Results 21 to 30 of about 99,030 (308)

Chance-constrained optimal dispatch of integrated electricity and natural gas systems considering medium and long-term electricity transactions

open access: yesCSEE Journal of Power and Energy Systems, 2019
A novel stochastic optimal dispatch model is proposed considering medium and long-term electricity transactions for a wind power integrated energy system using chance constrained programming.
Gang Wu   +4 more
doaj   +1 more source

Developing Talent from a Supply–Demand Perspective: An Optimization Model for Managers

open access: yesLogistics, 2017
While executives emphasize that human resources (HR) are a firm’s biggest asset, the level of research attention devoted to planning talent pipelines for complex global organizational environments does not reflect this emphasis. Numerous challenges exist
Hadi Moheb-Alizadeh, Robert B. Handfield
doaj   +1 more source

An optimal capacity allocation method for integrated energy systems considering uncertainty

open access: yesAIP Advances, 2023
The randomness and fluctuation of wind power output will cause certain waste in capacity allocation of integrated energy system. Therefore, a robust chance constrained optimization model is proposed to solve the shortcomings of the traditional model in ...
Yuliang Zhang, Jianguo Zhang, Yujie Chen
doaj   +1 more source

Distributionally Robust Joint Chance Constrained Problem under Moment Uncertainty

open access: yesJournal of Applied Mathematics, 2014
We discuss and develop the convex approximation for robust joint chance constraints under uncertainty of first- and second-order moments. Robust chance constraints are approximated by Worst-Case CVaR constraints which can be reformulated by a ...
Ke-wei Ding
doaj   +1 more source

An Equilibrium Chance-Constrained Multiobjective Programming Model with Birandom Parameters and Its Application to Inventory Problem

open access: yesJournal of Applied Mathematics, 2013
An equilibrium chance-constrained multiobjective programming model with birandom parameters is proposed. A type of linear model is converted into its crisp equivalent model. Then a birandom simulation technique is developed to tackle the general birandom
Zhimiao Tao, Jiuping Xu
doaj   +1 more source

Optimal Re-Dispatching of Cascaded Hydropower Plants Using Quadratic Programming and Chance-Constrained Programming

open access: yesEnergies, 2019
Stochastic production from wind power plants imposes additional uncertainty in power system operation. It can cause problems in load and generation balancing in the power system and can also cause congestion in the transmission network.
Krešimir Fekete   +3 more
doaj   +1 more source

Solution to Chance Constrained Programming Problem in Swap Trailer Transport Organisation based on Improved Simulated Annealing Algorithm

open access: yesApplied Mathematics and Nonlinear Sciences, 2020
Swap trailer transport organisation problem originates from the traditional vehicle routing problem (VRP). Most of the studies on the problems assume that the travelling times of vehicles are fixed values.
Tao Li, Wenyin Yang
semanticscholar   +1 more source

A long-term intelligent operation and management model of cascade hydropower stations based on chance constrained programming under multi-market coupling

open access: yesEnvironmental Research Letters, 2021
Under the medium- and long-term electric markets, cascaded hydropower stations face a series of practical challenges due to the uncertainty of inflow and market price.
Jia Lu   +3 more
doaj   +1 more source

Chance-Constrained Semidefinite Programming [PDF]

open access: yes, 2000
Abstract : Semidefinite programs are a class of optimization problems that have been the focus of intense research during the past fifteen years. Semidefinite programs extend linear programs, and both are defined using deterministic data. However, uncertainty is naturally present in applications leading to optimization problems.
Yuntao Zhu, K. A. Ariyawansa
openaire   +1 more source

Water distribution networks as flexible loads: A chance-constrained programming approach

open access: yes, 2020
There is a greater need for flexibility in the power distribution network (PDN) due to increasing levels of renewable energy resources. Here, we consider using the water distribution network (WDN) as a flexible load.
Anna Stuhlmacher, J. Mathieu
semanticscholar   +1 more source

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