FR2897691B1 - Mesure du vecteur deplacement de particules dans une flute marine remorquee - Google Patents
Mesure du vecteur deplacement de particules dans une flute marine remorquee Download PDFInfo
- Publication number
- FR2897691B1 FR2897691B1 FR0753419A FR0753419A FR2897691B1 FR 2897691 B1 FR2897691 B1 FR 2897691B1 FR 0753419 A FR0753419 A FR 0753419A FR 0753419 A FR0753419 A FR 0753419A FR 2897691 B1 FR2897691 B1 FR 2897691B1
- Authority
- FR
- France
- Prior art keywords
- flute
- measurement
- particle displacement
- movement vector
- particle movement
- 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.)
- Active
Links
- 239000002245 particle Substances 0.000 title abstract 6
- 238000005259 measurement Methods 0.000 title 1
- 238000006073 displacement reaction Methods 0.000 abstract 5
- 230000005484 gravity Effects 0.000 abstract 2
- 239000005022 packaging material Substances 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
- G01V1/16—Receiving elements for seismic signals; Arrangements or adaptations of receiving elements
- G01V1/20—Arrangements of receiving elements, e.g. geophone pattern
- G01V1/201—Constructional details of seismic cables, e.g. streamers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
- G01V1/16—Receiving elements for seismic signals; Arrangements or adaptations of receiving elements
- G01V1/20—Arrangements of receiving elements, e.g. geophone pattern
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
- G01V1/28—Processing seismic data, e.g. for interpretation or for event detection
- G01V1/36—Effecting static or dynamic corrections on records, e.g. correcting spread; Correlating seismic signals; Eliminating effects of unwanted energy
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
- G01V1/16—Receiving elements for seismic signals; Arrangements or adaptations of receiving elements
- G01V1/18—Receiving elements, e.g. seismometer, geophone or torque detectors, for localised single point measurements
- G01V1/181—Geophones
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
- G01V1/38—Seismology; Seismic or acoustic prospecting or detecting specially adapted for water-covered areas
- G01V1/3808—Seismic data acquisition, e.g. survey design
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Remote Sensing (AREA)
- General Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Acoustics & Sound (AREA)
- Geophysics (AREA)
- Oceanography (AREA)
- Geophysics And Detection Of Objects (AREA)
- Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Transducers For Ultrasonic Waves (AREA)
Abstract
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US77558606P | 2006-02-22 | 2006-02-22 | |
US60/775586 | 2006-02-22 | ||
US11/534969 | 2006-09-25 | ||
US11/534,969 US7623414B2 (en) | 2006-02-22 | 2006-09-25 | Particle motion vector measurement in a towed, marine seismic cable |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2897691A1 FR2897691A1 (fr) | 2007-08-24 |
FR2897691B1 true FR2897691B1 (fr) | 2020-01-03 |
Family
ID=38331455
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR0753419A Active FR2897691B1 (fr) | 2006-02-22 | 2007-02-22 | Mesure du vecteur deplacement de particules dans une flute marine remorquee |
Country Status (8)
Country | Link |
---|---|
US (2) | US7623414B2 (fr) |
CN (1) | CN101051088B (fr) |
AU (2) | AU2007200631A1 (fr) |
