DK2029991T3 - Tryksensor af flerkernet optisk fiber - Google Patents

Tryksensor af flerkernet optisk fiber

Info

Publication number
DK2029991T3
DK2029991T3 DK07797566.2T DK07797566T DK2029991T3 DK 2029991 T3 DK2029991 T3 DK 2029991T3 DK 07797566 T DK07797566 T DK 07797566T DK 2029991 T3 DK2029991 T3 DK 2029991T3
Authority
DK
Denmark
Prior art keywords
optical fiber
pressure sensor
core optical
fiber pressure
core
Prior art date
Application number
DK07797566.2T
Other languages
English (en)
Inventor
Brooks Childers
Original Assignee
Baker Hughes Inc
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 Baker Hughes Inc filed Critical Baker Hughes Inc
Application granted granted Critical
Publication of DK2029991T3 publication Critical patent/DK2029991T3/da

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L11/00—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00
    • G01L11/02—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00 by optical means
    • G01L11/025—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00 by optical means using a pressure-sensitive optical fibre
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/02—Optical fibres with cladding with or without a coating
    • G02B6/02042—Multicore optical fibres
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/02—Optical fibres with cladding with or without a coating
    • G02B6/02057—Optical fibres with cladding with or without a coating comprising gratings

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Fluid Pressure (AREA)
  • Optical Transform (AREA)
DK07797566.2T 2006-06-02 2007-05-18 Tryksensor af flerkernet optisk fiber DK2029991T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/445,765 US7310456B1 (en) 2006-06-02 2006-06-02 Multi-core optical fiber pressure sensor
PCT/US2007/069206 WO2007143368A2 (en) 2006-06-02 2007-05-18 Multi-core optical fiber pressure sensor

Publications (1)

Publication Number Publication Date
DK2029991T3 true DK2029991T3 (da) 2014-04-07

Family

ID=38790273

Family Applications (1)

Application Number Title Priority Date Filing Date
DK07797566.2T DK2029991T3 (da) 2006-06-02 2007-05-18 Tryksensor af flerkernet optisk fiber

Country Status (7)

Country Link
US (1) US7310456B1 (da)
EP (1) EP2029991B1 (da)
BR (1) BRPI0712574A2 (da)
CA (1) CA2654087C (da)
DK (1) DK2029991T3 (da)
NO (1) NO343917B1 (da)
WO (1) WO2007143368A2 (da)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070201793A1 (en) * 2006-02-17 2007-08-30 Charles Askins Multi-core optical fiber and method of making and using same
US20100166358A1 (en) * 2008-12-30 2010-07-01 Daniel Homa Dual Fiber Grating and Methods of Making and Using Same
US7813599B2 (en) * 2009-02-23 2010-10-12 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Method and apparatus for shape and end position determination using an optical fiber
US9347312B2 (en) 2009-04-22 2016-05-24 Weatherford Canada Partnership Pressure sensor arrangement using an optical fiber and methodologies for performing an analysis of a subterranean formation
US8638444B2 (en) 2011-01-11 2014-01-28 Baker Hughes Incorporated Sensor array configuration for swept-wavelength interferometric-based sensing systems
US8592747B2 (en) 2011-01-19 2013-11-26 Baker Hughes Incorporated Programmable filters for improving data fidelity in swept-wavelength interferometry-based systems
GB2492095A (en) * 2011-06-21 2012-12-26 Sensornet Ltd Determining pressure profile in an oil or gas well
DE102012106806B4 (de) * 2012-07-26 2022-07-28 J-Fiber Gmbh Sensorfaser zur Temperatur-, Dehnungs- und/oder Torsionsdetektion in Form eines Mehrkern-Lichtwellenleiters mit einer Fiber-Bragg-Gitterstruktur
CN103411725B (zh) * 2013-07-26 2015-07-08 中国船舶重工集团公司第七一五研究所 一种温度同步响应双光栅压力传感器及其制备方法
EP3311130A4 (en) * 2015-06-18 2019-04-17 Multicore Photonics, Inc. FIBER OPTIC PRESSURE DEVICE, METHOD AND APPLICATIONS
CN111141432B (zh) * 2019-12-24 2021-08-10 中天科技光纤有限公司 光纤压力传感器及其测试方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06307953A (ja) * 1993-04-27 1994-11-04 Hitachi Ltd 物理量検出装置
US5563967A (en) * 1995-06-07 1996-10-08 Mcdonnell Douglas Corporation Fiber optic sensor having a multicore optical fiber and an associated sensing method
US6218661B1 (en) * 1996-09-09 2001-04-17 Schlumberger Technology Corporation Methods and apparatus for mechanically enhancing the sensitivity of transversely loaded fiber optic sensors
US5841131A (en) * 1997-07-07 1998-11-24 Schlumberger Technology Corporation Fiber optic pressure transducers and pressure sensing system incorporating same
JP4615726B2 (ja) * 1998-12-04 2011-01-19 ウェザーフォード／ラム インコーポレーテッド ブラッグ回折格子圧力センサ
GB0021975D0 (en) * 2000-09-07 2000-10-25 Optomed As Filter optic probes
US8073293B2 (en) * 2002-03-18 2011-12-06 Weatherford, Lamb, Inc. Sensing device having a large diameter D-shaped optical waveguide
FR2826448B1 (fr) * 2001-06-21 2005-10-14 Commissariat Energie Atomique Systeme de mesure differentielle fonde sur l'utilisation de paires de reseaux de bragg
US7138621B2 (en) * 2002-05-08 2006-11-21 Virginia Tech Intellectual Properties, Inc. Optical fiber sensors based on pressure-induced temporal periodic variations in refractive index
US6888623B2 (en) * 2003-02-26 2005-05-03 Dynamic Technology, Inc. Fiber optic sensor for precision 3-D position measurement
US20060013523A1 (en) * 2004-07-16 2006-01-19 Luna Innovations Incorporated Fiber optic position and shape sensing device and method relating thereto

Also Published As

Publication number Publication date
CA2654087C (en) 2013-01-15
NO20085044L (no) 2008-12-22
EP2029991A2 (en) 2009-03-04
WO2007143368A3 (en) 2008-04-03
BRPI0712574A2 (pt) 2012-11-20
WO2007143368A2 (en) 2007-12-13
EP2029991B1 (en) 2014-01-08
US7310456B1 (en) 2007-12-18
CA2654087A1 (en) 2007-12-13
NO343917B1 (no) 2019-07-08
US20070280584A1 (en) 2007-12-06

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