Strength anisotropy at soil-structure interfaces with snake skin inspired structural surfaces

Strength anisotropy at soil-structure interfaces with snake skin inspired structural surfaces
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具有蛇皮结构表面的土壤-结构界面处的强度各向异性

DOI:
10.1051/e3sconf/20199213008
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发表时间:
2019
影响因子:
--
通讯作者:
S. Gorb
S. Gorb
中科院分区:
--
文献类型:
--
作者:
H. Stutz;Alejandro Martinez;L. Heepe;Halvor T. Tramsen;S. Gorb

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典型的土-结构界面由于其表面轮廓的对称性而表现出与加载方向无关的响应。本研究介绍了一项实验研究的结果,该实验研究了沿蛇的底面剪切的沙子标本对三种类型的皮肤仿生表面的响应。剪切盒界面剪切试验结果表明,三种表面在动员剪切阻力和相应体积变化方面均表现出显著的各向异性响应。讨论了在工程设计中实施蛇皮启发表面的实际意义和潜在效益。
Typical soil-structure interfaces exhibit a response that is independent of loading direction due to the symmetry of the surfaces' profile. This study presents results from an experimental investigation on the response of sand specimens sheared against three types of surfaces bio-inspired from the skin along the underside of snakes. The results of shear box interface shear tests indicate that all three surfaces exhibit significant anisotropy in response in terms of mobilized shear resistances and corresponding volumetric changes. A discussion on the practical implications and potential benefits of implementation of the snake skin-inspired surfaces in engineering design is provided.
DOI: 10.3762/bjnano.9.243
发表时间: 2018
影响因子: 3.1
作者:
Wu W;Lutz C;Mersch S;Thelen R;Greiner C;Gomard G;Hölscher H
通讯作者: Hölscher H