Research Article

Nonlinear Dynamic Behavior Analysis of Pressure Thin-Wall Pipe Segment with Supported Clearance at Both Ends

Table 3

Natural frequencies (Hz) for an elastically supported cylindrical shell ( m,  m,  m, ,  N/m2,  kg/m3, and ).

Mode

228.18228.19228.89247.94249.44249.44
228.71228.72230.82376.01406.03406.03
318.05318.05319.91557.74642.86642.86