| 弹性直杆热膨胀状态下的非线性振动 |
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| 引用本文： | 吴晓,马建勋.弹性直杆热膨胀状态下的非线性振动[J].工程力学,1996,13(4):129-134. |
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| 作者姓名： | 吴晓 马建勋 |
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| 作者单位： | 湖南常德高等专科学校，西安交通大学 |
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| 摘 要： | 以ＫＢＭ法为基础，引进谐波平衡观点来研究弹性直杆热膨胀状态下的非线性振动．通过实例计算表明，弹性直杆热膨胀状态下非线性振动的频率对温度的变化非常敏感．
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| 关 键 词： | 弹性直杆，热膨胀，非线性振动，谐波平衡，温度，频率 |
THE NONLINEAR VIBRATIONS OF ELASTIC STRAIGHT COLUMN IN STATE OF THERMAL EXPANSION |
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| wu Xiao, Longting, Ma Jianxun.THE NONLINEAR VIBRATIONS OF ELASTIC STRAIGHT COLUMN IN STATE OF THERMAL EXPANSION[J].Engineering Mechanics,1996,13(4):129-134. |
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| Authors: | wu Xiao Longting Ma Jianxun |
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| Affiliation: | wu Xiao; Longting; Ma Jianxun(Changde Senior College) (Xian Jjaotong University) |
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| Abstract: | The noalinear vibrations of elastic straight column in state of thermal expansion are discussed with Harmonic Balance Technique and KBM method in this paper.The analyses of practical examples indicate that the nonlinear vibration frequencies of elastic column in thermal expansion are very sensitive to the changes of temperature. |
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| Keywords: | elastic straight column thermal exqansion nonlinear vibration harmonic balance temperature frequency |
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