[go: up one dir, main page]

SI2326922T1 - Sledenje predmetom v vodih - Google Patents

Sledenje predmetom v vodih

Info

Publication number
SI2326922T1
SI2326922T1 SI200931949T SI200931949T SI2326922T1 SI 2326922 T1 SI2326922 T1 SI 2326922T1 SI 200931949 T SI200931949 T SI 200931949T SI 200931949 T SI200931949 T SI 200931949T SI 2326922 T1 SI2326922 T1 SI 2326922T1
Authority
SI
Slovenia
Prior art keywords
conduits
tracking objects
tracking
objects
Prior art date
Application number
SI200931949T
Other languages
English (en)
Inventor
David John Hill
Magnus Mcewen-King
Original Assignee
Optasense Holdings Limited
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 Optasense Holdings Limited filed Critical Optasense Holdings Limited
Publication of SI2326922T1 publication Critical patent/SI2326922T1/sl

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/24—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using infrasonic, sonic, or ultrasonic vibrations
    • G01M3/243—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using infrasonic, sonic, or ultrasonic vibrations for pipes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17D—PIPE-LINE SYSTEMS; PIPE-LINES
    • F17D5/00—Protection or supervision of installations
    • F17D5/02—Preventing, monitoring, or locating loss
    • F17D5/06—Preventing, monitoring, or locating loss using electric or acoustic means
    • 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
    • G01D5/48—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 using wave or particle radiation means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H9/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means
    • G01H9/004—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means using fibre optic sensors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/042—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by using materials which expand, contract, disintegrate, or decompose in contact with a fluid
    • G01M3/045—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by using materials which expand, contract, disintegrate, or decompose in contact with a fluid with electrical detection means
    • G01M3/047—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by using materials which expand, contract, disintegrate, or decompose in contact with a fluid with electrical detection means with photo-electrical detection means, e.g. using optical fibres
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/02—Devices characterised by the use of mechanical means
    • G01P3/14—Devices characterised by the use of mechanical means by exciting one or more mechanical resonance systems

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Optical Transform (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Pipeline Systems (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Cleaning In General (AREA)
  • Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
  • Testing Of Optical Devices Or Fibers (AREA)
SI200931949T 2008-08-21 2009-08-20 Sledenje predmetom v vodih SI2326922T1 (sl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB0815297.7A GB0815297D0 (en) 2008-08-21 2008-08-21 Conduit monitoring
PCT/GB2009/002032 WO2010020781A1 (en) 2008-08-21 2009-08-20 Tracking objects in conduits
EP09784969.9A EP2326922B1 (en) 2008-08-21 2009-08-20 Tracking objects in conduits

Publications (1)

Publication Number Publication Date
SI2326922T1 true SI2326922T1 (sl) 2019-04-30

Family

ID=39812396

Family Applications (1)

Application Number Title Priority Date Filing Date
SI200931949T SI2326922T1 (sl) 2008-08-21 2009-08-20 Sledenje predmetom v vodih

Country Status (12)

Country Link
US (3) US8973444B2 (sl)
EP (3) EP2326922B1 (sl)
CN (3) CN102197294B (sl)
CA (3) CA2734818C (sl)
GB (1) GB0815297D0 (sl)
HU (1) HUE043266T2 (sl)
LT (1) LT2326922T (sl)
PL (1) PL2326922T3 (sl)
RU (3) RU2511228C2 (sl)
SI (1) SI2326922T1 (sl)
TR (1) TR201903507T4 (sl)
WO (3) WO2010020796A1 (sl)

