常见寿命分布组件初始贮存方案评估及优化  

Evaluation and optimization for initial storage project of common life distribution components

作　　者：徐立 张宁[1] 李华 阮旻智[2] 周亮[3] XU Li;ZHANG Ning;LI Hua;RUAN Minzhi;ZHOU Liang(College of Weaponry Engineering,Naval University of Engineering,Wuhan 430033,China;College of Naval Architecture&Marine Engineering,Naval University of Engineering,Wuhan 430033,China;National Key Laboratory for Vessel Integrated Power System Technology,Naval University of Engineering,Wuhan 430033,China)

机构地区：[1]海军工程大学兵器工程学院,武汉430033 [2]海军工程大学舰船与海洋学院,武汉430033 [3]海军工程大学舰船综合电力国防科技重点实验室,武汉430033

出　　处：《航空学报》2020年第4期161-169,共9页Acta Aeronautica et Astronautica Sinica

基　　金：国家自然科学基金(71801220);装备预研项目(61400040502)。

摘　　要：针对"长期贮存,一次使用"装备初始贮存方案评估及优化问题,分析了常见寿命分布组件的可靠度模型,建立了贮存期内组件及装备完好数量评估模型;以达标概率指标为约束条件,组件初始购置费用为优化目标,建立了组件初始贮存方案优化模型,提出了基于边际效益值的优化方法,开展了算法复杂性分析。算例分析表明,所建初始贮存方案评估模型的评估精度较高,优化后的初始贮存方案能够在满足达标概率要求的同时,使得组件购置费用最低。边际优化算法在保持计算精度的同时有效提高了计算效率。提出的模型和优化算法能够为装备保障人员制定合理的装备单元贮存方案提供决策支持。To address the evaluation and optimization of initial storage project for the equipment of long-term storage for one use,the reliability models of different storage life distribution units are analyzed,and the evaluation model of intact quantity is developed for the components and equipment.The cost of parts is selected as the optimization objective,and the probability of reaching the standard is set as constraint.The optimization model for initial storage project is developed and the optimization algorithm by marginal effect value is proposed.A given example shows that the evaluation model of initial storage project established in this paper has high accuracy,and the optimized storage project can get the minimum part purchase cost and satisfies the probability index of reaching the standard at the same time.The optimization algorithm proposed by this paper can effectively improve computational efficiency while guaranteeing computational accuracy.The proposed models and optimization method have a strong reference value for equipment support staff to develop rational support programs.

关 键 词：常见寿命分布 组件 初始贮存 方案评估 边际效益 优化 

分 类 号：V37[航空宇航科学与技术—航空宇航推进理论与工程] V57