Results 21 to 30 of about 5,422,019 (239)

A Multi-Period Optimal Reactive Power Dispatch Approach Considering Multiple Operative Goals

open access: yesApplied Sciences, 2021
The optimal reactive power dispatch (ORPD) problem plays a key role in daily power system operations. This paper presents a novel multi-period approach for the ORPD that takes into account three operative goals.
Jairo A. Morán-Burgos   +3 more
doaj   +1 more source

A novel two-stage distributed structure for reactive power control

open access: yesEngineering Science and Technology, an International Journal, 2020
In this paper, a new two-stage approach has been presented for the reactive power control of power systems. In the first stage, the transmission network is divided into several parts using a partitioning approach based on graph concept.
Mohamadreza Hashemi   +1 more
doaj   +1 more source

Multi-Area and Multi-Period Optimal Reactive Power Dispatch in Electric Power Systems

open access: yesEnergies, 2023
Factors such as persistent demand growth, expansion project delays, and the rising adoption of renewable energy sources highlight the importance of operating power systems within safe operational margins.
Martín M. Sánchez-Mora   +2 more
doaj   +1 more source

Probabilistic Approach to Optimizing Active and Reactive Power Flow in Wind Farms Considering Wake Effects

open access: yesEnergies, 2013
This paper presents a novel probabilistic optimization algorithm for simultaneous active and reactive power dispatch in power systems with significant wind power integration.
Yong-Cheol Kang   +3 more
doaj   +1 more source

An Improved Solution for Reactive Power Dispatch Problem Using Diversity-Enhanced Particle Swarm Optimization

open access: yesEnergies, 2020
Well-structured reactive power policies and dispatch are major concerns of operation and control technicians of any power system. Obtaining a suitable reactive power dispatch for any given load condition of the system is a prime duty of the system ...
Mini Vishnu, Sunil Kumar T. K.
doaj   +1 more source

Development of practical allocation method for reactive power reference for wind farms through inner‐voltage restriction

open access: yesIET Generation, Transmission & Distribution, 2022
This study considers the optimal reactive power dispatch strategy that minimizes electrical loss while working within the constraints of the internal layout voltage.
Yeuntae Yoo   +5 more
doaj   +1 more source

Optimal Reactive Power Dispatch Using Chaotic Bat Algorithm

open access: yesIEEE Access, 2020
In this paper, the chaotic bat algorithm (CBA) is applied to solve the optimal reactive power dispatch (ORPD) problem taking into account small-scale, medium-scale and large-scale power systems.
Sylvere Mugemanyi   +5 more
doaj   +1 more source

A Day-Ahead Two-Stage Distributed Optimal Scheduling Method for Active Distribution Network Based on ADMM

open access: yesZhongguo dianli, 2021
With the access of a large number of controllable devices in the active distribution network, it is urgent to propose a new optimal dispatching method to adapt to the increasingly complex dispatching operation of the active distribution network. In order
Jin ZHANG, Cungang HU, Tao RUI
doaj   +1 more source

An Improved Heap-Based Optimizer for Optimal Reactive Power Dispatch

open access: yesIEEE Access, 2021
Optimal reactive power dispatch (ORPD) in a typical power system is a complicated multi-objective optimization problem. The proper modeling of the multi-objective optimization problem has a significant impact on system operation and control.
Salah K. Elsayed   +3 more
doaj   +1 more source

Security constrained reactive power dispatch in electrical power systems [PDF]

open access: yes, 1990
With the increased loading and exploitation of the power transmission system and also due to improved optimised operation, the problem of voltage stability and voltage collapse attracts more and more attention .
Chebbo, Ahmad Mustapha
core  

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