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Constrained Linear Regularised State Estimator For Observability Analysis In Power Systems
(Inst Engineering Technology-IETHertford, 2016)
New representation of PV buses in the current injection Newton power flow
(2017-09-01)
This paper presents a comparative analysis of the influence of PV bus representation on the convergence characteristics of the Newton-Raphson Current Injection method. The methods used for solving the power flow problem ...
Artificial neural networks for load flow and external equivalents studies
(Elsevier B.V. Sa, 2010-09-01)
In this paper an artificial neural network (ANN) based methodology is proposed for (a) solving the basic load flow, (b) solving the load flow considering the reactive power limits of generation (PV) buses, (c) determining ...
An Analysis of the Branch-and-Bound Method in Solving the Reactive Optimal Power Flow Problem
(Ieee, 2017-01-01)
The purpose of an Optimal Power Flow (OPF) problem is to determine the state of an electric power transmission system that optimizes a given system performance and satisfies its physical and operational constraints. The ...
Uma proposta de representação de barras PV para o fluxo de potência via equações de injeção de corrente expressas em coordenadas retangulares
(Universidade Estadual Paulista (Unesp), 2019-02-11)
Neste trabalho, apresenta-se os resultados da análise comparativa da influência de formas alternativas de representação das barras PV nas características de convergência do método de Newton-Raphson considerando equações ...
Interior-exterior point method with global convergence strategy for solving the reactive optimal power flow problem
(Elsevier B.V., 2015-03-01)
This paper proposes a predictor-corrector primal-dual modified log-barrier interior-exterior point method with global convergence and cubic fitting strategies for solving the Reactive Optimal Power Flow (ROPE) problem. The ...
New Representation Of Pv Buses In The Current Injection Newton Power Flow
(Elsevier Sci LTDOxford, 2017)
Analysis of numeric conditioning of Hessian matrix of Lagrangian via singular values
(2007-12-01)
This paper presents an analyze of numeric conditioning of the Hessian matrix of Lagrangian of modified barrier function Lagrangian method (MBFL) and primal-dual logarithmic barrier method (PDLB), which are obtained in the ...
Analysis of numeric conditioning of Hessian matrix of Lagrangian via singular values
(2007-12-01)
This paper presents an analyze of numeric conditioning of the Hessian matrix of Lagrangian of modified barrier function Lagrangian method (MBFL) and primal-dual logarithmic barrier method (PDLB), which are obtained in the ...
An analysis of the branch-and-bound method in solving the reactive optimal power flow problem
(2017-10-20)
The purpose of an Optimal Power Flow (OPF) problem is to determine the state of an electric power transmission system that optimizes a given system performance and satisfies its physical and operational constraints. The ...