指数分布下具有随机应力转换时间的截尾步加寿命试验

来源 :系统工程理论与实践 | 被引量 : 0次 | 上传用户：xurikeji

【摘要】

：

研究了应力转换时间是随机变量情况下的简单截尾步加寿命试验,并且利用应力转换时间是低应力下次序统计量的信息,给出了简单截尾步加寿命试验的试验模型.在此基础上,以设定应

【作者】

：

靳艳飞赵选民徐猛

【机构】

：

西北工业大学应用数学系,西北工业大学自动控制系

【出处】

：

系统工程理论与实践

【发表日期】

：

2004年期

【关键词】

：

步加寿命试验指数分布渐近方差最优设计

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研究了应力转换时间是随机变量情况下的简单截尾步加寿命试验,并且利用应力转换时间是低应力下次序统计量的信息,给出了简单截尾步加寿命试验的试验模型.在此基础上,以设定应力下对数平均寿命的极大似然估计的渐近方差最小为优化标准,得到了试验的最优设计,最后文中给出的实例证明了该优化设计方案是有效的和可行的.

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指数分布下具有随机应力转换时间的截尾步加寿命试验

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