Results 21 to 30 of about 12,321 (238)

Optimal Power Flow in Direct Current Networks Using the Antlion Optimizer [PDF]

open access: yes, 2020
This document presents a solution method for optimal power flow (OPF) problem in direct current (DC) networks by implementing a master-slave optimization methodology that combines an antlion optimizer (ALO) and a power flow approach based on successive ...
O. D. Garzon-Rivera   +4 more
semanticscholar   +3 more sources

Optimal Location and Sizing of PV Generation Units in Electrical Networks to Reduce the Total Annual Operating Costs: An Application of the Crow Search Algorithm [PDF]

open access: yesMathematics, 2022
This study presents a master–slave methodology to solve the problem of optimally locating and sizing photovoltaic (PV) generation units in electrical networks.
Brandon Cortés-Caicedo   +4 more
doaj   +3 more sources

Power Flow Analysis in DC Grids: Two Alternative Numerical Methods [PDF]

open access: yesIEEE Transactions on Circuits and Systems - II - Express Briefs, 2019
This express brief proposes two new iterative approaches for solving the power flow problem in direct current networks as efficient alternatives to the classical Gauss–Seidel and Newton–Raphson methods.
O. Montoya   +3 more
semanticscholar   +2 more sources

Efficient Reduction in the Annual Investment Costs in AC Distribution Networks via Optimal Integration of Solar PV Sources Using the Newton Metaheuristic Algorithm [PDF]

open access: yesApplied Sciences, 2021
This research addresses the problem of the optimal placement and sizing of (PV) sources in medium voltage distribution grids through the application of the recently developed Newton metaheuristic optimization algorithm (NMA).
Oscar Danilo Montoya   +4 more
doaj   +3 more sources

Optimal Integration of Dispersed Generation in Medium-Voltage Distribution Networks for Voltage Stability Enhancement [PDF]

open access: yesAlgorithms, 2022
This study addresses the problem of the maximization of the voltage stability index (λ-coefficient) in medium-voltage distribution networks considering the optimal placement and sizing of dispersed generators.
Brayan Enrique Aguirre-Angulo   +3 more
doaj   +3 more sources

K-inflationary Power Spectra in the Uniform Approximation [PDF]

open access: yes, 2008
The advent of explicit Dirac-Born-Infeld (DBI) inflationary models within string theory has drawn renewed interest to the cosmological role of unusual scalar field dynamics, usually referred to as k-inflation.
L. Lorenz, Jérôme Martin, C. Ringeval
semanticscholar   +4 more sources

Analysis of Power Losses in Electric Distribution System Using a MATLAB-Based Graphical User Interface (GUI) [PDF]

open access: yesWorkshop on Engineering Applications, 2019
This paper describes a graphical user interface (GUI) developed in MATLAB that provides a user-friendly environment for analyzing the power loss behavior in distribution networks with radial configurations.
L. Rojas, O. Montoya, J. Campillo
semanticscholar   +2 more sources

Vortex search and Chu-Beasley genetic algorithms for optimal location and sizing of distributed generators in distribution networks: A novel hybrid approach [PDF]

open access: yes, 2020
In this study, we analyzed the optimal location and sizing of distributed generators (DGs) in radial distributed networks using a hybrid master-slave metaheuristic technique.
O. Montoya   +2 more
semanticscholar   +2 more sources

Selection and Location of Fixed-Step Capacitor Banks in Distribution Grids for Minimization of Annual Operating Costs: A Two-Stage Approach

open access: yesComputers, 2022
The problem regarding the optimal location and sizing of fixed-step capacitor banks in distribution networks with radial configuration is studied in this research by applying a two-stage optimization approach.
Oscar Danilo Montoya   +2 more
doaj   +1 more source

Improved Genetic Algorithm for Phase-Balancing in Three-Phase Distribution Networks: A Master-Slave Optimization Approach

open access: yesComputation, 2021
This paper addresses the phase-balancing problem in three-phase power grids with the radial configuration from the perspective of master–slave optimization.
Oscar Danilo Montoya   +4 more
doaj   +1 more source

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