Results 21 to 30 of about 27,245 (281)

Design of fractional evolutionary processing for reactive power planning with FACTS devices

open access: yesScientific Reports, 2021
Reactive power dispatch is a vital problem in the operation, planning and control of power system for obtaining a fixed economic load expedition. An optimal dispatch reduces the grid congestion through the minimization of the active power loss.
Yasir Muhammad   +5 more
doaj   +1 more source

Coordinated Power Dispatch of a PMSG based Wind Farm for Output Power Maximizing Considering the Wake Effect and Losses [PDF]

open access: yes, 2016
The energy loss in a wind farm (WF) caused by wake interaction between wind turbines (WTs) is quite high, which can be reduced by proper active power dispatch.
Chen, Zhe   +4 more
core   +2 more sources

A virtual power plant model for time-driven power flow calculations [PDF]

open access: yes, 2017
This paper presents the implementation of a custom-made virtual power plant model in OpenDSS. The goal is to develop a model adequate for time-driven power flow calculations in distribution systems.
Guerra Sánchez, Luis Gerardo   +1 more
core   +2 more sources

Local Control of Reactive Power by Distributed Photovoltaic Generators [PDF]

open access: yes, 2010
High penetration levels of distributed photovoltaic (PV) generation on an electrical distribution circuit may severely degrade power quality due to voltage sags and swells caused by rapidly varying PV generation during cloud transients coupled with the ...
Backhaus, Scott   +3 more
core   +1 more source

Options for Control of Reactive Power by Distributed Photovoltaic Generators [PDF]

open access: yes, 2010
High penetration levels of distributed photovoltaic(PV) generation on an electrical distribution circuit present several challenges and opportunities for distribution utilities. Rapidly varying irradiance conditions may cause voltage sags and swells that
Backhaus, Scott   +3 more
core   +1 more source

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

Optimal Reactive Power Dispatch by Particle Swarm Optimization [PDF]

open access: yesمجله مدل سازی در مهندسی, 2009
Due to nonlinear and discontinuous functions, discrete and continuous variables and discontinuous constraints, optimal dispatch of reactive power is a complex problem.
شریف زاده, امجدی
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

Power system security enhancement by HVDC links using a closed-loop emergency control [PDF]

open access: yes, 2019
In recent years, guaranteeing that large-scale interconnected systems operate safely, stably and economically has become a major and emergency issue.
Allaoui, Tayeb   +4 more
core   +2 more sources

Power Tracing Monitoring incorporating Optimal Reactive Power Dispatch

open access: yesInternational Journal of Engineering & Technology, 2018
General power flow studies do not manage to trace the contributors by generators on power losses in the whole power transmission system. Thus, power tracing approach is utilized to address this issue. Power tracing is a termed used to describe the contributors for the power losses dissipated on the transmission line.
Nabil Fikri Ruslan   +6 more
openaire   +2 more sources

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