Optimal under voltage load shedding based on voltage stability index

This paper presents a methodology for under voltage load shedding using a metaheuristic optimization technique and a stability criterion. Two strategies are proposed to find the minimal size and location of load to shed for the recovery of normal operation conditions. The first one is based on a cla...

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Main Authors: Sandra Pérez, Karol López, Luis Rodríguez
Format: Article
Language:English
Published: Universidad Nacional de Colombia 2016-05-01
Series:Ingeniería e Investigación
Subjects:
Online Access:https://revistas.unal.edu.co/index.php/ingeinv/article/view/53773
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author Sandra Pérez
Karol López
Luis Rodríguez
author_facet Sandra Pérez
Karol López
Luis Rodríguez
author_sort Sandra Pérez
collection DOAJ
description This paper presents a methodology for under voltage load shedding using a metaheuristic optimization technique and a stability criterion. Two strategies are proposed to find the minimal size and location of load to shed for the recovery of normal operation conditions. The first one is based on a classical criterion for the under voltage load shedding, identifying the load to disconnect by considering bus voltage level; the second includes a simplified voltage stability index SVSI, which identifies critical buses in the system. The proposed methodology is implemented in an IEEE 14 bus test system, considering a heavy loading condition with and without contingency to validate its efficiency.
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spelling doaj.art-6cb5fb3200ac44ce9afe35c2c737361e2022-12-22T01:16:38ZengUniversidad Nacional de ColombiaIngeniería e Investigación0120-56092248-87232016-05-01362435010.15446/ing.investig.v36n2.5377343588Optimal under voltage load shedding based on voltage stability indexSandra Pérez0Karol López1Luis Rodríguez2Associated professor at Universidad Tecnológica de Pereira, Colombia.Researcher at ICE3, Universidad Tecnológica de Pereira, Colombia.Researcher at ICE3, Universidad Tecnológica de Pereira, Colombia.This paper presents a methodology for under voltage load shedding using a metaheuristic optimization technique and a stability criterion. Two strategies are proposed to find the minimal size and location of load to shed for the recovery of normal operation conditions. The first one is based on a classical criterion for the under voltage load shedding, identifying the load to disconnect by considering bus voltage level; the second includes a simplified voltage stability index SVSI, which identifies critical buses in the system. The proposed methodology is implemented in an IEEE 14 bus test system, considering a heavy loading condition with and without contingency to validate its efficiency.https://revistas.unal.edu.co/index.php/ingeinv/article/view/53773Load sheddingvoltage stabilityparticle swarm optimization
spellingShingle Sandra Pérez
Karol López
Luis Rodríguez
Optimal under voltage load shedding based on voltage stability index
Ingeniería e Investigación
Load shedding
voltage stability
particle swarm optimization
title Optimal under voltage load shedding based on voltage stability index
title_full Optimal under voltage load shedding based on voltage stability index
title_fullStr Optimal under voltage load shedding based on voltage stability index
title_full_unstemmed Optimal under voltage load shedding based on voltage stability index
title_short Optimal under voltage load shedding based on voltage stability index
title_sort optimal under voltage load shedding based on voltage stability index
topic Load shedding
voltage stability
particle swarm optimization
url https://revistas.unal.edu.co/index.php/ingeinv/article/view/53773
work_keys_str_mv AT sandraperez optimalundervoltageloadsheddingbasedonvoltagestabilityindex
AT karollopez optimalundervoltageloadsheddingbasedonvoltagestabilityindex
AT luisrodriguez optimalundervoltageloadsheddingbasedonvoltagestabilityindex