Results 21 to 30 of about 3,884,812 (138)

A Dynamic Reactive Power Optimization Algorithm for Regional Power Grid Based on Decoupling Interior Point Method and Mixed Integer Programming Method

open access: yesZhongguo dianli, 2023
Dynamic reactive power optimization plays an important role in improving the voltage quality of power grid, decreasing the network loss and reducing the daily action times of discrete voltage regulators.
Jie ZHANG   +5 more
doaj   +1 more source

A mixed-integer linear programming approach for robust state estimation

open access: yesJournal of Modern Power Systems and Clean Energy, 2014
In this paper, a mixed integer linear programming (MILP) formulation for robust state estimation (RSE) is proposed. By using the exactly linearized measurement equations instead of the original nonlinear ones, the existing mixed integer nonlinear ...
Yanbo Chen, Jin Ma
doaj   +1 more source

Automatic design of synthetic gene circuits through mixed integer non-linear programming. [PDF]

open access: yesPLoS ONE, 2012
Automatic design of synthetic gene circuits poses a significant challenge to synthetic biology, primarily due to the complexity of biological systems, and the lack of rigorous optimization methods that can cope with the combinatorial explosion as the ...
Linh Huynh   +3 more
doaj   +1 more source

Mathematical Models for Disassembly Line Balancing and Pickup - Delivery Vehicle Routing Problem

open access: yesJournal of Transportation and Logistics, 2023
This study addresses the integrated disassembly line balancing and pickup-delivery vehicle routing problem of companies with multiple disassembly centers.
Zeynel Abidin Çil   +2 more
doaj   +1 more source

OPTIMASI PLAZA TOL DENGAN MENGGUNAKAN MIXED INTEGER NON-LINEAR PROGRAMMING

open access: yesBarekeng, 2012
Bagian yang cukup penting dalam sistem jalan tol adalah plaza tol yang merupakan tempat pelayanan dan pembayaran sebelum masuk tol. Plaza tol biasanya terdiri dari beberapa jalur sehingga memudahkan proses pembayaran dan pelayanan.
Berny P. Tomasouw, Francis Y. Rumlawang
doaj   +1 more source

A mixed integer nonlinear programming formulation for the problem of fitting positive exponential sums to empirical data [PDF]

open access: yesOpuscula Mathematica, 2011
In this work we deal with exponential sum models coming from data acquisition in the empirical sciences. We present a two step approach based on Tikhonov regularization and combinatorial optimization, to obtain stable parameter estimations, which fit the
Adalys Alvarez, Hugo Lara
doaj   +1 more source

Exact Optimal Designs of Experiments for Factorial Models via Mixed-Integer Semidefinite Programming

open access: yesMathematics, 2023
The systematic design of exact optimal designs of experiments is typically challenging, as it results in nonconvex optimization problems. The literature on the computation of model-based exact optimal designs of experiments via mathematical programming ...
Belmiro P. M. Duarte
doaj   +1 more source

Linearized model for optimization of coupled electricity and natural gas systems

open access: yesJournal of Modern Power Systems and Clean Energy, 2017
In this paper a combined optimization of a coupled electricity and gas system is presented. For the electricity network a unit commitment problem with optimization of energy and reserves under a power pool, considering all system operational and unit ...
Mathias SIRVENT   +3 more
doaj   +1 more source

A comparison between MILP and MINLP approaches to optimal solution of Nonlinear Discrete Transportation Problem

open access: yesTransport, 2015
Finding an exact optimal solution of the Nonlinear Discrete Transportation Problem (NDTP) represents a challenging task in transportation science. Development of an adequate model formulation and selection of an appropriate optimization method are thus ...
Uroš Klanšek
doaj   +1 more source

Transformation of propositional calculus statements into integer and mixed integer programs: An approach towards automatic reformulation [PDF]

open access: yes, 1990
A systematic procedure for transforming a set of logical statements or logical conditions imposed on a model into an Integer Linear Progamming (ILP) formulation Mixed Integer Programming (MIP) formulation is presented. An ILP stated as a system of linear
Hadjiconstantinou, E
core   +4 more sources

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