BR (1) | BRPI0700773B1 (fr) |
FR (1) | FR2897691B1 (fr) |
GB (2) | GB2435513B (fr) |
MX (1) | MX2007002147A (fr) |
NO (2) | NO344053B1 (fr) |
Families Citing this family (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7623414B2 (en) * | 2006-02-22 | 2009-11-24 | Westerngeco L.L.C. | Particle motion vector measurement in a towed, marine seismic cable |
US7466625B2 (en) * | 2006-06-23 | 2008-12-16 | Westerngeco L.L.C. | Noise estimation in a vector sensing streamer |
US8593907B2 (en) * | 2007-03-08 | 2013-11-26 | Westerngeco L.L.C. | Technique and system to cancel noise from measurements obtained from a multi-component streamer |
US7671598B2 (en) * | 2007-12-03 | 2010-03-02 | Pgs Geophysical As | Method and apparatus for reducing induction noise in measurements made with a towed electromagnetic survey system |
US20090161487A1 (en) * | 2007-12-19 | 2009-06-25 | Per Kjellgren | Technique and system to cancel noise in measurements provided by sensors of a multi-component streamer |
US9291731B2 (en) * | 2008-05-29 | 2016-03-22 | Westerngeco L.L.C | Noise reduction in particle motion sensing seismic streamer |
US9829595B2 (en) * | 2009-02-06 | 2017-11-28 | Westerngeco L.L.C. | Particle motion sensor-based streamer positioning system |
US20100265800A1 (en) * | 2009-04-16 | 2010-10-21 | Graham Paul Eatwell | Array shape estimation using directional sensors |
FR2945356B1 (fr) * | 2009-05-11 | 2011-11-18 | Architecture Et Conception De Systemes Avances | Procede et dispositif de controle en immersion pour flute sismique stationnaire. |
US9001617B2 (en) * | 2009-08-21 | 2015-04-07 | Westerngeco L.L.C. | Marine seismic streamer with increased skin stiffness |
US8588026B2 (en) * | 2009-08-21 | 2013-11-19 | Westerngeco L.L.C. | Apparatus and method for decoupling a seismic sensor from its surroundings |
US8547787B2 (en) * | 2009-11-03 | 2013-10-01 | Westerngeco L.L.C. | System and technique to suppress the acquisition of torque noise on a multi-component streamer |
CA2787296C (fr) | 2010-01-22 | 2018-11-20 | Ion Geophysical Corporation | Systeme seismique dote d'un pouvoir de rejet de mouvements et de reflexions fantomes |
US20110310698A1 (en) | 2010-06-21 | 2011-12-22 | Sercel, Inc. | Dual Axis Geophones For Pressure/Velocity Sensing Streamers Forming a Triple Component Streamer |
US10001575B2 (en) * | 2010-06-29 | 2018-06-19 | Pgs Geophysical As | Seismic data acquisition system with selectively enabled sensor units, and associated methods |
CN101907723B (zh) * | 2010-07-16 | 2012-04-18 | 中国海洋石油总公司 | 一种海上拖缆地震数据采集装置 |
RU2562711C2 (ru) | 2010-09-02 | 2015-09-10 | Ион Геофизикал Корпорейшн | Многокомпонентный датчик акустических волн и способы |
US9013952B2 (en) * | 2010-09-17 | 2015-04-21 | Westerngeco L.L.C. | Marine seismic survey systems and methods using autonomously or remotely operated vehicles |
FR2969770B1 (fr) * | 2010-12-22 | 2013-01-18 | Cggveritas Services Sa | Procede, dispositif et unite de reception pour l'acquisition sismique au fond de la mer |
US9207341B2 (en) * | 2010-12-28 | 2015-12-08 | Solid Seismic, Llc | Combination motion and acoustic piezoelectric sensor apparatus and method of use therefor |
EP2520950B1 (fr) | 2011-05-04 | 2020-05-20 | Sercel | Module de traitement de données géophysiques comportant deux connecteurs, chacun formant une demi cage et agencé de manière à former une cage dans laquelle un panneau électronique est disposé, connecteur et sous-ensemble correspondant |
DE102011113811A1 (de) * | 2011-09-20 | 2013-03-21 | Atlas Elektronik Gmbh | Trägermodul für eine Unterwasserantenne sowie Unterwasserantenne mit derartigem Trägermodul |
CN102955172B (zh) * | 2012-10-11 | 2015-12-16 | 中国水电顾问集团贵阳勘测设计研究院 | 水上走航式地震勘探方法及装置 |
US9547095B2 (en) * | 2012-12-19 | 2017-01-17 | Westerngeco L.L.C. | MEMS-based rotation sensor for seismic applications and sensor units having same |
RU2605392C1 (ru) * | 2013-02-01 | 2016-12-20 | Вестернджеко Сайзмик Холдингз Лимитед | Вычисление данных вращательного движения с использованием градиента данных поступательного движения |
US9594174B2 (en) | 2013-02-01 | 2017-03-14 | Westerngeco L.L.C. | Computing rotation data using a gradient of translational data |
US9841519B2 (en) | 2013-03-14 | 2017-12-12 | Ion Geophysical Corporation | Seismic sensor devices, systems, and methods including noise filtering |
US9567845B2 (en) | 2013-06-30 | 2017-02-14 | Schlumberger Technology Corporation | Downhole seismic sensor with filler fluid and method of using same |
US10408954B2 (en) | 2014-01-17 | 2019-09-10 | Westerngeco L.L.C. | Seismic sensor coupling |
US10473806B2 (en) * | 2014-05-13 | 2019-11-12 | Ion Geophysical Corporation | Ocean bottom system |
CN105136426B (zh) * | 2015-09-21 | 2018-11-27 | 中国科学院水利部成都山地灾害与环境研究所 | 一种坡面流水流运动过程在体检测装置 |
CN105301661A (zh) * | 2015-11-30 | 2016-02-03 | 中国电建集团贵阳勘测设计研究院有限公司 | 一种水上电法勘探的随机测量方法 |
CN106772611A (zh) * | 2016-11-28 | 2017-05-31 | 中国海洋石油总公司 | 一种采集电缆 |
US11079506B2 (en) | 2016-12-16 | 2021-08-03 | Pgs Geophysical As | Multicomponent streamer |
CN108020864B (zh) * | 2017-12-29 | 2023-09-12 | 中国电建集团华东勘测设计研究院有限公司 | 一种海上浅层地震勘探的竖直测线系统及应用 |
CN109975810B (zh) * | 2019-03-27 | 2020-12-01 | 珠海云洲智能科技有限公司 | 一种水下物体探测方法、装置及终端设备 |
Family Cites Families (46)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3054085A (en) * | 1958-08-25 | 1962-09-11 | Jersey Prod Res Co | Self-orienting geophone |
US3290645A (en) | 1964-02-13 | 1966-12-06 | Whitehall Electronics Corp | Method and underwater streamer apparatus for improving the fidelity of recorded seismic signals |
US3283293A (en) * | 1964-02-13 | 1966-11-01 | Sonic Engineering Company | Particle velocity detector and means for canceling the effects of motional disturbances applied thereto |
US4078223A (en) * | 1976-09-10 | 1978-03-07 | Western Geophysical Co. Of America | Geophone and seismic cable assembly |
US4486865A (en) * | 1980-09-02 | 1984-12-04 | Mobil Oil Corporation | Pressure and velocity detectors for seismic exploration |
US4477887A (en) * | 1981-09-08 | 1984-10-16 | Shell Oil Company | Low noise mounting for accelerometer used in marine cable |
US4437175A (en) * | 1981-11-20 | 1984-03-13 | Shell Oil Company | Marine seismic system |
US4520467A (en) | 1982-03-18 | 1985-05-28 | Shell Oil Company | Marine seismic system |
US4618949A (en) * | 1984-03-19 | 1986-10-21 | Lister Clive R B | Self-orienting directionally sensitive geophone |
CA1299387C (fr) * | 1986-12-15 | 1992-04-28 | J. Barrie Franklin | Accelerometre a grande sensibilite pour capteurs acoustiques a doublets croises |
US4935903A (en) * | 1989-05-30 | 1990-06-19 | Halliburton Geophysical Services, Inc. | Reinforcement of surface seismic wavefields |
EG19158A (en) * | 1989-08-25 | 1996-02-29 | Halliburton Geophys Service | System for attenuation of water-column reverberation |
