XX 县 XX 电厂 110 千伏接入系统工程可行性讨论报告目 录1 工程概述.................................................2681.1 设计依据...........................................2681.1 设计依据...........................................2681.2 工程概况...........................................2681.3 设计水平年及远景水平年.............................2691.4 主要设计原则.......................................2691.5 编制范围...........................................2692 电力系统现状及项目建设必要性.............................2702.1 电力系统现状及进展.................................2702.2 负荷预测及变电容量平衡.............................2732.3 工程建设的必要性...................................2742.5 工程建设时序........................................2753 系统方案及建设规模.......................................2753.1 接入系统方案.......................................2753.2 变电站建设规模及电气主接线建议.....................2773.3 系统二次...........................................2794 XX 电厂电站工程设想.......................................2804.1 电厂站站址选择......................................2804.2 电气一次...........................................2824.3 电气二次...........................................2864.4 土建部分...........................................2885 线路工程设想.............................................2895.1 概述...............................................2895.2 设计规模...........................................2895.3 设计范围...........................................2905.4 主要技术经济指标...................................2905.5 线路路径方案.......................................2915.6 设计气象条件.......................................2945.7 导线和地线选型及防振措施...........................2945.8 绝缘配合...........................................2965.9 换位与相序.........................................2975.10 杆塔与基础........................................2975.11 线路节能设计...........
