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针对飞机液压泵源系统高可靠性和维修保障性要求,根据液压泵源系统故障特点提出了飞机液压泵源预测与健康管理系统的体系结构总体方案,描述了泵源预测与健康管理系统体系结构各层的功能,并对机载液压泵源健康监测系统和地面维护管理系统关键技术进行了研究.基于数字信号处理器设计了机载液压泵源健康监测系统和地面维护管理数据库,给出了鲁棒、快速和智能的故障诊断算法,为典型液压泵源系统故障预测和后勤保障提供了有效的方法,实现了液压泵源系统预测与健康管理的功能.
According to the requirements of high reliability and maintainability of aircraft hydraulic pump system, according to the fault characteristics of hydraulic pump system, the overall scheme of aircraft hydraulic pump source prediction and health management system architecture is described. The structure of pump source prediction and health management system is described The functions of each layer and the key technologies of airborne hydraulic pump source health monitoring system and ground maintenance management system are studied.Based on the digital signal processor, the airborne hydraulic pump source health monitoring system and the ground maintenance management database are designed, Robust, fast and intelligent fault diagnosis algorithms provide an effective method for fault prediction and logistic support of typical hydraulic pump system, and realize the function of hydraulic pump source system prediction and health management.