Families Citing this family (106)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2462096A (en) * 2008-07-23 2010-01-27 Schlumberger Holdings Monitoring of a pipeline pig using external acoustic sensors
AU2009334819B2 (en) 2008-12-31 2013-12-12 Shell Internationale Research Maatschappij B.V. Method for monitoring deformation of well equipment
US9003888B2 (en) 2009-02-09 2015-04-14 Shell Oil Company Areal monitoring using distributed acoustic sensing
US20100200743A1 (en) * 2009-02-09 2010-08-12 Larry Dale Forster Well collision avoidance using distributed acoustic sensing
WO2010091404A1 (en) 2009-02-09 2010-08-12 Shell Oil Company Method of detecting fluid in-flows downhole
RU2693087C2 (ru) 2009-05-27 2019-07-01 Оптасенс Холдингз Лимитед Мониторинг скважины
GB2516782B (en) 2009-05-27 2015-06-17 Silixa Ltd Method of flow monitoring
GB2476449B (en) * 2009-09-18 2013-12-11 Optasense Holdings Ltd Wide area seismic detection
GB0919899D0 (en) 2009-11-13 2009-12-30 Qinetiq Ltd Fibre optic distributed sensing
US8425683B2 (en) * 2009-11-17 2013-04-23 Acoustic Systems, Inc. Method for tracking a scraper within a pipeline
GB2488280B (en) 2009-12-23 2014-06-18 Shell Int Research Detecting broadside and directional acoustic signals with a fiber optical distributed acoustic sensing (DAS) assembly
US9109944B2 (en) 2009-12-23 2015-08-18 Shell Oil Company Method and system for enhancing the spatial resolution of a fiber optical distributed acoustic sensing assembly
US9388686B2 (en) 2010-01-13 2016-07-12 Halliburton Energy Services, Inc. Maximizing hydrocarbon production while controlling phase behavior or precipitation of reservoir impairing liquids or solids
US8605542B2 (en) 2010-05-26 2013-12-10 Schlumberger Technology Corporation Detection of seismic signals using fiber optic distributed sensors
GB201008823D0 (en) 2010-05-26 2010-07-14 Fotech Solutions Ltd Fluid flow monitor
US8505625B2 (en) 2010-06-16 2013-08-13 Halliburton Energy Services, Inc. Controlling well operations based on monitored parameters of cement health
WO2011163286A1 (en) 2010-06-25 2011-12-29 Shell Oil Company Signal stacking in fiber optic distributed acoustic sensing
US8930143B2 (en) 2010-07-14 2015-01-06 Halliburton Energy Services, Inc. Resolution enhancement for subterranean well distributed optical measurements
US8584519B2 (en) 2010-07-19 2013-11-19 Halliburton Energy Services, Inc. Communication through an enclosure of a line
US20120020184A1 (en) * 2010-07-26 2012-01-26 Colin Wilson Using a distributed optical acoustic sensor to position an object
GB201013704D0 (en) 2010-08-16 2010-09-29 Qinetiq Ltd Border monitoring
GB201013712D0 (en) * 2010-08-16 2010-09-29 Qinetiq Ltd Gunfire detection
US9170149B2 (en) 2010-09-01 2015-10-27 Schlumberger Technology Corporation Distributed fiber optic sensor system with improved linearity
US9322702B2 (en) 2010-12-21 2016-04-26 Shell Oil Company Detecting the direction of acoustic signals with a fiber optical distributed acoustic sensing (DAS) assembly
WO2012087603A1 (en) 2010-12-21 2012-06-28 Shell Oil Company System and method for making distributed measurements using fiber optic cable
GB201103479D0 (en) * 2011-03-01 2011-04-13 Qinetiq Ltd Conduit monitoring
