Research Article
A Unified Spectro-Geometric-Ritz Method for Vibration Analysis of Open and Closed Shells with Arbitrary Boundary Conditions
Table 19
First several frequency parameters
for a closed conical shell with elastic boundary conditions (
).
| BC | | 1 | 2 | 3 | 4 | 5 | 6 | 7 |
| SD-E1 | 0.28933 | 0.20624 | 0.12470 | 0.08195 | 0.06202 | 0.05701 | 0.06119 | SD-E2 | 0.16324 | 0.12524 | 0.10755 | 0.09154 | 0.07779 | 0.07110 | 0.07249 | SD-E3 | 0.32825 | 0.21771 | 0.14872 | 0.10699 | 0.08322 | 0.07325 | 0.07373 | C-E1 | 0.30218 | 0.22873 | 0.14741 | 0.09222 | 0.07081 | 0.06334 | 0.06230 | C-E2 | 0.16674 | 0.12956 | 0.12594 | 0.09838 | 0.08447 | 0.07970 | 0.07500 | C-E3 | 0.33006 | 0.22365 | 0.15696 | 0.11607 | 0.09149 | 0.07906 | 0.07638 | E1-E1 | 0.29558 | 0.20694 | 0.12597 | 0.08352 | 0.06367 | 0.05809 | 0.06180 | E2-E2 | 0.14241 | 0.12291 | 0.10945 | 0.09596 | 0.08341 | 0.07593 | 0.07507 | E3-E3 | 0.33004 | 0.22355 | 0.15677 | 0.11584 | 0.09126 | 0.07888 | 0.07627 |
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