Brillouin Scattering in Optical Fibers and Its Application to Distributed Sensors ( Advances in Optical Fiber Technology: Fundamental Optical Phenomena and Applications )

Publication series ： Advances in Optical Fiber Technology: Fundamental Optical Phenomena and Applications

Author： Weiwen Zou Xin Long and Jianping Chen  

Publisher： IntechOpen‎

Publication year： 2015

E-ISBN: INT5851759145

P-ISBN(Paperback): 9789535117421

P-ISBN(Hardback):  9789535117421

Subject： TH Machinery and Instrument Industry

Keyword： Energy technology & engineering

Language： ENG

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Brillouin Scattering in Optical Fibers and Its Application to Distributed Sensors

Chapter

Chapter 1 Brillouin Scattering in Optical Fibers and Its Application to Distributed Sensors

1. Introduction

2. Brillouin scattering in optical fibers

2.1. Principle

2.2. Experimental characterization

2.3. Pump depletion effect

3. Brillouin–based distributed sensors

3.1. Sensing of measurands

3.2. Sensing of location

4. Challenges in Brillouin based distributed optical fiber sensors

4.1. Simultaneous measurement of strain and temperature

4.2. System limitation of time-domain or correlation-domain technique

5. Advances in Brillouin based distributed optical fiber sensors

5.1. Concept of Brillouin dynamic grating

5.2. Complete discrimination of strain and temperature

5.3. System improvement of sensing techniques

6. Conclusions

Author details

References

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