Research Article

Wave-Based Method for Free Vibration Analysis of Orthotropic Cylindrical Shells with Arbitrary Boundary Conditions

Figure 6

The changing rule of the natural frequencies with various length to radius ratios L/R; nā€‰=ā€‰1. (a) C-C, (b) S-F, (c) EBC1-EBC2, and (d) EBC3-EBC3.
(a)
(b)
(c)
(d)