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內容簡介:
本书全面探索了电机和驱动器的故障诊断和故障预测的新兴方法。作者从基本背景开始,描述了电机和驱动器故障的物理原理、影响故障和信号的设计和组件,以及信号的处理和分析。另外,本书基于描述这些信号的特征,介绍通常用于提取相关特征以诊断电机或驱动器健康状况的方法、识别电机或驱动器健康状态的方法、区分可能的故障及其严重性的方法,讨论了用于识别故障趋势和估计剩余使用寿命的工具。本书解决了故障诊断、故障预测和故障缓解之间的关系,有较高的应用参考价值。
關於作者:
Elias G. Strangas,美国密歇根州立大学(Michigan State University, MSU)电气与计算机学院教授,富布赖特学者(Fulbright Scholars),第23届国际电机会议(ICEM 2018)大会主席,第11届IEEE电机与电力电子及驱动故障诊断国际研讨会(SDEMPED 2017)主席,获MSU教育卓越奖。1975年于希腊国家技术大学(National Technical University of Greece)取得电气与机械工程学士学位,1977年和1980年于美国匹兹堡大学(University of Pittsburgh)取得电气工程硕士学位和博士学位。1981至1983年在希腊雅典施耐德电气公司(ELVIM)担任研发经理,1983年至1986年在美国密苏里大学罗拉分校(University of Missouri, Rolla)任教。自1986年后一直执教于MSU至今,并负责电机与驱动实验室(EMDL)的指导和管理工作。主要进行电机设计与驱动控制方面的研究,包括电机参数数值计算方法、电机与驱动系统的设计和控制、电机驱动系统故障诊断和容错控制、驱动系统可靠性等。无
目錄 :
第1章 基本方法和工具··································································1 1.1 一般方法·········································································1 1.2 特征提取:信号和预处理····················································2 1.2.1 原始信号:信号和传感器类型·······································2 1.2.2 预处理····································································17 1.2.3 模型方法·································································38 1.2.4 等价空间法······························································44 1.3 特征简化——主成分分析···················································46 1.3.1 主成分分析:空间简化和无监督聚类······························47 1.3.2 组间关联·································································49 1.3.3 信息含量:香农熵·····················································50 1.3.4 监督聚类的模式大小简化············································51 1.3.5 无监督聚类的模式大小简化:拉普拉斯分数·····················53 1.3.6 无监督聚类的聚类数选择············································54 1.3.7 其他的聚类质量准则··················································56 1.4 聚类方法········································································58 1.4.1 概论·······································································58 1.4.2 监督聚类·································································61 1.4.3 无监督聚类······························································67 1.5 预测方法········································································73 1.5.1 预测过程·································································73 1.5.2 时间序列外推法························································75 1.5.3 贝叶斯网络······························································80 1.5.4 马尔可夫链······························································82 1.5.5 隐马尔可夫模型························································82 1.5.6 雨流算法·································································87 原著参考文献·········································································90 第2章 应用与具体细节·································································99 2.1 电机驱动概述··································································98 2.2 电机···············································································99 2.2.1 基本原理·······························································100 2.2.2 磁钢和磁体····························································101 2.2.3 绕组和绝缘····························································105 2.3 电机型号、运行与控制····················································108 2.3.1 三相绕组·······························································108 2.3.2 感应电机·······························································109 2.3.3 永磁交流电机·························································113 2.4 电机故障······································································115 2.4.1 操作变量及其测量···················································116 2.4.2 监控、检测和故障分类·············································117 2.4.3 轴承·····································································121 2.4.4 绝缘·····································································133 2.5 开路及短路故障、偏心、磁铁断裂和转子断条·····················143 2.5.1 感应电机·······························································144 2.5.2 永磁交流电机·························································158 2.5.3 传感器故障····························································166 2.5.4 故障缓解与管理······················································168 2.6 电力电子器件和系统·······················································172 2.6.1 交流电机中的电力电子器件·······································173 2.6.2 静态开关·······························································179 2.6.3 电容器··································································191 2.6.4 器件故障及其表现···················································202 2.6.5 电容器失效模式······················································207 2.6.6 功率器件故障诊断与预测技术····································207 2.6.7 电容器故障诊断与预测技术·······································247 原著参考文献·················································