电力系统课程设计 .pdfVIP

武汉理工大学《电力系统分析》课程设计说明书

目录

摘要················································································2

1.电力系统叙述·····································································3

2.潮流计算简介·····································································3

3.潮流计算·········································································4

4．极坐标下P-Q法的算法························································5

4.1.节点导纳矩阵Y·································································5

4.2简化雅可比矩阵B/和B//·························································5

4.3.修正和迭代····································································5

4.4.潮流计算算法·································································6

5.matlab···········································································8

5．1.matlab简介······································································8

5.2．matlab中的一些命令·····························································9

6．潮流计算流程图·································································12

6.1MATLAB程序···································································12

6.1.2.程序··········································································12

6.1.3程序结果······································································20

7．总结···········································································23

参考文献··········································································23

1

武汉理工大学《电力系统分析》课程设计说明书

摘要

潮流计算，指在给定电力系统网络拓扑、元件参数和发电、负荷参量条件下，

计算有功功率、无功功率及电压在电力网中的分布。潮流计算是根据给定的电网结构、

参数和发电机、负荷等元件的运行条件，确定电力系统各部分稳态运行状态参数的计算。

通常给定的运行条件有系统中各电源和负荷点的功率、枢纽点电压、平衡点的电压和相

位角。待求的运行状态参量包括电网各母线节点的电压幅值和相角，以及各支路的功率

分布、网络的功率损耗等。

电力系统潮流