A STEADY-STATE APPROACH TO PREVENT VOLTAGE COLLAPSE IN POWER SYSTEM

This paper presents a steady state approach to prevent voltage collapse in a power system. The power systemoperation close to stability boundaries is an important factor which may lead to voltage instability conditions. Thereare different ways to prevent voltage collapse in the power system; one of...

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Autores principales: Quirós Tortós, Jairo, Araya Padilla, Eddie
Formato: Online
Lenguaje:spa
Publicado: Universidad de Costa Rica 2013
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Acceso en línea:https://revistas.ucr.ac.cr/index.php/ingenieria/article/view/11691
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author Quirós Tortós, Jairo
Araya Padilla, Eddie
author_facet Quirós Tortós, Jairo
Araya Padilla, Eddie
author_sort Quirós Tortós, Jairo
collection Revista Ingeniería (RI)
description This paper presents a steady state approach to prevent voltage collapse in a power system. The power systemoperation close to stability boundaries is an important factor which may lead to voltage instability conditions. Thereare different ways to prevent voltage collapse in the power system; one of this is the correct coordination of theprotection devices to avoid undesirable equipment disconnections.This paper proposes a new method to coordinatethe back-up zone in the distance protection scheme. The methodology uses both Optimal Power Flow (OPF) andContinuation Power Flow (CPF) solutions to determine the impedance seen by the relay. These impedances are latercompared to conclude which is the best option to set the parameter for the back-up zone in the relay. The methodologyalso considers the distance to Maximum Loading Point (MLP) and the corresponding Voltage Collapse Point(VCP). Therefore, undesirable disconnections can be avoided when the power system operates close to the stabilityboundaries. In order to demonstrate and validate the methodology, simulations are carried out on the IEEE 14-bus testsystem using MATLAB.
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institution Instituto de Investigaciones en Ingeniería (INII)
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spelling INII-RI-article-116912020-08-11T16:05:03Z A STEADY-STATE APPROACH TO PREVENT VOLTAGE COLLAPSE IN POWER SYSTEM Quirós Tortós, Jairo Araya Padilla, Eddie Distance protection optimal power flow voltage collapse. Electric Machines This paper presents a steady state approach to prevent voltage collapse in a power system. The power systemoperation close to stability boundaries is an important factor which may lead to voltage instability conditions. Thereare different ways to prevent voltage collapse in the power system; one of this is the correct coordination of theprotection devices to avoid undesirable equipment disconnections.This paper proposes a new method to coordinatethe back-up zone in the distance protection scheme. The methodology uses both Optimal Power Flow (OPF) andContinuation Power Flow (CPF) solutions to determine the impedance seen by the relay. These impedances are latercompared to conclude which is the best option to set the parameter for the back-up zone in the relay. The methodologyalso considers the distance to Maximum Loading Point (MLP) and the corresponding Voltage Collapse Point(VCP). Therefore, undesirable disconnections can be avoided when the power system operates close to the stabilityboundaries. In order to demonstrate and validate the methodology, simulations are carried out on the IEEE 14-bus testsystem using MATLAB. Universidad de Costa Rica 2013-08-27 info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion Article Artículo application/pdf text/html text/html https://revistas.ucr.ac.cr/index.php/ingenieria/article/view/11691 10.15517/ring.v23i1.11691 Ingeniería; Vol. 23 No. 1 (2013): January-June 2013; 27-41 Ingeniería; Vol. 23 Núm. 1 (2013): Enero-Junio 2013; 27-41 Ingeniería; Vol. 23 N.º 1 (2013): Enero-Junio 2013; 27-41 2215-2652 1409-2441 spa https://revistas.ucr.ac.cr/index.php/ingenieria/article/view/11691/11011 https://revistas.ucr.ac.cr/index.php/ingenieria/article/view/11691/html_28 https://revistas.ucr.ac.cr/index.php/ingenieria/article/view/11691/html_29 Derechos de autor 2014 Revista Ingeniería
spellingShingle Distance protection
optimal power flow
voltage collapse.
Electric Machines
Quirós Tortós, Jairo
Araya Padilla, Eddie
A STEADY-STATE APPROACH TO PREVENT VOLTAGE COLLAPSE IN POWER SYSTEM
title A STEADY-STATE APPROACH TO PREVENT VOLTAGE COLLAPSE IN POWER SYSTEM
title_full A STEADY-STATE APPROACH TO PREVENT VOLTAGE COLLAPSE IN POWER SYSTEM
title_fullStr A STEADY-STATE APPROACH TO PREVENT VOLTAGE COLLAPSE IN POWER SYSTEM
title_full_unstemmed A STEADY-STATE APPROACH TO PREVENT VOLTAGE COLLAPSE IN POWER SYSTEM
title_short A STEADY-STATE APPROACH TO PREVENT VOLTAGE COLLAPSE IN POWER SYSTEM
title_sort steady state approach to prevent voltage collapse in power system
topic Distance protection
optimal power flow
voltage collapse.
Electric Machines
topic_facet Distance protection
optimal power flow
voltage collapse.
Electric Machines
url https://revistas.ucr.ac.cr/index.php/ingenieria/article/view/11691
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