US9074462B2 (en) 2011-03-09 2015-07-07 Shell Oil Company Integrated fiber optic monitoring system for a wellsite and method of using same
GB201109372D0 (en) * 2011-06-06 2011-07-20 Silixa Ltd Method for locating an acoustic source
WO2012173924A2 (en) 2011-06-13 2012-12-20 Shell Oil Company Hydraulic fracture monitoring using active seismic sources with receivers in the treatment well
CA2839212C (en) 2011-06-20 2019-09-10 Shell Internationale Research Maatschappij B.V. Fiber optic cable with increased directional sensitivity
GB201110403D0 (en) * 2011-06-20 2011-08-03 Qinetiq Ltd Monitoring of conduits
GB201112161D0 (en) * 2011-07-15 2011-08-31 Qinetiq Ltd Portal monitoring
GB201112154D0 (en) 2011-07-15 2011-08-31 Qinetiq Ltd Seismic geophysical surveying
WO2013022866A1 (en) 2011-08-09 2013-02-14 Shell Oil Company Method and apparatus for measuring seismic parameters of a seismic vibrator
GB2510996B (en) * 2011-12-15 2019-09-25 Shell Int Research Detecting broadside acoustic signals with a fiber optical distributed acoustic sensing (das) assembly
GB201201727D0 (en) * 2012-02-01 2012-03-14 Qinetiq Ltd Indicating locations
CN102588743B (zh) * 2012-03-08 2013-08-07 东北大学 实时跟踪与精确定位管道内检测器的装置及方法
US10088353B2 (en) 2012-08-01 2018-10-02 Shell Oil Company Cable comprising twisted sinusoid for use in distributed sensing
US9823373B2 (en) 2012-11-08 2017-11-21 Halliburton Energy Services, Inc. Acoustic telemetry with distributed acoustic sensing system
ITMI20122196A1 (it) 2012-12-20 2014-06-21 Eni Spa Metodo e sistema per la rilevazione da remoto della posizione di un dispositivo pig all'interno di una condotta in pressione
US10048395B2 (en) * 2013-02-01 2018-08-14 Westerngeco L.L.C. Computing a gradient based on differences of plural pairs of particle motion sensors
US20140352442A1 (en) * 2013-06-03 2014-12-04 Macau University Of Science And Technology Vibration Detection System Based on Biconical Tapered Fiber and the Method thereof
GB2515564A (en) * 2013-06-28 2014-12-31 Optasense Holdings Ltd Improvements in fibre optic distributed sensing
WO2015109175A1 (en) 2014-01-17 2015-07-23 Westerngeco Llc Seismic sensor coupling
US9535039B2 (en) 2014-04-30 2017-01-03 Control Devices, Inc. Acoustic transmitter and method for underwater pipeline inspection gauges
EA028210B1 (ru) * 2014-05-14 2017-10-31 Эни С.П.А. Способ и система для непрерывного дистанционного контроля положения и скорости продвижения скребкового устройства внутри трубопровода
CA2947915A1 (en) 2014-06-30 2016-01-07 Exxonmobil Upstream Research Company Pipeline constriction detection
BR112016029618A2 (pt) * 2014-07-18 2017-08-22 Halliburton Energy Services Inc ?método e sistema de determinação de uma localização de uma fonte acústica de fora de um furo de sondagem, e, dispositivo de armazenamento de leitura por computador?
US11988318B2 (en) * 2015-07-07 2024-05-21 Profound Positioning Inc. Methods and systems to enhance pipeline trajectory reconstruction using pipeline junctions
ES2878002T3 (es) * 2015-07-17 2021-11-18 Univ Adelaide Método y sistema para el análisis del estado de tuberías
US10359302B2 (en) 2015-12-18 2019-07-23 Schlumberger Technology Corporation Non-linear interactions with backscattered light
