微机保护--35KV输电线微机保护装置设计.doc

课题名称：35KV输电线微机保护装置设计学院：电气工程学院专业班级：姓名：学号：指导老师：TOC\o"1-3"\h\z\uHYPERLINK\l"_Toc408154081"摘要PAGEREF_Toc408154081\h2HYPERLINK\l"_Toc408154082"第1章绪论PAGEREF_Toc408154082\h3HYPERLINK\l"_Toc408154083"1.1研究的目的和意义PAGEREF_Toc408154083\h3HYPERLINK\l"_Toc408154084"1.2国内外发展情况PAGEREF_Toc408154084\h4HYPERLINK\l"_Toc408154085"第2章线路保护装置的原理与算法PAGEREF_Toc408154085\h5HYPERLINK\l"_Toc408154086"2.1线路保护基本原理PAGEREF_Toc408154086\h5HYPERLINK\l"_Toc408154087"2.1.1三段式过电流保护PAGEREF_Toc408154087\h5HYPERLINK\l"_Toc408154088"2.1.2方向电流保护PAGEREF_Toc408154088\h7HYPERLINK\l"_Toc408154089"第3章系统硬件电路设计PAGEREF_Toc408154089\h9HYPERLINK\l"_Toc408154090"3.1主控制器PAGEREF_Toc408154090\h11HYPERLINK\l"_Toc408154091"3.2模拟量采样电路PAGEREF_Toc408154091\h12HYPERLINK\l"_Toc408154092"3.2.1电流互感器PAGEREF_Toc408154092\h12HYPERLINK\l"_Toc408154093"3.2.2电压互感器PAGEREF_Toc408154093\h13HYPERLINK\l"_Toc408154094"3.2.3低通滤波电路PAGEREF_Toc408154094\h13HYPERLINK\l"_Toc408154095"3.2.4功率因数测量电路PAGEREF_Toc408154095\h14HYPERLINK\l"_Toc408154096"3.3采集电路PAGEREF_Toc408154096\h14HYPERLINK\l"_Toc408154097"3.4输出及报警电路PAGEREF_Toc408154097\h14HYPERLINK\l"_Toc408154098"3.4.1开关量输出电路PAGEREF_Toc408154098\h14HYPERLINK\l"_Toc408154099"3.4.2报警电路PAGEREF_Toc408154099\h14HYPERLINK\l"_Toc408154100"3.5LCD显示电路PAGEREF_Toc408154100\h15HYPERLINK\l"_Toc408154101"3.6通讯电路PAGEREF_Toc408154101\h15HYPERLINK\l"_Toc408154102"3.7供电电源PAGEREF_Toc408154102\h15HYPERLINK\l"_Toc408154103"3.7.1微处理器供电电路PAGEREF_Toc408154103\h15HYPERLINK\l"_Toc408154104"3.7.2放大器供电电路PAGEREF_Toc408154104\h16HYPERLINK\l"_Toc408154105"第4章系统软件设计PAGEREF_Toc408154105\h17HYPERLINK\l"_Toc408154106"4.1软件系统构成PAGEREF_Toc408154106\h17HYPERLINK\l"_Toc408154107"4.2监控系统设计PAGEREF_Toc408154107\h17HYPERLINK\l"_Toc408154108"4.2.1监控系统实现的功能PAGEREF_Toc408154108\h17HYPERLINK\l"_Toc408154109"4.2.2监控系统程序设计PAGEREF_Toc408154109\h18HYPERLINK\l"_Toc40815