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摘要: |
灵活交流输电系统(FACTS)技术是近几年来出现的一项新技术,统一潮流控制器(UPFC)是FACTS控制器中乞今最全面的控制器,可提供对传输线路参数(即电压、线路阻抗和相角)的全面动态控制,能够快速控制传输线路的有功和无功功率及母线电压。首先由考虑UPFC的电力系统潮流调节问题讨论了UPFC的建模,然后从控制角度综述了目前国内外研究UPFC的最新成果,概述了UPFC的各种控制策略,并分析了UPFC |
关键词: 电力系统 统一潮流控制器 建模 控制 |
DOI: |
分类号:TM712 |
基金项目: |
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Overview of UPFC Modeling and Control |
WANG Jian WU Jie
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Abstract: |
UPFC (unified power flow controller)is the most versatile FACTS (flexible AC transmission system) controller for power transmission. UPFC provides a full dynamic control of transmission parameters, i.e. voltage, line impedance and phase angle. The active power, reactive power and voltage of transmission line can be fast controlled by it. The modeling of UPFC for power flow study is discussed first, then the control strategy of UPFC and its applications on controlling power flow and improving transient stability are overviewed. |
Key words: electric power system,unified power flow controller (UPFC),modeling,control |