VSC Based Controller for Damping SSR in Multigenerator System Using Genetic Algorithm and Simulated Annealing

  • Xiaotian Yuan
  • , Yujun Li
  • , Xiaofang Wu
  • , Shuai Gao
  • , Feng Zeng
  • , Zhengchun Du

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Sub-synchronous resonance (SSR) has become a serious potential threat for both generators and power grid in the modern power system. To deal with this problem, a voltage source converter (VSC) based controller named sub-synchronous resonance dynamic suppressor (SSRDS) is proposed and designed by genetic algorithm and simulated annealing (GA-SA). The control strategy of the SSRDS and its mechanism of damping SSR are presented and analyzed in this study. To improve the robustness and the damping effect of the SSRDS in the multi-mode and multi-generator system, the GA-SA is adopted to obtain the optimal control parameters. Based on the defined fitness function, the mathematical model of the optimization problem of the SSRDS is established and well solved by GA-SA in MATLAB. The nonlinear simulations based on a real multi-generator system in western China is performed in PSCAD to investigate the effectiveness of the proposed control strategy.

Original languageEnglish
Title of host publication2020 IEEE Power and Energy Society General Meeting, PESGM 2020
PublisherIEEE Computer Society
ISBN (Electronic)9781728155081
DOIs
StatePublished - 2 Aug 2020
Event2020 IEEE Power and Energy Society General Meeting, PESGM 2020 - Montreal, Canada
Duration: 2 Aug 20206 Aug 2020

Publication series

NameIEEE Power and Energy Society General Meeting
Volume2020-August
ISSN (Print)1944-9925
ISSN (Electronic)1944-9933

Conference

Conference2020 IEEE Power and Energy Society General Meeting, PESGM 2020
Country/TerritoryCanada
CityMontreal
Period2/08/206/08/20

Keywords

  • Genetic algorithm and simulated annealing
  • Optimal based control
  • Sub-synchronous resonance (SSR)
  • Voltage source converter (VSC)

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