Research Article
A Semianalytical Three-Dimensional Elasticity Solution for Vibrations of Orthotropic Plates with Arbitrary Boundary Conditions
Table 1
Convergence of frequency parameters Ω of an orthotropic plate with different truncated numbers.
| M N Q | Mode number | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
| 4 4 4 | 0.04764 | 0.10357 | 0.11900 | 0.16108 | 0.16108 | 0.16967 | 0.19038 | 0.21697 | 5 5 5 | 0.04745 | 0.10333 | 0.11883 | 0.16108 | 0.16108 | 0.16944 | 0.18950 | 0.21697 | 6 6 6 | 0.04745 | 0.10333 | 0.11883 | 0.16108 | 0.16108 | 0.16944 | 0.18904 | 0.21697 | 7 7 7 | 0.04742 | 0.10330 | 0.11880 | 0.16108 | 0.16108 | 0.16942 | 0.18894 | 0.21697 | 8 8 8 | 0.04742 | 0.10330 | 0.11880 | 0.16108 | 0.16108 | 0.16942 | 0.18887 | 0.21697 | 9 9 9 | 0.04742 | 0.10329 | 0.11880 | 0.16108 | 0.16108 | 0.16941 | 0.18885 | 0.21697 | 10 10 10 | 0.04742 | 0.10329 | 0.11880 | 0.16108 | 0.16108 | 0.16941 | 0.18883 | 0.21697 | DQM | 0.04742 | 0.10329 | 0.11880 | 0.16109 | 0.16109 | 0.16941 | 0.18876 | 0.21697 |
| 4 4 4 | 0.33231 | 0.48323 | 0.48323 | 0.65021 | 0.65043 | 0.65665 | 0.89812 | 0.96645 | 5 5 5 | 0.33203 | 0.48323 | 0.48323 | 0.64980 | 0.65043 | 0.65618 | 0.89750 | 0.96645 | 6 6 6 | 0.33203 | 0.48323 | 0.48323 | 0.64979 | 0.65043 | 0.65618 | 0.89750 | 0.96645 | 7 7 7 | 0.33200 | 0.48323 | 0.48323 | 0.64974 | 0.65043 | 0.65611 | 0.89741 | 0.96645 | 8 8 8 | 0.33200 | 0.48323 | 0.48323 | 0.64974 | 0.65043 | 0.65611 | 0.89741 | 0.96645 | 9 9 9 | 0.33199 | 0.48323 | 0.48323 | 0.64973 | 0.65043 | 0.65610 | 0.89739 | 0.96645 | 10 10 10 | 0.33199 | 0.48323 | 0.48323 | 0.64973 | 0.65043 | 0.65610 | 0.89739 | 0.96645 | DQM | 0.33200 | 0.48327 | 0.48327 | 0.64974 | 0.65043 | 0.65612 | 0.89742 | 0.96654 |
| 4 4 4 | 0.70391 | 0.80538 | 0.80538 | 1.08235 | 1.24394 | 1.30523 | 1.49227 | 1.61076 | 5 5 5 | 0.70344 | 0.80538 | 0.80538 | 1.08235 | 1.24259 | 1.30446 | 1.49227 | 1.61076 | 6 6 6 | 0.70343 | 0.80538 | 0.80538 | 1.08235 | 1.24257 | 1.30444 | 1.49227 | 1.61076 | 7 7 7 | 0.70337 | 0.80538 | 0.80538 | 1.08234 | 1.24237 | 1.30434 | 1.49227 | 1.61076 | 8 8 8 | 0.70337 | 0.80538 | 0.80538 | 1.08234 | 1.24237 | 1.30433 | 1.49227 | 1.61076 | 9 9 9 | 0.70336 | 0.80538 | 0.80538 | 1.08234 | 1.24232 | 1.30431 | 1.49227 | 1.61076 | 10 10 10 | 0.70336 | 0.80538 | 0.80538 | 1.08234 | 1.24232 | 1.30431 | 1.49227 | 1.61076 | DQM | 0.70338 | 0.80545 | 0.80545 | 1.08240 | 1.24230 | 1.30430 | 1.49230 | 1.61090 |
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