Results 61 to 70 of about 3,713 (199)

Multi-objective optimization for the geometry of trapezoidal corrugated morphing skins [PDF]

open access: yes, 2016
Morphing concepts have great importance for the design of future aircraft as they provide the opportunity for the aircraft to adapt their shape in flight so as to always match the optimal configuration.
Dayyani, Iman, Friswell, M. I.
core   +1 more source

Delaying stall of morphing wing by periodic trailing-edge deflection

open access: yesChinese Journal of Aeronautics, 2020
Abstract Morphing wings can improve aircraft performance during different flight phases. Recently research has focused on steady aerodynamic characteristics of the morphing wing with a flexible trailing-edge, and the unsteady aerodynamic and stall characteristics in the deflection process of the morphing wing are worthy further investigation.
Zi KAN   +3 more
openaire   +1 more source

Static and Dynamic Performance of a Morphing Trailing Edge Concept with High-Damping Elastomeric Skin

open access: yesAerospace, 2019
Nature has many striking examples of adaptive structures: the emulation of birds’ flight is the true challenge of a morphing wing. The integration of increasingly innovative technologies, such as reliable kinematic mechanisms, embedded servo ...
Maurizio Arena   +5 more
doaj   +1 more source

Numerical study on active and passive trailing edge morphing applied to a multi-MW wind turbine section [PDF]

open access: yes, 2015
A progressive increasing in turbine dimension has characterized the technological development in offshore wind energy utilization. This aspect reflects on the growing in blade length and weight.
Boezi, M.   +3 more
core   +1 more source

Free-Form Deformation Parameterization on the Aerodynamic Optimization of Morphing Trailing Edge

open access: yesApplied Mechanics, 2023
Every aerodynamic optimization is proceeded by a parameterization of the studied aerial object, and due to its influence on the final optimization process, careful attention should be made in choosing the appropriate parameterization method.
Mir Hossein Negahban   +2 more
doaj   +1 more source

Microtab dynamic modelling for wind turbine blade load rejection [PDF]

open access: yes, 2013
A dynamic model characterising the effect of microtab deployment on the aerodynamics of its base aerofoil is presented. The developed model predicts the transient aerodynamic coefficients consistent with the experimental and computational data reported ...
Alireza Maheri   +25 more
core   +2 more sources

On the Aeroelasticity of a Cantilever Wing Equipped with the Spanwise Morphing Trailing Edge Concept

open access: yesAerospace, 2023
This paper studies the aeroelastic behavior of a rectangular, cantilever wing equipped with the spanwise morphing trailing edge (SMTE) concept. The SMTE consists of multiple trailing edge flaps that allow controlling the spanwise camber distribution of a
Jafar S. Pilakkadan   +3 more
doaj   +1 more source

Structural and Topological Optimization of a Novel Elephant Trunk Mechanism for Morphing Wing Applications

open access: yesAerospace
A novel mechanism for seamless morphing trailing edge flaps is presented in this paper. This bio-inspired morphing concept is derived from an elephant’s trunk and is called the Elephant Trunk Mechanism (ETM).
Mir Hossein Negahban   +4 more
doaj   +1 more source

Exploitation of a Multifunctional Twistable Wing Trailing-Edge for Performance Improvement of a Turboprop 90-Seats Regional Aircraft

open access: yesAerospace, 2018
Modern transport aircraft wings have reached near-peak levels of energy-efficiency and there is still margin for further relevant improvements. A promising strategy for improving aircraft efficiency is to change the shape of the aircraft wing in flight ...
Francesco Rea   +3 more
doaj   +1 more source

Experimental investigation of aerodynamic performance of airfoils fitted with morphing trailing edges [PDF]

open access: yes54th AIAA Aerospace Sciences Meeting, 2016
The aerodynamic performance and wake development of a NACA 0012 airfoil fitted with morphing trailing edges were studied using experimental and computational techniques. The NACA 0012 airfoil was tested with morphing trailing edges having various camber profiles with the same trailing edge tip deflection.
Ai, Qing   +2 more
openaire   +3 more sources

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