DE60033142D1 - Verfahren und vorrichtung zur erhöhung des dynamikbereichs, der empfindlichkeit, der genauigkeit und der auflösung in faseroptischen sensorsystemen - Google Patents

Verfahren und vorrichtung zur erhöhung des dynamikbereichs, der empfindlichkeit, der genauigkeit und der auflösung in faseroptischen sensorsystemen

Info

Publication number
DE60033142D1
DE60033142D1 DE60033142T DE60033142T DE60033142D1 DE 60033142 D1 DE60033142 D1 DE 60033142D1 DE 60033142 T DE60033142 T DE 60033142T DE 60033142 T DE60033142 T DE 60033142T DE 60033142 D1 DE60033142 D1 DE 60033142D1
Authority
DE
Germany
Prior art keywords
sensitivity
resolution
accuracy
increasing
fiber optic
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE60033142T
Other languages
English (en)
Inventor
Tsutomu Yamate
J Schroeder
T Ramos
Eric Udd
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Schlumberger Technology BV
Original Assignee
Schlumberger Technology BV
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 Schlumberger Technology BV filed Critical Schlumberger Technology BV
Application granted granted Critical
Publication of DE60033142D1 publication Critical patent/DE60033142D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G01L1/246—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 using integrated gratings, e.g. Bragg gratings
    • 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
    • G01D5/344—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 using polarisation
    • 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
    • G01D5/35383—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 multiple sensor devices using multiplexing techniques

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Transform (AREA)
DE60033142T 1999-04-30 2000-04-24 Verfahren und vorrichtung zur erhöhung des dynamikbereichs, der empfindlichkeit, der genauigkeit und der auflösung in faseroptischen sensorsystemen Expired - Lifetime DE60033142D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/303,163 US6363180B1 (en) 1999-04-30 1999-04-30 Methods and apparatus for enhancing dynamic range, sensitivity, accuracy, and resolution in fiber optic sensor systems
PCT/US2000/011064 WO2000072058A2 (en) 1999-04-30 2000-04-24 Methods and apparatus for enhancing dynamic range, sensitivity, accuracy, and resolution in fiber optic sensor systems

Publications (1)

Publication Number Publication Date
DE60033142D1 true DE60033142D1 (de) 2007-03-15

Family

ID=23170797

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60033142T Expired - Lifetime DE60033142D1 (de) 1999-04-30 2000-04-24 Verfahren und vorrichtung zur erhöhung des dynamikbereichs, der empfindlichkeit, der genauigkeit und der auflösung in faseroptischen sensorsystemen

Country Status (5)

Country Link
US (1) US6363180B1 (de)
EP (1) EP1175599B1 (de)
AU (1) AU7049100A (de)
DE (1) DE60033142D1 (de)
WO (1) WO2000072058A2 (de)

