Results 31 to 40 of about 3,349,636 (246)

Active power control in a hybrid PV-storage power plant for frequency support [PDF]

open access: yes, 2017
The recent increase of intermittent power generation plants connected to the electric power grids may stress the operation of power systems. So, grid codes started considering these power plants should con- tribute to the grid support functions. Recently,
Aragüés Peñalba, Mònica   +3 more
core   +2 more sources

Performance study and analysis between vector control and direct power control for DFIG based wind energy system

open access: yesInternational Journal of Energetica, 2021
This paper concentrates on analyzing the performance of the two most important techniques of independent active and reactive power control of the doubly-fed induction generator used in a variable speed wind power conversion system. In the first technique,
Gufran Nurettin, Ata Sevinç
doaj  

Speed Control of Matrix Converter-Fed Five-Phase Permanent Magnet Synchronous Motors under Unbalanced Voltages

open access: yesEnergies, 2017
Five-phase permanent magnet synchronous motors (PMSM) have special applications in which highly accurate speed and torque control of the motor are a strong requirement.
Borzou Yousefi   +3 more
doaj   +1 more source

Sensorless control of a power converter for a cluster of small wind turbines [PDF]

open access: yes, 2016
This study presents a new sensorless control for small wind turbine clusters with a single power converter with a direct torque control algorithm. The proposed system consists of a wind farm connected to a back-to-back power converter that interfaces the
Araguees Penalba, Monica   +4 more
core   +2 more sources

Application of Grey Wolf Optimizer Algorithm for Optimal Power Flow of Two-Terminal HVDC Transmission System [PDF]

open access: yes, 2017
This paper applies a relatively new optimization method, the Grey Wolf Optimizer (GWO) algorithm for Optimal Power Flow (OPF) of twoterminal High Voltage Direct Current (HVDC) electrical power system.
Hassan, Heba Ahmed
core   +1 more source

Voltage Modulated DPC Strategy of DFIG Using Extended Power Theory under Unbalanced Grid Voltage Conditions

open access: yesEnergies, 2020
This paper develops a voltage modulated direct power control (VM-DPC) strategy of a doubly fed induction generator (DFIG) using extended power theory under unbalanced grid voltage conditions.
Peng Cheng, Chao Wu, Fuwei Ning, Jing He
doaj   +1 more source

Enhanced FPGA-Based Controller for Three Phase Shunt Active Power Filter

open access: yesPower Electronics and Drives, 2023
In this paper, a three-phase shunt active power filter (SAPF) controller with a fully digital implementation is presented. The main goal of this contribution is to implement a digital direct power control (DDPC) algorithm without phase-locked-loop (PLL ...
Benhamadouche Abdelouahab Djoubair   +4 more
doaj   +1 more source

An Incorporated Control Strategy of Commutation and Conduction Torque Ripples Mitigation for BLDCM Drives in Household Appliances

open access: yesIEEE Access, 2019
In this paper, an incorporated control strategy of both commutation and conduction torque ripples mitigation for brushless DC machine (BLDCM) with the sinusoidal back electromotive force(EMF) is proposed to reduce the vibration and noise of household ...
Jiadan Wei, Peng Liu, Wenjie Tao
doaj   +1 more source

Optimal thermodynamic control in open quantum systems [PDF]

open access: yes, 2018
We apply advanced methods of control theory to open quantum systems and we determine finite-time processes which are optimal with respect to thermodynamic performances.
Carlini, Alberto   +3 more
core   +2 more sources

Direct Water Heater Power Control For Reduced Harmonics And Flicker Content With Optimized Half-cycle Power Control

open access: yesEletrônica de Potência, 2006
This paper presents an optimized Half-Cycle Power Control for Direct Water Heater with reduced harmonic content and flicker control. The method is presented, as well as results of theoretical analysis supported by experimental results.
Wilson Komatsu   +2 more
doaj   +1 more source

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