Results 41 to 50 of about 21,305 (296)

Doubly Fed Induction Generator Wind Turbines with Fuzzy Controller: A Survey

open access: yesThe Scientific World Journal, 2014
Wind energy is one of the extraordinary sources of renewable energy due to its clean character and free availability. With the increasing wind power penetration, the wind farms are directly influencing the power systems.
J. S. Sathiyanarayanan, A. Senthil Kumar
doaj   +1 more source

Mountain Gazelle Algorithm-Based Optimal Control Strategy for Improving LVRT Capability of Grid-Tied Wind Power Stations

open access: yesIEEE Access, 2023
The large-scale wind energy conversion systems (WECS) based on a doubly fed induction generator (DFIG) have recently gained attention due to their numerous economic and technological advantages.
Fatma El Zahraa Magdy   +5 more
doaj   +1 more source

Impedance-Based High Frequency Resonance Analysis of DFIG System in Weak Grids [PDF]

open access: yes, 2017
The impedance-based model of Doubly Fed Induction Generator (DFIG) systems, including the rotor part (Rotor Side Converter (RSC) and induction machine), and the grid part (Grid Side Converter (GSC) and its output filter), has been developed for analysis ...
Blaabjerg, Frede   +2 more
core   +2 more sources

Quantitative Control Approach for Wind Turbine Generators to Provide Fast Frequency Response with Guarantee of Rotor Security

open access: yes, 2017
Wind generation is expected to reach substantially higher levels of penetration in the near future. With the converter interface, the rotor inertia of doubly-fed induction generator (DFIG) based wind turbine generator is effectively decoupled from the ...
Tomsovic, Kevin, Wang, Siqi
core   +1 more source

Control of DFIG based wind generation systems under unbalanced network supply [PDF]

open access: yes, 2007
This paper develops a dynamic model and control scheme for DFIG systems to improve the performance and stability under unbalanced grid conditions. A dynamic DFIG model containing the positive and negative sequence components is presented using stator ...
Wang, Yi, Xu, L.
core   +1 more source

Fast Coordinated Control of DFIG Wind Turbine Generators for Low and High Voltage Ride-Through [PDF]

open access: yes, 2014
This paper presents a fast coordinated control scheme of the rotor side converter (RSC), the Direct Current (DC) chopper and the grid side converter (GSC) of doubly fed induction generator (DFIG) wind turbine generators (WTGs) to improve the low voltage ...
Ackermann   +7 more
core   +2 more sources

Maximum Wind Power Tracking of Doubly Fed Wind Turbine System Based on Adaptive Gain Second-Order Sliding Mode

open access: yesJournal of Control Science and Engineering, 2018
This paper proposes an adaptive gain second-order sliding mode control strategy to track optimal electromagnetic torque and regulate reactive power of doubly fed wind turbine system.
Hongchang Sun, Yaozhen Han, Lvyuan Zhang
doaj   +1 more source

A nonlinear maximum power point tracking technique for DFIG-based wind energy conversion systems

open access: yesEngineering Science and Technology, an International Journal, 2018
This paper presents a nonlinear control method for maximum power point tracking (MPPT) of doubly fed induction generator-based wind energy conversation systems.
Mohammad Mahdi Rezaei
doaj   +1 more source

Simulation of a site-specific doubly-fed induction generator (DFIG) for wind turbine applications [PDF]

open access: yes2008 18th International Conference on Electrical Machines, 2008
This paper describes a preliminary study of a 30 kW doubly-fed induction generator (DFIG) used for wind turbine applications. Wind represents a variable-speed intermittent source of energy in nature and can be controlled to be a nearly constant speed but variable-torque input to the wind turbine using blade pitch angle regulation.
null Wenping Cao   +3 more
openaire   +1 more source

Maximum efficiency of wind energy using novel Dynamic Voltage Restorer for DFIG based Wind Turbine

open access: yesEnergy Reports, 2018
Fault-tolerable capability of Doubly Fed Induction Generator (DFIG) against disturbance occurrence is recognized as Fault Ride-Through (FRT). With quick and accurate compensation potentiality of Dynamic Voltage Restorer (DVR) to retrieve the nominal PCC ...
Ali Darvish Falehi, Mansour Rafiee
doaj   +1 more source

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