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Natural aging mechanics characteristics on fiber reinforced high altitude airship envelope composite

  • Yun Chao Gu*
  • , Long Bin Liu
  • , Shuai Cao
  • , Hou Di Xiao
  • , Ming Yun Lv
  • *Corresponding author for this work
  • Beihang University

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

Abstract

For High altitude airship (HAA) with long time affected by space harsh environment, due to the occurrence of natural light radiation aging physical and mechanical properties, fiber-reinforced airship envelope material results in degradation of the mechanical load performance, even causing damage to the balloon airship. Based on the ground aging simulation of the airship envelope material under the natural light, the morphology of airship envelope material in the natural aging process can be observed and the specimen comparison test is carried on for its fracture strength and breaking elongation to qualify its mechanical properties. The specimens with the axial angle of 0°and 90° were respectively tested to get its mechanical properties and the comparative analysis on degradation of fracture strength and breaking elongation before and after its 720h aging is developed too. The test results shows that the mechanical properties of different specimens decrease, wherein the maximum degradation is 0° specimens and that of 90°specimens t is not very significant weakening. Natural aging characteristics of airship envelope material provide support for the design and improvement of anti-aging properties of the airship envelope material.

Original languageEnglish
Title of host publicationModern Technologies in Materials, Mechanics and Intelligent Systems
EditorsX.Y. Huang, X.B. Zhu, K.L. Xu, J.H. Wu
PublisherTrans Tech Publications Ltd
Pages73-76
Number of pages4
ISBN (Electronic)9783038353140
DOIs
StatePublished - 2014
Event4th International Conference on Intelligent System and Applied Material, GSAM 2014 - Taiyuan, China
Duration: 23 Aug 2014 → 24 Aug 2014

Publication series

NameAdvanced Materials Research
Volume1049-1050
ISSN (Print)1022-6680
ISSN (Electronic)1662-8985

Conference

Conference4th International Conference on Intelligent System and Applied Material, GSAM 2014
Country/TerritoryChina
CityTaiyuan
Period23/08/14 → 24/08/14

Keywords

  • Characterization performance
  • Fiber reinforced composite
  • High altitude airship envelope
  • Mechanics characteristics
  • Natural aging

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