A Random-displacement Measurement by Combining a Magnetic Scale and Two Fiber Bragg Gratings

6.2K Views

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00:08 min

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September 30th, 2019

DOI :

10.3791/58182-v

September 30th, 2019

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Lianqing Zhu¹^,², Lidan Lu³^,⁴, Wei Zhuang²^,⁵, Zhoumo Zeng³^,⁴, Mingli Dong¹^,²

¹School of Instrument Science and Opto-electronics Engineering, Beijing Information Science and Technology University, ²Beijing Engineering Research Center of Optoelectronic Information and Instruments, Beijing Key Laboratory for Optoelectronics Measurement Technology, ³School of Precision Instrument & Opto-electronics Engineering, Tianjin University of Science and Technology, ⁴School of Precision Instrument and Opto-electronics Engineering, State Key Laboratory of Precision Measuring Technology and Instruments, Tianjin University, ⁵School of Instrument and Opto-electronics Engineering, Hefei University of Technology

Summary

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Keywords Displacement Measurement

Magnetic Field Detection

Phase Difference

Chapters in this video

0:04

Title

0:47

Fabrication of the Fiber Bragg Grating

1:27

Preparation of the Magnetic Scale and the Matching Clamp

2:13

Fabrication of the Displacement Sensor

4:22

The Testing System and Evaluation of the Displacement Sensor

6:29

Results: Demonstration of Dynamic Measurements, Repeatability, and Thermal Behavior of a Sensor with Two Fiber Bragg Gratings and a Magnetic Scale

7:47

Conclusion

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