| 基于环境激励下对某型运输车辆模态参数识别的研究 |
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| 引用本文： | 程兆刚,韩保红,张淑琴,段云龙.基于环境激励下对某型运输车辆模态参数识别的研究[J].煤矿机械,2011,32(7):49-51. |
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| 作者姓名： | 程兆刚 韩保红 张淑琴 段云龙 |
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| 作者单位： | 军械工程学院,石家庄,050003 |
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| 摘 要： | 实验场地内,驾驶某型运输车辆在土路上的等速行驶,得到6个测点的加速度响应数据,利用自互功率谱法对该车辆的模态频率、阻尼比以及振型进行了研究。通过与Dasp试验软件分析出的模态参数进行对比,所分析出的数据是可信的,进而为研究该车辆动力学特性及车载货物的合理布置等问题提供理论和试验的指导。
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| 关 键 词： | 随机振动 自互功率谱法 模态参数 运输车辆 |
Excitation Based on Certain Type of Environment Transport Vehicles Identification of Modal Parameters |
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| CHENG Zhao-gang,HAN Bao-hong,ZHANG Shu-qin,DUAN Yun-long.Excitation Based on Certain Type of Environment Transport Vehicles Identification of Modal Parameters[J].Coal Mine Machinery,2011,32(7):49-51. |
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| Authors: | CHENG Zhao-gang HAN Bao-hong ZHANG Shu-qin DUAN Yun-long |
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| Affiliation: | CHENG Zhao-gang,HAN Bao-hong,ZHANG Shu-qin,DUAN Yun-long(Ordnance Engineering College,Shijiazhuang 050003,China) |
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| Abstract: | Experimental venues,transport vehicles by driving a certain type of constant velocity in dirt road driving,get 6 points of acceleration response data measured using method from cross-power spectrum of vehicles,modal frequency,damping ratio and formation were studied.Experimental Software with Dasp analyze modal parameters are compared,analysis of the data is credible,then vehicle dynamics for study and rational arrangement of goods vehicle to provide theoretical and experimental issues such as guidance. |
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| Keywords: | random vibration since cross-power spectrum method modal parameters transport vehicles |
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