Wang Li, Li Xiaoyang, Jiang Tongminet al. Life prediction of product based on degradation amount distribution time series analysis[J]. Journal of Beijing University of Aeronautics and Astronautics, 2011, 37(4): 492-498. (in Chinese)
Citation: Wang Li, Li Xiaoyang, Jiang Tongminet al. Life prediction of product based on degradation amount distribution time series analysis[J]. Journal of Beijing University of Aeronautics and Astronautics, 2011, 37(4): 492-498. (in Chinese)

Life prediction of product based on degradation amount distribution time series analysis

  • Received Date: 10 Aug 2010
  • Publish Date: 30 Apr 2011
  • For the problem that traditional life prediction methods described product degradation stochastic process inadequately using monotonous regression function,the non-stationary time series types of different degradation amount distribution parameters estimation was analyzed based on product degradation amount distribution at each time.Different parameters estimation was modeled respectively using non-stationary time series analysis method.Hence,a realistic product life and reliability prediction method based on degradation amount distribution time series analysis was proposed. A degradation test of a certain electronic product was conducted,and product life and reliability were obtained by the suggested method. The results show that the suggested life prediction method is more reasonable than traditional life prediction method.

     

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