A New Method for Fault Location in Distribution Networks Based on Voltage Sag Measurements
Autor(a) principal: | |
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Data de Publicação: | 2020 |
Outros Autores: | , |
Tipo de documento: | Artigo |
Idioma: | eng |
Título da fonte: | Repositório Institucional da UNESP |
Texto Completo: | http://dx.doi.org/10.1109/TPWRD.2020.2987892 http://hdl.handle.net/11449/201120 |
Resumo: | This paper presents an innovative method for fault location in distribution networks based on classical circuit analyses. Two synchronized and few nonsynchronized pre- and during-fault voltages are required at few buses along with the impedance matrix. A new impedance matrix manipulation procedure is proposed so that the distribution system is investigated in partitions across multiple subsystems. This procedure allows the fault location process to be performed by solving systems of determined equations, making the method more technically accessible. The fault is located by analyzing the voltage sag at the terminal-bus of each subsystem separately. The proposed method is validated on the IEEE 33-bus, 12.66 kV distribution system with/without distributed generation (DG). Simulation results show the robustness and accuracy of the method under several pre- and during-fault scenarios and measurements errors. |
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Repositório Institucional da UNESP |
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A New Method for Fault Location in Distribution Networks Based on Voltage Sag MeasurementsClassical techniqueCurrent measurementdistributed generationdistribution networksFault currentsFault locationfault locationImpedancePhasor measurement unitsPower qualityVoltage measurementvoltage measurementsThis paper presents an innovative method for fault location in distribution networks based on classical circuit analyses. Two synchronized and few nonsynchronized pre- and during-fault voltages are required at few buses along with the impedance matrix. A new impedance matrix manipulation procedure is proposed so that the distribution system is investigated in partitions across multiple subsystems. This procedure allows the fault location process to be performed by solving systems of determined equations, making the method more technically accessible. The fault is located by analyzing the voltage sag at the terminal-bus of each subsystem separately. The proposed method is validated on the IEEE 33-bus, 12.66 kV distribution system with/without distributed generation (DG). Simulation results show the robustness and accuracy of the method under several pre- and during-fault scenarios and measurements errors.Electrical Engineering, Sao Paulo State University-UNESP, Ilha Solteira, Sao Paulo Brazil (e-mail: ricardobuzo00@hotmail.com)Electrical engineering, Sao Paulo State University - UNESP, Ilha Solteira, So Paulo Brazil (e-mail: henrique1226@hotmail.com)Electrical Engineering, Sao Paulo State University-UNESP, Ilha Solteira, Sao Paulo Brazil 15385-000 (e-mail: bertequini@dee.feis.unesp.br)Universidade Estadual Paulista (Unesp)Fonseca Buzo, RicardoBarradas, Henrique MolinaLeao, Fabio Bertequini2020-12-12T02:24:36Z2020-12-12T02:24:36Z2020-01-01info:eu-repo/semantics/publishedVersioninfo:eu-repo/semantics/articlehttp://dx.doi.org/10.1109/TPWRD.2020.2987892IEEE Transactions on Power Delivery.1937-42080885-8977http://hdl.handle.net/11449/20112010.1109/TPWRD.2020.29878922-s2.0-85083711502Scopusreponame:Repositório Institucional da UNESPinstname:Universidade Estadual Paulista (UNESP)instacron:UNESPengIEEE Transactions on Power Deliveryinfo:eu-repo/semantics/openAccess2024-07-04T19:06:36Zoai:repositorio.unesp.br:11449/201120Repositório InstitucionalPUBhttp://repositorio.unesp.br/oai/requestopendoar:29462024-08-05T21:14:15.277233Repositório Institucional da UNESP - Universidade Estadual Paulista (UNESP)false |
dc.title.none.fl_str_mv |
A New Method for Fault Location in Distribution Networks Based on Voltage Sag Measurements |
title |
A New Method for Fault Location in Distribution Networks Based on Voltage Sag Measurements |
