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Keywords: natural frequency
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Journal Articles
Article Type: Research Papers
J. Offshore Mech. Arct. Eng. October 2023, 145(5): 051801.
Paper No: OMAE-22-1072
Published Online: February 9, 2023
... the first method is incorrect for natural frequency calculation when the internal flow velocity is nonzero. However, the intrinsic mechanism remains to be clarified. This study has demonstrated the eigenfunctions in the first method depend on the end-mass and the orthogonality relations are quite different...