Prospect of Coordinated Control Technology in Distribution Network Based on Wide-area Measurement Information

被引:0
|
作者
Xu J. [1 ]
Liao S. [1 ]
Wei C. [1 ]
Yuan J. [1 ]
Yang J. [1 ]
Jia Y. [1 ]
Fu H. [1 ]
Xie B. [1 ]
Yuan Z. [2 ]
机构
[1] School of Electrical Engineering and Automation, Wuhan University, Wuhan
[2] Electric Power Research Institute of China Southern Power Grid Company Limited, Guangzhou
关键词
Coordinated control; Distribution network; Flexible load; Island; Wide-area measurement information;
D O I
10.7500/AEPS20190829003
中图分类号
学科分类号
摘要
With the large-scale access of distributed generators and other power electronic equipment to the distribution network, new requirements are brought about to both control flexibility and control time scale of distribution networks. The deployment of synchrophasor measurement unit for distribution network (D-PMU) opens up a new situation for online monitoring and real-time control of the distribution network. Aiming at the new control framework and new control methods formed after the integration of D-PMU data and the distribution network measurement system, prior research on source-grid-load coordinated control in the distribution network based on wide-area measurement information is summarized. The research mainly includes the power prediction of distributed generators and flexible load modeling in the background of multi-source data fusion, the rapid source-grid-load coordinated control to solve the power fluctuation of renewable energy and the voltage security problem, and the usage of fast synchronization characteristics of D-PMU data to realize island smoothing switch and stability control, etc. According to the above content, the corresponding technical route is conceived, and the key technical difficulties are prospected. The application of some technologies in the demonstration project is introduced. © 2020 Automation of Electric Power Systems Press.
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页码:12 / 22
页数:10
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