BR112012015240A2 - sensor de fibra ótica com base na estrutura em espiral - Google Patents

sensor de fibra ótica com base na estrutura em espiral

Info

Publication number
BR112012015240A2
BR112012015240A2 BR112012015240A BR112012015240A BR112012015240A2 BR 112012015240 A2 BR112012015240 A2 BR 112012015240A2 BR 112012015240 A BR112012015240 A BR 112012015240A BR 112012015240 A BR112012015240 A BR 112012015240A BR 112012015240 A2 BR112012015240 A2 BR 112012015240A2
Authority
BR
Brazil
Prior art keywords
fiber optic
sensor based
spiral structure
optic sensor
spiral
Prior art date
Application number
BR112012015240A
Other languages
English (en)
Inventor
Bing Du
Wei Du
Yingtao Du
Original Assignee
Xian Genher Opticaltech Company
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Xian Genher Opticaltech Company filed Critical Xian Genher Opticaltech Company
Publication of BR112012015240A2 publication Critical patent/BR112012015240A2/pt

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/24—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet
    • G01L1/242—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet the material being an optical fibre
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
    • G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
    • G01D5/353—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre
    • G01D5/35338—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre using other arrangements than interferometer arrangements
    • G01D5/35341—Sensor working in transmission
    • G01D5/35345—Sensor working in transmission using Amplitude variations to detect the measured quantity
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
    • G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
    • G01D5/353—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre
    • G01D5/3537—Optical fibre sensor using a particular arrangement of the optical fibre itself
    • G01D5/35377—Means for amplifying or modifying the measured quantity
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/04—Measuring force or stress, in general by measuring elastic deformation of gauges, e.g. of springs
    • G01L1/042—Measuring force or stress, in general by measuring elastic deformation of gauges, e.g. of springs of helical springs

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Transform (AREA)
  • Length Measuring Devices By Optical Means (AREA)
BR112012015240A 2010-04-06 2011-04-06 sensor de fibra ótica com base na estrutura em espiral BR112012015240A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201010140077 2010-04-06
PCT/CN2011/072457 WO2011124126A1 (zh) 2010-04-06 2011-04-06 基于螺旋型结构的光纤传感器

Publications (1)

Publication Number Publication Date
BR112012015240A2 true BR112012015240A2 (pt) 2016-04-26

Family

ID=43053705

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112012015240A BR112012015240A2 (pt) 2010-04-06 2011-04-06 sensor de fibra ótica com base na estrutura em espiral

Country Status (7)

Country Link
US (1) US8616069B2 (pt)
EP (1) EP2557404A1 (pt)
JP (1) JP5562435B2 (pt)
CN (1) CN101881633B (pt)
BR (1) BR112012015240A2 (pt)
RU (1) RU2512136C2 (pt)
WO (1) WO2011124126A1 (pt)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101881633B (zh) 2010-04-06 2012-11-28 西安金和光学科技有限公司 基于光纤弯曲损耗的弹簧型高精度光纤传感器
TWI467108B (zh) * 2012-07-12 2015-01-01 Univ Southern Taiwan Flexible flat panel storage lamps
CN102818531B (zh) * 2012-09-11 2014-07-23 北京航空航天大学 一种基于重叠多光栅的动态应变测量仪
CN103076122A (zh) * 2013-01-14 2013-05-01 温州大学 螺旋弹簧表面主应力测量方法与装置
CN104483736A (zh) * 2014-11-18 2015-04-01 国网河南省电力公司南阳供电公司 简易微光纤衰减方法
CN104536091B (zh) * 2014-12-12 2017-11-21 中国电子科技集团公司第二十三研究所 一种无损伤可调谐光纤功率衰减器
CN105157676A (zh) * 2015-08-27 2015-12-16 东北大学 一种基于全光子晶体光纤干涉仪的新型倾斜角测量装置
CN109238534A (zh) * 2018-08-15 2019-01-18 南京邮电大学 一种多芯光纤微弯传感器
US11933600B2 (en) 2018-12-04 2024-03-19 Ofs Fitel, Llc High resolution distributed sensor utilizing offset core optical fiber
CN111486880A (zh) * 2020-04-07 2020-08-04 南京航空航天大学 一种成型自监测智能复合材料及其监测方法
CN112781632A (zh) * 2020-12-11 2021-05-11 北京信息科技大学 一种用于超弹性软体材料的螺旋型光纤传感方法
CN114112133A (zh) * 2021-11-23 2022-03-01 厦门大学 一种柔性光子压力传感器、制备方法及其应用
CN115266044B (zh) * 2022-09-23 2022-12-23 国网湖北省电力有限公司 一种光电测试治具及其预警方法
CN117949031A (zh) * 2022-10-28 2024-04-30 华为技术有限公司 一种检测方法和相关设备

