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电网技术  2015 

新型可控变压器提高联络线潮流控制能力研究

DOI: 10.13335/j.1000-3673.pst.2015.02.032, PP. 505-510

Keywords: 可控变压器,动态潮流控制,双向调节,联络线智能控制

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Abstract:

提出了一种新型可控变压器,该设备由电力系统变压器与功率电力电子器件构成,实现了对变压器输出电压幅值和相角的双向动态调节,可以独立调节联络线有功和无功功率,提高联络线功率极限。将可控变压器分别应用于双机系统与3机9节点系统,通过Matlab/Simulink数字仿真实验分析了可控变压器在正常工作状况以及发电机出力突降和负荷突增2种突发情况下对于联络线潮流的动态控制能力,验证了可控变压器提高电力系统联络线潮流控制能力的正确性与可行性。

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