PHM模型的工程化验证方法研究  

Research on Prognostic and Health Management(PHM) Model Verification Engineering Process

作　　者：吕镇邦[1] 孙倩[1] 王娟[1] 汤幼宁[1] 

机构地区：[1]中航工业西安航空计算技术研究所,西安710068

出　　处：《计算机测量与控制》2016年第9期281-283,共3页Computer Measurement &Control

摘　　要：模型验证技术在故障预测与健康管理(PHM)系统研制中受到高度重视,特别是如何将验证方法在具体的工程应用中体现规范性、系统性、通用性和实用性,已成为亟待解决的技术问题;在分析国内外相关研究现状的基础上,对PHM模型验证方法进行了系统深入的研究,阐述了故障数据获取方法和故障诊断和预测性能指标体系,并以机载诊断模型为例,对PHM模型验证流程作了详细介绍;最后,将此方法应用到了PHM验证平台的设计、开发和具体实现中,充分体现了PHM模型验证方法的工程化特点。Model validation technology in fault prediction and health management（PHM）system is being developed in high priority,especially how to realize normative,systematic,generality and practicability in engineering applications,has become a technical problem that need to be solved.Based on the analysis of the state of the art at home and aboard,this paper did a systematic research on the PHM model verification process,including the fault data election method,and the diagnostic and prognostic performance metrics.Setting the on-board diagnostic model as an example,the model verification flow is described in detail,which has been used for the design,development,and implementation of the PHM verification platform with engineering characteristics.

关 键 词：故障预测与健康管理(PHM)模型 故障注入 性能指标 验证平台 

分 类 号：V37[航空宇航科学与技术—航空宇航推进理论与工程]