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US6525855B1 (en) * 1996-07-19 2003-02-25 British Telecommunications Public Limited Company Telecommunications system simultaneously receiving and modulating an optical signal
US6591024B2 (en) * 2000-08-30 2003-07-08 Lucent Technologies Inc. System comprising in-line wavelength sensitive polarimeter
US7184135B2 (en) * 2000-09-29 2007-02-27 Commissariat A L'energie Atomique Refractometer with blazed bragg gratings
US6795599B2 (en) * 2001-05-11 2004-09-21 Vasilii V. Spirin Differential fiber optical sensor with interference energy analyzer
US6545800B1 (en) * 2001-06-05 2003-04-08 Onetta, Inc. Depolarizers for optical channel monitors
US6895146B1 (en) * 2001-06-06 2005-05-17 Terabeam Corporation Mode scrambler
US6898339B2 (en) * 2002-12-16 2005-05-24 Schlumberger Technology Corporation Multiple mode pre-loadable fiber optic pressure and temperature sensor
KR100488221B1 (ko) * 2003-09-08 2005-05-10 주식회사 파이버프로 광섬유 브래그 격자 센서 시스템
ATE408124T1 (de) * 2005-07-28 2008-09-15 Fondazione Torino Wireless System und verfahren zum messen von kräften
US20070098023A1 (en) * 2005-10-28 2007-05-03 Quantronix Corporation Fiber laser and methods manufacture and use
GB0613958D0 (en) * 2006-07-13 2006-08-23 Univ Aston A torsion sensor
GB0823306D0 (en) * 2008-12-22 2009-01-28 Rogers Alan Frequency-mapped distributed presure measurement
US9188256B2 (en) 2009-10-05 2015-11-17 National Oilwell Varco Denmark I/S Flexible unbonded oil pipe system with an optical fiber sensor inside
US8326095B2 (en) * 2010-02-08 2012-12-04 Schlumberger Technology Corporation Tilt meter including optical fiber sections
RU2014149772A (ru) * 2012-06-13 2016-08-10 Омнисанс Са Способ и устройство для измерения давления
WO2015034858A1 (en) * 2013-09-03 2015-03-12 US Seismic Systems, Inc. Interferometric sensing systems with polarization noise reduction, and methods of operating the same
EP3359921A4 (de) * 2015-07-11 2019-07-31 FOCE Technology International B.V. Drucksensor mit einmodusfaser
US10591549B2 (en) * 2016-09-14 2020-03-17 GM Global Technology Operations LLC Sensor and method of making and using the same
US10557343B2 (en) 2017-08-25 2020-02-11 Schlumberger Technology Corporation Sensor construction for distributed pressure sensing
US10890778B2 (en) * 2019-06-11 2021-01-12 Facebook Technologies, Llc Optical system having an improved signal-to-noise ratio of eye-tracking
US10935399B1 (en) * 2019-10-23 2021-03-02 Baker Hughes, A Ge Company, Llc Passive random depolarizer for a tunable laser

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4787741A (en) * 1986-10-09 1988-11-29 Mcdonnell Douglas Corporation Fiber optic sensor
US5297436A (en) 1988-07-20 1994-03-29 Commonwealth Scientific And Industrial Research Organization Optical fibre ultrasonic sensor
US5118931A (en) * 1990-09-07 1992-06-02 Mcdonnell Douglas Corporation Fiber optic microbending sensor arrays including microbend sensors sensitive over different bands of wavelengths of light
US5513913A (en) * 1993-01-29 1996-05-07 United Technologies Corporation Active multipoint fiber laser sensor
FR2703541B1 (fr) 1993-04-02 1995-05-12 Alcatel Cable Dispositif d'interrogation et d'analyse d'un réseau de capteurs interférométriques de mesure en lumière polarisée.
KR960007884B1 (ko) 1993-04-24 1996-06-15 국방과학연구소 광섬유 격자를 이용한 광섬유소자
US5788632A (en) * 1996-03-19 1998-08-04 Abbott Laboratories Apparatus and process for the non-invasive measurement of optically active compounds
US5828059A (en) 1996-09-09 1998-10-27 Udd; Eric Transverse strain measurements using fiber optic grating based sensors
US5841131A (en) 1997-07-07 1998-11-24 Schlumberger Technology Corporation Fiber optic pressure transducers and pressure sensing system incorporating same
US5818585A (en) 1997-02-28 1998-10-06 The United States Of America As Represented By The Secretary Of The Navy Fiber Bragg grating interrogation system with adaptive calibration
GB9721473D0 (en) * 1997-10-09 1997-12-10 Sensor Dynamics Ltd Interferometric sensing apparatus

Also Published As

Publication number Publication date
WO2000072058A3 (en) 2001-03-08
EP1175599A1 (de) 2002-01-30
AU7049100A (en) 2000-12-12
EP1175599B1 (de) 2007-01-24
US6363180B1 (en) 2002-03-26
WO2000072058A2 (en) 2000-11-30

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