变电所继电保护设计 毕业设计
变电所继电保护设计 esign and distribution whether is rational directly affect safe operation whon selecting protective duty. Should satisfy basic requires of protectivc relaying selecting protective detty and right calculated setting ensures the electric power system’s safe operation
Key Words ：ectric power system Protection ,Transformer differential motion protection , Crosses the electric current , Crosses the load
III
目 录
摘要 I
ABSTRACT II
引言 III
第一篇说明书 1
1继电保护概述 1
1
2
4
2保护装置装设原那么 6
3运行方式分析和主接线的选择 7
7
7
7
8
4全所保护方案配置 10
10
11
11
5各种继电保护原理 12
14
15
17
18
18
19
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