spellingShingle |
A New Method for Fault Location in Distribution Networks Based on Voltage Sag Measurements Fonseca Buzo, Ricardo Classical technique Current measurement distributed generation distribution networks Fault currents Fault location fault location Impedance Phasor measurement units Power quality Voltage measurement voltage measurements |
title_short |
A New Method for Fault Location in Distribution Networks Based on Voltage Sag Measurements |
title_full |
A New Method for Fault Location in Distribution Networks Based on Voltage Sag Measurements |
title_fullStr |
A New Method for Fault Location in Distribution Networks Based on Voltage Sag Measurements |
title_full_unstemmed |
A New Method for Fault Location in Distribution Networks Based on Voltage Sag Measurements |
title_sort |
A New Method for Fault Location in Distribution Networks Based on Voltage Sag Measurements |
author |
Fonseca Buzo, Ricardo |
author_facet |
Fonseca Buzo, Ricardo Barradas, Henrique Molina Leao, Fabio Bertequini |
author_role |
author |
author2 |
Barradas, Henrique Molina Leao, Fabio Bertequini |
author2_role |
author author |
dc.contributor.none.fl_str_mv |
Universidade Estadual Paulista (Unesp) |
dc.contributor.author.fl_str_mv |
Fonseca Buzo, Ricardo Barradas, Henrique Molina Leao, Fabio Bertequini |
dc.subject.por.fl_str_mv |
Classical technique Current measurement distributed generation distribution networks Fault currents Fault location fault location Impedance Phasor measurement units Power quality Voltage measurement voltage measurements |
topic |
Classical technique Current measurement distributed generation distribution networks Fault currents Fault location fault location Impedance Phasor measurement units Power quality Voltage measurement voltage measurements |
description |
This paper presents an innovative method for fault location in distribution networks based on classical circuit analyses. Two synchronized and few nonsynchronized pre- and during-fault voltages are required at few buses along with the impedance matrix. A new impedance matrix manipulation procedure is proposed so that the distribution system is investigated in partitions across multiple subsystems. This procedure allows the fault location process to be performed by solving systems of determined equations, making the method more technically accessible. The fault is located by analyzing the voltage sag at the terminal-bus of each subsystem separately. The proposed method is validated on the IEEE 33-bus, 12.66 kV distribution system with/without distributed generation (DG). Simulation results show the robustness and accuracy of the method under several pre- and during-fault scenarios and measurements errors. |
publishDate |
2020 |
dc.date.none.fl_str_mv |
2020-12-12T02:24:36Z 2020-12-12T02:24:36Z 2020-01-01 |
dc.type.status.fl_str_mv |
info:eu-repo/semantics/publishedVersion |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/article |
format |
article |
status_str |
publishedVersion |
dc.identifier.uri.fl_str_mv |
http://dx.doi.org/10.1109/TPWRD.2020.2987892 IEEE Transactions on Power Delivery. 1937-4208 0885-8977 http://hdl.handle.net/11449/201120 10.1109/TPWRD.2020.2987892 2-s2.0-85083711502 |
url |
http://dx.doi.org/10.1109/TPWRD.2020.2987892 http://hdl.handle.net/11449/201120 |
identifier_str_mv |
IEEE Transactions on Power Delivery. 1937-4208 0885-8977 10.1109/TPWRD.2020.2987892 2-s2.0-85083711502 |
dc.language.iso.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
IEEE Transactions on Power Delivery |
dc.rights.driver.fl_str_mv |
info:eu-repo/semantics/openAccess |
eu_rights_str_mv |
openAccess |
dc.source.none.fl_str_mv |
Scopus reponame:Repositório Institucional da UNESP instname:Universidade Estadual Paulista (UNESP) instacron:UNESP |
instname_str |
Universidade Estadual Paulista (UNESP) |
instacron_str |
UNESP |
institution |
UNESP |
reponame_str |
Repositório Institucional da UNESP |
collection |
Repositório Institucional da UNESP |
repository.name.fl_str_mv |
Repositório Institucional da UNESP - Universidade Estadual Paulista (UNESP) |
repository.mail.fl_str_mv |
|
_version_ |
1808129300223754240 |