Enhancing low voltage ride through capability of grid connected DFIG based WECS using WCA-PSO tuned STATCOM controller

This paper investigates the utilization of a STATCOM to enhance the LVRT capability of a 9 MW DFIG based Wind Power Plant (WPP) during grid faults. The STATCOM under investigation is tuned using the Water Cycle Algorithm (WCA), Particle Swarm Optimization (PSO) and a hybrid algorithm of both WCA and...

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Main Authors: Irene Ndunge Muisyo, Christopher Maina Muriithi, Stanley Irungu Kamau
Format: Article
Language:English
Published: Elsevier 2022-08-01
Series:Heliyon
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2405844022012877
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author Irene Ndunge Muisyo
Christopher Maina Muriithi
Stanley Irungu Kamau
author_facet Irene Ndunge Muisyo
Christopher Maina Muriithi
Stanley Irungu Kamau
author_sort Irene Ndunge Muisyo
collection DOAJ
description This paper investigates the utilization of a STATCOM to enhance the LVRT capability of a 9 MW DFIG based Wind Power Plant (WPP) during grid faults. The STATCOM under investigation is tuned using the Water Cycle Algorithm (WCA), Particle Swarm Optimization (PSO) and a hybrid algorithm of both WCA and PSO. Simulations are carried out in MATLAB programming software, using SimScape toolbox. Performance analysis is done by investigating the ability of the test system to ride through voltage sags on the grid side, with incorporation of the STATCOM tuned using WCA, PSO and further with the hybrid WCA-PSO algorithm. To confirm effectiveness of the proposed algorithm, simulation results for the three scenarios are compared. Results show that LVRT capability of the Danish power system was met for L-G faults. However, without a STATCOM, the WPP could not ride through LLL-G faults. When STATCOM was incorporated, LVRT capability requirements were met. Voltage fluctuations reduce from 17% to 3%, without STATCOM and with WCA-PSO tuned model, respectively, during L-G faults. During LLL-G faults, voltage magnitude fluctuates from 60% to 25%, without STATCOM and with WCA-PSO tuned model respectively. WCA-PSO tuned STATCOM also resulted in the least voltage, active and reactive power overshoots.
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spelling doaj.art-a55e07813a034b9287016298c7221afb2022-12-22T02:09:10ZengElsevierHeliyon2405-84402022-08-0188e09999Enhancing low voltage ride through capability of grid connected DFIG based WECS using WCA-PSO tuned STATCOM controllerIrene Ndunge Muisyo0Christopher Maina Muriithi1Stanley Irungu Kamau2Pan African University Institute for Basic Sciences, Technology, and Innovation (PAUSTI), Kenya; Corresponding author.Murang’a University of Technology (MUT), KenyaJomo Kenyatta University of Agriculture and Technology (JKUAT), KenyaThis paper investigates the utilization of a STATCOM to enhance the LVRT capability of a 9 MW DFIG based Wind Power Plant (WPP) during grid faults. The STATCOM under investigation is tuned using the Water Cycle Algorithm (WCA), Particle Swarm Optimization (PSO) and a hybrid algorithm of both WCA and PSO. Simulations are carried out in MATLAB programming software, using SimScape toolbox. Performance analysis is done by investigating the ability of the test system to ride through voltage sags on the grid side, with incorporation of the STATCOM tuned using WCA, PSO and further with the hybrid WCA-PSO algorithm. To confirm effectiveness of the proposed algorithm, simulation results for the three scenarios are compared. Results show that LVRT capability of the Danish power system was met for L-G faults. However, without a STATCOM, the WPP could not ride through LLL-G faults. When STATCOM was incorporated, LVRT capability requirements were met. Voltage fluctuations reduce from 17% to 3%, without STATCOM and with WCA-PSO tuned model, respectively, during L-G faults. During LLL-G faults, voltage magnitude fluctuates from 60% to 25%, without STATCOM and with WCA-PSO tuned model respectively. WCA-PSO tuned STATCOM also resulted in the least voltage, active and reactive power overshoots.http://www.sciencedirect.com/science/article/pii/S2405844022012877LVRTPSOSTATCOMVSIWCA
spellingShingle Irene Ndunge Muisyo
Christopher Maina Muriithi
Stanley Irungu Kamau
Enhancing low voltage ride through capability of grid connected DFIG based WECS using WCA-PSO tuned STATCOM controller
Heliyon
LVRT
PSO
STATCOM
VSI
WCA
title Enhancing low voltage ride through capability of grid connected DFIG based WECS using WCA-PSO tuned STATCOM controller
title_full Enhancing low voltage ride through capability of grid connected DFIG based WECS using WCA-PSO tuned STATCOM controller
title_fullStr Enhancing low voltage ride through capability of grid connected DFIG based WECS using WCA-PSO tuned STATCOM controller
title_full_unstemmed Enhancing low voltage ride through capability of grid connected DFIG based WECS using WCA-PSO tuned STATCOM controller
title_short Enhancing low voltage ride through capability of grid connected DFIG based WECS using WCA-PSO tuned STATCOM controller
title_sort enhancing low voltage ride through capability of grid connected dfig based wecs using wca pso tuned statcom controller
topic LVRT
PSO
STATCOM
VSI
WCA
url http://www.sciencedirect.com/science/article/pii/S2405844022012877
work_keys_str_mv AT irenendungemuisyo enhancinglowvoltageridethroughcapabilityofgridconnecteddfigbasedwecsusingwcapsotunedstatcomcontroller
AT christophermainamuriithi enhancinglowvoltageridethroughcapabilityofgridconnecteddfigbasedwecsusingwcapsotunedstatcomcontroller
AT stanleyirungukamau enhancinglowvoltageridethroughcapabilityofgridconnecteddfigbasedwecsusingwcapsotunedstatcomcontroller