目录TOC\o"1-3"\h\z\uHYPERLINK\l"_Toc359096827"0引言PAGEREF_Toc359096827\h1HYPERLINK\l"_Toc359096828"1绪论PAGEREF_Toc359096828\h3HYPERLINK\l"_Toc359096829"1.1小电流接地系统研究现状PAGEREF_Toc359096829\h3HYPERLINK\l"_Toc359096830"1.2小电流接地系统研究的意义PAGEREF_Toc359096830\h4HYPERLINK\l"_Toc359096831"2小电流接地系统单相接地故障分析PAGEREF_Toc359096831\h6HYPERLINK\l"_Toc359096832"2.1概述PAGEREF_Toc359096832\h6HYPERLINK\l"_Toc359096833"2.2小电流接地系统不同接地方式的比较PAGEREF_Toc359096833\h7HYPERLINK\l"_Toc359096834"2.2.1中性点不接地方式PAGEREF_Toc359096834\h7HYPERLINK\l"_Toc359096835"2.2.2中性点经消弧线圈接地方式PAGEREF_Toc359096835\h7HYPERLINK\l"_Toc359096836"2.2.3中性点经电阻接地方式PAGEREF_Toc359096836\h8HYPERLINK\l"_Toc359096837"2.3小电流接地系统不同接地方式的故障分析PAGEREF_Toc359096837\h8HYPERLINK\l"_Toc359096838"2.3.1中性点不接地方式的故障分析PAGEREF_Toc359096838\h8HYPERLINK\l"_Toc359096839"2.3.2中性点经消弧线圈接地系统单相接地故障分析PAGEREF_Toc359096839\h13HYPERLINK\l"_Toc359096840"2.3.3中性点经电阻接地系统单相接地故障分析PAGEREF_Toc359096840\h17HYPERLINK\l"_Toc359096841"3小电流单相接地故障选线算法PAGEREF_Toc359096841\h20HYPERLINK\l"_Toc359096842"3.1选线算法综述PAGEREF_Toc359096842\h20HYPERLINK\l"_Toc359096843"3.1.1零序电流比幅算法PAGEREF_Toc359096843\h20HYPERLINK\l"_Toc359096844"3.1.2群体比幅比相算法PAGEREF_Toc359096844\h20HYPERLINK\l"_Toc359096845"3.1.3无功功率算法PAGEREF_Toc359096845\h21HYPERLINK\l"_Toc359096846"3.1.4五次谐波分量算法PAGEREF_Toc359096846\h21HYPERLINK\l"_Toc359096847"3.1.5有功分量算法PAGEREF_Toc359096847\h22HYPERLINK\l"_Toc359096848"3.1.6小波算法PAGEREF_Toc359096848\h22HYPERLINK\l"_Toc359096849"3.1.7能量函数法PAGEREF_Toc359096849\h23HYPERLINK\l"_Toc359096850"3.1.8信号注入法PAGEREF_Toc359096850\h24HYPERLINK\l"_Toc359096851"3.2选线影响因素分析PAGEREF_Toc359096851\h25HYPERLINK\l"_Toc359096852"3.3综合选线算法PAGEREF_Toc359096852\h25HYPERLINK\l"_Toc359096853"3.4连续选线算法PAGEREF_Toc359096853\h27HYPERLINK\l"_Toc359096854"4小电流接地选线装置的硬件设计PAGEREF_Toc359096854\h29