Family Cites Families (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5653163Y2 (pt) * 1977-07-07 1981-12-11
FR2399042A1 (fr) * 1977-07-25 1979-02-23 Comp Generale Electricite Dispositif de couplage pour fibre optique
US4294513A (en) * 1979-09-11 1981-10-13 Hydroacoustics Inc. Optical sensor system
DE3027476A1 (de) * 1980-07-19 1982-02-18 Max-Planck-Gesellschaft zur Förderung der Wissenschaften e.V., 3400 Göttingen Faseroptische anordnung zur polarisationserhaltenden uebertragung von licht definierten, linearen polarisationszustandes
US4463254A (en) * 1981-08-27 1984-07-31 Trw Inc. Microbending of optical fibers for remote force measurement
US4421979A (en) * 1981-08-27 1983-12-20 Trw Inc. Microbending of optical fibers for remote force measurement
US4449210A (en) * 1981-12-21 1984-05-15 Hughes Aircraft Company Fiber optic hydrophone transducers
EP0082820A3 (fr) * 1981-12-21 1984-03-21 Battelle Memorial Institute Dispositif de détection de pression à fibre optique
US4560016A (en) * 1983-12-14 1985-12-24 Anco Engineers, Incorporated Method and apparatus for measuring the weight of a vehicle while the vehicle is in motion
US4552026A (en) * 1984-10-22 1985-11-12 The Babcock & Wilcox Company Sensor for a vortex shedding flowmeter
JPS61120981A (ja) * 1984-11-19 1986-06-09 Nec Corp 光フアイバ・ハイドロホン
JPS61170623A (ja) * 1985-01-25 1986-08-01 Nec Corp 光フアイバセンサ
US4725124A (en) * 1985-09-26 1988-02-16 The United States Of America As Represented By The Secretary Of The Navy Fiber optic microbend phase shifter and modulator
GB2196735B (en) * 1986-10-30 1991-01-23 Babcock & Wilcox Co Strain gauges
GB2204679A (en) * 1987-04-30 1988-11-16 Univ Manchester Fibre optic sensor
JPH01176618A (ja) * 1987-12-29 1989-07-13 Fujitsu Ltd 圧力検知マット
SU1509794A1 (ru) * 1988-01-28 1989-09-23 Институт электроники АН БССР Волоконно-оптический преобразователь усилий и перемещений
JPH02309267A (ja) * 1989-05-24 1990-12-25 Hitachi Cable Ltd 地中送電線路の故障区間検知装置
US5164605A (en) * 1991-08-14 1992-11-17 The Babcock & Wilcox Company Fiber optic displacement sensor using fiber optic coil
JP2959888B2 (ja) * 1991-09-12 1999-10-06 古河電気工業株式会社 線状外圧センサー
FR2689234B1 (fr) * 1992-03-26 1994-07-01 Opto Ind Detecteur de pression a fibre optique perfectionne.
US5271675A (en) * 1992-10-22 1993-12-21 Gas Research Institute System for characterizing pressure, movement, temperature and flow pattern of fluids
US6563967B2 (en) * 2000-01-27 2003-05-13 Northrop Grumman Corporation Fiber optic displacement sensor
AU2003267024A1 (en) * 2002-09-25 2004-05-04 Acts - Advanced Car Technology Systems Gmbh And Co. Kg Sensor device and method for detecting an external impact load on a vehicle
JP2004258452A (ja) * 2003-02-27 2004-09-16 Asahi Glass Co Ltd 光伝送ユニット
US7098445B2 (en) * 2003-06-17 2006-08-29 Asmo Co., Ltd. Load detecting device
JP2005037800A (ja) * 2003-07-18 2005-02-10 Furukawa Electric Co Ltd:The 光ケーブル接続部、これによって形成された長尺光ケーブル、光ケーブル接続部の製造方法及び電力・光複合光ケーブル
CN101881633B (zh) * 2010-04-06 2012-11-28 西安金和光学科技有限公司 基于光纤弯曲损耗的弹簧型高精度光纤传感器
CN101865665A (zh) * 2010-04-06 2010-10-20 西安金和光学科技有限公司 光纤型弯曲参量的测定装置及方法
CN101840027A (zh) * 2010-05-04 2010-09-22 西安金和光学科技有限公司 弹簧型全光纤精密可调光衰减器
CN101922989A (zh) * 2010-07-13 2010-12-22 西安金和光学科技有限公司 基于c型弹簧管的光纤压力传感装置
CN201772966U (zh) * 2010-07-13 2011-03-23 西安金和光学科技有限公司 基于c型弹簧管的光纤压力传感装置
CN201859151U (zh) * 2010-07-19 2011-06-08 西安金和光学科技有限公司 基于弹簧型光纤微弯损耗的惯量参数感测装置
CN101930014A (zh) * 2010-07-19 2010-12-29 西安金和光学科技有限公司 基于弹簧型光纤微弯损耗的惯量参数感测装置
CN201802966U (zh) * 2010-08-23 2011-04-20 西安金和光学科技有限公司 新型光纤阀位回讯器

