Optimal Allocation of Static Var Compensators in Electric Power Systems

In the current age, power systems contain many modern elements, one example being Flexible AC Transmission System (FACTS) devices, which play an important role in enhancing the static and dynamic performance of the systems. However, due to the high costs of FACTS devices, the location, type, and val...

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Main Authors: Martin Ćalasan, Tatjana Konjić, Katarina Kecojević, Lazar Nikitović
Format: Article
Language:English
Published: MDPI AG 2020-06-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/13/12/3219
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author Martin Ćalasan
Tatjana Konjić
Katarina Kecojević
Lazar Nikitović
author_facet Martin Ćalasan
Tatjana Konjić
Katarina Kecojević
Lazar Nikitović
author_sort Martin Ćalasan
collection DOAJ
description In the current age, power systems contain many modern elements, one example being Flexible AC Transmission System (FACTS) devices, which play an important role in enhancing the static and dynamic performance of the systems. However, due to the high costs of FACTS devices, the location, type, and value of the reactive power of these devices must be optimized to maximize their resulting benefits. In this paper, the problem of optimal power flow for the minimization of power losses is considered for a power system with or without a FACTS controller, such as a Static Var Compensator (SVC) device The impact of location and SVC reactive power values on power system losses are considered in power systems with and without the presence of wind power. Furthermore, constant and variable load are considered. The mentioned investigation is realized on both IEEE 9 and IEEE 30 test bus systems. Optimal SVC allocation are performed in program GAMS using CONOPT solver. For constant load data, the obtained results of an optimal SVC allocation and the minimal value of power losses are compared with known solutions from the literature. It is shown that the CONOPT solver is useful for finding the optimal location of SVC devices in a power system with or without the presence of wind energy. The comparison of results obtained using CONOPT solver and four metaheuristic method for minimization of power system losses are also investigated and presented.
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spelling doaj.art-8deddbdefe7f476fb5ae5e9c1b66c7882023-11-20T04:30:51ZengMDPI AGEnergies1996-10732020-06-011312321910.3390/en13123219Optimal Allocation of Static Var Compensators in Electric Power SystemsMartin Ćalasan0Tatjana Konjić1Katarina Kecojević2Lazar Nikitović3Faculty of Electrical Engineering, University of Montenegro, 81000 Podgorica, MontenegroFaculty of Electrical Engineering, University of Sarajevo, 71000 Sarajevo, Bosna and HerzegovinaFaculty of Electrical Engineering, University of Montenegro, 81000 Podgorica, MontenegroFaculty of Electrical Engineering, University of Montenegro, 81000 Podgorica, MontenegroIn the current age, power systems contain many modern elements, one example being Flexible AC Transmission System (FACTS) devices, which play an important role in enhancing the static and dynamic performance of the systems. However, due to the high costs of FACTS devices, the location, type, and value of the reactive power of these devices must be optimized to maximize their resulting benefits. In this paper, the problem of optimal power flow for the minimization of power losses is considered for a power system with or without a FACTS controller, such as a Static Var Compensator (SVC) device The impact of location and SVC reactive power values on power system losses are considered in power systems with and without the presence of wind power. Furthermore, constant and variable load are considered. The mentioned investigation is realized on both IEEE 9 and IEEE 30 test bus systems. Optimal SVC allocation are performed in program GAMS using CONOPT solver. For constant load data, the obtained results of an optimal SVC allocation and the minimal value of power losses are compared with known solutions from the literature. It is shown that the CONOPT solver is useful for finding the optimal location of SVC devices in a power system with or without the presence of wind energy. The comparison of results obtained using CONOPT solver and four metaheuristic method for minimization of power system losses are also investigated and presented.https://www.mdpi.com/1996-1073/13/12/3219power system lossesSVC deviceswind energyoptimal locationCONOPT solvermetaheuristic methods
spellingShingle Martin Ćalasan
Tatjana Konjić
Katarina Kecojević
Lazar Nikitović
Optimal Allocation of Static Var Compensators in Electric Power Systems
Energies
power system losses
SVC devices
wind energy
optimal location
CONOPT solver
metaheuristic methods
title Optimal Allocation of Static Var Compensators in Electric Power Systems
title_full Optimal Allocation of Static Var Compensators in Electric Power Systems
title_fullStr Optimal Allocation of Static Var Compensators in Electric Power Systems
title_full_unstemmed Optimal Allocation of Static Var Compensators in Electric Power Systems
title_short Optimal Allocation of Static Var Compensators in Electric Power Systems
title_sort optimal allocation of static var compensators in electric power systems
topic power system losses
SVC devices
wind energy
optimal location
CONOPT solver
metaheuristic methods
url https://www.mdpi.com/1996-1073/13/12/3219
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AT lazarnikitovic optimalallocationofstaticvarcompensatorsinelectricpowersystems