Results 11 to 20 of about 3,349,636 (246)

Matrix Converter-Based Unified Power-Flow Controllers: Advanced Direct Power Control Method [PDF]

open access: yesIEEE Transactions on Power Delivery, 2011
This paper presents a direct power control (DPC) for three-phase matrix converters operating as unified power flow controllers (UPFCs). Matrix converters (MCs) allow the direct ac/ac power conversion without dc energy storage links; therefore, the MC-based UPFC (MC-UPFC) has reduced volume and cost, reduced capacitor power losses, together with higher ...
Monteiro, Joaquim   +3 more
openaire   +6 more sources

Grid Parameter Estimation Using Model Predictive Direct Power Control [PDF]

open access: yesIEEE Transactions on Industry Applications, 2015
This paper presents a novel Finite Control Set Model Predictive Control (FS-MPC) approach for grid-connected converters. The control performance of such converters may get largely affected by variations in the supply impedance, especially for systems with low Short Circuit Ratio (SCR) values.
Arif B.   +4 more
openaire   +7 more sources

Model Predictive Direct Slope Control for Power Converters [PDF]

open access: yesIEEE Transactions on Power Electronics, 2017
Model predictive control (MPC) schemes have become popular in the field of power electronics due to their intuitive formulation, flexibility, and ease of implementation. Typically, these schemes have been implemented with the prediction horizon limited to one time-step, and extension of the prediction horizon over multiple time-steps remains an ongoing
Baljit S. Riar   +2 more
openaire   +1 more source

Fuzzy Logic Based Direct Power Control of Induction Motor Drive [PDF]

open access: yes, 2016
This paper is the design of an induction motor drive system that can be controlled using direct power control. First the possibilities of direct power control (DPC) of induction motors (IMs) fed by a voltage source inverter have been studied.
Khoei, H. R. (Hossein)   +1 more
core   +1 more source

Direct power control in grid-tied photovoltaic systems

open access: yesRevista Facultad de Ingeniería Universidad de Antioquia, 2014
This  paper  presents  an  analysis  about  the  use  of  the  direct  power  control  in grid-tied photovoltaic systems. This technique is used to directly regulate the  injection  of  instantaneous  active  and  reactive  power  to  the  three-phase ...
María Alejandra Mantilla Villalobos   +2 more
doaj   +1 more source

Direct Power Based Control Strategy for DAB DC-DC Converter With Cooperative Triple Phase Shifted Modulation

open access: yesIEEE Access, 2021
The cooperative triple-phase-shifted modulation (CTPS) for the isolated dual-active bridge (DAB) DC-DC converter has the advantages of zero dual-DC side flow back currents and best current characteristics.
Yong Dai, Suhua Luo, Zhongwei Li
doaj   +1 more source

Improved control strategy of DFIG-based wind turbines using direct torque and direct power control techniques [PDF]

open access: yes, 2018
This paper presents different control strategies for a variable-speed wind energy conversion system (WECS), based on a doubly fed induction generator. Direct Torque Control (DTC) with Space-Vector Modulation is used on the rotor side converter.
Abdelhafidh M.   +50 more
core   +2 more sources

A Practical Model and an Optimal Controller for Variable Speed Wind Turbine Permanent Magnet Synchronous Generator [PDF]

open access: yes, 2017
The aim of this paper is the complete modeling and simulation of an optimal control system using practical setup parameters for a wind energy conversion system (WECS) through a direct driven permanent magnet synchronous generator (D-PMSG) feeding ac ...
Cossar, Calum   +2 more
core   +1 more source

Sliding mode control for DFIG grid-side converter based on extended state observer

open access: yes电力工程技术, 2023
Aiming at the problem of poor control effect of grid-side converter of doubly-fed induction generator due to load change and filter parameter perturbation, a double closed-loop control strategy of grid-side converter based on extended state observer (ESO)
DONG Fengbin   +3 more
doaj   +1 more source

Direct Power Control of an AFE Using Predictive Control

open access: yesIEEE Transactions on Power Electronics, 2008
This paper presents a new control scheme for an active front-end rectifier using model-based predictive control. The control strategy minimizes a cost function, which represents the desired behavior of the converter. Future values of currents and power are predicted using a discrete-time model.
Cortes, Patricio   +3 more
openaire   +3 more sources

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