35kV降压变电站电气主接线设计.doc
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课 程 设 计 (论 文)
机械与电气工程学院 系(院)电气工程及其自动化 专业
课程设计(论文)题目 35kV降压变电站电气主接线设计
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完成日期 2012年 12 月 12 日
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35KV降压变电站电气主接线设计
The 35KV the buck substation electrical main wiring design
总计 课程设计(论文) 18 页
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目 录
摘 要··································································- 1 -
前言······································································ 1
第一章 主接线的选择····················································· 4
1.1变电站主接线选择的基本要求············································ 4
1.2主接线的方案的拟定··········································· 5
1.3主接线的比较与选定···················································· 7
第二章 短路电流的计算···················································10
2.2短路计算的目的······················································· 10
2.2短路电流的计算步骤及结果············································· 10
2.3无功补偿计算校验····················································· 15
第三章 主要电气设备的选择··············································16 3.1 35KV断路器和隔离开关的选择········································· 16
3.2 35kv互感器的选择·····················································17
3.3 10kv母线及35kV线路的选择··········································· 19
3.4 10KV开关柜选择·······················································19
第四章 车间变压器的选择················································21
4.1所用变的选择··························································21
4.2.1 所用变台数的选择···················································21
4.2.2 所用变容量的选择···············
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