Results 31 to 40 of about 844 (191)

Exploiting Structures in Mixed-Integer Second-Order Cone Optimization Problems for Branch-and-Conic-Cut Algorithms [PDF]

open access: yes, 2018
This thesis studies computational approaches for mixed-integer second-order cone optimization (MISOCO) problems. MISOCO models appear in many real-world applications, so MISOCO has gained significant interest in recent years.
Cay, Sertalp B.
core   +2 more sources

A mixed-integer conic formulation for optimal placement and dimensioning of DGs in DC distribution networks [PDF]

open access: yes, 2021
The problem of the optimal placement and dimensioning of constant power sources (i.e., distributed generators) in electrical direct current (DC) distribution networks has been addressed in this research from the point of view of convex optimization.
Molina-Martin, Federico   +10 more
core   +1 more source

Parameterized Modeling and Planning of Distributed Energy Storage in Active Distribution Networks

open access: yesApplied Sciences, 2019
In recent years, distributed energy storage (DES) has experienced rapid growth and has been widely applied in active distribution networks (ADNs). Owing to the close correlation between the characteristics and the application scenarios, DES modeling ...
Tianyu Zhao   +4 more
doaj   +1 more source

CBLIB 2014: a benchmark library for conic mixed-integer and continuous optimization [PDF]

open access: yes, 2016
The Conic Benchmark Library is an ongoing community-driven project aiming to challenge commercial and open source solvers on mainstream cone support. In this paper, 121 mixed-integer and continuous second-order cone problem instances have been selected ...
Friberg, Henrik Alsing
core   +1 more source

Mixed‐integer second‐order cone programming framework for optimal scheduling of microgrids considering power flow constraints

open access: yesIET Renewable Power Generation, 2019
Microgrids have been recognised as one of the most promising but challenging research topics over the last decade. The optimal energy scheduling problem is regarded as the most essential aspect in the tertiary level control in microgrids. However, most existing centralised or distributed scheduling models only focus on the logical and dynamical feature
Long Fu   +3 more
openaire   +1 more source

Multiobjective Reactive Power Optimization of Renewable Energy Power Plants Based on Time-and-Space Grouping Method

open access: yesEnergies, 2020
The large-scale renewable energy power plants connected to a weak grid may cause bus voltage fluctuations in the renewable energy power plant and even power grid.
Linan Qu   +4 more
doaj   +1 more source

Valid Inequalities for Mixed-Integer Linear and Mixed-Integer Conic Programs [PDF]

open access: yes, 2018
Mixed-integer programming provides a natural framework for modeling optimization problems which require discrete decisions. Valid inequalities, used as cutting-planes and cuttingsurfaces in integer programming solvers, are an essential part of today’s ...
Sercan Yildiz (5469317)
core   +1 more source

Outer approximation with conic certificates for mixed-integer convex problems [PDF]

open access: yes, 2020
A mixed-integer convex (MI-convex) optimization problem is one that becomes convex when all integrality constraints are relaxed. We present a branch-and-bound LP outer approximation algorithm for an MI-convex problem transformed to MI-conic form.
Lubin, Miles   +2 more
core   +1 more source

SOCP-based disjunctive cuts for a class of integer nonlinear bilevel programs [PDF]

open access: yes, 2022
We study a class of bilevel integer programs with second-order cone constraints at the upper level and a convex quadratic objective and linear constraints at the lower level.
Sinnl, Markus   +4 more
core   +2 more sources

A novel robust Volt/Var optimization method based on worst‐case scenarios for distribution network operation

open access: yesIET Generation, Transmission & Distribution, 2023
The Volt/Var optimization (VVO) problem is used for scheduling the voltage regulation and reactive power compensation equipment in distribution networks to minimize power loss and voltage violation.
Mahdi Ahmadi   +2 more
doaj   +1 more source

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