Research Article
A Refined Higher-Order Hybrid Stress Quadrilateral Element for Free Vibration and Buckling Analyses of Reissner-Mindlin Plates
Table 5
The six lowest nondimensional frequency parameters of a CCCC thick square plate
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| | Element () | Mode sequence number | | 1 | 2 | 3 | 4 | 5 | 6 |
| | QH8-RCV | 3.3118 | 6.3402 | 6.3402 | 8.9003 | 10.4844 | 10.5761 | | QH8-RCV | 3.3066 | 6.3332 | 6.3332 | 8.9090 | 10.5178 | 10.6160 | | QH8-RCV | 3.3002 | 6.3038 | 6.3038 | 8.8443 | 10.4237 | 10.5216 | | QH8-RCV | 3.2943 | 6.2743 | 6.2743 | 8.7752 | 10.3198 | 10.4162 | | QH8-RCV | 3.2912 | 6.2578 | 6.2578 | 8.7360 | 10.2604 | 10.3558 | | QH8-LV | 3.3181 | 6.3688 | 6.3688 | 8.9622 | 10.5759 | 10.6670 | | Reference [27] | 3.292 | 6.276 | 6.276 | 8.792 | 10.356 | 10.455 |
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