Free vibration studies of functionally graded magneto-electro-elastic plates/shells by using solid-shell elements

被引:0
作者
Zheng Shijie [1 ]
Fen Yan [1 ]
Wang Hongtao [2 ]
机构
[1] Nanjing Univ Aeronaut & Astronaut, State Key Lab Mech & Control Mech Struct, Nanjing 210016, Jiangsu, Peoples R China
[2] Nanjing Univ Aeronaut & Astronaut, Sch Mech & Elect Engn, Nanjing 210016, Jiangsu, Peoples R China
关键词
functionally graded materials; magneto-electro-elastic; free vibration; finite element; plates/shells; PLATES; COMPOSITES; ACTUATORS;
D O I
暂无
中图分类号
R318 [生物医学工程];
学科分类号
0831 ;
摘要
In this article, free vibration studies on functionally graded magneto-electro-elastic plates and cylindrical shells have been carried out by means of finite element method. The functionally graded material is assumed to be exponential in the thickness direction. The present finite element is formulated on the basis of assumed natural strain, enhanced assumed strain method and using displacement components, electric potential and magnetic potentials as nodal degrees of freedom. This element can be used as solid element and can also be applied to model thin curved shell structures. Numerical studies include the influence of the different exponential factor, magnetic and piezoelectric effect on the natural frequencies. Obtained numerical results are in good agreement with the semi-analytical finite element solutions available in the literature.
引用
收藏
页码:1787 / 1796
页数:10
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