Research Article
The Analysis of Curved Beam Using B-Spline Wavelet on Interval Finite Element Method
Table 4
Fundamental frequency (rad/s) of a hinged arch with various subtended angles.
| Angles (deg.) | CHM2 [11] | THICK-2 [13] | MFE [30] | E1.1b [31] | Present |
| 10 | 5845.78 | 5841.74 | 5852.32 | 5874.30 | 5881.64 | 20 | 2836.20 | 2827.63 | 2829.66 | 2823.10 | 2829.13 | 30 | 2370.01 | 2339.82 | 2373.23 | 2345.20 | 2348.11 | 60 | 564.05 | 560.25 | 567.71 | 561.20 | 560.62 | 90 | 230.31 | 229.66 | 232.94 | 230.40 | 229.69 | 120 | 115.82 | 115.64 | 117.50 | 116.30 | 115.64 | 150 | 64.52 | 64.43 | 76.24 | 64.93 | 64.42 | 180 | 37.91 | 37.86 | 38.71 | 38.24 | 37.85 | 210 | 22.80 | 22.77 | 23.42 | 23.05 | 22.76 | 240 | 13.69 | 13.66 | 14.19 | 13.87 | 13.66 | 270 | 7.94 | 7.92 | 8.39 | 8.06 | 7.92 | 300 | 4.20 | 4.18 | 4.65 | 4.27 | 4.19 | 330 | 1.70 | 1.69 | 2.28 | 1.73 | 1.69 | 350 | 0.50 | 0.49 | 1.38 | 0.50 | 0.50 |
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