BR112012010789A2 - fibra óptica de núcleo único ou de múltiplos núclos em rotação - Google Patents

fibra óptica de núcleo único ou de múltiplos núclos em rotação

Info

Publication number
BR112012010789A2
BR112012010789A2 BR112012010789A BR112012010789A BR112012010789A2 BR 112012010789 A2 BR112012010789 A2 BR 112012010789A2 BR 112012010789 A BR112012010789 A BR 112012010789A BR 112012010789 A BR112012010789 A BR 112012010789A BR 112012010789 A2 BR112012010789 A2 BR 112012010789A2
Authority
BR
Brazil
Prior art keywords
optical fiber
core
shape
rotating single
change
Prior art date
Application number
BR112012010789A
Other languages
English (en)
Inventor
Brooks A Childers
Daniel S Homa
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
Publication of BR112012010789A2 publication Critical patent/BR112012010789A2/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
    • 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
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00—Survey of boreholes or wells
    • E21B47/007—Measuring stresses in a pipe string or casing
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00—Survey of boreholes or wells
    • E21B47/01—Devices for supporting measuring instruments on drill bits, pipes, rods or wirelines; Protecting measuring instruments in boreholes against heat, shock, pressure or the like
    • 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
    • G02B6/02076—Refractive index modulation gratings, e.g. Bragg gratings
    • G02B6/02195—Refractive index modulation gratings, e.g. Bragg gratings characterised by means for tuning the grating
    • G02B6/022—Refractive index modulation gratings, e.g. Bragg gratings characterised by means for tuning the grating using mechanical stress, e.g. tuning by compression or elongation, special geometrical shapes such as "dog-bone" or taper

Landscapes

  • Physics & Mathematics (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Optics & Photonics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Testing Of Optical Devices Or Fibers (AREA)
  • Optical Transform (AREA)
  • Electric Cable Installation (AREA)

Abstract

patente de invenção: fibra óptica de núcleo único ou de múltiplos núcleos em rotação. a presente invenção refere-se a um aparelho para a estimativa de uma forma, o aparelho incluindo: uma fibra óptia configurada de modo a se conformar à forma e tendo um primeiro núcleo desviado de uma linha de centro da fibra óptica, o primeiro núcleo tendo uma característica óptica configurada de modo a se modificar devido a uma mudança na forma da fibra óptica, em que uma mudança na característica óptica é usada para estimar a forma. um método para estimar uma forma é também apresentado.
BR112012010789A 2009-11-06 2010-11-03 fibra óptica de núcleo único ou de múltiplos núclos em rotação BR112012010789A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/613,881 US8265431B2 (en) 2009-11-06 2009-11-06 Rotated single or multicore optical fiber
PCT/US2010/055288 WO2011056862A2 (en) 2009-11-06 2010-11-03 Rotated single or multicore optical fiber

Publications (1)

Publication Number Publication Date
BR112012010789A2 true BR112012010789A2 (pt) 2016-03-29

Family

ID=43970718

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112012010789A BR112012010789A2 (pt) 2009-11-06 2010-11-03 fibra óptica de núcleo único ou de múltiplos núclos em rotação

Country Status (7)

