The long range distributed fiber raman photon temperatree sensor-中国期刊网

摘要 A31kmlongrangedistributedopticalfiberRamanphotontemperaturesensor(DOFRPTS)systemhavebeendevelopedbasedontemperatureeffectoftheamplifiedspontaneousRamanscatteringinfiber,andusingfiberlaserasapumpedsource.Theresultsshowthattemperaturemeasuringuncertaintyis±2°C,temperatureresolutionis0.1°C,measurementtimeis432s,spatialresolutionislessthan4m.

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The long range distributed fiber raman photon temperatree sensor

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The long range distributed fiber raman photon temperatree sensor

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