US5126980A (en) | 1990-06-05 | 1992-06-30 | Halliburton Geophysical Services, Inc. | Self-orienting vertically sensitive accelerometer |
DE4036592A1 (de) * | 1990-11-16 | 1992-05-21 | Bayer Ag | Spritzgegossene leiterplatten durch hinterspritzen von flexiblen schaltungen mit thermoplastischen materialien |
US5235554A (en) * | 1991-03-11 | 1993-08-10 | Halliburton Geophysical Services, Inc. | Method for correcting impulse response differences of hydrophones and geophones as well as geophone coupling to the water-bottom in dual-sensor, bottom-cable seismic operations |
US5392528A (en) * | 1992-06-16 | 1995-02-28 | Isis International Inc. | Hair dryers |
US5392258A (en) * | 1993-10-12 | 1995-02-21 | The United States Of America As Represented By The Secretary Of The Navy | Underwater acoustic intensity probe |
US5384753A (en) * | 1993-12-03 | 1995-01-24 | Western Atlas International, Inc. | Self-orienting seismic detector |
SE9500729L (sv) * | 1995-02-27 | 1996-08-28 | Gert Andersson | Anordning för mätning av vinkelhastighet i enkristallint material samt förfarande för framställning av sådan |
US7176589B2 (en) * | 1995-09-22 | 2007-02-13 | Input/Output, Inc. | Electrical power distribution and communication system for an underwater cable |
FI100558B (fi) * | 1996-06-20 | 1997-12-31 | Geores Engineering E Jalkanen | Sensorilaite asennon ja kiihtyvyyden 3-dimensionaaliseksi mittaamiseks i |
GB9626442D0 (en) | 1996-12-20 | 1997-02-05 | Geco As | Control devices for controlling the position of a marine seismic streamer |
US5774417A (en) * | 1996-10-25 | 1998-06-30 | Atlantic Richfield Company | Amplitude and phase compensation in dual-sensor ocean bottom cable seismic data processing |
GB9821277D0 (en) | 1998-10-01 | 1998-11-25 | Geco As | Seismic data acquisition equipment control system |
US6172940B1 (en) * | 1999-01-27 | 2001-01-09 | The United States Of America As Represented By The Secretary Of The Navy | Two geophone underwater acoustic intensity probe |
US6512980B1 (en) * | 1999-10-19 | 2003-01-28 | Westerngeco Llc | Noise reference sensor for use in a dual sensor towed streamer |
US6385132B1 (en) * | 2000-05-31 | 2002-05-07 | Sercel, U.S. Inc. | Seismic sensor shroud package |
US6498769B1 (en) | 2000-08-04 | 2002-12-24 | Input/Output, Inc. | Method and apparatus for a non-oil-filled towed array with a novel hydrophone design and uniform buoyancy technique |
US6370084B1 (en) * | 2001-07-25 | 2002-04-09 | The United States Of America As Represented By The Secretary Of The Navy | Acoustic vector sensor |
DE60232250D1 (de) * | 2001-08-20 | 2009-06-18 | Honeywell Int Inc | Bogenförmige federelemente für mikro-elektromechanischen beschleunigungssensor |
GB2384068B (en) | 2002-01-11 | 2005-04-13 | Westerngeco Ltd | A method of and apparatus for processing seismic data |
US6853604B2 (en) * | 2002-04-23 | 2005-02-08 | Sercel, Inc. | Solid marine seismic cable |
US7239577B2 (en) * | 2002-08-30 | 2007-07-03 | Pgs Americas, Inc. | Apparatus and methods for multicomponent marine geophysical data gathering |
AU2003278901B2 (en) * | 2002-09-23 | 2009-12-03 | Ion Geophysical Corporation | Seafloor seismic recording using MEMS |
GB0305857D0 (en) | 2003-03-14 | 2003-04-16 | Europ Technology For Business | Accelerometers |
