| 横切割头掘进机械振动测试及模态分析 |
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| 引用本文： | 黄民,吴淼.横切割头掘进机械振动测试及模态分析[J].中国矿业大学学报,1997,26(2):15-19. |
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| 作者姓名： | 黄民 吴淼 |
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| 作者单位： | 中国矿业大学矿山机械工程系 |
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| 基金项目： | 国家“八五”重点攻关项目 |
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| 摘 要： | 对横切割头式ＡＭ５０型掘进机切割人工煤壁和井下真实煤壁时的整机振动情况进行了系统地测试和分析，弄清了整机工作时的振动分布情况和频率特征，并通过井上、井下测试信号的对比，得出井上切割人工煤壁的动态测试能够代替井下切割真实煤壁的动态测试的结论．进而采用试验模态分析的方法对ＡＭ５０掘进机进行了振动特性研究，并在此基础上借助于计算机的力响应仿真，进行了实测工作载荷下的振动响应仿真．
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| 关 键 词： | 掘进机，振动测试，模态分析 |
Vibration Measurement and Modal Analysis for Horizontal Axis Tunneller |
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| Huang Min,Wu Miao,An Wei,Wei Renzhi.Vibration Measurement and Modal Analysis for Horizontal Axis Tunneller[J].Journal of China University of Mining & Technology,1997,26(2):15-19. |
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| Authors: | Huang Min Wu Miao An Wei Wei Renzhi |
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| Abstract: | In this paper,the methods of vibration measurement and modal analysis for AM50 tunneller machine is presented. When the machine was used for cutting man made coal bed and real coal bed, the vibration of the machine was measured and the results of signal analysis show that the vibration characteristics under the two kinds of working situations are similar. The modal model of the machine is established, and then, the intrinsic vibration characteristics of AM50 Tunneller are investigated by means of the method of experimental modal analysis. The vibration response simulation under a set of loading spectral measured is presented. |
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| Keywords: | tunneller vibration measurement modal analysis |
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