论文电气剖分.doc

交流支路的电气剖分方法作者姓名单继沄专业电气工程指导教师姓名刘加和专业技术职务讲师目录摘要·············································································· 1 第一章绪论························································· 3 电力网络的发展····························································· 3 电力网络的主要结构······················································ 7 电气剖分定义······························································ 10 剖分定义 1 ······························································· 10 .2 剖分定义 2 ······························································· 11 剖分定义 3 ·························································· 11 剖分的保留性和所遵循定理········································· 12 第二章交流支路剖分的具体方法···································· 12 第1 类剖分································································· 12 2. 第1 类剖分定理························································ 14 类剖分································································· 15 第三章单个交流支路剖分算例······································ 15 条件·········································································· 15 3. 2第1 类剖分的计算结果·············································· 16 类剖分的计算结果·················································· 17 类剖分的计算结果·················································· 18 第四章交流网络的剖分算例········································· 19 4 .1 条件·········································································· 19 4 .2 交流网络剖分结果························································ 20 第五章总结······························································ 22 参考文献·········································································· 23 致谢················································································ 24 1 摘要随着电力工业的迅猛发展,电力系统的规模也越来越大。电力网络主要由交流输电线路构成,并为不同的网络源流提供电气交换路径。当网络结构和网络源流确定后,系统的状态就确定。但它只能提供反映源流和支路等的电压、电流或功率等常规电气信息,至于源流在交流支路中传输的深层次剖分信息,用传统的电力网络分析方法很难准确得到。针对此问题,从电力网络的基本原理出发,给出了交流支路的 3类电气剖分的定义,构造了 3类电气剖分的方法,