Results 11 to 20 of about 7,826 (224)

Analysis of the Short-Term Dynamics of Morphing Aircraft Caused by Shape Change Based on the Open-Loop Response and the Reachable Set Theory

open access: yesAerospace, 2023
This work investigates the short-term dynamics caused by shape changes of morphing aircraft. We select a symmetric variable sweep morphing aircraft as the object of study and establish a six-degree-of-freedom multi-loop cascade model, and the coupling ...
Fuming Xia, Bo Jing, Wenfeng Xu
doaj   +1 more source

Multivariate Splines-Based Asymmetric Aerodynamic Modeling of Morphing Aircraft [PDF]

open access: yesXibei Gongye Daxue Xuebao, 2018
The aerodynamic parameters of morphing aircraft can vary significantly in the morphing process; the aerodynamic data model is complex and high-order nonlinear.

doaj   +1 more source

Multiaxial mechanical characterization of latex skin for morphing wing application

open access: yesPolymer Testing, 2022
A morphing aircraft continuously adjusts its wing geometry to achieve optimal flight characteristics for a wide range of flight conditions. Research on morphing aircraft has focused on developing wings with 1 morphing degree of freedom “monomorphing ...
Dilshad Ahmad, Rafic M. Ajaj
doaj   +1 more source

Aerodynamic Analysis of Camber Morphing Airfoils in Transition via Computational Fluid Dynamics

open access: yesBiomimetics, 2022
In this paper, the authors analyze an important but overlooked area, the aerodynamics of the variable camber morphing wing in transition, where 6% camber changes from 2% to 8% using the two airfoil configurations: NACA2410 and NACA8410.
Bruce W. Jo, Tuba Majid
doaj   +1 more source

Innovative materials for aircraft morphing [PDF]

open access: yesSPIE Proceedings, 1998
Reported herein is an overview of the research being conducted within the Materials Division at NASA Langley Research Center on the development of smart material technologies for advanced airframe systems. The research is a part of the Aircraft Morphing Program which is a new six-year research program to develop smart components for self-adaptive ...
Joycelyn S. Harrison   +7 more
openaire   +1 more source

Gust Response of Spanwise Morphing Wing by Simulation and Wind Tunnel Testing

open access: yesAerospace, 2023
The spanwise morphing wing can change its aerodynamic shape to suit its flight environment, thereby having the potential to improve the flight performance of the aircraft, especially in gusty conditions.
Zhuoer Yao, Zi Kan, Daochun Li
doaj   +1 more source

Conceptual Research on a Mono-Biplane Aerodynamics-Driven Morphing Aircraft

open access: yesAerospace, 2022
The operation of aircrafts with high aspect ratio wings is usually vulnerable to low-standard airports and bad weather. A new concept for a mono-biplane aerodynamics-driven morphing aircraft is proposed.
Tingyu Guo   +4 more
doaj   +1 more source

Aerodynamic Characteristics of Morphing Supercritical Airfoils for Aircraft with All-Stage High Performance

open access: yesApplied Sciences, 2022
Morphing airfoil is a promising technology for future aircraft to realize all-stage high performance. In the present paper, a conceptual aircraft with morphing airfoil is proposed and the aerodynamic characteristics of three types of morphing airfoils ...
Yuwei Cheng   +4 more
doaj   +1 more source

A study of morphing aircraft on morphing rules along trajectory

open access: yesChinese Journal of Aeronautics, 2021
Abstract Morphing aircraft can meet requirements of multi-mission during the whole flight due to changing the aerodynamic shape, so it is necessary to study its morphing rules along the trajectory. However, trajectory planning considering morphing variables requires a huge number of expensive CFD computations due to the morphing in view of ...
Chen, X   +4 more
openaire   +3 more sources

Morphing Winglet Design for Aerodynamic Performance Optimization of the CRJ-700 Aircraft. Part 1 – Structural Design [PDF]

open access: yesINCAS Bulletin, 2021
This study aims to design a morphing winglet structure for the CRJ-700 regional transport aircraft. The morphing technology is applied on winglets to demonstrate a significant increase of the aerodynamic performance of aircraft. From the aerodynamic data
Paul MEYRAN   +3 more
doaj   +1 more source

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