EP3708769B1 (en) 2016-04-07 2024-09-11 BP Exploration Operating Company Limited Detecting downhole sand ingress locations
BR112018070577A2 (pt) 2016-04-07 2019-02-12 Bp Exploration Operating Company Limited detecção de localizações de ingresso de areia de fundo de poço
CN106051379B (zh) * 2016-05-27 2018-01-16 沈阳鑫联石化设备有限公司 一种清管器远程监测仪及监测方法
US11015996B2 (en) * 2016-07-26 2021-05-25 Halliburton Energy Services, Inc. Electro acoustic technology (EAT) for real time intelligent pigging
GB2565721B (en) * 2016-07-28 2022-04-20 Halliburton Energy Services Inc Real-time plug tracking with fiber optics
US20180045598A1 (en) * 2016-08-09 2018-02-15 Baker Hughes Incorporated Subsea transition system
CA3058256C (en) 2017-03-31 2023-09-12 Bp Exploration Operating Company Limited Well and overburden monitoring using distributed acoustic sensors
WO2019038401A1 (en) 2017-08-23 2019-02-28 Bp Exploration Operating Company Limited DETECTION OF SAND INPUT LOCATIONS AT THE BOTTOM OF A HOLE
CA3075949A1 (en) * 2017-09-22 2019-03-28 University Of Saskatchewan Methods for detecting pipeline weakening
CA3078842C (en) 2017-10-11 2024-01-09 Bp Exploration Operating Company Limited Detecting events using acoustic frequency domain features
US10915862B2 (en) 2017-12-20 2021-02-09 Kimberly-Clark Worldwide, Inc. System for documenting product usage by recognizing an acoustic signature of a product
CN108053477B (zh) * 2017-12-20 2021-07-02 北京华航无线电测量研究所 一种管道内变形的数值处理方法
KR102215700B1 (ko) 2017-12-20 2021-02-16 킴벌리-클라크 월드와이드, 인크. 흡수 용품 교체의 여정 경험에 개입하여 개선하기 위한 시스템
EP3514564B1 (en) * 2018-01-19 2023-05-31 Centre National D'etudes Spatiales Indoor positioning system
CN110107816A (zh) * 2018-02-01 2019-08-09 北京声创新技术发展有限责任公司 输油气管道清管器/检测器次声实时跟踪定位系统及方法
US11181208B2 (en) * 2018-05-24 2021-11-23 Tdw Delaware, Inc. Non-invasive pipeline pig signal using vibration sensors
US11132542B2 (en) * 2018-06-28 2021-09-28 Nec Corporation Time-space de-noising for distributed sensors
CN109298080B (zh) * 2018-10-31 2023-12-15 江苏大学 基于特征导波的焊缝缺陷检测专用阵列式传感器的分时激励系统及方法
RU2726440C2 (ru) * 2018-11-26 2020-07-14 Публичное акционерное общество "Транснефть" (ПАО "Транснефть") Устройство для определения местонахождения очистного устройства в трубопроводе
CN109306864A (zh) * 2018-11-27 2019-02-05 美钻深海能源科技研发（上海）有限公司 基于光纤检测的水下清管器作业实时监测装置
CA3120164A1 (en) 2018-11-29 2020-06-04 Bp Exploration Operating Company Limited Event detection using das features with machine learning
GB201820331D0 (en) 2018-12-13 2019-01-30 Bp Exploration Operating Co Ltd Distributed acoustic sensing autocalibration
CN110375840A (zh) * 2019-06-25 2019-10-25 武汉理工光科股份有限公司 基于分布式光纤传感的清管器跟踪定位方法
US12196074B2 (en) 2019-09-20 2025-01-14 Lytt Limited Systems and methods for sand ingress prediction for subterranean wellbores
CA3154435C (en) 2019-10-17 2023-03-28 Lytt Limited Inflow detection using dts features
EP4045766A1 (en) 2019-10-17 2022-08-24 Lytt Limited Fluid inflow characterization using hybrid das/dts measurements
CN110822292A (zh) * 2019-10-29 2020-02-21 东莞新奥燃气有限公司 燃气管道通球运行位置的监控系统及方法
WO2021093974A1 (en) 2019-11-15 2021-05-20 Lytt Limited Systems and methods for draw down improvements across wellbores
CN110987318B (zh) * 2019-12-11 2021-11-05 北京华展汇元信息技术有限公司 一种高压管道气体泄露自动检测装置和检测方法
