课程设计目录一选题背景...............................................................................................................................................31.1原始资料...........................................................................................................................................31.2设计任务...........................................................................................................................................3二电气主接线设计...................................................................................................................................32.1对原始资料的分析计算...................................................................................................................32.2电气主接线设计依据.......................................................................................................................42.3主接线设计的一般步骤...................................................................................................................42.4技术经济比较...................................................................................................................................42.4.1发电机电侧电压（主）接线方案............................................................................................42.4.2主接线方案拟定.......................................................................................................................4三变压器的选择.......................................................................................................................................73.1主变压器的选择..............................................................................................................................73.1.1相数的选择................................................................................................................................73.1.2绕组数量和连接方式的选择.....................................................................................................73.2厂用变压器的选择...........................................................................................................................8四．短路电流的计算.................................................................................................................................94.1电路简化图8：................................................................................................................................94.2计算各元件的标么值.....................................................................................................................104.3短路电流计算.................................................................................................................................114.3.1d1点短路电流计算.................................................................................................................114.3.2d2点短路.................................................................................................................................13五电气设备选择及校验.........................................................................................................................155.1电气设备选择的一般规定.............................................................................................................155.1.1按正常工作条件选择.............
