Results 21 to 30 of about 251,691 (297)

Design optimization of a curved wind turbine blade using neural networks and an aero-elastic vortex method under turbulent inflow

Renewable Energy, 2020
Néstor Horcas, S. Gonzalez
semanticscholar   +3 more sources

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

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

Investigation on the impact of design wind speed and control strategy on the performance of fixed-pitch variable-speed wind turbines [PDF]

, 2017
Wind turbine blade design optimization remains one of the fundamental research areas for modern wind turbine technology. The general design process for fixed-pitch variablespeed wind turbine blades assumes the rated wind speed as the design wind speed ...
Liu, Xiongwei, University of Central Lancashire, Xiangtan University   +2 more
core   +1 more source

Fault detection and diagnosis of a blade pitch system in a floating wind turbine based on Kalman filters and artificial neural networks

, 2021
This paper describes the development of a fault detection and diagnosis method to automatically identify different fault conditions of a hydraulic blade pitch system in a spar-type floating wind turbine.
Seongpil Cho, Minjoo Choi, Zhen Gao, T. Moan   +3 more
semanticscholar   +1 more source

Force Measurements on a VAWT Blade in Parked Conditions

Energies, 2017
The forces on a turbine at extreme wind conditions when the turbine is parked is one of the most important design cases for the survivability of a turbine.
Anders Goude, Morgan Rossander
doaj   +1 more source

Stability Analysis of Wind Turbine Blades Based on Different Structural Models

Journal of Marine Science and Engineering, 2023
In order to better simulate the actual working conditions of wind turbines more realistically, this paper adopts the two-way fluid–structure coupling method to study the NREL 5 MW wind turbine, considering the blade coupling deformation and equivalent ...
Bin Wang, Ying Li, Shan Gao, Kanmin Shen, Shengxiao Zhao, Yu Yao, Zhilu Zhou, Zhenhong Hu, Xing Zheng   +8 more
doaj   +1 more source

Modeling the Risk of a Failed Wind Turbine Blade Impacting a Power Transmission Line [PDF]

, 2009
Wind turbine installations are generally situated in proximity to power transmission lines that integrate generated power into the grid. Failure of a wind turbine that results in a blade or blade fragment thrown from the rotor can result in impact with a
Arons, Patricia, Costello, Mark, Puga, Maria, Rogers, Jonathan, Slegers, Nathan   +4 more
core   +1 more source

Wind Turbine Blade Structural Efficiency [PDF]

53rd AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference<BR>20th AIAA/ASME/AHS Adaptive Structures Conference<BR>14th AIAA, 2012
Alternative structural layouts for wind turbine blades are investigated with the aim to improve their design, minimize weight and reduce the cost of wind energy. To obtain the new concepts, topology optimization is performed on a 45 m wind turbine blade.
Neil Buckney, Steven Green, Alberto Pirrera, Paul Weaver   +3 more
openaire   +1 more source

Structural Analysis of Basalt Fiber Reinforced Plastic Wind Turbine Blade

MATEC Web of Conferences, 2014
In this study, Basalt fiber reinforced plastic (BFRP) wind turbine blade was analyzed and compared with Glass fiber reinforced plastic blade (GFRP). Finite element analysis (FEA) of blade was carried out using ANSYS.
Mengal Ali Nawaz, Karuppanan Saravanan, Wahab Azmi Abdul   +2 more
doaj   +1 more source