Results 101 to 110 of about 542,523 (285)

Feasibility Study of implementing Wake Steering in Floating Wind Farms: Power Gain, Load Estimation and Economic Analysis

open access: yesWind Energy, Volume 29, Issue 5, May 2026.
ABSTRACT This paper presents an overview of the CONFLOWS project, a collaborative effort between DNV, Marine Power Systems (MPS) and Durham University. The project investigates the effects of wake steering from aerodynamic, structural and economic modelling perspectives, aiming to provide a comprehensive understanding of its impact on performance and ...
Mohammadreza Mohammadi   +7 more
wiley   +1 more source

RESEARCH OF THE HIGH HARMONICS INDIVIDUAL BLADE CONTROL EFFECT ON VIBRATIONS CAUSED BY THE HELICOPTER MAIN ROTOR THRUST

open access: yesНаучный вестник МГТУ ГА, 2017
The paper presents numerical results analysis of main rotor vibration due to helicopter main rotor thrust pulsation.The calculation method, the object of research and numerical research results with the aim to reduce the amplitude of the vibrations ...
B. S. Kritsky   +2 more
doaj  

Alleviation of unbalanced rotor loads by single blade controllers [PDF]

open access: yes, 2009
A novel approach to reducing the unbalance rotor loads by pitch control is presented in this paper. Each blade has its own actuator, sensors and controller.
Dominguez, S.   +2 more
core  

Vibration-based damage detection for a composite helicopter main rotor blade

open access: yes, 2016
This work presents experimental results of two damage detection techniques based on modal properties, with the application on a full-size composite helicopter main rotor blade.
F. Santos   +4 more
semanticscholar   +1 more source

An Explicit, Compact, and Rotation‐Agnostic Formulation for Equivalent Nodal Loads for Point‐Loaded Beams

open access: yesInternational Journal for Numerical Methods in Engineering, Volume 127, Issue 7, 15 April 2026.
ABSTRACT In time‐marching dynamical simulations, treatment of contact forces in deformable bodies represented by finite element meshes requires a compromise between simulation fidelity and computational costs. External forces directly evaluated at the mesh nodes offer better computational performance at the cost of modelling fidelity.
Alexander R. Schock   +2 more
wiley   +1 more source

2-D CFD Computations of the Two-Bladed Darrieus-Type Wind Turbine

open access: yesJournal of Applied Fluid Mechanics, 2018
In spite of the attractiveness of CFD methods and advanced measurement methods, there is still no full analysis of aerodynamic blade loads for vertical axis Darrieus-type wind turbines.
K. Rogowski, M. O. L. Hansen, P. Lichota
doaj  

Improvements to tilt rotor performance through passive blade twist control [PDF]

open access: yes
A passive blade twist control is presented in which the twist distribution of a tilt rotor blade is elastically changed as a function of rotor speed. The elastic twist deformation is used to achieve two different blade twist distributions corresponding ...
Nixon, Mark W.
core   +1 more source

Scour‐Conditioned Seismic Fragility Analysis of Monopile‐Supported Offshore Wind Turbines

open access: yesEarthquake Engineering &Structural Dynamics, Volume 55, Issue 4, Page 947-967, 10 April 2026.
ABSTRACT Monopile‐supported offshore wind turbines (MS‐OWTs) are increasingly deployed in seismic coastal regions, where they face compound risks from earthquake loading and seabed scour. While past studies have addressed these hazards separately, seismic fragility under evolving scour conditions remains insufficiently understood. This study introduces
Francisco Pinto   +3 more
wiley   +1 more source

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