Results 21 to 30 of about 107,267 (181)

Comparison of morphing trailing edges and conventional control surfaces for active flutter suppression

open access: yesHangkong gongcheng jinzhan, 2023
Aeroelastic modelling and stability analysis of wing with morphing trailing edge have attracted more and more attention. In order to explore the methods and characteristics between active flutter suppression of wings with morphing trailing edge and ...
YANG Yongjian   +3 more
doaj   +1 more source

Basal complex: a smart wing component for automatic shape morphing

open access: yesCommunications Biology, 2023
Insect wings are adaptive structures that automatically respond to flight forces, surpassing even cutting-edge engineering shape-morphing systems. A widely accepted but not yet explicitly tested hypothesis is that a 3D component in the wing’s proximal ...
Sepehr H. Eraghi   +8 more
doaj   +1 more source

Geometrically nonlinear electro-aeroelastic framework for morphing wing with piezoelectric actuators

open access: yesNihon Kikai Gakkai ronbunshu, 2019
In this paper, a flexible morphing wing with piezoelectric materials for morphing actuation is studied. The objectives of this paper are 1) to develop an integrated geometrically nonlinear electro-aeroelastic framework, which allows evaluating ...
Natsuki TSUSHIMA   +3 more
doaj   +1 more source

3D-Printed Bio-Inspired Mechanisms for Bird-like Morphing Drones

open access: yesApplied Sciences, 2023
Birds have unique flight characteristics unrivaled by even the most advanced drones due in part to their lightweight morphable wings and tail. Advancements in 3D-printing, servomotors, and composite materials are enabling more innovative airplane designs
Peter L. Bishay   +6 more
doaj   +1 more source

Study on Fluid–Structure Interaction of a Camber Morphing Wing

open access: yesVibration, 2023
The influence of trailing edge deformation on the aerodynamic characteristics of camber morphing wings is an important topic in the aviation field.
Yuanjing Wang   +4 more
doaj   +1 more source

Aerodynamic and aeroacoustic characteristics of a bionic morphing flap

open access: yesEnergy Reports, 2023
Birds adapt to the changing flight conditions by performing intricate feather-movements to manipulate the airflow. The avian wings often undergo seamless transformations at the trailing-edge to achieve camber-reflexes for extended flight envelope.
Md. Zishan Akhter   +2 more
doaj   +1 more source

Design of a Distributedly Active Morphing Wing Based on Digital Metamaterials

open access: yesAerospace, 2022
Morphing wings are a typical application of shape-adaptive structures in aviation, which play an important role in improving the comprehensive performance of an aircraft.
Zhigang Wang   +7 more
doaj   +1 more source

Flight Performance of the Biological Lifting Surface [PDF]

open access: yesINCAS Bulletin, 2017
In the international research, biomimetic lifting surface are analyzed in various aspects: construction, aerodynamics and energy. The specificity of the flying wings determined similarity between the aeromechanical and the biomimetic concepts leading to ...
Vasile PRISACARIU
doaj   +1 more source

Aerodynamic/Aeroacoustic Numerical Simulation and Manufaturing of a Sample Morphing Wing in Twisted Mode [PDF]

open access: yesفناوری در مهندسی هوافضا, 2023
Inspiring from bird’s wings and flights has long been a fascinating subject. In recent years, due to advent of materials and implementation of bird’s flights, use of morphing wings have created considerable changes in scientific issues related to air ...
Reza Harbi Monfared   +2 more
doaj   +1 more source

Dynamic Analysis and Experiment of Multiple Variable Sweep Wings on a Tandem-Wing MAV

open access: yesDrones, 2023
The current morphing technologies are mostly regarded as auxiliary tools, providing additional control torques to enhance the flight maneuverability of unmanned aerial vehicles (UAVs), and they cannot exist independently of the traditional control ...
Liang Gao   +6 more
doaj   +1 more source

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