Results 31 to 40 of about 2,913 (212)

Scaling Effects on Morphing Structures: Preliminary Guidelines for Managing the Effects on a Case Study

open access: yesActuators, 2023
The technique of morphing in aerospace engineering is a relatively new discipline targeting the improvement of aircraft performance, even through dramatic changes to some critical geometrical and mechanical features, to adapt aircrafts’ configurations to
Antonio Concilio   +2 more
doaj   +1 more source

Implementation of a hybrid electro-active actuated morphing wing in wind tunnel [PDF]

open access: yes, 2017
Amongst current aircraft research topics, morphing wing is of great interest for improving the aerodynamic performance. A morphing wing prototype has been designed for wind tunnel experiments.
Braza, Marianna   +4 more
core   +3 more sources

Augmented Aircraft Performance with the Use of Morphing Technology for a Turboprop Regional Aircraft Wing

open access: yesBiomimetics, 2019
This article presents some application of the morphing technology for aerodynamic performance improvement of turboprop regional aircraft. It summarizes the results obtained in the framework of the Clean Sky 2 AIRGREEN2 program for the development and ...
Frédéric Moens
doaj   +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

Aerodynamic Shape Design and Validation of an Advanced High-Lift Device for a Regional Aircraft with Morphing Droop Nose

open access: yesInternational Journal of Aerospace Engineering, 2019
In the present work, the aerodynamic shape design of an advanced high-lift system for a natural laminar flow (NLF) wing, based on the combination of a morphing droop nose and a single slot trailing edge flap, is presented.
Alessandro De Gaspari, Frédéric Moens
doaj   +1 more source

Fluid–Structure Interaction Analysis of the Fish Bone Active Camber Mechanism [PDF]

open access: yes, 2015
A coupled, partitioned fluid/structure-interaction analysis is introduced for calculation of the deformed equilibrium shape, aerodynamic coefficients, and actuation requirements of the fish-bone-active-camber morphing concept. The fish-bone-active-camber
Dayyani, Iman   +2 more
core   +2 more sources

Whirl Tower Demonstration of an SMA Blade Twist System

open access: yesActuators, 2022
This paper focuses on the development and demonstration of a novel blade morphing system within a whirl tower facility. The scope is to investigate the behavior of the proposed architecture under representative loads, demonstrating its capability to ...
Salvatore Ameduri   +10 more
doaj   +1 more source

Adjoint-based optimization of flapping plates hinged with a trailing-edge flap

open access: yesTheoretical and Applied Mechanics Letters, 2015
It is important to understand the impact of wing-morphing on aerodynamic performance in the study of flapping-wing flight of birds and insects. We use a flapping plate hinged with a trailing-edge flap as a simplified model for flexible/morphing wings in ...
Min Xu   +3 more
doaj   +1 more source

Optimum design of morphing flaps for improving horizontal axis wind turbine performance

open access: yesEnergy Science & Engineering, 2023
This study presents a conceptual design of optimum deformable blades as a function of wind speed. In this design, at any speed of wind flow, the blade sections have their optimal shape. Accordingly, the wind turbine performance will increase at different
Arezoo Najafian, Alireza Jahangirian
doaj   +1 more source

An investigation of unsteady 3-D effects on trailing edge flaps [PDF]

open access: yesWind Energy Science, 2017
The present study investigates the impact of unsteady 3-D aerodynamic effects on a wind turbine blade with trailing edge flap by means of computational fluid dynamics (CFD).
E. Jost   +4 more
doaj   +1 more source

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