MX2022005471A (es) * 2019-12-13 2022-06-02 Halliburton Energy Services Inc Metodo y sistema para determinar variaciones en un canal de fluido.
WO2021148141A1 (en) * 2020-01-24 2021-07-29 Lytt Limited Detecting flow obstruction events within a flow line using acoustic frequency domain features
US11619542B2 (en) * 2020-04-14 2023-04-04 Nec Corporation Distributed acoustic sensing based natural frequency measurement of civil infrastructures
US11543286B2 (en) * 2020-04-14 2023-01-03 Nec Corporation Distributed acoustic sensing based acoustic wave speed scanning and mapping of civil infrastructures
EP4491845A3 (en) 2020-06-11 2025-03-12 Lytt Limited Systems and methods for monitoring fluid outflow flow along a wellbore
EP4168647A1 (en) 2020-06-18 2023-04-26 Lytt Limited Event model training using in situ data
WO2021254633A1 (en) 2020-06-18 2021-12-23 Lytt Limited Event model training using in situ data
WO2022032379A1 (en) * 2020-08-10 2022-02-17 Hifi Engineering Inc. Methods and systems for tracking a pipeline inspection gauge
CN111965693B (zh) * 2020-08-21 2023-06-27 电子科技大学 一种基于光缆的管线走向示踪方法及系统
AU2020468490A1 (en) 2020-09-18 2023-03-02 Halliburton Energy Services, Inc. Non-intrusive tracking of objects and fluids in wellbores
US11674827B2 (en) * 2020-10-27 2023-06-13 Nec Corporation Saturation caused phase jump avoidance in DAS
US11668621B2 (en) 2020-11-02 2023-06-06 Tata Consultancy Services Limited Method and system for inspecting and detecting fluid in a pipeline
CN112504969B (zh) * 2021-02-03 2021-05-14 四川大学 基于分布式声传感的管道法兰焊缝健康检测装置及方法
RU2757682C1 (ru) * 2021-03-25 2021-10-20 Федеральное государственное бюджетное образовательное учреждение высшего образования "Поволжский государственный университет телекоммуникаций и информатики" Способ контроля состояния смотрового устройства на трассе волоконно-оптической кабельной линии
RU2758340C1 (ru) * 2021-04-13 2021-10-28 Федеральное государственное бюджетное образовательное учреждение высшего образования "Поволжский государственный университет телекоммуникаций и информатики" Способ неразрушающего контроля прочности оптического волокна
CN113275341B (zh) * 2021-05-19 2022-04-08 精仪监测科技(苏州)有限公司 一种基于分布式光纤振动传感的清管器跟踪定位方法
CN113447727B (zh) * 2021-06-30 2022-12-09 武汉理工光科股份有限公司 基于光纤测振系统的油气管道上方雷电定位方法及装置
US20230029221A1 (en) * 2021-07-22 2023-01-26 Nec Laboratories America, Inc Galloping monitoring of overhead transmission lines using distributed fiber optic sensing
CN113933002B (zh) * 2021-08-12 2024-07-09 吉林大学 一种长距离大型输水压力管道水压试验漏点识别的方法
CN113883422B (zh) * 2021-09-10 2023-06-02 江苏禹治流域管理技术研究院有限公司 一种城市供水管网漏损在线监测系统
EP4202374A1 (de) 2021-12-22 2023-06-28 Universität Hamburg Vorrichtung zum faser-optischen messen und transportieren von messsignalen
CN114563074B (zh) * 2022-03-03 2024-06-18 西安热工研究院有限公司 一种具有高稳定性的振动检测系统
US12498073B2 (en) 2023-03-16 2025-12-16 Saudi Arabian Oil Company In-pipe localization of pipeline inspection gadgets
US12359562B2 (en) 2023-08-14 2025-07-15 Saudi Arabian Oil Company Traceable and disintegrable artificial intelligence powered sensing system and method for the detection of defects in pipelines
CN118731846B (zh) * 2024-06-13 2024-12-13 成都陆迪盛华科技有限公司 基于分布式光纤的清管器定位方法、系统及介质
CN119406857B (zh) * 2024-11-12 2025-10-24 国家石油天然气管网集团有限公司 一种清管器卡堵定位方法以及装置

