Interrogation of 2000 Draw Tower Gratings for Quasi Distributed Sensing with Coherent-Correlation-OTDR

Florian Azendorf, Christian Voigtländer,Eric Lindner,Bernhard Schmauss,Michael Eiselt

Optical Sensors and Sensing Congress 2022 (AIS, LACSEA, Sensors, ES)（2022）

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摘要

Utilizing a Coherent-Correlation-OTDR, 2000 draw tower gratings in 100 meter fiber with a spatial resolution of 50 mm were successfully interrogated. Spooling of the fiber results in variations of the FBG reflection spectra.

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关键词

draw tower gratings,sensing,coherent-correlation-otdr

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