Research Article
Analysis of Sandwich Plates by Generalized Differential Quadrature Method
Table 4
Square laminated plate under uniform load for
.
| | Method | | | | | | |
| | 15 | HSDT [47] | 110.43 | 66.62 | 51.97 | 3.465 | 3.035 | 2.691 | | FSDT [47] | 90.85 | 70.04 | 56.03 | 3.753 | 3.091 | 2.764 | | CLT | 81.768 | 69.135 | 55.308 | 3.687 | 4.2825 | 3.8287 | |
Ferreira and Barbosa [48] | 121.821 | 65.650 | 47.09 | 3.140 | 3.466 | 3.466 | | Ferreira () [21] | 121.184 | 63.214 | 50.571 | 3.371 | 3.466 | 3.099 | | Exact [46] | 121.72 | 66.787 | 48.299 | 3.238 | 3.9638 | 3.5768 | | Third-order [44] () | 113.5941 | 66.3646 | 49.8957 | 3.3264 | 2.1686 | 1.5578 | | Third-order [44] () | 114.3874 | 66.7830 | 50.2175 | 3.3478 | 2.6115 | 1.9271 | | Third-order [44] () | 114.6442 | 66.9196 | 50.3230 | 3.3549 | 3.0213 | 2.2750 | | Present ( grid) | 120.5292 | 65.8690 | 48.2620 | 3.2175 | 3.6285 | 3.3561 | | Present ( grid) | 121.2654 | 66.3110 | 48.1025 | 3.2068 | 3.8616 | 2.6168 | | Present ( grid) | 121.3247 | 66.3973 | 48.0221 | 3.2015 | 3.9001 | 2.4901 | | Present ( grid) | 121.3340 | 66.4233 | 47.9984 | 3.1999 | 3.9063 | 2.4731 |
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