Interline unified power quality conditioner

被引:72
作者
Jindal, Amit Kumar [1 ]
Ghosh, Arindam
Joshi, Avinash
机构
[1] Indian Inst Technol, Dept Elect Engn, Kanpur 208016, Uttar Pradesh, India
[2] Queensland Univ Technol, Sch Engn Syst, Brisbane, Qld 4001, Australia
关键词
distribution system; power quality; sensitive load; voltage sag; voltage-source converter (VSC);
D O I
10.1109/TPWRD.2006.881581
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
This paper proposes a new connection for a unified power quality conditioner (UPQC) to improve the power quality of two feeders in a distribution system. A UPQC consists of a series voltage-source converter (VSC) and a shunt VSC both joined together by a common. dc bus. It is demonstrated how this device is connected between two independent feeders to regulate the bus voltage of one of the feeders while regulating the voltage across a sensitive load in the other feeder. Since the UPQC is connected between two different feeders (lines), this connection of the LTPQC will be called an interline UPQC (IUPQC). The structure, control and capability of the IUPQC are discussed in this paper. The efficacy of the proposed configuration has been verified through simulation studies using PSCAD/EMTDC.
引用
收藏
页码:364 / 372
页数:9
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