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暂态稳定约束最优潮流的改进降阶内点算法

夏小琴 韦化 阳育德

电工技术学报2012,Vol.27Issue(9):87-92,100,7.
电工技术学报2012,Vol.27Issue(9):87-92,100,7.

暂态稳定约束最优潮流的改进降阶内点算法

An Improved Reduced-Dimension Interior Point Method for Transient Stability Constrained Optimal Power Flow

夏小琴 1韦化 2阳育德2

作者信息

  • 1. 广西大学电力系统最优化研究所,南宁530004
  • 2. 广西大学电力系统最优化研究所,南宁530004 广西电力系统最优化与节能技术重点实验室,南宁530004
  • 折叠

摘要

Abstract

An improved reduced-dimension interior point method is proposed for transient stability constrained optimal power flow (TSCOPF) in this paper. The two groups of differentiated implicit recursive equations of motion of the rotor are eliminated to be one set of equations through recursive features. Considering the truncation error of specific numerical integration algorithm, the transient differential equations are dispersed to inequality constraints instead of equality constraints. The method can reduce the number of the equality constraints and variables and the dimensions of the correction equation, improve the computational efficiency and reduce the memory usage. Numerical simulations on the three test systems, from 22 tol 18 buses, show that the proposed method is robust and efficient.

关键词

最优潮流/暂态稳定/内点法/降阶

Key words

Optimal power flow/transient stability/interior point method/reduced-dimension

分类

信息技术与安全科学

引用本文复制引用

夏小琴,韦化,阳育德..暂态稳定约束最优潮流的改进降阶内点算法[J].电工技术学报,2012,27(9):87-92,100,7.

基金项目

国家自然科学基金 ()

广西自然科学基金(2011GXNSFA.018018)资助项目. ()

电工技术学报

OA北大核心CSCDCSTPCD

1000-6753

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