:2010-02-25

Reliability Verification Test Methods of a Hatch for Manned Spacecraft

Liu Zhiquan Xia Xiangdong(China Academy of Space Technology,Beijing 100094)   

  • Published:2010-02-25 Online:2010-02-25

被引次数

12

摘要： 论述了载人航天器密封舱门的功能、工作原理和主要故障模式,确定了舱门的可靠性特征量,基于计量型可靠性试验的基本思路,提出了舱门的可靠性试验方法,包括试验方法选择、试验件状态及试验条件的确定、试验程序、故障判据和可靠性评估方法,给出了应用示例,为载人航天器密封舱门的可靠性验证提供了技术途径。

关键词: 舱门, 密封, 可靠性验证试验, 载人航天器

Abstract: The functions,principles and failure modes of a hatch for manned spacecraft were presented.Reliability characteristic parameters of the hatch was given.Based on the thought of measurement for characteristic parameter of the hatch,the reliability verification test method was put forward,including test method,test state,test program,failure criterion and reliability assessment method.An application example of the method was shown.By these methods,the reliability of the hatch for manned spacecraft could be verified.