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Free Vibration Analysis of Axisymmetric Cylindrical Shell by Sylvester-Transfer Stiffness Coefficient Method

실베스터-전달강성계수법에 의한 축대칭 원통형 셸의 자유진동 해석

  • Choi, Myung-Soo (Department of Maritime Police Science, Chonnam National University) ;
  • Yeo, Dong-Jun (Faculty of Marine Technology, Chonnam National University)
  • 최명수 (전남대학교 해양경찰학과) ;
  • 여동준 (전남대학교 해양기술학부)
  • Received : 2012.08.31
  • Accepted : 2012.10.26
  • Published : 2013.04.30

Abstract

In this paper, the computational algorithm for free vibration analysis of an axisymmetric cylindrical shell is formulated by the Sylvester-transfer stiffness coefficient method (S-TSCM) which combines the Sylvester's inertia theorem and the transfer stiffness coefficient method. After the computational programs for obtaining the natural frequencies and natural modes of the axisymmetric cylindrical shell are made by the S-TSCM and the finite element method (FEM), the computational results which are natural frequencies, natural modes, and computational times by both methods are compared. From the computational results, we can confirm that S-TSCM has the reliability in the free vibration analysis of the axisymmetric cylindrical shell and is superior to FEM in the viewpoint of computational times.

Keywords

References

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Cited by

  1. Dynamic Response Analysis of Cylindrical Shell with Axisymmetric Loading vol.17, pp.6, 2013, https://doi.org/10.9726/kspse.2013.17.6.033