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Size effects on the in-plane mechanical behavior of hexagonal honeycombs

文献类型:期刊论文

作者Jin, Tao1; Zhou, Zhiwei2; Liu, Zhenguo1; Shu, Xuefeng1
刊名SCIENCE AND ENGINEERING OF COMPOSITE MATERIALS
出版日期2016-05-01
卷号23期号:3页码:301-307
关键词hexagonal honeycombs in-plane uniaxial compression size effects
ISSN号0792-1233
DOI10.1515/secm-2014-0121
通讯作者Shu, Xuefeng(shuxuefeng@tyut.edu.cn)
英文摘要In-plane uniaxial compression tests were experimented on seven kinds of honeycomb specimens with different sizes (cell numbers) under the loading rate of 10 mm/min, in order to investigate the size effects on four important mechanical parameters (the curve modulus, initial collapse stress, densification strain, and plateau stress) of the honeycomb structure. The results show that the curve modulus of honeycombs decreases with decrease in specimen size, indicating that the curve modulus in in-plane direction is sensitive to size. In addition, the initial collapse stress in x(2)-direction as well as energy absorption efficiency in x(1)-direction is slightly sensitive to the specimen size. However, the other mechanical parameters of honeycomb show significant size independence. The weak boundary cells are used to explain size effects on the in-plane mechanical behavior of honeycomb. Consequently, the minimum specimen size of hexagonal honeycomb specimens for measuring the effective in-plane mechanical properties of a bulk honeycomb is determined according to these results.
收录类别SCI
WOS关键词DUCTILE CELLULAR SOLIDS ; FINITE-ELEMENT ; PART II ; DEFORMATION ; COMPRESSION ; FOAMS
WOS研究方向Materials Science
WOS类目Materials Science, Composites
语种英语
WOS记录号WOS:000375747000006
出版者WALTER DE GRUYTER GMBH
URI标识http://www.irgrid.ac.cn/handle/1471x/2557322
专题寒区旱区环境与工程研究所
通讯作者Shu, Xuefeng
作者单位1.Taiyuan Univ Technol, Inst Appl Mech & Biomed Engn, Taiyuan 030024, Peoples R China
2.Chinese Acad Sci, Cold & Arid Reg Environm & Engn Res Inst, State Key Lab Frozen Soil Engn, Lanzhou 730000, Peoples R China
推荐引用方式
GB/T 7714
Jin, Tao,Zhou, Zhiwei,Liu, Zhenguo,et al. Size effects on the in-plane mechanical behavior of hexagonal honeycombs[J]. SCIENCE AND ENGINEERING OF COMPOSITE MATERIALS,2016,23(3):301-307.
APA Jin, Tao,Zhou, Zhiwei,Liu, Zhenguo,&Shu, Xuefeng.(2016).Size effects on the in-plane mechanical behavior of hexagonal honeycombs.SCIENCE AND ENGINEERING OF COMPOSITE MATERIALS,23(3),301-307.
MLA Jin, Tao,et al."Size effects on the in-plane mechanical behavior of hexagonal honeycombs".SCIENCE AND ENGINEERING OF COMPOSITE MATERIALS 23.3(2016):301-307.

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来源:寒区旱区环境与工程研究所

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