Results 91 to 100 of about 31,791 (255)

Doubly Fed Induction Generator: Grid Integration and Performance Analysis [PDF]

open access: yesE3S Web of Conferences
Renewable energy sources are emerging to replace conventional energy sources in the energy mix as a result of the growing demand for power and the constraints of existing energy sources. With technological advancements, wind energy has become a promising
Gangikunta Manohar   +4 more
doaj   +1 more source

Three-phase doubly fed induction generators: an overview

open access: yesIET Electric Power Applications, 2010
Adjustable speed induction generators, especially the doubly fed induction generators (DFIG), are becoming increasingly popular due to their various advantages over fixed speed generator systems. A DFIG in a wind turbine has the ability to generate maximum power with varying rotational speed, ability to control active and reactive power by the ...
Tazil, M.   +6 more
openaire   +2 more sources

Керування машиною подвійного живлення з матричним перетворювачем в колі ротора при несиметрії напруг мережі живлення [PDF]

open access: yes, 2013
Control algorithms of doubly-fed induction generator with matrix converter under unbalanced grid voltages have been considered. Comparison of the strategies to improve the performance of DFIGs under unbalanced network conditions suggests that some ...
Дорошенко, Андрій Леонідович   +4 more
core  

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

Fault ride-through of doubly-fed induction generator with converter protection schemes [PDF]

open access: yes, 2008
This paper from the point view of wind farm fault ride-through (FRT) capability, discusses the performance of converter protection schemes to it. Different resistor protection methods are summarized and then a new combined protection with crowbar (CB ...
Dorrell, DG, Fletcher, JE, Yang, J
core   +1 more source

Cost-Effective Predictive Flux Control for a Sensorless Doubly Fed Induction Generator

open access: yesIEEE Access, 2019
The paper introduces a cost effective predictive flux control (PFC) approach for a sensorless doubly fed induction generator (DFIG). The base operation of the proposed PFC depends on controlling the rotor flux ( $\alpha $ - $\beta$ ) components using a ...
Mahmoud A. Mossa   +3 more
semanticscholar   +1 more source

Detailed pseudo-static drive train modelling with generator short circuit [PDF]

open access: yes, 2016
Drivetrain failures contribute significantly to wind turbine downtime. Although the root causes of these failures are not yet fully understood, transient events are regarded as an important contributory factor.
Infield, David, Warnock, Christopher
core   +1 more source

The State of the Art of Generators for Wind Energy Conversion Systems

open access: yes, 2006
International audienceWind Energy Conversion Systems (WECS) have become a focal point in the research of renewable energy sources. This paper provides then a comparative study of past and present generator technologies used in WECS.
Amirat, Yassine   +4 more
core  

A Neural Network Controller For The Direct Power Control Of Doubly Fed Induction Generator

open access: yesEletrônica de Potência, 2013
In this paper a direct power control strategy for a doubly-fed induction generator by using an artificial neural network controller with the multilayer perceptron structure is presented.
Rodrigo Andreoli de Marchi   +3 more
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

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