Critical assessment of Eurocode approach to stability of metal cylindrical silos with corrugated walls and vertical stiffeners

被引:18
|
作者
Sondej, Mateusz [1 ]
Iwicki, Piotr [1 ]
Tejchman, Jacek [1 ]
Wojcik, Michal [1 ]
机构
[1] Gdansk Univ Technol, Dept Civil & Environm Engn, Narutowicza 11-12, PL-80233 Gdansk, Poland
关键词
Cylindrical orthotropic shell; Corrugated wall; Eurocode approach; Linear buckling analysis; Silo stability; Stringer; STEEL SILOS; COMPRESSION; DISCHARGE; BEHAVIOR; SHEETS; SHELLS;
D O I
10.1016/j.tws.2015.07.015
中图分类号
TU [建筑科学];
学科分类号
0813 ;
摘要
The paper deals with stability of steel cylindrical silos composed of corrugated walls and vertical opensectional stringers. Comprehensive three-dimensional finite element analyses were carried out with perfect slender, semi-slender and squat silos by means of a linear buckling approach. Corrugated walls were simulated as an equivalent orthotropic shell and vertical open-sectional stringers as beam elements. The FE results were compared with the Eurocode approach. In addition, comprehensive FE computations for axially compressed cylindrical shells composed of an orthotropic shell and stringers were carried out. An improvement of standard formulae was proposed. (C) 2015 Elsevier Ltd. All rights reserved.
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页码:335 / 346
页数:12
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