Optimal Power Dispatch of Distributed Generators in Direct Current Networks Using a Master–Slave Methodology That Combines the Salp Swarm Algorithm and the Successive Approximation Method

This paper addresses the Optimal Power Flow (OPF) problem in Direct Current (DC) networks by considering the integration of Distributed Generators (DGs). In order to model said problem, this study employs a mathematical formulation that has, as the objective function, the reduction in power losses a...

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Autores principales: Andrés Alfonso Rosales Muñoz, Luis Fernando Grisales-Noreña, Jhon Montano, Oscar Danilo Montoya, Diego Armando Giral-Ramírez
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Publicado: MDPI AG 2021
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spelling oai:doaj.org-article:7990777a77744197bbbf840ca9868fe72021-11-25T17:25:09ZOptimal Power Dispatch of Distributed Generators in Direct Current Networks Using a Master–Slave Methodology That Combines the Salp Swarm Algorithm and the Successive Approximation Method10.3390/electronics102228372079-9292https://doaj.org/article/7990777a77744197bbbf840ca9868fe72021-11-01T00:00:00Zhttps://www.mdpi.com/2079-9292/10/22/2837https://doaj.org/toc/2079-9292This paper addresses the Optimal Power Flow (OPF) problem in Direct Current (DC) networks by considering the integration of Distributed Generators (DGs). In order to model said problem, this study employs a mathematical formulation that has, as the objective function, the reduction in power losses associated with energy transport and that considers the set of constraints that compose DC networks in an environment of distributed generation. To solve this mathematical formulation, a master–slave methodology that combines the Salp Swarm Algorithm (SSA) and the Successive Approximations (SA) method was used here. The effectiveness, repeatability, and robustness of the proposed solution methodology was validated using two test systems (the 21- and 69-node systems), five other optimization methods reported in the specialized literature, and three different penetration levels of distributed generation: 20%, 40%, and 60% of the power provided by the slack node in the test systems in an environment with no DGs (base case). All simulations were executed 100 times for each solution methodology in the different test scenarios. The purpose of this was to evaluate the repeatability of the solutions provided by each technique by analyzing their minimum and average power losses and required processing times. The results show that the proposed solution methodology achieved the best trade-off between (minimum and average) power loss reduction and processing time for networks of any size.Andrés Alfonso Rosales MuñozLuis Fernando Grisales-NoreñaJhon MontanoOscar Danilo MontoyaDiego Armando Giral-RamírezMDPI AGarticleoptimal power flowpower flow problemoptimization algorithmsDC networkselectrical energycombinatorial optimizationElectronicsTK7800-8360ENElectronics, Vol 10, Iss 2837, p 2837 (2021)
institution DOAJ
collection DOAJ
language EN
topic optimal power flow
power flow problem
optimization algorithms
DC networks
electrical energy
combinatorial optimization
Electronics
TK7800-8360
spellingShingle optimal power flow
power flow problem
optimization algorithms
DC networks
electrical energy
combinatorial optimization
Electronics
TK7800-8360
Andrés Alfonso Rosales Muñoz
Luis Fernando Grisales-Noreña
Jhon Montano
Oscar Danilo Montoya
Diego Armando Giral-Ramírez
Optimal Power Dispatch of Distributed Generators in Direct Current Networks Using a Master–Slave Methodology That Combines the Salp Swarm Algorithm and the Successive Approximation Method
description This paper addresses the Optimal Power Flow (OPF) problem in Direct Current (DC) networks by considering the integration of Distributed Generators (DGs). In order to model said problem, this study employs a mathematical formulation that has, as the objective function, the reduction in power losses associated with energy transport and that considers the set of constraints that compose DC networks in an environment of distributed generation. To solve this mathematical formulation, a master–slave methodology that combines the Salp Swarm Algorithm (SSA) and the Successive Approximations (SA) method was used here. The effectiveness, repeatability, and robustness of the proposed solution methodology was validated using two test systems (the 21- and 69-node systems), five other optimization methods reported in the specialized literature, and three different penetration levels of distributed generation: 20%, 40%, and 60% of the power provided by the slack node in the test systems in an environment with no DGs (base case). All simulations were executed 100 times for each solution methodology in the different test scenarios. The purpose of this was to evaluate the repeatability of the solutions provided by each technique by analyzing their minimum and average power losses and required processing times. The results show that the proposed solution methodology achieved the best trade-off between (minimum and average) power loss reduction and processing time for networks of any size.
format article
author Andrés Alfonso Rosales Muñoz
Luis Fernando Grisales-Noreña
Jhon Montano
Oscar Danilo Montoya
Diego Armando Giral-Ramírez
author_facet Andrés Alfonso Rosales Muñoz
Luis Fernando Grisales-Noreña
Jhon Montano
Oscar Danilo Montoya
Diego Armando Giral-Ramírez
author_sort Andrés Alfonso Rosales Muñoz
title Optimal Power Dispatch of Distributed Generators in Direct Current Networks Using a Master–Slave Methodology That Combines the Salp Swarm Algorithm and the Successive Approximation Method
title_short Optimal Power Dispatch of Distributed Generators in Direct Current Networks Using a Master–Slave Methodology That Combines the Salp Swarm Algorithm and the Successive Approximation Method
title_full Optimal Power Dispatch of Distributed Generators in Direct Current Networks Using a Master–Slave Methodology That Combines the Salp Swarm Algorithm and the Successive Approximation Method
title_fullStr Optimal Power Dispatch of Distributed Generators in Direct Current Networks Using a Master–Slave Methodology That Combines the Salp Swarm Algorithm and the Successive Approximation Method
title_full_unstemmed Optimal Power Dispatch of Distributed Generators in Direct Current Networks Using a Master–Slave Methodology That Combines the Salp Swarm Algorithm and the Successive Approximation Method
title_sort optimal power dispatch of distributed generators in direct current networks using a master–slave methodology that combines the salp swarm algorithm and the successive approximation method
publisher MDPI AG
publishDate 2021
url https://doaj.org/article/7990777a77744197bbbf840ca9868fe7
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