| 声光技术在测速中的应用 |
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| 引用本文： | 宗德蓉 刘永洪. 声光技术在测速中的应用[J]. 光电工程, 1991, 18(1): 57-62 |
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| 作者姓名： | 宗德蓉 刘永洪 |
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| 作者单位： | 中国科学院光电技术研究所 成都(宗德蓉)，中国科学院光电技术研究所 成都(刘永洪) |
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| 摘 要： | 本文描述了一种包含有声光调制器的激光测速系统。着重阐述了原理、实验方法及测试结果,经实验结果和理论分析,这种方法可以用来检测液体、气体、固体的变化速度,而且它和其它激光测速仪相比,频率测量范围宽和测量精度高。
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| 关 键 词： | 声光技术 速度测量 声光调制器 |
The Application of Acousto-Optic Technique to Tachometry |
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| Zong Derong,Liu Yonghong. The Application of Acousto-Optic Technique to Tachometry[J]. Opto-Electronic Engineering, 1991, 18(1): 57-62 |
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| Authors: | Zong Derong Liu Yonghong |
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| Abstract: | A laser tachometry system with acousto-optical modulator is described in the paper.The principle, experimental method and experimental results are emphasized.This method can be applied to the measurement of changing speed of liquid,gas and solid,and its frequency measuring range and the measuring accuracy are wider and higher than that of other laser tachometer, respectively. |
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| Keywords: | Acousto-optic technique Velocity measurement Acousto optical modulators Laser Doppler velocimetry |
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