失效率是指工作到某一时刻尚未失效的产品,在该时刻后,单位时间内发生失效的概率。一般记为λ,它也是时间t的函数,故也记为λ(t),称为失效率函数,有时也称为故障率函数或风险函数。
本研究以失效率(Failure Rate)作为马可夫各状态间之移转机率,亦即某元 件在两状态中分别为失效前与失效后,中间以该元件失效率作为两状态间转移的 机率。
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... Life Expectancy预期寿命变频器直流支撑电容器 Failure quota失效率 Recommended torque for screw connections推荐的连接扭矩 ...
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中国测试精选文章 关键词:电荷放大器;可靠性;失效率;MTBF;故障树 [gap=810]Key words:Charge amplifier;Reliability;Miss ratio;MTBF;Fault tree
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We proposed several factors to evaluate the reliability of OCS, which include reliability and unreliability, failure ratio, life expectation, repair frequency and mean time to repair (MTTR).
提出采用可靠度与不可靠度、失效率、平均寿命、维修度与平均修复时间等组成作为接触网可靠性的评价标准。
参考来源 - 接触网系统可靠性初探及接触线可靠度研究The failure rate curves of systems have the feature of the bathtub curve.
系统的失效率曲线具有“浴盆”曲线的特征。
参考来源 - 随机载荷作用下的系统动态可靠性模型Then the per policy method was used to analyze death index, withdraw rate and lapse rate in a life insurance company.
然后本文用基础率分析方法之一的“逐单法”在某寿险公司进行了死亡指数、退保率和失效率的个案应用分析。
参考来源 - 基础率分析方法及其在寿险公司的应用研究·2,447,543篇论文数据,部分数据来源于NoteExpress
应用可靠性预计手册计算了各单元的工作失效率。
The failure rate for each unit is calculated according to reliability handbook.
Lotus Domino V8的页面失效率和磁盘读数量高,但是磁盘写数量低。
The page faulting rate and number of disk reads were higher with Lotus Domino V8, but the number of disk writes was lower.
GM计数管的可靠性应当以失效的工作时间-寿命,以及在寿命期间的失效率来表征。
The reliability of GM counter tubes should be described by useful time before failure life and failure rate during life.
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