AU2003241230A1 - Acoustic subsea monitoring system - Google Patents

Acoustic subsea monitoring system

Info

Publication number
AU2003241230A1
AU2003241230A1 AU2003241230A AU2003241230A AU2003241230A1 AU 2003241230 A1 AU2003241230 A1 AU 2003241230A1 AU 2003241230 A AU2003241230 A AU 2003241230A AU 2003241230 A AU2003241230 A AU 2003241230A AU 2003241230 A1 AU2003241230 A1 AU 2003241230A1
Authority
AU
Australia
Prior art keywords
monitoring system
subsea monitoring
acoustic
acoustic subsea
subsea
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.)
Abandoned
Application number
AU2003241230A
Other languages
English (en)
Inventor
Arild Haugen Svein
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.)
Naxys AS
Original Assignee
Naxys AS
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 Naxys AS filed Critical Naxys AS
Publication of AU2003241230A1 publication Critical patent/AU2003241230A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/38—Seismology; Seismic or acoustic prospecting or detecting specially adapted for water-covered areas
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S11/00—Systems for determining distance or velocity not using reflection or reradiation
    • G01S11/14—Systems for determining distance or velocity not using reflection or reradiation using ultrasonic, sonic, or infrasonic waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/80—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using ultrasonic, sonic or infrasonic waves
    • G01S3/802—Systems for determining direction or deviation from predetermined direction
    • G01S3/808—Systems for determining direction or deviation from predetermined direction using transducers spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems
    • G01S3/8083—Systems for determining direction or deviation from predetermined direction using transducers spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems determining direction of source

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Remote Sensing (AREA)
  • Environmental & Geological Engineering (AREA)
  • Oceanography (AREA)
  • Acoustics & Sound (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
  • Testing Or Calibration Of Command Recording Devices (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Measurement Of Radiation (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
AU2003241230A 2002-05-23 2003-05-16 Acoustic subsea monitoring system Abandoned AU2003241230A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
NO20022450A NO315761B1 (no) 2002-05-23 2002-05-23 Akustisk undervanns overvakningssystem
NO20022450 2002-05-23
PCT/NO2003/000162 WO2003100453A1 (en) 2002-05-23 2003-05-16 Acoustic subsea monitoring system

Publications (1)

Publication Number Publication Date
AU2003241230A1 true AU2003241230A1 (en) 2003-12-12

Family

ID=19913656

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2003241230A Abandoned AU2003241230A1 (en) 2002-05-23 2003-05-16 Acoustic subsea monitoring system

Country Status (4)

Country Link
AU (1) AU2003241230A1 (no)
GB (1) GB2405475B (no)
NO (1) NO315761B1 (no)
WO (1) WO2003100453A1 (no)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK177172B1 (en) 2010-11-05 2012-04-16 Nkt Cables Group As An integrity monitoring system and a method of monitoring integrity of a stationary structure
GB201212701D0 (en) * 2012-07-17 2012-08-29 Silixa Ltd Structure monitoring
US9798030B2 (en) 2013-12-23 2017-10-24 General Electric Company Subsea equipment acoustic monitoring system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE440829B (sv) * 1980-08-26 1985-08-19 Kockums Ab Sett att detektera sprickforekomst, sprickbildning och spricktillvext i konstruktioner
US5047990A (en) * 1990-06-01 1991-09-10 The United States Of America As Represented By The Secretary Of The Navy Underwater acoustic data acquisition system
US5155707A (en) * 1991-11-26 1992-10-13 The United States Of America As Represented By The Secretary Of The Navy Omni-directional hydrophone
US5570324A (en) * 1995-09-06 1996-10-29 Northrop Grumman Corporation Underwater sound localization system
US5696736A (en) * 1996-11-27 1997-12-09 The United States Of America As Represented By The Secretary Of The Navy Hydrophone for determining direction of underwater sound

Also Published As

Publication number Publication date
NO20022450D0 (no) 2002-05-23
WO2003100453A1 (en) 2003-12-04
GB0426961D0 (en) 2005-01-12
GB2405475A (en) 2005-03-02
NO20022450A (no) 2003-10-20
NO315761B1 (no) 2003-10-20
GB2405475B (en) 2005-09-14

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase