DK169900B1 - Fremgangsmåde og apparat til detektion af tæring i rør - Google Patents

Fremgangsmåde og apparat til detektion af tæring i rør Download PDF

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Publication number
DK169900B1
DK169900B1 DK104791A DK104791A DK169900B1 DK 169900 B1 DK169900 B1 DK 169900B1 DK 104791 A DK104791 A DK 104791A DK 104791 A DK104791 A DK 104791A DK 169900 B1 DK169900 B1 DK 169900B1
Authority
DK
Denmark
Prior art keywords
measuring probe
ultrasonic
chamber
tubular
probe
Prior art date
Application number
DK104791A
Other languages
Danish (da)
English (en)
Other versions
DK104791D0 (da
DK104791A (da
Inventor
Allan Northeved
Michael Svan
Original Assignee
Force Inst
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 Force Inst filed Critical Force Inst
Priority to DK104791A priority Critical patent/DK169900B1/da
Publication of DK104791D0 publication Critical patent/DK104791D0/da
Priority to PCT/DK1992/000174 priority patent/WO1992021965A1/fr
Priority to AU19012/92A priority patent/AU1901292A/en
Publication of DK104791A publication Critical patent/DK104791A/da
Application granted granted Critical
Publication of DK169900B1 publication Critical patent/DK169900B1/da

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
    • G01N29/22—Details, e.g. general constructional or apparatus details
    • G01N29/221—Arrangements for directing or focusing the acoustical waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B17/00—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations
    • G01B17/02—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations for measuring thickness
    • 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
    • G01N29/22—Details, e.g. general constructional or apparatus details
    • G01N29/26—Arrangements for orientation or scanning by relative movement of the head and the sensor
    • G01N29/265—Arrangements for orientation or scanning by relative movement of the head and the sensor by moving the sensor relative to a stationary material
    • 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
    • G01N2291/028—Material parameters
    • G01N2291/02854—Length, thickness
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Acoustics & Sound (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
DK104791A 1991-05-31 1991-05-31 Fremgangsmåde og apparat til detektion af tæring i rør DK169900B1 (da)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DK104791A DK169900B1 (da) 1991-05-31 1991-05-31 Fremgangsmåde og apparat til detektion af tæring i rør
PCT/DK1992/000174 WO1992021965A1 (fr) 1991-05-31 1992-05-29 Procede et appareil permettant de detecter la corrosion dans des conduits
AU19012/92A AU1901292A (en) 1991-05-31 1992-05-29 A method and an apparatus for the dectection of corrosion in pipes

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DK104791 1991-05-31
DK104791A DK169900B1 (da) 1991-05-31 1991-05-31 Fremgangsmåde og apparat til detektion af tæring i rør

Publications (3)

Publication Number Publication Date
DK104791D0 DK104791D0 (da) 1991-05-31
DK104791A DK104791A (da) 1992-12-01
DK169900B1 true DK169900B1 (da) 1995-03-27

Family

ID=8100385

Family Applications (1)

Application Number Title Priority Date Filing Date
DK104791A DK169900B1 (da) 1991-05-31 1991-05-31 Fremgangsmåde og apparat til detektion af tæring i rør

Country Status (3)

Country Link
AU (1) AU1901292A (fr)
DK (1) DK169900B1 (fr)
WO (1) WO1992021965A1 (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2726642B1 (fr) * 1994-11-03 1996-12-13 Lyonnaise Eaux Eclairage Procede de mesure par ultrasons de l'epaisseur d'une canalisation d'eau et dispositif de mise en oeuvre de ce procede
NL1026538C2 (nl) * 2004-07-01 2006-01-03 Roentgen Tech Dienst Bv Een werkwijze en samenstel voor het detecteren van een scheur in een pijpleiding vanaf een binnenzijde van de pijpleiding.
US8167809B2 (en) 2007-12-20 2012-05-01 Silicon Valley Medical Instruments, Inc. Imaging probe housing with fluid flushing
GB2468301B (en) * 2009-03-03 2013-06-12 Jd7 Ltd Water mains inspection and servicing
US9521990B2 (en) 2011-05-11 2016-12-20 Acist Medical Systems, Inc. Variable-stiffness imaging window and production method thereof
US10905851B2 (en) 2012-03-23 2021-02-02 Acist Medical Systems, Inc. Catheter sheath and methods thereof
CN114533123A (zh) 2013-12-19 2022-05-27 阿西斯特医疗系统有限公司 导管包壳系统和方法
WO2016024212A1 (fr) * 2014-08-11 2016-02-18 Eye-Life As Scanner à ultrasons avec couplage magnétique entre un moteur et un miroir
CN115308308B (zh) * 2022-10-10 2022-12-13 山东广悦化工有限公司 一种柴油管道防腐检测装置及其使用方法
CN116642959B (zh) * 2023-07-26 2023-09-26 山东泰阳特种设备检测科技有限公司 一种管道电磁超声检测装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4008603A (en) * 1975-12-29 1977-02-22 Shell Oil Company Ultrasonic method and apparatus for measuring wall thickness of tubular members
US4084582A (en) * 1976-03-11 1978-04-18 New York Institute Of Technology Ultrasonic imaging system
US4212207A (en) * 1978-12-14 1980-07-15 Shell Oil Company Ultrasonic tube inspection
US4361044A (en) * 1980-12-09 1982-11-30 The United States Of America As Represented By The United States Department Of Energy Scanning ultrasonic probe
DE3131883A1 (de) * 1981-08-12 1983-03-03 Bundesrepublik Deutschland, vertreten durch den Bundesminister für Wirtschaft in Bonn, dieser vertreten durch den Präsidenten der Bundesanstalt für Materialprüfung (BAM), 1000 Berlin Innenrohr-messsonde nach dem ultraschall-impulsechoverfahren zur wanddickenmessung an narbigen oberflaechen, vorzugsweise zum nachweis von korrosion in rohren
GB8317247D0 (en) * 1983-06-24 1983-07-27 Atomic Energy Authority Uk Ultrasonic scanning probe
US4597294A (en) * 1984-06-25 1986-07-01 Westinghouse Electric Corp. Ultrasonic nondestructive tubing inspection system
US4674515A (en) * 1984-10-26 1987-06-23 Olympus Optical Co., Ltd. Ultrasonic endoscope
US4824122A (en) * 1987-03-02 1989-04-25 Ferrofluidics Corporation Compact magnetic fluid low pressure seal

Also Published As

Publication number Publication date
DK104791D0 (da) 1991-05-31
AU1901292A (en) 1993-01-08
DK104791A (da) 1992-12-01
WO1992021965A1 (fr) 1992-12-10

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Legal Events

Date Code Title Description
B1 Patent granted (law 1993)
PBP Patent lapsed