Country Link
US (2) US8265431B2 (pt)
AU (1) AU2010315302A1 (pt)
BR (1) BR112012010789A2 (pt)
CA (1) CA2779003A1 (pt)
GB (1) GB2487163A (pt)
NO (1) NO20120427A1 (pt)
WO (1) WO2011056862A2 (pt)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8773650B2 (en) 2009-09-18 2014-07-08 Intuitive Surgical Operations, Inc. Optical position and/or shape sensing
US8208767B2 (en) * 2009-11-10 2012-06-26 Baker Hughes Incorporated Sensor array configuration for extending useful sensing length of a swept-wavelength interferometry based system
US8531655B2 (en) * 2010-09-17 2013-09-10 Luna Innovations Incorporated Compensating for non-ideal multi-core optical fiber structure
US8614795B2 (en) * 2011-07-21 2013-12-24 Baker Hughes Incorporated System and method of distributed fiber optic sensing including integrated reference path
US20130094798A1 (en) * 2011-10-12 2013-04-18 Baker Hughes Incorporated Monitoring Structural Shape or Deformations with Helical-Core Optical Fiber
CN103957792B (zh) * 2011-10-20 2017-05-03 皇家飞利浦有限公司 用于内脏器官的实时机械功能评估的形状感测装置
US20130188168A1 (en) * 2012-01-20 2013-07-25 Arthur H. Hartog Fiber optic formation dimensional change monitoring
US9857249B2 (en) * 2013-03-15 2018-01-02 Transocean Sedco Forex Ventures Limited Tensioner load measurement system
MX369861B (es) 2013-08-20 2019-11-25 Halliburton Energy Services Inc Collar de optimizacion de perforacion en el interior del pozo con fibra optica.
FR3017155B1 (fr) * 2014-02-05 2016-02-26 Total Sa Procede de suivi d'une intervention dans un puits d'exploitation de fluide menage dans le sous-sol, et dispositif d'intervention associe
US9927286B2 (en) 2014-12-15 2018-03-27 Schlumberger Technology Corporation Seismic sensing with optical fiber
US10072497B2 (en) 2014-12-15 2018-09-11 Schlumberger Technology Corporation Downhole acoustic wave sensing with optical fiber
US9448312B1 (en) * 2015-03-11 2016-09-20 Baker Hughes Incorporated Downhole fiber optic sensors with downhole optical interrogator
US10551168B2 (en) 2015-06-16 2020-02-04 Karlsruher Institut Fur Technologie Deformation device, including an optical waveguide and method for measuring deformation of a tubular structure at multiple measuring points
US10145681B2 (en) 2016-07-19 2018-12-04 Corning Incorporated Brillouin-based distributed bend fiber sensor and method for using same
JP6360929B1 (ja) 2017-02-15 2018-07-18 株式会社フジクラ 光ファイバセンサ
US10162107B2 (en) 2017-02-16 2018-12-25 Institut National D'optique Multicore optical fiber for multipoint distributed sensing and probing
US10337918B1 (en) * 2018-02-20 2019-07-02 Baker Hughes, A Ge Company, Llc Spectrometer with fiber bragg grating
US11391603B2 (en) 2018-07-17 2022-07-19 Fujikura Ltd. Multi-core optical fiber and method for manufacturing multi-core optical fiber
JP7208397B2 (ja) * 2018-12-04 2023-01-18 オーエフエス ファイテル，エルエルシー オフセットコア光ファイバを用いた高分解能分布センサ
WO2021154794A1 (en) 2020-01-28 2021-08-05 Mason Bettenga Systems and methods for aligning surgical devices
CN111610628A (zh) * 2020-06-04 2020-09-01 杭州菲柏斯科技有限公司 单光纤扫描器