Also Published As

Publication number Publication date
JP5562435B2 (ja) 2014-07-30
EP2557404A1 (en) 2013-02-13
US20120272744A1 (en) 2012-11-01
US8616069B2 (en) 2013-12-31
WO2011124126A1 (zh) 2011-10-13
RU2012125660A (ru) 2013-12-27
JP2013515947A (ja) 2013-05-09
RU2512136C2 (ru) 2014-04-10
CN101881633A (zh) 2010-11-10
CN101881633B (zh) 2012-11-28

Similar Documents

Publication Publication Date Title
BR112012015240A2 (pt) sensor de fibra ótica com base na estrutura em espiral
DK2538251T3 (da) Multikerne optisk fiber
SMT201500186B (it) Autoanticorpi umani anti-alfa-sinucleina
DK2369376T3 (da) Flerkerne optisk fiber
DK2357501T3 (da) Flerkoret optisk fiber
DE112011100470A5 (de) Achsmodul
DK2613185T3 (da) Optisk multikernefiber
DK2391871T3 (da) Sidebelyst multipunktsparameter optisk fibersensor
DK2203767T3 (da) Multimode fiber
BR112012000391A2 (pt) expressão de representação visual baseada na expressão do jogador
PL2499465T3 (pl) Światłowodowe pomiary rozproszone
GB201019117D0 (en) Distributed optical fibre sensor
BR112012005478A2 (pt) fibra óptica com baixa perda por curvatura
DK2626730T3 (da) Polariseringsopretholdende optisk fiber
BRPI0820712A2 (pt) Sensor de fibra óptica
DK2616861T3 (da) Optisk fiberføring
DK2569644T3 (da) Fiberoptisk accelerometer
BR112013011457A2 (pt) recalibração de instrumentos
BR112013019929A2 (pt) fibra óptica
FR2964098B1 (fr) Vitroceramique transparente
DK2278361T3 (da) Optoelectronic sensor
DE112011101305A5 (de) Lichtleitsystem
FI20095063A0 (fi) Optinen mittauslaite
BR112013012232A2 (pt) fibra inorgânica
BR112013013676A2 (pt) fibra degradáveis

Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 5A ANUIDADE.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2384 DE 13-09-2016 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.