The invention relates to the technical field of aviation maintenance, in particular to an aircraft fuel system fault diagnosis system and a construction method thereof, and the diagnosis system comprises a man-machine interface unit which is used for carrying out the interaction of fault symptom information, fault diagnosis information and aircraft system parameter information with a user; the fault storage unit is connected with the man-machine interface unit, is used for storing, editing and managing a dynamic fault tree of the aircraft fuel system, and can perform repeated iteration on an algorithm for distributing proportional influence factors to branch events at all levels of the dynamic fault tree; the fault diagnosis unit is connected with the man-machine interface unit; the invention discloses an aircraft fuel system fault isolation toolkit. According to the aircraft fuel system fault diagnosis system and the construction method thereof provided by the invention, the fault tree can be continuously accumulated and optimized through aircraft troubleshooting experience, and the fault diagnosis efficiency is effectively improved; the problem that a computer participates in fault diagnosis can be solved; and the height of the requirement of fault diagnosis on the knowledge of the maintenance personnel is reduced.
本发明涉及航空维修技术领域,具体为一种飞机燃油系统故障诊断系统及其构建方法,诊断系统包括人机接口单元,用于与用户之间进行故障征兆信息、故障诊断信息以及飞机系统参数信息交互;故障存储单元,与所述人机接口单元连接,用于存储、编辑、管理飞机燃油系统动态故障树,并能够对影响动态故障树各级分支事件分配比例影响因子的算法进行反复迭代;故障诊断单元,与所述人机接口单元连接;飞机燃油系统故障隔离工具包。本发明通过提供了一种飞机燃油系统故障诊断系统及其构建方法,能够通过飞机排故经验不断累积优化故障树,有效的提高故障诊断的效率;能够解决计算机参与故障诊断的问题;降低了故障诊断对于机务人员知识要求的高度。
Aircraft fuel system fault diagnosis system and construction method thereof
一种飞机燃油系统故障诊断系统及其构建方法
2023-10-10
Patent
Electronic Resource
Chinese
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