NO20032019D0 - Fremgangsmåte og system til måling av tilstand i rörvegger - Google Patents

Fremgangsmåte og system til måling av tilstand i rörvegger

Info

Publication number
NO20032019D0
NO20032019D0 NO20032019A NO20032019A NO20032019D0 NO 20032019 D0 NO20032019 D0 NO 20032019D0 NO 20032019 A NO20032019 A NO 20032019A NO 20032019 A NO20032019 A NO 20032019A NO 20032019 D0 NO20032019 D0 NO 20032019D0
Authority
NO
Norway
Prior art keywords
pipe walls
measuring condition
measuring
walls
condition
Prior art date
Application number
NO20032019A
Other languages
English (en)
Other versions
NO20032019L (no
NO325153B1 (no
Inventor
Geir Instanes
Dag A Aldal
Original Assignee
Clampon 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 Clampon As filed Critical Clampon As
Priority to NO20032019A priority Critical patent/NO325153B1/no
Publication of NO20032019D0 publication Critical patent/NO20032019D0/no
Priority to EP04731264A priority patent/EP1639361A1/en
Priority to US10/555,652 priority patent/US20070044560A1/en
Priority to PCT/NO2004/000128 priority patent/WO2004099764A1/en
Publication of NO20032019L publication Critical patent/NO20032019L/no
Publication of NO325153B1 publication Critical patent/NO325153B1/no

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/4409—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by comparison
    • G01N29/4418—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by comparison with a model, e.g. best-fit, regression analysis
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/04—Analysing solids
    • G01N29/07—Analysing solids by measuring propagation velocity or propagation time of acoustic waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/34—Generating the ultrasonic, sonic or infrasonic waves, e.g. electronic circuits specially adapted therefor
    • G01N29/348—Generating the ultrasonic, sonic or infrasonic waves, e.g. electronic circuits specially adapted therefor with frequency characteristics, e.g. single frequency signals, chirp signals
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/023—Solids
    • G01N2291/0231—Composite or layered materials
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/04—Wave modes and trajectories
    • G01N2291/044—Internal reflections (echoes), e.g. on walls or defects
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/10—Number of transducers
    • G01N2291/106—Number of transducers one or more transducer arrays
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/26—Scanned objects
    • G01N2291/263—Surfaces
    • G01N2291/2634—Surfaces cylindrical from outside

Landscapes

  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Pathology (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
NO20032019A 2003-05-05 2003-05-05 Fremgangsmate og system til a registrere strukturforhold i et akustisk ledende materiale ved bruk av krysspeilinger NO325153B1 (no)

Priority Applications (4)

Application Number Priority Date Filing Date Title
NO20032019A NO325153B1 (no) 2003-05-05 2003-05-05 Fremgangsmate og system til a registrere strukturforhold i et akustisk ledende materiale ved bruk av krysspeilinger
EP04731264A EP1639361A1 (en) 2003-05-05 2004-05-05 Method and system for determing structural features of an acoustic material
US10/555,652 US20070044560A1 (en) 2003-05-05 2004-05-05 Method and system for determining structural features of an acoustic material
PCT/NO2004/000128 WO2004099764A1 (en) 2003-05-05 2004-05-05 Method and system for determing structural features of an acoustic material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO20032019A NO325153B1 (no) 2003-05-05 2003-05-05 Fremgangsmate og system til a registrere strukturforhold i et akustisk ledende materiale ved bruk av krysspeilinger

Publications (3)

Publication Number Publication Date
NO20032019D0 true NO20032019D0 (no) 2003-05-05
NO20032019L NO20032019L (no) 2004-11-08
NO325153B1 NO325153B1 (no) 2008-02-11

Family

ID=19914723

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20032019A NO325153B1 (no) 2003-05-05 2003-05-05 Fremgangsmate og system til a registrere strukturforhold i et akustisk ledende materiale ved bruk av krysspeilinger

Country Status (4)

Country Link
US (1) US20070044560A1 (no)
EP (1) EP1639361A1 (no)
NO (1) NO325153B1 (no)
WO (1) WO2004099764A1 (no)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2427918B (en) * 2005-07-01 2009-01-28 David Richard Andrews A monitoring system
CN102089652B (zh) * 2008-05-13 2013-10-23 荷兰应用科学研究会(Tno) 超声建模
EP2120046A1 (en) * 2008-05-13 2009-11-18 Nederlandse Organisatie voor toegepast-natuurwetenschappelijk Onderzoek TNO Ultrasonic modelling
EP2843401A1 (en) 2013-08-30 2015-03-04 Nederlandse Organisatie voor toegepast -natuurwetenschappelijk onderzoek TNO System and method for defect monitoring
US9803976B2 (en) 2015-04-22 2017-10-31 Clamp On As Methods and apparatus for measurement or monitoring of wall thicknesses in the walls of pipes or similar structures
GB2537654B (en) * 2015-04-22 2019-07-17 Clampon As Methods and apparatus for measurement or monitoring of wall thicknesses in the walls of pipes and similar structures
US12460958B2 (en) 2019-02-22 2025-11-04 Onesubsea Ip Uk Limited Flowmeter with attenuating ribbed transducer housings
EP3699556B1 (en) 2019-02-22 2024-01-03 OneSubsea IP UK Limited Flowmeter with ribbed transducer housings
EP3699395B1 (en) 2019-02-22 2022-11-30 OneSubsea IP UK Limited Oilfield production particulate monitoring assembly
JP2022108358A (ja) * 2021-01-13 2022-07-26 キオクシア株式会社 半導体製造装置及びその制御方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4523468A (en) * 1983-10-03 1985-06-18 Trw Inc. Phased array inspection of cylindrical objects
DE3638936A1 (de) * 1986-11-14 1988-05-26 Kernforschungsz Karlsruhe Verfahren und einrichtung zur detektion von korrosion oder dergleichen
IL98279A (en) * 1990-06-01 1994-11-11 Philips Nv Method and instrument for examining a body by recording supersonic resonance
FR2682482B1 (fr) * 1991-10-14 1993-12-31 Aerospatiale Ste Nationale Indle Appareil de controle non destructif, par ultrasons, de materiaux tels que des materiaux composites, et procede correspondant.
DE4141123C1 (no) * 1991-12-13 1993-03-18 Kernforschungszentrum Karlsruhe Gmbh, 7500 Karlsruhe, De
FR2696573B1 (fr) * 1992-10-02 1996-08-30 Univ Paris Procede et dispositif d'examen acoustique a retournement temporel.
US5798457A (en) * 1993-06-25 1998-08-25 Pure Technologies Inc. Continuous monitoring of reinforcements in structures
GB2303704A (en) * 1995-07-27 1997-02-26 E M & I Ultrasonic inspection device
US5528557A (en) * 1995-08-07 1996-06-18 Northrop Grumman Corporation Acoustic emission source location by reverse ray tracing
US6370964B1 (en) * 1998-11-23 2002-04-16 The Board Of Trustees Of The Leland Stanford Junior University Diagnostic layer and methods for detecting structural integrity of composite and metallic materials
US6925881B1 (en) * 2002-01-17 2005-08-09 Southwest Research Institute Time shift data analysis for long-range guided wave inspection
SE527074C2 (sv) * 2003-06-23 2005-12-20 Impressonic Ab Icke-förstörande materialprovning

Also Published As

Publication number Publication date
WO2004099764A1 (en) 2004-11-18
NO20032019L (no) 2004-11-08
NO325153B1 (no) 2008-02-11
US20070044560A1 (en) 2007-03-01
EP1639361A1 (en) 2006-03-29

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Legal Events

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