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Seamless morphing wing with SMP skin

  • Harbin Institute of Technology

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Morphing aircraft wings require flexible skins that can undergo large strains, have low in-plane stiffness. In this paper, the sandwiched structure is designed to maintain airfoil shape throughout transition and not to suffer from large out-of-plane deformation under aerodynamic pressure loads. It consists of honeycomb and flexible skin. Honeycomb which is high-strain capable in one direction without dimensional change in the perpendicular in-plane axis provides distributed support to the honeycomb. Flexible skin is used to create the smooth aerodynamic surface. The morphing wing structure is developed together with the sandwiched skin technology. It is capable of changing in chordwise and increasing chord by 20%. Elastomeric and SMP skins are selected for use. Embedded heating wire springs act as the activation system for the SMP. Experiment results show the morphing wing model with elastomeric or SMP skins can be driven successfully by DC motor.

Original languageEnglish
Title of host publicationMulti-functional Materials and Structures - International Conference on Multifunctional Materials and Structures
PublisherTrans Tech Publications
Pages97-100
Number of pages4
ISBN (Print)0878493786, 9780878493784
DOIs
StatePublished - 2008
EventMulti-functional Materials and Structures - International Conference on Multifunctional Materials and Structures - Hong Kong, P.R., China
Duration: 28 Jul 200831 Jul 2008

Publication series

NameAdvanced Materials Research
Volume47-50 PART 1
ISSN (Print)1022-6680

Conference

ConferenceMulti-functional Materials and Structures - International Conference on Multifunctional Materials and Structures
Country/TerritoryChina
CityHong Kong, P.R.
Period28/07/0831/07/08

Keywords

  • Aircraft
  • Morphing
  • SMP
  • Skin

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