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| 轮胎转动惯量的有限元计算方法 |
| Finite Element Calculation Method of the Moment of Inertia of Tire |
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| DOI： |
| 中文关键词: 轮胎；转动惯量；有限元计算；体积；质心；密度 |
| 英文关键词: tire；moment of inertia；finite element calculation；volume；centroid；density |
| 基金项目: |
| 中图分类号:TQ336.1＋1；O242.21 |
| Author Name | Affiliation | | CHEN Zhenyi | Double Coin Group Shanghai Tyre Research Institute Co.，Ltd |
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| 中文摘要: |
| 分析轮胎转动惯量的有限元计算方法。轮胎转动惯量的有限元计算方法方便，编程难度适中，涉及单元转动惯量的计算、帘线单元密度的处理和花纹沟部分的处理。通过单元体积、质心位置和密度等参数可以计算出各单元以及整个轮胎的转动惯量。开发的有限元方法计算轮胎转动惯量软件应包括界面显示、用户数据输入、数据文件处理、转动惯量计算和计算结果输出等功能。用有限元方法计算轮胎转动惯量可以降低计算的复杂性，保证计算的准确性，并降低数据输入量。 |
| 英文摘要: |
| The finite element method for calculation of the moment of inertia of the tire is analyzed.The FE calculation method is convenient with moderate programming difficulty，and includes the calculation of unit moment of inertia，processing of cord unit density and treatment of groove part.The moment of inertia of each element and the whole tire can be calculated from the parameters such as cell volume，centroid position and density.The calculation software should include interface，user data input，data file processing，calculation of moment of inertia and output of results.Using the FE method to calculate the tire inertia can reduce the complexity of the calculation，ensure the accuracy and reduce the workload of data input. |
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