| 零差激光干涉仪在超低频大振幅振动测量中的应用 |
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| 引用本文： | 张大治,王晶晶,陈璐,李新良,胡春艳. 零差激光干涉仪在超低频大振幅振动测量中的应用[J]. 航空计测技术, 2008, 28(4) |
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| 作者姓名： | 张大治 王晶晶 陈璐 李新良 胡春艳 |
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| 作者单位： | 中国一航北京长城计量测试技术研究所,北京100095 |
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| 摘 要： | 介绍了利用正交的零差激光干涉仪测量安装于振动台面被测靶体的位移，实时计算出运动速度和加速度，从而实现对位移达1m的超低频振动传感器的实时绝对校准。
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| 关 键 词： | 正交 零差激光干涉仪 超低频大振幅 振动 |
The Application of the Homodyne Laser Interferometer to the Measurement of the Vibration with Ultra-low Frequency and Large Amplitude |
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| ZHANG Da-zhi,WANG Jing-jing,CHEN Lu,LI Xin-liang,HU Chun-yan. The Application of the Homodyne Laser Interferometer to the Measurement of the Vibration with Ultra-low Frequency and Large Amplitude[J]. Aviation Metrology & Measurement Technology, 2008, 28(4) |
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| Authors: | ZHANG Da-zhi WANG Jing-jing CHEN Lu LI Xin-liang HU Chun-yan |
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| Abstract: | In this paper,a novel measurement technology for ultra-low frequency vibration using orthngonal homodyne laser intederometer is introduced.By which the displacement of the measured target installed on the vibration platform.The system can calculate the real-time velocity and acceleration accurately,and the target displacement during test can reach one meter.The experiment results demonstrate that the proposed method can realize the real-time absolute calibration for the transducer undergoing the effects of ... |
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| Keywords: | orthogonal homodyne laser interferometer ultra low frequency and large amplitude vibration |
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