Family Cites Families (46)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3949353A (en) 1973-12-10 1976-04-06 Continental Oil Company Underground mine surveillance system
US4311391A (en) * 1979-12-27 1982-01-19 Westinghouse Electric Corp. Passive fiber optic sonar system
US4313185A (en) * 1979-12-31 1982-01-26 General Electric Company Acoustic vibration sensor and sensing system
US4747309A (en) * 1980-10-02 1988-05-31 Imperial Chemical Industries Plc Structures and methods of testing them with linear microphones
US4363114A (en) * 1981-01-21 1982-12-07 The United States Of America As Represented By The Secretary Of The Navy Low noise remote optical fiber sound detector
US4927232A (en) 1985-03-18 1990-05-22 G2 Systems Corporation Structural monitoring system using fiber optics
GB8307985D0 (en) * 1983-03-23 1983-04-27 British Gas Corp Pipeline pig tracking
US4541278A (en) * 1984-04-23 1985-09-17 Union Oil Company Of California Pipeline corrosion sensing device and method
EP0170736A1 (en) * 1984-07-09 1986-02-12 Amon, Glen C. Pipeline fault status monitoring system
US4918303A (en) * 1989-05-11 1990-04-17 Conoco Inc. Detecting disturbance with cross polarized fiber optic sensing
US5194847A (en) * 1991-07-29 1993-03-16 Texas A & M University System Apparatus and method for fiber optic intrusion sensing
JP2833932B2 (ja) * 1992-06-18 1998-12-09 日本電気アイシーマイコンシステム株式会社 ノンリニアエンファシス回路
US5417112A (en) * 1993-01-11 1995-05-23 Tdw Delaware, Inc. Apparatus for indicating the passage of a pig moving within an underground pipeline
GB9324333D0 (en) * 1993-11-26 1994-01-12 Sensor Dynamics Ltd Measurement of one or more physical parameters
CN2212773Y (zh) * 1994-06-24 1995-11-15 刘达峰 管路障碍物测位器装置
US5549000A (en) * 1994-06-27 1996-08-27 Texaco, Inc. Passive acoustic detection of pipeline pigs
JPH08233564A (ja) 1995-02-28 1996-09-13 Tokyo Gas Co Ltd ピグの走行位置検出装置
JPH08233932A (ja) 1995-02-28 1996-09-13 Tokyo Gas Co Ltd ピグの走行位置監視手段
GB9520387D0 (en) * 1995-10-06 1995-12-06 R S T Projects Ltd Debris monitoring system and apparatus
CA2524554C (en) * 1997-05-02 2007-11-27 Sensor Highway Limited Electrical energy from a wellbore light cell
US6211964B1 (en) * 1997-10-09 2001-04-03 Geosensor Corporation Method and structure for incorporating fiber optic acoustic sensors in a seismic array
GB9802688D0 (en) 1998-02-06 1998-07-29 Marconi Gec Ltd Improvements in or relating to sound detection
JP2000088561A (ja) 1998-09-11 2000-03-31 Tokyo Gas Co Ltd 導管内におけるピグの走行位置検出方法
GB2383633A (en) 2000-06-29 2003-07-02 Paulo S Tubel Method and system for monitoring smart structures utilizing distributed optical sensors
US6993977B2 (en) * 2001-12-10 2006-02-07 Moe Momayez Remote structural material evaluation apparatus
US20040261547A1 (en) * 2002-10-01 2004-12-30 Russell David Alexander Method of deriving data
CA2416171A1 (en) 2003-01-13 2004-07-13 Pure Technologies Ltd. Pipeline monitoring system
US20050034917A1 (en) * 2003-08-14 2005-02-17 Baker Hughes Incorporated Apparatus and method for acoustic position logging ahead-of-the-bit
GB0407982D0 (en) 2004-04-08 2004-05-12 Wood Group Logging Services In "Methods of monitoring downhole conditions"
US6847207B1 (en) * 2004-04-15 2005-01-25 Tdw Delaware, Inc. ID-OD discrimination sensor concept for a magnetic flux leakage inspection tool
RU2271446C1 (ru) * 2004-07-27 2006-03-10 Общество с ограниченной ответственностью "ПетроЛайт" Устройство для мониторинга виброакустической характеристики протяженного объекта
US7271884B2 (en) 2004-08-06 2007-09-18 The United States Of America Represented By The Secretary Of The Navy Natural fiber span reflectometer providing a virtual phase signal sensing array capability
CN2758749Y (zh) 2004-12-16 2006-02-15 何志强 天然气管道清管器通过信号采样报警装置
KR20060084256A (ko) 2005-01-19 2006-07-24 삼성전자주식회사 액정 표시 장치용 발광 다이오드 소자의 렌즈 조성물,이를 포함하는 발광 다이오드 소자, 백라이트 유닛 및액정 표시 장치
US7397976B2 (en) * 2005-01-25 2008-07-08 Vetco Gray Controls Limited Fiber optic sensor and sensing system for hydrocarbon flow
RU2287131C1 (ru) * 2005-09-06 2006-11-10 Общество с ограниченной ответственностью "ПетроЛайт" Способ мониторинга состояния протяженных объектов, преимущественно продуктопроводов, и устройство для его осуществления
GB2442745B (en) * 2006-10-13 2011-04-06 At & T Corp Method and apparatus for acoustic sensing using multiple optical pulses
GB2442746B (en) * 2006-10-13 2011-04-06 At & T Corp Method and apparatus for acoustic sensing using multiple optical pulses
DE102007004104A1 (de) 2007-01-26 2008-07-31 Ksb Aktiengesellschaft Positionsdetektor für ein in einem Rohr bewegtes Teil
CN201034929Y (zh) * 2007-04-04 2008-03-12 南京旭飞光电有限公司 光纤气体传感器
RU68692U1 (ru) * 2007-07-05 2007-11-27 Общество С Ограниченной Ответственностью "Проект-Ресурс" Система мониторинга состояния трубопровода
CN101135577A (zh) * 2007-09-29 2008-03-05 中国科学院上海光学精密机械研究所 自动调谐f-p光纤传感器
US7946341B2 (en) * 2007-11-02 2011-05-24 Schlumberger Technology Corporation Systems and methods for distributed interferometric acoustic monitoring
CN101226078A (zh) * 2008-01-30 2008-07-23 广厦建设集团有限责任公司 一种基于分布式光纤传感器的长距离线性结构异常振动的检测方法
GB2462096A (en) * 2008-07-23 2010-01-27 Schlumberger Holdings Monitoring of a pipeline pig using external acoustic sensors
US8020616B2 (en) * 2008-08-15 2011-09-20 Schlumberger Technology Corporation Determining a status in a wellbore based on acoustic events detected by an optical fiber mechanism

