Faster Calculation of the Low-Frequency Radiated Sound Power of Underwater Slender Cylindrical Shells

Table 3

Calculated parameters of the equivalent-beam method and the first five natural bending frequencies of the underwater stiffened cylindrical shell.

Order m	(Hz)	(kg/m)		(Hz)	(Hz)
1	5.715	9.39 × 10^3	0.8459	2.09	2.08
2	21.329	8.88 × 10^3	0.7364	8.16	8.00
3	43.626	8.23 × 10^3	0.6086	17.55	16.89
4	69.692	7.76 × 10^3	0.4914	28.86	27.64
5	97.535	7.51 × 10^3	0.3942	41.32	39.24