Optimization of PSVR parameters of condenser based on MATLAB/Simulink simulation

Installing a power system voltage regulator (PSVR) on the condenser can enhance the dynamic voltage control capability of the local high-voltage bus voltage, but there are still few studies on the optimization of PSVR parameters. The dynamic model of the condenser is built to determine the analytica...

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Main Authors: Li Zhiyuan, Wang Kewen, Liu Yanhong
Format: Article
Language:English
Published: EDP Sciences 2021-01-01
Series:E3S Web of Conferences
Online Access:https://www.e3s-conferences.org/articles/e3sconf/pdf/2021/24/e3sconf_caes2021_01009.pdf
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author Li Zhiyuan
Wang Kewen
Liu Yanhong
author_facet Li Zhiyuan
Wang Kewen
Liu Yanhong
author_sort Li Zhiyuan
collection DOAJ
description Installing a power system voltage regulator (PSVR) on the condenser can enhance the dynamic voltage control capability of the local high-voltage bus voltage, but there are still few studies on the optimization of PSVR parameters. The dynamic model of the condenser is built to determine the analytical expression between the system voltage disturbance and the change of the control target, and the influence trend of PSVR on the dynamic voltage characteristics of the condenser is analyzed. Furthermore, in the MATLAB/Simulink environment, a PSVR-containing condenser model is built, and a quantitative index for evaluating the phase-frequency characteristics of the condenser is proposed. Based on this index, the PSVR time constant is optimized through the simulation of the dynamic voltage characteristics of the condenser, and using eigenvalue root locus method combined with dynamic simulation to coordinate PSVR gain coefficient, achieve PSVR parameter optimization. The simulation results under the single-machine and three-machine systems show that after the PSVR parameter optimization, the voltage oscillation mode of the condenser is effectively improved.
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spelling doaj.art-3215332cc95f4b95a29497d39ef9cfc22022-12-21T22:27:51ZengEDP SciencesE3S Web of Conferences2267-12422021-01-012480100910.1051/e3sconf/202124801009e3sconf_caes2021_01009Optimization of PSVR parameters of condenser based on MATLAB/Simulink simulationLi Zhiyuan0Wang Kewen1Liu Yanhong2School of Electrical Engineering, Zhengzhou UniversitySchool of Electrical Engineering, Zhengzhou UniversitySchool of Electrical Engineering, Zhengzhou UniversityInstalling a power system voltage regulator (PSVR) on the condenser can enhance the dynamic voltage control capability of the local high-voltage bus voltage, but there are still few studies on the optimization of PSVR parameters. The dynamic model of the condenser is built to determine the analytical expression between the system voltage disturbance and the change of the control target, and the influence trend of PSVR on the dynamic voltage characteristics of the condenser is analyzed. Furthermore, in the MATLAB/Simulink environment, a PSVR-containing condenser model is built, and a quantitative index for evaluating the phase-frequency characteristics of the condenser is proposed. Based on this index, the PSVR time constant is optimized through the simulation of the dynamic voltage characteristics of the condenser, and using eigenvalue root locus method combined with dynamic simulation to coordinate PSVR gain coefficient, achieve PSVR parameter optimization. The simulation results under the single-machine and three-machine systems show that after the PSVR parameter optimization, the voltage oscillation mode of the condenser is effectively improved.https://www.e3s-conferences.org/articles/e3sconf/pdf/2021/24/e3sconf_caes2021_01009.pdf
spellingShingle Li Zhiyuan
Wang Kewen
Liu Yanhong
Optimization of PSVR parameters of condenser based on MATLAB/Simulink simulation
E3S Web of Conferences
title Optimization of PSVR parameters of condenser based on MATLAB/Simulink simulation
title_full Optimization of PSVR parameters of condenser based on MATLAB/Simulink simulation
title_fullStr Optimization of PSVR parameters of condenser based on MATLAB/Simulink simulation
title_full_unstemmed Optimization of PSVR parameters of condenser based on MATLAB/Simulink simulation
title_short Optimization of PSVR parameters of condenser based on MATLAB/Simulink simulation
title_sort optimization of psvr parameters of condenser based on matlab simulink simulation
url https://www.e3s-conferences.org/articles/e3sconf/pdf/2021/24/e3sconf_caes2021_01009.pdf
work_keys_str_mv AT lizhiyuan optimizationofpsvrparametersofcondenserbasedonmatlabsimulinksimulation
AT wangkewen optimizationofpsvrparametersofcondenserbasedonmatlabsimulinksimulation
AT liuyanhong optimizationofpsvrparametersofcondenserbasedonmatlabsimulinksimulation