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Cost prediction of the renewing warranty policy considering multiple failure modes for new equipment

JIA Yun-xian, LI Xin-yue, WANG Peng, ZOU Xiao   

  1. 1. Department of Equipment Command and Management, Ordnance Engineering College, Shijiazhuang 050003, China;
    2. Reliability department, Pratt &Whitney, San Diego 92130, USA
  • Online:2015-07-24 Published:2010-01-03

Abstract:

According to the actual requirements of the army maintenance support, a warranty policy system was formulated. Then, aiming at the difficulty of predicting the renewing warranty cost, a cost model for the onedimensional renewing free repair warranty policy is proposed considering the reality of the equipment’s multiple failure modes. Multiple failure modes cost models for series, parallel, compound, and coldstandby systems are developed. Finally, a case study,taking certain cold standby system for example, is shown to prove that the proposed models are effective and practical. The results of this method could provide theoretic guidance and technical support to construct the equipment maintenance support under the condition of military civil integration.

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