Measurement of rotation speed based on self-mixing speckle interference

doi:10.13741/j.cnki.11-1879/o4.2019.02.011

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Measurement of rotation speed based on self-mixing speckle interference

更新时间：2025-09-01

- Measurement of rotation speed based on self-mixing speckle interference
- Vol. 45, Issue 2, Pages: 188-191(2019)
- 作者机构：
  
  1:东北石油大学电气信息工程学院
- 作者简介：
- 基金信息：
- DOI：10.13741/j.cnki.11-1879/o4.2019.02.011
  CLC：
- Published：2019
- 稿件说明：
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Measurement of rotation speed based on self-mixing speckle interference[J]. 2019, 45(2): 188-191.
DOI：

Measurement of rotation speed based on self-mixing speckle interference[J]. 2019, 45(2): 188-191. DOI： 10.13741/j.cnki.11-1879/o4.2019.02.011.

摘要

基于自混合散斑干涉的转速测量

提出一种新型的转速测量方法。激光自混合散斑系统作为测量和参考光

利用自混合散斑信号的频谱来提取物体运动时自混合散斑信号发生的频移

实现转速的测量。利用F-P腔及快速傅里叶变换对理论进行分析及实验验证

实验结果表明方法可以精确的实现测量转速

误差在2%以内。

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