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Systems vulnerability assessment of aircraft guarantee system based on improved FPN
Pages: 464-470
Year: Issue:  3
Journal: Electric Machines and Control

Keyword:  航空保障系统易损性改进模糊Petri网评估模型;
Abstract: 针对舰船航空保障系统易损性评估特性,提出一种易损性评估模型.考虑到系统设备毁伤的模糊随机特性以及设备之间复杂逻辑关系,在模糊Petri网(FPN)的模糊推理算法基础上,结合分层思想和具有非线性自反馈项的BP算法,建立了可用于复杂舰船系统易损性评估的改进FPN模型,摆脱了系统中大量无法确定参数对经验的依赖.最后根据该模型对航空保障系统易损性进行了评估,并对模型参数选择进行了分析.仿真结果表明,本文模型比传统损伤树方法更全面合理,对于复杂舰船系统易损性评估研究具有参考价值.
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