| 导管架海洋平台自振特性的简化计算方法 |
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| 引用本文： | 杨昇田.导管架海洋平台自振特性的简化计算方法[J].海洋工程,1994(1). |
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| 作者姓名： | 杨昇田 |
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| 作者单位： | 哈尔滨国家地震局工程力学研究所 |
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| 摘 要： | 本文提出了一个方程中只考虑剪切、弯曲、转动惯量效应，而塔架形状变化、平台面转动惯量及台面集中质量变化等其他影响因素均以修正系数方法确定，得出平台基本频率的简化算法。
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| 关 键 词： | 自由振动，计算方法，导管架式平台 |
SIMPLIFIED COMPUTATION METHOD OF VIBRATION CHARACTERISTICS OF JACKET PLATFORMS |
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| Yang Shengtian.SIMPLIFIED COMPUTATION METHOD OF VIBRATION CHARACTERISTICS OF JACKET PLATFORMS[J].Ocean Engineering,1994(1). |
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| Authors: | Yang Shengtian |
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| Abstract: | In this paper a simplified computation method of free frequency of jacket platforms is given.Shear, bending and rotary inertia effects are considered in the equation, as to jacket shape, rotary inertia and centralized mass foplatform top and so on they are all determined by using of coefficient revising method. |
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| Keywords: | free vibration computation methed jacket platform |
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