Chinese Journal of Ship Research, Volume. 18, Issue 2, 140(2023)
Vibration characteristics analysis of ring-stiffened conical shells based on power series method
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Table 1. Calculated natural frequencies of the ring-stiffened conical shell
View tableView in ArticleTable 1. Calculated natural frequencies of the ring-stiffened conical shell
m n 不同方法计算的固有频率/Hz 偏差/% ANSYS 本文方法 1 1 86.762 85.833 −1.071 2 40.603 40.746 0.352 3 44.079 44.433 0.803 4 45.673 46.221 1.200 5 50.996 51.669 1.320 6 58.800 59.680 1.497 7 68.563 69.666 1.609 8 79.959 81.417 1.823 2 1 158.515 158.893 0.238 2 86.211 86.641 0.499 3 80.549 80.905 0.442 4 78.443 79.589 1.461 5 80.432 81.855 1.769 6 86.245 88.035 2.076 7 94.798 97.013 2.337 8 105.443 108.284 2.694 3 1 239.216 240.756 0.644 2 147.631 148.444 0.551 3 109.510 110.608 1.003 4 114.428 115.653 1.071 5 112.015 113.578 1.395 6 114.995 117.000 1.744 7 121.639 124.056 1.987 8 130.908 133.885 2.274
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Haiming YI, Chunxu WANG. Vibration characteristics analysis of ring-stiffened conical shells based on power series method[J]. Chinese Journal of Ship Research, 2023, 18(2): 140
Paper Information
Category: Ship Structure and Fittings
Received: Jul. 7, 2021
Accepted: --
Published Online: Mar. 20, 2025
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