Train axle counters by Bragg and chirped grating techniques

Weilai Li; Ning Jiang; Jinshan Liu; Yefang Zhang

doi:10.1117/12.786519

16 May 2008 Train axle counters by Bragg and chirped grating techniques

Weilai Li, Ning Jiang, Jinshan Liu, Yefang Zhang

Proceedings Volume 7004, 19th International Conference on Optical Fibre Sensors; 70045J (2008) https://doi.org/10.1117/12.786519
Event: 19th International Conference on Optical Fibre Sensors, 2008, Perth, WA, Australia

Abstract

Both sensing techniques, FBG wavelength shift and FCG intensity, were applied in a train axle counting system. Their structure and the process of changing strain data into accurate axle numbers are discussed.

Citation Download Citation

Weilai Li, Ning Jiang, Jinshan Liu, and Yefang Zhang "Train axle counters by Bragg and chirped grating techniques", Proc. SPIE 7004, 19th International Conference on Optical Fibre Sensors, 70045J (16 May 2008); https://doi.org/10.1117/12.786519

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