| 某型测量船的船体总振动固有频率预报方法分析 |
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| 引用本文： | 王晓宇,伍友军.某型测量船的船体总振动固有频率预报方法分析[J].船舶,2008,19(4):18-26. |
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| 作者姓名： | 王晓宇 伍友军 |
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| 作者单位： | 七○八研究所,上海,200011;七○八研究所,上海,200011 |
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| 摘 要： | 以某型测量船为例，采用已有的多种方法对该船总振动固有频率进行预报，并将预报结果和实测值进行比较，分析说明了各种方法的特点。重点分析了影响迁移矩阵法计算精度的若干因素，提出了具体应用中需要关注的问题，对其他类型的舰船具有很好的借鉴作用。
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| 关 键 词： | 总振动 固有频率 附连水质量 惯性矩 剪切面积 重量分布 |
Prediction methods for global vibration natural frequency of a survey ship |
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| Wang Xiaoyu,Wu Youjun.Prediction methods for global vibration natural frequency of a survey ship[J].Ship & Boat,2008,19(4):18-26. |
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| Authors: | Wang Xiaoyu Wu Youjun |
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| Institution: | Wang Xiaoyu Wu Youjun |
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| Abstract: | Global vibration prediction of a survey ship is carried out by several available methods,and features of these methods are discussed by comparing the different prediction results with natural frequency data from trial voyage.Factors affecting the accuracy of results of transfering matrix are summarized,while some advices on calculation are also given. |
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| Keywords: | global vibration natural frequency added mass of entrained water inertia moment shearing area weight distribution |
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