220KV变电站电气部分毕业设计(完整版)（开题报告＋任务书＋设备清单＋文献综述＋毕业设计）.doc

毕业设计(论文)说明书题目: 220KV 变电站电气部分设计系别: 电子与信息工程系摘要随着我国科学技术的发展,特别是计算机技术的进步,电力系统对变电站的更要求也越来越高。本设计讨论的是 220KV 变电站电气部分的设计。首先对原始资料进行分析,选择主变压器,在此基础上进行主接线设计, 再进行短路计算,选择设备,然后进行防雷接地以及保护、配电装置设计。关键字: 变电站;短路计算;设备选择。 ABSTRACT With the development of science and technology in China , puting technology has advance d, the power system demands on substation more and more. The design is refer to the part of220kV electrical substation design. First of all, analy ze the original data and choose the main transformer, based on it, design the main wiring and S hort C ircuit Calculation , at last cho ose equipment, then mine and the protection of earth and distribution device . Key Words: S ubstation ;S hort C ircuit Calculation ; Equipment Selection 目录摘要................................................................................................................................................ I ABSTRACT .................................................................................................................................... II 第1章引言................................................................................................................................. 1 第2章电气主接线的设计........................................................................................................ 2 主接线概述...................................................................................................................... 2 主接线设计原则.............................................................................................. 4 主接线选择...................................................................................................... 4 第3章主变压器的选择............................................................................................................. 7 主变压器的选择原则...................................................................................... 7 主变压器台数的选择............................................................................ 7 主变压器容量的选择..................................