电气技术  2015, Vol. 16 Issue (12): 87-90    DOI:
研究与开发 |
一种受端电网限制短路电流的多目标决策方法
朱峥
广东电网有限责任公司电力调度控制中心,广州 510000
The Multi Objective Decision Making Method for Limiting Short Circuit Current in the Power Grid
Zhu Zheng
Power Dispatch Control Center of Guangdong Power Grid Co., Ltd, Guangzhou 510000
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摘要 文中提出了一种受端电网限制短路电流的多目标决策方法。该方法通过监测开断线路对受端电网的阻抗矩阵,计算出开断m回线路且存在n个超标站点时的自阻抗灵敏度;并且根据各个超标站点的短路电流超标程度,建立多目标模型并计算出帕雷托最优解集,获得限制各个超标站点的短路电流的最优断线组合。本文提供的方法能够满足短路电流的限制效果和保持系统的完整性与安全性的综合效果最佳的多目标决策要求。
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朱峥
关键词 受端电网短路电流阻抗矩阵多目标决策    
Abstract:In this paper, a multi-objective decision making method for limiting the short-circuit current of the power grid is proposed. The method of impedance matrix of power grid by the end of the line breaking through monitoring, calculate the open circuit and m n exceed the standard site when the sensitivity of self impedance; and according to each site exceed the standard short-circuit current exceed the standard degree, a multi-objective model and calculate the Pareto optimal solution set, the optimal combination of breaking for short-circuit current limitation all exceed the standard the site of the. The method presented in this paper can meet the effect of the short circuit current and the overall effectiveness of the system.
Key wordsend of the power grid    the short circuit current    impedance matrix    multi objective decision   
     出版日期: 2015-12-09
作者简介: 朱 峥(1987-),男,湖南攸县人,硕士,工程师,从事继电保护整定计算及研究工作。
引用本文:   
朱峥. 一种受端电网限制短路电流的多目标决策方法[J]. 电气技术, 2015, 16(12): 87-90. Zhu Zheng. The Multi Objective Decision Making Method for Limiting Short Circuit Current in the Power Grid. Electrical Engineering, 2015, 16(12): 87-90.
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https://dqjs.cesmedia.cn/CN/Y2015/V16/I12/87