Research Article
Vibration of Elastic Functionally Graded Thick Rings
Table 1
Verification of free vibration frequency [Hz].
| | Bisegna and Caruso [3] | ANSYS | The present theory | Plane stress | Plane stress | Plane strain |
| 2 | 36.78 | 35.10 | 35.08 | 36.77 | 3 | 104.03 | 99.29 | 99.19 | 103.98 | 4 | 199.46 | 190.42 | 190.13 | 199.3 | 5 | 322.57 | 308.05 | 307.35 | 322.16 |
| | Exp. of Kuhl [13] | Kirkhope [13] | The present theory | Plane stress | Plane strain |
| 2 | 7635 | 7527 | 7300 | 7566 | 3 | 19060 | 19122 | 18269 | 18830 | 4 | 32150 | 32529 | 30898 | 31694 | 5 | 46050 | 46614 | 114803 | 45246 | 6 | 60400 | 60857 | 57997 | 59068 | 7 | 74200 | 75045 | 71828 | 72962 | 8 | 88000 | 89104 | 85673 | 86838 |
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