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一种新的可修系统故障率模型
引用本文:郑锐,张英芝,申桂香,何宇,邵娜. 一种新的可修系统故障率模型[J]. 吉林大学学报(工学版), 2009, 0(Z2)
作者姓名:郑锐  张英芝  申桂香  何宇  邵娜
作者单位:吉林大学机械科学与工程学院;
基金项目:“863”国家高技术研究发展计划项目(2007AA04Z402);;国家自然科学基金项目(50875110);;“高档数控机床与基础制造装备”科技重大专项项目(2009ZX04001-021-04)(2009ZX04014-011)
摘    要:在可修系统总体的故障率函数的基础上,针对总体中的系统个体,提出一种新的故障率模型,文中结合实例给出详细运算过程。理论推导和实际应用表明,这种故障率模型能够准确、有效地描述系统个体在其寿命周期任意时刻的可靠性状态,对于该系统个体的可靠性预测和维修策略的制定具有重要的指导意义。

关 键 词:机床  故障率  可修系统  可靠性预测  维修策略

Research on a new failure rate model of repairable system
ZHENG Rui,ZHANG Yin-zhi,SHEN Gui-xiang,HE Yu,SHAO Na. Research on a new failure rate model of repairable system[J]. Journal of Jilin University:Eng and Technol Ed, 2009, 0(Z2)
Authors:ZHENG Rui  ZHANG Yin-zhi  SHEN Gui-xiang  HE Yu  SHAO Na
Affiliation:College of Mechanical Science and Engineering;Jilin University;Changchun 130022;China
Abstract:Based on the failure rate function of repairable system collectivity,a new failure rate model that focuses on system unit is presented by this paper,and an example is used to show the operation process.Both the theory and application show that this model could precisely describe the reliability state of system unit in any time of its life time.More over,it has great value in reliability predication and forming maintenance strategy.
Keywords:machine tool  failure rate  repairable system  reliability prediction  maintenance strategy  
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