第36卷第2期2023年2月传感技术学报CHINESEJOUＲNALOFSENSOＲSANDACTUATOＲSVol.36No.2Feb．2023项目来源:国家重大科技专项项目(2017－V－0003－0052)收稿日期:2022－02－28修改日期:2022－05－31DualF－PHighTemperature/StrainCompositeOpticalFiberSensor*GUOYuen，TANYuegang，LÜWenqiang*(SchoolofMechanicalandElectricalEngineering，WuhanUniversityofTechnology，WuhanHubei430079，China)Abstract:Aimingattherequirementofmultistatemonitoringofelectromechanicalequipment，anewopticalfibercompositesensingmodelwithdualF－Pcavitiesforsimultaneousmeasurementoftemperatureandstrainisproposed．Thepurequartzopticalfiberisadoptedasthemainmaterialtofabricatetheproposedopticalfibercompositesensor，inwhichthedualF－Pcavitiesusedfortempera-tureandstrainmeasurementareconstructedbyusingchemicaletchingmethodandcollimatingcapillary．Sensorperformancesimulationandexperimentalverificationofthefabricatedsensorarecarriedout．Experimentalresultsshowthat，thedualF－Ptemperature/strainopticalfibercompositesensorcanmeasurethemaximumtemperatureof1000℃withthetemperaturesensitivityof10．998pm/℃，andthefull-scaletemperaturemeasurementerrorislessthan2%;themaximumstrainmeasuredbythedualF－Ptemperature/strainopticalfibercompositesensoris10000μεwiththestrainsensitivityof33．268μm/με，andthestrainmeasurementerrorislessthan2%．ThesimultaneousmeasurementoftemperatureandstrainisrealizedbytheproposeddualF－Popticalfibercompositesensoranditcanbeusedfortemperatureandstrainmeasurementatthesamepositionofelectromechanicalequipment．Keywords:sensingtechnology;multiparameter;opticalfiberF－Psensor;hightemperature;strainEEACC:7230Edoi:10．3969/j．issn．1004－1699．2023．02．005双F－P型高温/应变复合光纤传感器*郭煜恩，谭跃刚，吕文强*(武汉理工大学机电工程学院，湖北武汉430079)摘要:针对机电设备多状态监测的需求，提出了一种新双F－P腔光纤温度/应变复合传感模型。该光纤复合传感器采用纯石英光纤作为材料，通过化学腐蚀法及使用准直毛细管制作了双F－P腔，分别用以温度和应变测量，并对制作的传感器进行了传感性能的模拟仿真和实验验证。实验结果表明:...
