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