基于集值观测器的风能转换系统多类型故障检测的设计

针对受延时输入影响的风能转换系统的故障检测问题,本文设计了基于集值观测器的故障检测策略.风能转换系统常见故障可以区分为加性故障与乘性故障,本文对增广统一风能转换系统模型,设计一种全局集值观测器,通过改变所选择的状态集顶点和参考误差区间,改变增益矩阵元素的取值范围,选择合适的增益矩阵,实现精确的状态跟踪.在此基础上设计了同时考虑状态相对估计误差与输出的绝对估计误差的故障检测策略.仿真结果表明,本文设计的故障检测策略对常见多类型故障可以做出快速的故障判断.对比Rosa所设计的故障检测策略,该研究在故障检测时间上具有明显优势....

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Published in控制理论与应用 Vol. 38; no. 2; pp. 187 - 196
Main Authors 赵睿楠, 沈艳霞
Format Journal Article
LanguageChinese
Published 江南大学物联网工程学院,江苏无锡214122 01.02.2021
Subjects
风能转换系统
延时输入
故障检测
多类型故障
集值观测器
Online AccessGet full text
ISSN1000-8152
DOI10.7641/CTA.2020.00248

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Abstract 针对受延时输入影响的风能转换系统的故障检测问题,本文设计了基于集值观测器的故障检测策略.风能转换系统常见故障可以区分为加性故障与乘性故障,本文对增广统一风能转换系统模型,设计一种全局集值观测器,通过改变所选择的状态集顶点和参考误差区间,改变增益矩阵元素的取值范围,选择合适的增益矩阵,实现精确的状态跟踪.在此基础上设计了同时考虑状态相对估计误差与输出的绝对估计误差的故障检测策略.仿真结果表明,本文设计的故障检测策略对常见多类型故障可以做出快速的故障判断.对比Rosa所设计的故障检测策略,该研究在故障检测时间上具有明显优势.
AbstractList 针对受延时输入影响的风能转换系统的故障检测问题,本文设计了基于集值观测器的故障检测策略.风能转换系统常见故障可以区分为加性故障与乘性故障,本文对增广统一风能转换系统模型,设计一种全局集值观测器,通过改变所选择的状态集顶点和参考误差区间,改变增益矩阵元素的取值范围,选择合适的增益矩阵,实现精确的状态跟踪.在此基础上设计了同时考虑状态相对估计误差与输出的绝对估计误差的故障检测策略.仿真结果表明,本文设计的故障检测策略对常见多类型故障可以做出快速的故障判断.对比Rosa所设计的故障检测策略,该研究在故障检测时间上具有明显优势.
Author 沈艳霞
赵睿楠
AuthorAffiliation 江南大学物联网工程学院,江苏无锡214122
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ZHAO Rui-nan
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Keywords 风能转换系统
延时输入
故障检测
多类型故障
集值观测器
Language Chinese
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Title 基于集值观测器的风能转换系统多类型故障检测的设计
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