TRANSVERSE VIBRATIONS OF RECTANGULAR-PLATES WITH THICKNESS VARYING IN 2 DIRECTIONS AND WITH EDGES ELASTICALLY RESTRAINED AGAINST ROTATION

被引:32
作者
LAURA, PAA [1 ]
GROSSI, RO [1 ]
CARNEIRO, GI [1 ]
机构
[1] NATL UNIV ROSARIO,DEPT PHYS,ROSARIO 2000,ARGENTINA
关键词
D O I
10.1016/0022-460X(79)90825-3
中图分类号
O42 [声学];
学科分类号
070206 ; 082403 ;
摘要
The title problem is solved in the case of linear variation of the thickness in the x- and y- directions, a simple polynomial co-ordinate function being used. An approximate but quite convenient frequency equation is derived, by using the Rayleigh method. Apparently the open technical literature does not contain a previous analytical treatment of this problem which is as general and simple as that presented here. © 1979.
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页码:499 / 505
页数:7
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