Results 71 to 80 of about 14,226 (228)

Investigations on the performances of the electrical generator of a rim-driven marine current turbine” [PDF]

open access: yes, 2014
In this paper, the electrical generator of a rim-driven horizontal-axis current turbine is modeled in detail. Its main characteristics and performances are evaluated (efficiency, mass, cost, etc).
CHARPENTIER, Jean-Frederic   +3 more
core   +1 more source

Comparison of multiple stage braking circuits for wind driven generators [PDF]

open access: yes, 2016
This paper presents multiple stage braking circuits for wind turbines with a permanent magnet synchronous generator. The system combines both passive converter circuit coupled to a resistive braking circuit.
Valchev, Vencislav Cekov   +2 more
core   +1 more source

Modeling and Control of a Multi‐Energy Microgrid With Wind LVRT and Battery Pre‐Synchronization Strategy

open access: yesEnergy Science &Engineering, Volume 14, Issue 1, Page 266-280, January 2026.
This study establishes a hybrid microgrid model integrating a Doubly Fed Induction Generator (DFIG), a photovoltaic (PV) array, and a battery energy storage system, and proposes a coordinated control framework. The DFIG regulates DC‐bus voltage through the grid‐side converter and performs maximum power tracking via the rotor‐side converter, while the ...
Chunyan Li   +4 more
wiley   +1 more source

Research of the Influence of Supporting Method on the Statics Characteristic of Large Wind Turbine Gearbox

open access: yesJixie chuandong, 2018
Due to the large size and weight of large wind turbine gearbox,its statics characteristic and gear contact characteristic are different under different supporting method.
Ji Kefeng, Zhang Shijie
doaj  

Lyapunov Stability Scheme Based Nonlinear Power Transfer Matrix Model for Power Control and Modeling of PMSG‐Wind Turbines

open access: yesEnergy Science &Engineering, Volume 14, Issue 1, Page 364-376, January 2026.
Nonlinear Power Transfer Matrix Model for Power Control and Modeling of PMSG‐Wind Turbines ABSTRACT This paper presents the Lyapunov stability scheme based nonlinear power transfer matrix (NLPTM) model for controlling and modeling the permanent magnet synchronous generator (PMSG) based wind turbine.
Muhammad Ali Bijarani   +5 more
wiley   +1 more source

风电齿轮箱高速轴承动载下强度分析研究

open access: yesJixie chuandong, 2014
2MW-class wind turbine gearbox is used as the analysis object,based on the structure and operating characteristics of the wind turbine gearbox,dynamic rigid-flexible coupling system is adopted and dynamic rigid-flexible coupling simulation analysis model
赵克利   +3 more
doaj  

Towards quantification of condition monitoring benefit for wind turbine generators [PDF]

open access: yes, 2007
Condition monitoring systems are increasingly installed in wind turbine generators with the goal of providing component-specific information to the wind farm operator and hence increase equipment availability through maintenance and operating actions ...
Ault, G.W., Mcmillan, David
core  

Effective Variable‐Speed Bearing Fault Diagnosis From Motor Current Signals Using Kurtosis‐Guided VMD and Multi‐Branch Convolutional Neural Network

open access: yesIET Control Theory &Applications, Volume 20, Issue 1, January/December 2026.
This study presents a novel deep learning‐based fault classification framework utilising Variational Mode Decomposition (VMD) for adaptive feature extraction and a Multi‐branch Convolutional Neural Network (M1D‐CNN) architecture for classification. The VMD hyperparameters were optimised based on kurtosis to ensure the extraction of the most informative
Seyyid Ahmed Djellouli   +4 more
wiley   +1 more source

Study on Variable-ratio Wind Turbine Gearbox Transmission Design Method

open access: yesJixie chuandong, 2016
The variable-ratio wind turbine gearbox turns the variable input speed into constant output speed,which is a key component for the wind turbine front-end speed control.
Zhao Kun   +4 more
doaj  

An Adaptive Pitch Control Strategy for Wind Turbines Using PIO‐Optimized Parallel Observation Deviation‐Coupled Linear Active Disturbance Rejection Control

open access: yesIET Power Electronics, Volume 19, Issue 1, January/December 2026.
This study proposes a parallel observation deviation‐coupled linear active disturbance rejection control (PODC‐LADRC) strategy optimized by a pigeon‐inspired optimization algorithm to mitigate asymmetric aerodynamic loads in large‐scale wind turbines. By utilizing a decoupled observation architecture, the proposed method reconstructs total disturbances
Chaoqun Xiang   +4 more
wiley   +1 more source

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