航天推进技术研究院主办
Li Xinqi,Liu Xiangxuan,Li Hongxia.Fuzzy Fault Tree Method of the Liquid Propellant Store and Transport Security Estimate and Forecast[J].Journal of Rocket Propulsion,2004,(05):31-35.
液体推进剂贮运可靠性模糊故障树方法研究
- Title:
- Fuzzy Fault Tree Method of the Liquid Propellant Store and Transport Security Estimate and Forecast
- 分类号:
- V511
- 文献标志码:
- A
- 摘要:
- 对液体推进剂在贮运过程中发生的泄漏情况进行了深入分析,建立了故障树模型,并讨论了底事件对泄漏事件的影响。针对实际情况下泄漏事件的发生概率具有模糊性和不确定性的特点,将模糊集理论引入故障树分析法,将基本底事件发生概率描述为一模糊数,从而估算出整个系统的模糊故障率。该方法能快速准确的检测和诊断液体推进剂贮运的潜在故障,对推进剂安全贮运有一定裨益。
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