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Birnbaum And Criticality Measures Of Component Contribution To The Failure Of Phased Missions

机译:Birnbaum和分阶段任务失败的组件贡献临界度度量

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摘要

This paper develops measures, which identify the contribution to system failure when the system operates a phased mission. The measures developed are the equivalent of Birnbaum's measure of importance and the criticality measure of importance in a conventional analysis. It is assumed that during the mission the system components cannot be repaired. In the determination of the importance measures, the contribution to phase failure is considered in two aspects: failure during the phase (in-phase importance) and failure on transition to a phase (transition importance). Component importance measures indicate the contribution to phase and overall mission unreliability.
机译:本文提出了一些措施,这些措施可确定系统分阶段执行任务时对系统故障的影响。在常规分析中,所制定的措施等同于伯恩鲍姆(Birnbaum)的重要性度量和重要性的关键性度量。假设在执行任务期间无法修复系统组件。在确定重要性指标时,从两个方面考虑了对阶段失败的影响:阶段失败(同相重要性)和过渡到阶段失败(转变重要性)。组件重要性衡量指标表明对阶段和总体任务不可靠性的贡献。

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