题 目 电力系统谐波检测算法分析 目 录1 绪论.....................................................31.1 谐波检测的目的及意义...............................................31.2 国内外研究现状及发展趋势...........................................31.3 课题研究内容.......................................................42 电力系统谐波简介.........................................42.1 谐波的基本概念.....................................................42.1.1 什么是谐波..............................................................................................42.1.2 谐波的表示方法...........................................52.1.3 谐波的特征量.............................................62.2 谐波产生的原因.....................................................62.3 谐波的危害.........................................................72.4 电力系统谐波检测方法...............................................73 基于瞬时无功功率的电力谐波检测技术.......................83.1 传统功率理论.......................................................83.2 三相瞬时无功功率...................................................93.3 p-q 谐波检测法.....................................................113.4 ip−iq谐波检测法...................................................123.5 d-q 谐波检测法.....................................................134 改进型ip−iq谐波检测法....................................144.1 调节 LPF 截止频率...................................................144.2 增加 PI 调节器......................................................155 仿真与分析..............................................165.1 MATLAB 简介........................................................165.2 仿真模型的建立....................................................175.2.1 p-q 谐波检测法仿真模型...................................175.2.2 ip−iq谐波检测法仿真模型.................................205.2.3 d-p 谐波检测法仿真模型...................................235.2.4 改进型ip−iq谐波检...
