Results 21 to 30 of about 1,073,390 (172)

Computer assisted modelling of linear, integer and separable programming problems [PDF]

open access: yes, 1984
For mathematical programming (MP) to have greater impact upon the decision making process, MP software systems must offer suitable support in terms of model communication and modelling techniques .
Mitra, G, Darby-Dowman, K, Lucas, CA
core   +6 more sources

On the Conic Convex Approximation to Locate and Size Fixed-Step Capacitor Banks in Distribution Networks

open access: yesComputation, 2022
The problem of the optimal siting and sizing of fixed-step capacitor banks is studied in this research from the standpoint of convex optimization. This problem is formulated through a mixed-integer nonlinear programming (MINLP) model, in which its binary/
Oscar Danilo Montoya   +2 more
doaj   +1 more source

Optimal operation method for load restoration of distribution networks under disturbance scenario

open access: yesEnergy Reports, 2022
Extreme events can cause damages to transmission system equipment, resulting in a major power outage. In disturbance scenario, local distributed energy resources (DERs) and switches can be fully utilized to restore power loads, which is critical for ...
Tao Zhang   +5 more
doaj   +1 more source

Development of a MATLAB-GAMS Framework for Solving the Problem Regarding the Optimal Location and Sizing of PV Sources in Distribution Networks

open access: yesResources, 2023
This paper addresses the planning problem regarding the location and sizing of PV generators in distribution networks with a radial topology. This problem is mathematically modeled using a mixed integer nonlinear programming (MINLP) model, which seeks to
David Steveen Guzmán-Romero   +2 more
doaj   +1 more source

Non-convex mixed-integer nonlinear programming : a survey [PDF]

open access: yes, 2012
A wide range of problems arising in practical applications can be formulated as Mixed-Integer Nonlinear Programs (MINLPs). For the case in which the objective and constraint functions are convex, some quite effective exact and heuristic algorithms are ...
Burer, S   +3 more
core   +4 more sources

Convex mixed-integer nonlinear programs derived from generalized disjunctive programming using cones [PDF]

open access: yesComputational optimization and applications, 2021
We propose the formulation of convex Generalized Disjunctive Programming (GDP) problems using conic inequalities leading to conic GDP problems. We then show the reformulation of conic GDPs into Mixed-Integer Conic Programming (MICP) problems through both
David E. Bernal Neira, I. Grossmann
semanticscholar   +1 more source

Configuration method of BESS in the wind farm and photovoltaic plant considering active and reactive power coordinated optimization.

open access: yesPLoS ONE, 2021
To promote the coordinated development between renewable energy and the distribution network, a capacity allocation model of battery energy storage systems (BESS) is proposed to achieve the coordinated optimization for active and reactive power flow ...
Li Zhang   +5 more
doaj   +1 more source

Optimal Probabilistic Allocation of Photovoltaic Distributed Generation: Proposing a Scenario-Based Stochastic Programming Model

open access: yesEnergies, 2023
The recent developments in the design, planning, and operation of distribution systems indicate the need for a modern integrated infrastructure in which participants are managed through the perceptions of a utility company in an economic network (e.g ...
Ali Reza Kheirkhah   +3 more
doaj   +1 more source

Multi-Period Fast Robust Optimization for Partial Distributed Generators (DGs) Providing Ancillary Services

open access: yesEnergies, 2021
Distributed generators providing auxiliary service are an important means of guaranteeing the safe and economic operation of a distribution system.
Jian Zhang, Mingjian Cui, Yigang He
doaj   +1 more source

Optimal flexibility coordination for energy procurement in distribution networks

open access: yesIET Renewable Power Generation, 2021
The main goal of distribution network operator is to establish a balance between supply and demand at the lowest cost while considering the technical constraints. Nowadays, distribution network operators exploit various types of flexibilities to minimise
Ehsan Hooshmand   +3 more
doaj   +1 more source

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