| 基于加速度传感器的高频振动信号检测分析 |
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| 引用本文： | 秦敏,刘志国,刘刚,张瑞侠.基于加速度传感器的高频振动信号检测分析[J].测控技术,2013,32(5):1-4. |
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| 作者姓名： | 秦敏 刘志国 刘刚 张瑞侠 |
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| 作者单位： | 北京师范大学 核科学与技术学院;北京师范大学 核科学与技术学院;中国石油大学（华东） 石油工程学院;北京师范大学 核科学与技术学院 |
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| 基金项目： | 国家科技重大专项课题（2011ZX05024-003-005） |
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| 摘 要： | 介绍了一种基于普通压电加速度传感器的高频振动信号检测技术的实现方法,并论述了高频振动信号的采集、时域分析、频域分析及功率谱分析程序的实现。检测系统硬件部分主要包括压电加速度传感器、信号调理器、高速采集卡。用这套检测系统对各频段的信号进行检测对比实验,实验结果表明此系统能有效地检测到高频振动信号的变化。
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| 关 键 词： | 加速度传感器 高频振动信号 时域分析 频域分析 功率谱分析 |
Research on High Frequency Vibration Signal Detection Technology Based on Accelerometer |
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| QIN Min,LIU Zhi-guo,LIU Gang,ZHANG Rui-xia.Research on High Frequency Vibration Signal Detection Technology Based on Accelerometer[J].Measurement & Control Technology,2013,32(5):1-4. |
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| Authors: | QIN Min LIU Zhi-guo LIU Gang ZHANG Rui-xia |
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| Affiliation: | 1 (1.College of Nuclear Science and Technology,Beijing Normal University,Beijing 100875,China; 2.School of Petroleum Engineeing,China University of Petroleum,Qingdao 266580,China) |
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| Abstract: | An implementation method of high frequency vibration signal detection technology based on accelerometer is introduced,as well as the procedure realization of high frequency vibration signal data acquisition,time-domain analysis,frequency-domain analysis,and its power spectral analysis.The hardware of this detection system mainly includes piezoelectric accelerometer,signal conditioner and high-speed data acquisition card.By giving the contrast experiment to the detected signals in different frequency,the experiment result indicates this kind of detection system can effectively sense the change of high frequency vibration signal. |
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| Keywords: | accelerometer high frequency vibration signal time-domain analysis frequency-domain analysis power spectral analysis |
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