应用科学学报 ›› 2006, Vol. 24 ›› Issue (5): 529-532.

• 论文 • 上一篇    下一篇

周期性随机应力强度退化下的SSI可靠性模型研究

赵建印1, 孙权2, 周经伦2   

  1. 1. 海军航空工程学院兵器科学与技术系, 山东烟台 264001;
    2. 国防科学技术大学信息系统与管理学院, 湖南长沙 410073
  • 收稿日期:2005-06-08 修回日期:2005-09-16 出版日期:2006-09-30 发布日期:2006-09-30
  • 作者简介:赵建印,博士,研究方向:可靠性、维修性、保障性工程,E-mail:zhaojiangin@sohu.con;周经伦,教授,博导,研究方向:可靠性工程.

Stress-Strength Interference Reliability Analysis Considering Cyclic Stochastic Stress and Strength Aging Degradation

ZHAO Jian-yin1, SUN Quan2, ZHOU Jing-lun2   

  1. 1. Department of Armament Engineering, Naval Aeronautical Engineering Academy, Yantai 264001, China;
    2. School of Information System & Management, National University of Defense Technology, Changsha 410073, China
  • Received:2005-06-08 Revised:2005-09-16 Online:2006-09-30 Published:2006-09-30

摘要: 在随机应力作用下强度随使用时间不断退化时,给出了一个周期性随机应力-退化强度干涉可靠性模型及其点估计方法,该模型考虑了应力与强度退化的相关性,最后利用算例验证了该模型的有效性.

关键词: 强度退化, 可靠性, 应力强度干涉模型, 随机应力

Abstract: A stress-strength interference (SSI) reliability model taking into consideration stochastic stress and strength aging degradation and point estimation of unknown parameters in the model are presented.Dependence of strength aging degradation on stochastic stress level is included into the models.An example is given to show the effectiveness of the method.

Key words: stress-strength interference (SSI), reliability, stochastic stress, strength aging degradation

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