Results 41 to 50 of about 139,402 (244)

Design Synthesis of Adaptive Mesoscopic Cellular Structures with Unit Truss Approach and Particle Swarm Optimization Algorithm [PDF]

open access: yes, 2006
Cellular material structures have been engineered at the mesoscopic scale for high performance and multifunctional capabilities. However, the design of adaptive cellular structures - structures with cellular configurations, sizes, and shapes designed ...
David W., Rosen   +2 more
core   +1 more source

Modeling and Flight Control of Small UAV with Active Morphing Wings

open access: yesJournal of Intelligent and Robotic Systems, 2022
In recent research works, morphing wings were studied as an interesting field for a small unmanned aerial vehicle (UAV). The previous studies either focused on selecting suitable material for the morphing wings or performing experimental tests on UAVs ...
Diaa Emad   +2 more
semanticscholar   +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

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

Compliant rolling-contact architected materials for shape reconfigurability. [PDF]

open access: yes, 2018
Architected materials can achieve impressive shape-changing capabilities according to how their microarchitecture is engineered. Here we introduce an approach for dramatically advancing such capabilities by utilizing wrapped flexure straps to guide the ...
Chizari, Samira   +4 more
core   +2 more sources

AERODYNAMIC ANALYSIS OF MORPHING WING.

open access: yesGraduate Research in Engineering and Technology, 2022
This thesis presents a modelling and design exploration study of a novel twisting wing whose motion is enabled by a tensegrity mechanism. First, the aerodynamic characteristics of the twisting wing, which does not require control surfaces to modulate its shape, are compared with those of a conventional wing having a control surface.
Alugu Ganesh, Anand Paul, Akshaya Reddy
openaire   +1 more source

Elastomer-based skins for morphing aircraft applications: Effect of biaxial strain rates and prestretch

open access: yesPolymer Testing, 2022
There is an emerging trend in the morphing aircraft research where two or more morphing degrees of freedom are used on a wing which leads to the concept of polymorphing.
Dilshad Ahmad   +2 more
doaj   +1 more source

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

Morphing wing design using integrated and distributed trailing edge morphing

open access: yesSmart Materials and Structures, 2022
Abstract The presented study investigates the design and development of an autonomous morphing wing concept developed in the scope of the SmartX project, which aims to demonstrate in-flight performance optimisation with active morphing.
Tigran Mkhoyan   +3 more
openaire   +3 more sources

Conceptual-level evaluation of a variable stiffness skin for a morphing wing leading edge [PDF]

open access: yes, 2019
A morphing leading edge produces a continuous aerodynamic surface that has no gaps between the moving and fixed parts. The continuous seamless shape has the potential to reduce drag, compared to conventional devices, such as slats that produce a discrete
Benini, E   +8 more
core   +1 more source

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