Experimental Researches of Temperature Dependences of Brillouin Backscatter Spectrum in Optical Fibers of Various Types

被引:0
|
作者
Bogachkov, Igor V. [1 ]
机构
[1] Omsk State Tech Univ, Omsk, Russia
来源
2016 DYNAMICS OF SYSTEMS, MECHANISMS AND MACHINES (DYNAMICS) | 2016年
关键词
Brillouin reflectometry; Brillouin scatter; strain; dispersion; optical fiber; early diagnostics;
D O I
暂无
中图分类号
TH [机械、仪表工业];
学科分类号
0802 ;
摘要
The results of experimental researches of the temperature influence on characteristics of the Brillouin backscatter spectrum and the strain of the single-mode optical fibers of different types are presented in this work. The reflectogrames and graphic dependences for the next types of optical fibers: G.652, G.653, G.655 and G.657, which were obtained during the experimental research arc shown. As a result of Brillouin backscatter spectrum temperature dependence was built for different types of optical fibers. Linear dependence of the Brillouin frequency shift and the respective temperature characteristics of the strain was observed for all types of fibers. Analysis of the experiments results showed that the temperature dependence of the Brillouin frequency shift and strain of the dispersion-shifted (G.653) and non-zero dispersion-shifted (G.655) fibers significantly shifted down relative to the dependencies for the usual fiber (G.652). Characteristics of fiber G.657 and G.652 are slightly different.
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