Results 1 to 10 of about 3,937 (225)

Internal Wind Turbine Blade Inspections Using UAVs: Analysis and Design Issues

Energies, 2021
Interior and exterior wind turbine blade inspections are necessary to extend the lifetime of wind turbine generators. The use of unmanned vehicles is an alternative to exterior wind turbine blade inspections performed by technicians that require the use ...
Petar Durdević, Andrius Kulšinskas, Daniel Ortiz-Arroyo   +2 more
exaly   +3 more sources

Wind Turbine Blade Design

Energies, 2012
A detailed review of the current state-of-art for wind turbine blade design is presented, including theoretical maximum efficiency, propulsion, practical efficiency, HAWT blade design, and blade loads.
Richard Crossley
exaly   +3 more sources

A novel edge crop method and enhanced YOLOv5 for efficient wind turbine blade damage detection [PDF]

Scientific Reports
Accurately and rapidly detecting damage to wind turbine blades is critical for ensuring the safe operation of wind turbines. Current deep learning-based detection methods predominantly employ the gathered blade images directly for damage detection ...
Boyu Feng, Bo Liu, Li Song, Yongyan Chen, Xiaofeng Jiao, Baiqiang Wang   +5 more
doaj   +2 more sources

An experimental study and prediction of dynamic deformation of wind turbine blade based on DIC [PDF]

Scientific Reports
Wind turbine blade deformation affects the ability of the blade to capture wind energy, and the dynamic deformation law of the actual wind turbine blade is unclear.
Jing Jia, Liru Zhang, Wei Gao, Tong Qiu, YuQi Hou, Jianwen Wang   +5 more
doaj   +2 more sources

Structural health monitoring of 52-meter wind turbine blade: Detection of damage propagation during fatigue testing

Data-Centric Engineering, 2022
This work is concerned with damage detection in a commercial 52-meter wind turbine blade during fatigue testing. Different artificial damages are introduced in the blade in the form of laminate cracks.
Mads A. Fremmelev, Purim Ladpli, Esben Orlowitz, Lars O. Bernhammer, Malcolm McGugan, Kim Branner   +5 more
doaj   +1 more source

The Study of Wind Turbine Blade Fatigue Test [PDF]

E3S Web of Conferences, 2021
The fatigue test of wind turbine blade is an important means to verify the fatigue life of wind turbine blade. This paper analyses the problems existing in the fatigue test of wind turbine blade, focuses on the excitation mode, the relationship between ...
Zheng Jiaqi, Yu Qiming, Zhu Botao, Wu Changqing, Huang Yiling, Sa Haoliang, Wu Mengwei, He Shanqing   +7 more
doaj   +1 more source

Feasibility study on a full‐scale wind turbine blade monitoring campaign: Comparing performance and robustness of features extracted from medium‐frequency active vibrations

Wind Energy, 2023
The present work investigates the performance of different features, extracted from vibration‐based data, for structural health monitoring of a 52‐meter wind turbine blade during fatigue testing.
M. A. Fremmelev, P. Ladpli, E. Orlowitz, N. Dervilis, M. McGugan, K. Branner   +5 more
doaj   +1 more source

Numerical Analysis of Influence of Blade Icing on Dynamic Response of Integrated Wind Turbine Structure

Shanghai Jiaotong Daxue xuebao, 2022
Based on the integrated jacket-support offshore wind turbine model of the National Renewable Energy Laboratory (NREL), the computational fluid dynamics (CFD) method is coupled with the wind turbine integrated analysis method to study the blade icing ...
CHUANG Zhenju, LI Chunzheng, LIU Shewen
doaj   +1 more source

Design and Analysis of an Adaptive Dual-Drive Lift–Drag Composite Vertical-Axis Wind Turbine Generator

Energies, 2023
In this paper, based on the lift-type wind turbine, an adaptive double-drive lift–drag composite vertical-axis wind turbine is designed to improve the wind energy utilization rate. A drag blade was employed to rapidly accelerate the wind turbine, and the
Pengfei Yan, Yaning Li, Qiang Gao, Shuai Lian, Qihui Wu   +4 more
doaj   +1 more source

Determining Division Location for Sectional Wind Turbine Blades

Energies, 2017
Sectional wind turbine blades, by dividing an intact blade into multiple segments, have the advantage of being easy to handle and transport. To determine a suitable blade division location, this study was performed to clarify some crucial aspects and ...
Zhiwen Qin, Lei Zhang, Ke Yang, Jihui Wang, Caicai Liao, Jianzhong Xu   +5 more
doaj   +1 more source