| 复杂形体转动惯量计算方法的研究 |
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| 引用本文： | 郭吉坦.复杂形体转动惯量计算方法的研究[J].大连铁道学院学报,2002,23(1):1-3,7. |
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| 作者姓名： | 郭吉坦 |
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| 作者单位： | 大连铁道学院交通运输工程系，辽宁大连116028 |
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| 摘 要： | 提出用有限网格剖分法求解复杂形体转动惯量的计算方法，给出了三角形和弓形两种单元计算公式，该法简捷，精度高，适用性强，便于程序计算。
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| 关 键 词： | 复杂形体 转动惯量 数值计算方法 三角形单元 弓形单元 |
A Numerical Method for Inertia Moment Calculation of Form and Structure complicated |
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| GUO Ji-tan.A Numerical Method for Inertia Moment Calculation of Form and Structure complicated[J].Journal of Dalian Railway Institute,2002,23(1):1-3,7. |
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| Authors: | GUO Ji-tan |
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| Abstract: | This paper presents a numerical method for calculating inertia moments of complicated form and structure by means of finite element cutting method. Two formulae are give for the calculation of triangular and arched elements. This method is simple, accurate, easy and programable. |
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| Keywords: | inertia moment numerical calculation method triangular element ached element |
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