US7123543B2 (en) * | 2003-07-16 | 2006-10-17 | Pgs Americas, Inc. | Method for seismic exploration utilizing motion sensor and pressure sensor data |
US7367232B2 (en) * | 2004-01-24 | 2008-05-06 | Vladimir Vaganov | System and method for a three-axis MEMS accelerometer |
WO2005083466A1 (fr) * | 2004-01-29 | 2005-09-09 | Westerngeco, L.L.C. | Positionnement de cable sismique faisant appel a des unites de systeme d'inertie reliees entre elles |
US7359283B2 (en) * | 2004-03-03 | 2008-04-15 | Pgs Americas, Inc. | System for combining signals of pressure sensors and particle motion sensors in marine seismic streamers |
US20050194201A1 (en) | 2004-03-03 | 2005-09-08 | Tenghamn Stig R.L. | Particle motion sensor for marine seismic sensor streamers |
CA2524732A1 (fr) | 2004-12-10 | 2006-06-10 | Pgs Geophysical As | Flute sismique marine et methode de fabrication |
EP1674833A3 (fr) * | 2004-12-21 | 2007-05-30 | Davidson Instruments, Inc. | Système de détection à fibres optiques |
EP1684079A1 (fr) * | 2005-01-25 | 2006-07-26 | STMicroelectronics S.r.l. | Capteur d'accélération piezoresistif avec masse sur une membrane, et procédé de fabrication |
US20060193203A1 (en) | 2005-02-16 | 2006-08-31 | Tenghamn Stig R L | Apparatus for attenuating noise in marine seismic streamers |
US7656746B2 (en) * | 2005-04-08 | 2010-02-02 | Westerngeco L.L.C. | Rational motion compensated seabed seismic sensors and methods of use in seabed seismic data acquisition |
US7623414B2 (en) | 2006-02-22 | 2009-11-24 | Westerngeco L.L.C. | Particle motion vector measurement in a towed, marine seismic cable |
-
2006
- 2006-09-25 US US11/534,969 patent/US7623414B2/en active Active
-
2007
- 2007-02-14 AU AU2007200631A patent/AU2007200631A1/en not_active Abandoned
- 2007-02-16 CN CN2007101053824A patent/CN101051088B/zh active Active
- 2007-02-21 MX MX2007002147A patent/MX2007002147A/es active IP Right Grant
- 2007-02-22 GB GB0703457A patent/GB2435513B/en active Active
- 2007-02-22 BR BRPI0700773-6A patent/BRPI0700773B1/pt active IP Right Grant
- 2007-02-22 FR FR0753419A patent/FR2897691B1/fr active Active
- 2007-02-22 NO NO20071016A patent/NO344053B1/no unknown
-
2009
- 2009-05-04 AU AU2009201762A patent/AU2009201762A1/en not_active Abandoned
- 2009-05-21 US US12/469,835 patent/US20090296529A1/en not_active Abandoned
- 2009-07-10 GB GB0912048A patent/GB2460349B/en active Active
-
2019
- 2019-07-24 NO NO20190919A patent/NO20190919A1/no not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
FR2897691A1 (fr) | 2007-08-24 |
GB2435513B (en) | 2010-01-06 |
NO20190919A1 (no) | 2007-08-23 |
NO344053B1 (no) | 2019-08-26 |
GB2460349B (en) | 2010-02-10 |
MX2007002147A (es) | 2008-11-18 |
GB2435513A8 (en) | 2007-09-03 |
CN101051088A (zh) | 2007-10-10 |
AU2007200631A1 (en) | 2007-09-06 |
CN101051088B (zh) | 2013-06-19 |
US7623414B2 (en) | 2009-11-24 |
NO20071016L (no) | 2007-08-23 |
GB0912048D0 (en) | 2009-08-19 |
GB2460349A (en) | 2009-12-02 |
BRPI0700773A (pt) | 2007-11-13 |
GB2435513A (en) | 2007-08-29 |
US20090296529A1 (en) | 2009-12-03 |
US20070195648A1 (en) | 2007-08-23 |
BRPI0700773B1 (pt) | 2023-01-24 |
AU2009201762A1 (en) | 2009-05-28 |
GB0703457D0 (en) | 2007-04-04 |
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Legal Events
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ST | Notification of lapse |
Effective date: 20081031 |
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