A Novel Method for Brillouin Scattering Spectrum of Distributed Sensing Systems Based on Radial Basis Function Neural Networks to Extract Features

Liu Yin; Fu Guangwei; Zhang Yanjun; Bi Weihong

doi:10.3788/aos201232.0206002

[1] Li Ke, Shi Bin, Tang Chaosheng et al.. Feasibility research on soil deformation monitoring with distributed optical fiber sensing technique［J］. Rock and Soil Mechanics, 2010, 31(6): 1781～1785

[2] Fabien Ravet, Xiaoyi Bao, Jeff Snoddy et al.. Characterization of Brillouin fiber generator and amplifier for optimized working condition of distributed sensors［J］. Optical Fiber Technology, 2009, 15(3): 304～309

[3] Xinhong Jia, Yunjiang Rao, Kun Deng et al.. Experimental demonstration on 2.5-m spatial resolution and 1 ℃ temperature uncertainty over long-distance BOTDA with combined Raman amplification and optical pulse coding［J］. IEEE Photon. Technol. Lett., 2011, 23(7): 435～437

[4] Yongkang Dong, Xiaoyi Bao, Liang Chen. Distributed temperature sensing based on birefringence effect on transient Brillouin grating in a polarization-maintaining photonic crystal fiber［J］. Opt. Lett., 2009, 34(17): 2590～2592

[5] Xiao Shanghui, Li Li. New fitting method for Brillouin-based scattering spectrum of fibre-optic distributed sensing systems［J］. Optical Technique, 2009, 35(6): 897～900

[6] Liu Diren, Song Muping, Zhang Xianmin et al.. Influence of stress gradient on measurement accuracy of Brillouin optical time-domain-reflectometry［J］. Acta Optica Sinica, 2005, 25(4): 501～505

[7] Marc Nikles, Luc Thevenaz, Philippe A. Robert. Brillouin gain spectrum characterization in single-mode optical fibers［J］. J. Lightwave Technol., 1997, 15(10): 1842～1851

[8] Cheng Guangxu. Raman and Brillouin Scattering ［M］. Beijing: Science Press, 2008. 24～26

[9] Hao Liang, Wenhai Li, Nicolas Linze et al.. High-resolution DPP-BOTDA over 50 km LEAF using return-to-zero coded pulses［J］. Opt. Lett., 2010, 35(10): 1503～1505

[10] Dong Yuming, Zhang Xuping, Lu Yuangang et al.. Cross sensitivity of Brillouuin scattering distributed fiber sensor［J］. Acta Optica Sinica, 2007, 27(2): 197～201

[11] Natsuki Nitta, Mitsuhiro Tateda, Takashige Omatsu. Spatial resolution enhancement in BOTDR by spectrum separation method［J］. Opt. Rev., 2002, 9(2): 49～53

[12] M. Alahbabi, Y. T. Cho, T. P. Newson. Comparison og the mothods for discriminating temperature and strain in spontaneous Brillouin-based distributed sensors［J］. Opt. Lett., 2004, 29(1): 26～28

[13] Song Muping, Bao Chong, Qiu Chao et al.. A distributed optical-fiber sensor combined Brillouin optical time-domain analyzer with Brillouin optical time-domain reflectometer［J］. Acta Optica Sinica, 2010, 30(3): 650～654

[14] W. Lin, C. Hong, T. Ou et al.. Hybrid intelligent contral of PMSG wind generation system using pitch angle control with RBFN［J］. Energy Conversion and Management, 2011, 52: 1244～1251

[15] A. Kleefeld, M. Reiel. The Levenberg-Marquardt method applied to a parameter estimation problem arising from electrical resistivity tomography［J］. Applied Mathematics and Computation, 2011, 217(9): 4490～4501

CLP Journals