Strategic Sizing and Placement of Distributed Generation in Radial Distributed Networks Using Multiobjective PSO

Distributed generators (DGs) offer significant advantages to electric power systems, including improved system losses, stability, and reduced losses. However, realizing these benefits necessitates optimal DG site selection and sizing. This study proposes a traditional multiobjective particle swarm o...

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Main Authors: Tom Wanjekeche, Andreas A. Ndapuka, Lupembe Nicksen Mukena
Format: Article
Language:English
Published: Hindawi Limited 2023-01-01
Series:Journal of Energy
Online Access:http://dx.doi.org/10.1155/2023/6678491
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author Tom Wanjekeche
Andreas A. Ndapuka
Lupembe Nicksen Mukena
author_facet Tom Wanjekeche
Andreas A. Ndapuka
Lupembe Nicksen Mukena
author_sort Tom Wanjekeche
collection DOAJ
description Distributed generators (DGs) offer significant advantages to electric power systems, including improved system losses, stability, and reduced losses. However, realizing these benefits necessitates optimal DG site selection and sizing. This study proposes a traditional multiobjective particle swarm optimization (PSO) approach to determine the optimal location and size of renewable energy-based DGs (wind and solar) on the Namibian distribution system. The aim is to enhance voltage profiles and minimize power losses and total DG cost. Probabilistic models are employed to account for the random nature of wind speeds and solar irradiances. This is used in an algorithm which eventually optimizes the siting and sizing of DGs using the nearest main substation as reference. The proposed method is tested on the Vhungu-Vhungu 11 kV distribution network in Namibia. Four cases were considered: base case with no DG, solar power, wind power, and a hybrid of both wind and solar. Optimal values for each case are determined and analyzed: 0.69.93 kW at 26 km for solar PV-based DG and 100 kW at 42 km for wind-based DG. These findings will serve as a valuable blueprint for future DG connections on the Namibian distribution network, providing guidance for optimizing system performance.
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spelling doaj.art-dfe6717b0d9e47a7bc292608ebb158872023-10-12T00:00:23ZengHindawi LimitedJournal of Energy2314-615X2023-01-01202310.1155/2023/6678491Strategic Sizing and Placement of Distributed Generation in Radial Distributed Networks Using Multiobjective PSOTom Wanjekeche0Andreas A. Ndapuka1Lupembe Nicksen Mukena2Department of Electrical and Computer EngineeringDepartment of Electrical and Computer EngineeringDepartment of Electrical and Computer EngineeringDistributed generators (DGs) offer significant advantages to electric power systems, including improved system losses, stability, and reduced losses. However, realizing these benefits necessitates optimal DG site selection and sizing. This study proposes a traditional multiobjective particle swarm optimization (PSO) approach to determine the optimal location and size of renewable energy-based DGs (wind and solar) on the Namibian distribution system. The aim is to enhance voltage profiles and minimize power losses and total DG cost. Probabilistic models are employed to account for the random nature of wind speeds and solar irradiances. This is used in an algorithm which eventually optimizes the siting and sizing of DGs using the nearest main substation as reference. The proposed method is tested on the Vhungu-Vhungu 11 kV distribution network in Namibia. Four cases were considered: base case with no DG, solar power, wind power, and a hybrid of both wind and solar. Optimal values for each case are determined and analyzed: 0.69.93 kW at 26 km for solar PV-based DG and 100 kW at 42 km for wind-based DG. These findings will serve as a valuable blueprint for future DG connections on the Namibian distribution network, providing guidance for optimizing system performance.http://dx.doi.org/10.1155/2023/6678491
spellingShingle Tom Wanjekeche
Andreas A. Ndapuka
Lupembe Nicksen Mukena
Strategic Sizing and Placement of Distributed Generation in Radial Distributed Networks Using Multiobjective PSO
Journal of Energy
title Strategic Sizing and Placement of Distributed Generation in Radial Distributed Networks Using Multiobjective PSO
title_full Strategic Sizing and Placement of Distributed Generation in Radial Distributed Networks Using Multiobjective PSO
title_fullStr Strategic Sizing and Placement of Distributed Generation in Radial Distributed Networks Using Multiobjective PSO
title_full_unstemmed Strategic Sizing and Placement of Distributed Generation in Radial Distributed Networks Using Multiobjective PSO
title_short Strategic Sizing and Placement of Distributed Generation in Radial Distributed Networks Using Multiobjective PSO
title_sort strategic sizing and placement of distributed generation in radial distributed networks using multiobjective pso
url http://dx.doi.org/10.1155/2023/6678491
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