目录摘要···································································3ABSTRACT····························································4前言····································································41.1电气主接线计·························································61.2主变压器容量台数及型号概述···········································101.3主变压器台数选择·····················································101.4主变压器容量的选择···················································111.5主变压器型号的选择···················································111.6主变压器调压方式的选择···············································131.7主变压器容量的计算···················································141.8主变压器的技术参数···················································142短路电流的算·························································152.1述·································································152.2短路电流计算目的假设与计算求·······································152.3短路电流的算·······················································173电气设备的选择与算···················································273.1线路选型述··························································273.2220、110、10线路选型···············································303.3配电装置选择与要求范···············································363.4断路器与隔离开关的择···············································413.5互感器的型·························································473.6支持绝缘子和穿墙套管的择···········································543.7继电保护配置划·····················································554避雷器的型号择·······················································594.1述·································································59Ⅱ4.2防雷保护计·························································604.3避雷器的型·························································625结···································································636参考献·······························································64