| 基底面积对地基刚度和阻尼的影响 |
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| 引用本文： | 郭培军 夏永承. 基底面积对地基刚度和阻尼的影响[J]. 西南交通大学学报, 1993, 0(6): 30-34 |
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| 作者姓名： | 郭培军 夏永承 |
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| 作者单位： | 西南交通大学桥梁及地下工程系，西南交通大学桥梁及地下工程系，西南交通大学桥梁及地下工程系 成都 610031，成都 610031，成都 610031 |
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| 摘 要： | 本文通过强迫振动试验，研究了基底面积对地基劝力特性的影响，提出了确定大型动力机器基础地基刚度和阻尼的新方法。在分析地基的动力参数时，采用了考虑地基土参振作用的质－阻－弹力学模型。
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| 关 键 词： | 强迫振动 刚度 阻尼 地基 基底面积 |
Effect of Base Area on Foundation Stiffness and Damping |
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| Guo Peijun,Xia Yongcheng,Li Kechuan Dept.of Bridge and Underground Eng.,Southwest Jiaotong University,Chengdu ,China. Effect of Base Area on Foundation Stiffness and Damping[J]. Journal of Southwest Jiaotong University, 1993, 0(6): 30-34 |
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| Authors: | Guo Peijun Xia Yongcheng Li Kechuan Dept.of Bridge Underground Eng. Southwest Jiaotong University Chengdu China |
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| Affiliation: | Guo Peijun,Xia Yongcheng,Li Kechuan Dept.of Bridge and Underground Eng.,Southwest Jiaotong University,Chengdu 610031,China |
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| Abstract: | Through forced vibration tests, this paper studied the dffects of base area on dynamic propertis offoundations, and proposed a new method for determining the stiffness and damping of large machine foundations. A linear mass-damping-spring model was adopted in the analysis. |
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| Keywords: | foundation forced vibration mechanic model stittness damping |
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