Family Cites Families (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4308045A (en) * 1978-03-10 1981-12-29 Bell Telephone Laboratories, Incorporated Method for fabricating optical fibers with enhanced mode coupling
JPS5540483A (en) 1978-09-15 1980-03-21 Sumitomo Electric Ind Ltd Production of bundle fiber
US4295738A (en) * 1979-08-30 1981-10-20 United Technologies Corporation Fiber optic strain sensor
GB2071644B (en) 1980-02-22 1984-03-14 Sumitomo Electric Industries Radiation resistant optical fibres and a process for the production thereof
DE3016104A1 (de) * 1980-04-25 1981-10-29 Siemens AG, 1000 Berlin und 8000 München Sensorvorrichtung mit einer als empfindliches element dienenden lichtleitfaser
US4473273A (en) 1981-09-04 1984-09-25 Trw Inc. High bandwidth fiber and method of forming the same by preform rotation during drawing
JPS6246934A (ja) 1985-08-22 1987-02-28 Kokusai Denshin Denwa Co Ltd <Kdd> フツ化物ガラスフアイバ用母材の製造方法及び装置
EP0247322A3 (de) 1986-05-27 1989-02-01 Siemens Aktiengesellschaft Verfahren zur Herstellung einer Vorform zum Ziehen von optischen Glasfasern
JPS6436134A (en) 1987-07-31 1989-02-07 Nec Corp Transmission power amplifying circuit
JPH01201045A (ja) 1988-02-05 1989-08-14 Nippon Telegr & Teleph Corp <Ntt> 酸化ゲルマニウム系光ファイバおよびその作製方法
CA2051305C (en) 1990-10-25 1999-03-30 Toshihiro Mikami Optical fiber soot synthesis apparatus
US5160521A (en) 1991-06-21 1992-11-03 Tran Danh C Method for making optical fiber preforms
US5285518A (en) 1992-03-13 1994-02-08 Rutgers University Fluoride glasses and methods for making optical fibers from the glasses
US5796903A (en) 1992-07-06 1998-08-18 Infrared Fiber Systems, Inc. Heavy metal-oxide glass optical fibers for use in laser medical surgery and process of making
CA2099942C (en) 1992-07-09 2004-10-26 Sumio Hoshino Method and apparatus for drawing glass preform for optical fiber
JPH06136134A (ja) 1992-10-21 1994-05-17 Toyobo Co Ltd 導電性重合体
IT1267418B1 (it) 1994-03-16 1997-02-05 Cselt Centro Studi Lab Telecom Procedimento per la realizzazione di fibre ottiche monomodo in vetro fluorurato.
JP3491644B2 (ja) 1994-08-26 2004-01-26 住友電気工業株式会社 光ファイバの製造方法
FR2726547B1 (fr) 1994-11-08 1997-01-03 Alcatel Fibres Optiques Dispositif de soutien d'une preforme, installation de fabrication ou de recharge d'une preforme, pourvue d'un tel dispositif, procedes mis en oeuvre dans une telle installation, preforme realisee selon de tels procedes
US5560759A (en) 1994-11-14 1996-10-01 Lucent Technologies Inc. Core insertion method for making optical fiber preforms and optical fibers fabricated therefrom
US5708752A (en) 1995-07-14 1998-01-13 Kokusai Denshin Denwa Kabushiki Kaisha Fluoride optical fiber for high power laser transmission
WO1997008791A1 (en) * 1995-08-31 1997-03-06 Sdl, Inc. Optical fibre for improved power coupling
JP3622816B2 (ja) 1996-12-27 2005-02-23 富士通株式会社 光増幅用ファイバ及びその製造方法
US5850497A (en) 1997-04-15 1998-12-15 Lucent Technologies Inc. Method for stretching refractory bodies
US6256090B1 (en) 1997-07-31 2001-07-03 University Of Maryland Method and apparatus for determining the shape of a flexible body
JPH11314924A (ja) 1998-03-02 1999-11-16 Hoya Corp カルコゲナイドガラスからなる光学部材及びガラスファイバの製造方法、光学部材、ファイバ並びに光増幅器
AU2002227157A1 (en) * 2000-12-14 2002-06-24 Corning Incorporated Method and apparatus for continuously manufacturing optical preform and fiber
US6813403B2 (en) * 2002-03-14 2004-11-02 Fiber Optic Systems Technology, Inc. Monitoring of large structures using brillouin spectrum analysis
US6821917B2 (en) 2002-06-14 2004-11-23 The University Of Southampton Tellurite glass and applications thereof
US20040107734A1 (en) * 2002-12-04 2004-06-10 Paresh Kenkare Systems and methods for fabricating optical fiber preforms
US6888623B2 (en) * 2003-02-26 2005-05-03 Dynamic Technology, Inc. Fiber optic sensor for precision 3-D position measurement
US7781724B2 (en) * 2004-07-16 2010-08-24 Luna Innovations Incorporated Fiber optic position and shape sensing device and method relating thereto
EP1635034B1 (en) 2004-08-27 2009-06-03 Schlumberger Holdings Limited Pipeline bend radius and shape sensor and measurement apparatus
US7930065B2 (en) * 2005-12-30 2011-04-19 Intuitive Surgical Operations, Inc. Robotic surgery system including position sensors using fiber bragg gratings
US20070201793A1 (en) * 2006-02-17 2007-08-30 Charles Askins Multi-core optical fiber and method of making and using same
US7317849B1 (en) * 2006-06-08 2008-01-08 Institut National D'optique Optical fiber sensor and method
US7324714B1 (en) * 2007-04-11 2008-01-29 The United States Of America As Represented By The Secretary Of The Navy Multicore fiber curvature sensor
US20090116000A1 (en) 2007-11-01 2009-05-07 Jason Kiddy Fiber optic shape determination system
US7720322B2 (en) * 2008-06-30 2010-05-18 Intuitive Surgical, Inc. Fiber optic shape sensor
US8773650B2 (en) * 2009-09-18 2014-07-08 Intuitive Surgical Operations, Inc. Optical position and/or shape sensing
US20130094798A1 (en) * 2011-10-12 2013-04-18 Baker Hughes Incorporated Monitoring Structural Shape or Deformations with Helical-Core Optical Fiber

Also Published As

Publication number Publication date
US20110110620A1 (en) 2011-05-12
US8630515B2 (en) 2014-01-14
US8265431B2 (en) 2012-09-11
GB2487163A (en) 2012-07-11
US20120314988A1 (en) 2012-12-13
WO2011056862A2 (en) 2011-05-12
GB201206727D0 (en) 2012-05-30
WO2011056862A3 (en) 2011-10-20
CA2779003A1 (en) 2011-05-12
NO20120427A1 (no) 2012-05-31
AU2010315302A1 (en) 2012-05-03

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Legal Events

Date Code Title Description
B11A Dismissal acc. art.33 of ipl - examination not requested within 36 months of filing
B11Y Definitive dismissal - extension of time limit for request of examination expired [chapter 11.1.1 patent gazette]