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Static aeroelastic characteristics of grid structure wing

  • Northwestern Polytechnical University Xian

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

Several types of grid structure of high-aspect-ratio wing are designed basing on the idea of bionic structure. The static aeroelastic characteristics of the wings of rectangular, polygonal and curve-edged rhombic grid structures are calculated and compared, using finite element models coupled with vortex lattice method. Structural results show that the stiffness of the high-aspect-ratio wings can be improved and the weight will be reduced when the configurations, distributions and curvatures of the grids are properly selected and optimized. The rhombic grid structure has the maximum stiffness among these different grid structures. Despite the high bending stiffness, the grid structure wing has lower torsional stiffness, optimizations in detail are required. Investigations in this paper can inspire the design of lightweight high-aspect-ratio wings.

源语言英语
主期刊名2018 Aviation Technology, Integration, and Operations Conference
出版商American Institute of Aeronautics and Astronautics Inc, AIAA
ISBN(印刷版)9781624105562
DOI
出版状态已出版 - 2018
活动18th AIAA Aviation Technology, Integration, and Operations Conference, 2018 - Atlanta, 美国
期限: 25 6月 201829 6月 2018

出版系列

姓名2018 Aviation Technology, Integration, and Operations Conference

会议

会议18th AIAA Aviation Technology, Integration, and Operations Conference, 2018
国家/地区美国
Atlanta
时期25/06/1829/06/18

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