Results 11 to 20 of about 5,052 (277)

Power management in a hydrothermal system considering maintenance using Lagrangian relaxation and augmented Lagrangian methods

open access: yesAlexandria Engineering Journal, 2022
The maintenance of power system equipment, specifically, the maintenance of generating units, is implicitly related to the reliability and economic operation of the power system.
M.R. Qader
doaj   +1 more source

Conventional and Metaheuristic Optimization Algorithms for Solving Short Term Hydrothermal Scheduling Problem: A Review

open access: yesIEEE Access, 2021
Short term hydrothermal scheduling (STHTS) is a non-linear, multi-modal and very complex constrained optimization problem which has been solved using several conventional and modern metaheuristic optimization algorithms.
Muhammad Salman Fakhar   +7 more
doaj   +1 more source

Medium-Term Hydrothermal Scheduling of the Infiernillo Reservoir Using Stochastic Dual Dynamic Programming (SDDP): A Case Study in Mexico

open access: yesEnergies, 2023
This article aims to obtain and evaluate medium-term operating policies for the hydrothermal scheduling problem by using the stochastic dual dynamic programming (SDDP) approach.
Ignacio Marín Cruz   +2 more
doaj   +1 more source

A grasshopper optimization algorithm for optimal short-term hydrothermal scheduling

open access: yesEnergy Reports, 2021
The optimal generation for short-term hydrothermal scheduling (OGStHS) with the deliberation of various purposes is a complex non-linear constrained optimization problem.
Xie Zeng   +4 more
doaj   +1 more source

An efficient cuckoo bird inspired meta-heuristic algorithm for short-term combined economic emission hydrothermal scheduling

open access: yesAin Shams Engineering Journal, 2018
The short-term combined economic emission hydrothermal scheduling is a bi-objective problem minimizing both fuel cost and emission of a hydrothermal system while satisfying thermal, hydro and system constraints.
Thang Trung Nguyen, Dieu Ngoc Vo
doaj   +1 more source

Symbiotic organisms search algorithm for short-term hydrothermal scheduling

open access: yesAin Shams Engineering Journal, 2018
Hydrothermal scheduling is an important issue in the field of power system economics. The aim of the short-term hydrothermal scheduling is to optimize the hourly output of power generation for different hydrothermal units for certain intervals of time in
Sujoy Das, Aniruddha Bhattacharya
doaj   +1 more source

Joint Scheduling Optimization of a Short-Term Hydrothermal Power System Based on an Elite Collaborative Search Algorithm

open access: yesEnergies, 2022
The joint scheduling optimization of hydrothermal power is one of the most important optimization problems in the power system, which is a non-linear, multi-dimensional, non-convex complex optimization problem, and its difficulty in solving is increasing
Jiefeng Duan, Zhiqiang Jiang
doaj   +1 more source

Hydrothermal scheduling in the continuous-time framework

open access: yesElectric Power Systems Research, 2020
Continuous-time optimization models have successfully been used to capture the impact of ramping limitations in power systems. In this paper, the continuous-time framework is adapted to model flexible hydropower resources interacting with slow-ramping thermal generators to minimize the hydrothermal system cost of operation.
Christian Øyn Naversen   +5 more
openaire   +3 more sources

Hopfield lagrange network based method for economic emission dispatch problem of fixed-head hydro thermal systems [PDF]

open access: yes, 2016
This paper proposes a Hopfield Lagrange Network (HLN) based method (HLNM) for economic emission dispatch of fixed head hydrothermal systems. HLN is a combination of Lagrange function and continuous Hopfield neural network where the Lagrange function is ...
Nguyen, Thang Trung, Vo, Dieu Ngoc
core   +2 more sources

Cost–Benefit Analysis of Solar Thermal Plants with Storage in a Hydrothermal System

open access: yesEnergies, 2021
Economic feasibility studies of concentrated solar power (CSP) plants with thermal energy storage (TES) systems have been mainly based on the levelized cost of electricity (LCOE), disregarding the economic benefits to the electricity system resulting ...
Cibelle Pereira Trama   +4 more
doaj   +1 more source

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