A novel approach for nonlinear bending response of macro- and nanoplates with irregular variable thickness under nonuniform loading in thermal environment

被引:51
作者
Dastjerdi, Shahriar [1 ]
Beni, Yaghoub Tadi [2 ]
机构
[1] Islamic Azad Univ, Dept Mech Engn, Shahrood Branch, Shahrood, Iran
[2] Shahrekord Univ, Fac Engn, Shahrekord, Iran
关键词
Macro; nano-annular sector plates; variable thickness; nonlocal elasticity theory; modified higher-order shear deformation theory (MHSDT); semi-analytical polynomial method (SAPM); SHEAR DEFORMATION-THEORY; FREE-VIBRATION ANALYSIS; HIGHER-ORDER SHEAR; REFINED PLATE-THEORY; FUNCTIONALLY GRADED PLATES; FINITE-ELEMENT-ANALYSIS; BUCKLING ANALYSIS; SANDWICH PLATES; WAVE-PROPAGATION; ANNULAR SECTOR;
D O I
10.1080/15397734.2018.1557529
中图分类号
O3 [力学];
学科分类号
08 ; 0801 ;
摘要
A new method has been presented for static analysis of macro- and nano sector plates with variable thickness. The thickness variations are assumed linearly, functionally, and also irregularly. The governing equations have been derived based on the nonlocal modified higher-order shear deformation theory and have been solved applying the semi-analytical polynomial method. The obtained results have been compared with the results of the other relevant articles. The effective parameters on the analysis have been investigated such as the thickness, the size of the plate under uniform and nonuniform loadings, and the boundary conditions including free edges. Communicated by Marco Amabili.
引用
收藏
页码:453 / 478
页数:26
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