Also Published As

Publication number Publication date
GB0815297D0 (en) 2008-09-24
PL2326922T3 (pl) 2019-08-30
RU2011110519A (ru) 2012-09-27
CN102197284B (zh) 2016-10-26
CN102197294A (zh) 2011-09-21
RU2511228C2 (ru) 2014-04-10
US20110149688A1 (en) 2011-06-23
EP2326932B1 (en) 2017-01-18
CA2734717A1 (en) 2010-02-25
CN102197287A (zh) 2011-09-21
CA2734818A1 (en) 2010-02-25
RU2011110520A (ru) 2012-09-27
EP2326932A1 (en) 2011-06-01
RU2518978C2 (ru) 2014-06-10
HUE043266T2 (hu) 2019-08-28
WO2010020796A1 (en) 2010-02-25
WO2010020781A1 (en) 2010-02-25
LT2326922T (lt) 2019-04-10
WO2010020795A1 (en) 2010-02-25
CA2734820A1 (en) 2010-02-25
EP2326922A1 (en) 2011-06-01
CN102197287B (zh) 2013-07-17
CA2734717C (en) 2017-11-21
RU2515126C2 (ru) 2014-05-10
TR201903507T4 (tr) 2019-04-22
CN102197284A (zh) 2011-09-21
EP2326922B1 (en) 2019-01-30
WO2010020795A8 (en) 2011-04-28
CA2734820C (en) 2017-03-28
RU2011110518A (ru) 2012-09-27
CA2734818C (en) 2016-12-13
US10900860B2 (en) 2021-01-26
US20120137781A1 (en) 2012-06-07
CN102197294B (zh) 2014-06-11
EP2318811B1 (en) 2020-02-19
US9625348B2 (en) 2017-04-18
US20110139538A1 (en) 2011-06-16
EP2318811A1 (en) 2011-05-11
US8973444B2 (en) 2015-03-10

Similar Documents

Publication Publication Date Title
SI2326922T1 (sl) Sledenje predmetom v vodih
GB2449337B (en) Novel borozirconate systems in completion systems
EP2132680A4 (en) FOLLOWING AN OBJECT IN 3 DIMENSIONS EFFICIENT AND ACCURATE
EP2150906A4 (en) OBJECTS ASSOCIATED WITH A ZONE
AP2015008431A0 (en) Improvements in feedwells
GB0716750D0 (en) Improvements in coating pipes
GB0812758D0 (en) Declrative article
EP2321773A4 (en) STORAGE SYSTEM
IL209230A0 (en) Antiballistically effective article
HUE045550T2 (hu) Relé-kapcsoló
GB0819082D0 (en) Improvements in navigation systems
GB0710232D0 (en) Article
GB0804787D0 (en) Tracking device
GB2457723B (en) Storage system
GB0813978D0 (en) Prited article
GB0720900D0 (en) Non-contact actutaor
GB0803782D0 (en) Improvements relating to article tracking
GB0823515D0 (en) Improvements in bivvies
SI2279046T1 (sl) Rotacijsko obloženi predmeti
GB0901700D0 (en) Tracking apparatus
PL385341A1 (pl) Przewód rurowy
GB0808352D0 (en) An article
GB0807100D0 (en) Improvements in lidars
GB0909854D0 (en) Improvements in coating technology
GB0909861D0 (en) Improvements in coating technology