Results 11 to 20 of about 90,246 (309)

Simulation of wind turbine wake interaction using the vorticity transport model [PDF]

open access: yes, 2010
The aerodynamic interactions that can occur within a wind farm can result in the constituent turbines generating a lower power output than would be possible if each of the turbines were operated in isolation.
Ahlin   +15 more
core   +1 more source

A Review of Numerical Modelling of Multi-Scale Wind Turbines and Their Environment

open access: yesComputation, 2018
Global demand for energy continues to increase rapidly, due to economic and population growth, especially for increasing market economies. These lead to challenges and worries about energy security that can increase as more users need more energy ...
Katrina Calautit   +5 more
doaj   +1 more source

Aerodynamic drag change of simplified automobile models influenced by a passing vehicle

open access: yesMechanical Engineering Journal, 2020
On-road turbulence caused by atmospheric winds and other automobiles influences the flow field of automobiles and causes variations in aerodynamic forces.
Keigo SHIMIZU   +5 more
doaj   +1 more source

Data Mining-Based Design Space Exploration and Optimization for Tandem Airfoils

open access: yesInternational Journal of Aerospace Engineering, 2023
The joined-wing configuration has great technical appeal for the development of next-generation SensorCraft. Research based on the simplified tandem airfoil system can improve understanding of the joined-wing configuration’s aerodynamic characteristics ...
Yayun Shi   +4 more
doaj   +1 more source

Dynamic Behaviour of a Flexible Yacht Sail Plan [PDF]

open access: yes, 2013
• Dynamic fluid structure interaction of a sail plan is modeled in harmonic pitching • Aerodynamic forces oscillations show hysteresis phenomena • Neglecting the structural deformation underestimates the forces oscillations • Both aerodynamic and ...
AUGIER, Benoit   +3 more
core   +5 more sources

Effects of Aerodynamic Interactions of Closely-Placed Vertical Axis Wind Turbine Pairs

open access: yesEnergies, 2018
In this study, a numerical model was developed to study the effects of aerodynamic interactions between a pair of counter-rotating vertical axis wind turbines (VAWTs) in close proximity.
Jifeng Peng
doaj   +1 more source

Unsteady numerical estimation of the aerodynamic loads of the Krueger flap [PDF]

open access: yesINCAS Bulletin, 2012
The aim of this paper is to study the unsteady aerodynamic interaction between a Krueger flap and a three-element airfoil using the finite volume method to solve the Unsteady Reynolds-Averaged Navier-Stokes equations.
Claudiu VADEAN   +2 more
doaj   +1 more source

A High Efficient Fluid-Structure Interaction Method for Flutter Analysis of Mistuned [PDF]

open access: yesXibei Gongye Daxue Xuebao, 2018
The time cost is very high by direct fluid-structure interaction method for mistuned bladed disk structures, so aerodynamic loads generally are ignored or treated as small perturbations in traditional flutter analysis.

doaj   +1 more source

Aerodynamic Interaction of Migratory Birds in Gliding Flight

open access: yesFluids, 2023
(1) Background: Many studies suggest that migratory bird groups fly in a V-formation to improve their aerodynamic efficiency, the goal being to reduce their energy expenditure to fly longer distances.
Fabien Beaumont   +3 more
doaj   +1 more source

Wake Dynamics and Rotor-Fuselage Aerodynamic Interactions [PDF]

open access: yesJournal of the American Helicopter Society, 2009
The unsteady loads experienced by a helicopter are known to be strongly influenced by aerodynamic interactions between the rotor and fuselage; these unsteady loads can lead to deficiencies in handling qualities and unacceptable vibratory characteristics of the rotorcraft.
Kenyon, A.R., Brown, R.E.
openaire   +2 more sources

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