DE3879427T2 - Verfahren zur Feststellung von Korrosion auf elektrisch leitenden Behältern. - Google Patents
Verfahren zur Feststellung von Korrosion auf elektrisch leitenden Behältern.Info
- Publication number
- DE3879427T2 DE3879427T2 DE88311204T DE3879427T DE3879427T2 DE 3879427 T2 DE3879427 T2 DE 3879427T2 DE 88311204 T DE88311204 T DE 88311204T DE 3879427 T DE3879427 T DE 3879427T DE 3879427 T2 DE3879427 T2 DE 3879427T2
- Authority
- DE
- Germany
- Prior art keywords
- corrosion
- detection
- electrically conductive
- conductive containers
- containers
- 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.)
- Expired - Lifetime
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N17/00—Investigating resistance of materials to the weather, to corrosion, or to light
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
- G01B7/06—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness
- G01B7/10—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness using magnetic means, e.g. by measuring change of reluctance
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Biochemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Environmental Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Analytical Chemistry (AREA)
- Ecology (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/134,368 US4843320A (en) | 1987-12-17 | 1987-12-17 | Transient electromagnetic method for detecting corrosion on conductive containers |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3879427D1 DE3879427D1 (de) | 1993-04-22 |
DE3879427T2 true DE3879427T2 (de) | 1993-10-14 |
Family
ID=22463057
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE88311204T Expired - Lifetime DE3879427T2 (de) | 1987-12-17 | 1988-11-25 | Verfahren zur Feststellung von Korrosion auf elektrisch leitenden Behältern. |
Country Status (7)
Country | Link |
---|---|
US (1) | US4843320A (de) |
EP (1) | EP0321112B1 (de) |
JP (1) | JPH0827261B2 (de) |
AU (1) | AU598704B2 (de) |
CA (1) | CA1270918A (de) |
DE (1) | DE3879427T2 (de) |
NO (1) | NO304452B1 (de) |
Families Citing this family (49)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE451886B (sv) * | 1986-10-10 | 1987-11-02 | Sten Linder | Sett och anordning for beroringsfri metning av storheter hos eller i anslutning till elektriskt ledande material |
US4990851A (en) * | 1987-12-17 | 1991-02-05 | Atlantic Richfield Company | Transient electromagnetic method for detecting irregularities on conductive containers |
US4929898A (en) * | 1987-12-17 | 1990-05-29 | Atlantic Richfield | Transient electromagnetic method for detecting irregularities on conductive containers |
US4906928A (en) * | 1988-12-29 | 1990-03-06 | Atlantic Richfield Company | Transient electromagnetic apparatus with receiver having digitally controlled gain ranging amplifier for detecting irregularities on conductive containers |
US4929896A (en) * | 1988-12-29 | 1990-05-29 | Atlantic Richfield Company | Transient electromagnetic method for detecting irregularies on conductive containers having variations in jacket thickness |
CA1330829C (en) * | 1989-08-09 | 1994-07-19 | Peter P. Roosen | Metal measuring method and apparatus |
US5233297A (en) * | 1990-08-06 | 1993-08-03 | Atlantic Richfield Company | Transient electromagnetic method and apparatus for inspecting conductive objects utilizing sensors that move during inspection |
GB9109597D0 (en) * | 1991-05-03 | 1991-06-26 | Air Prod Plc | Method and apparatus for testing containers for corrosion |
EP0518635B1 (de) * | 1991-06-11 | 2003-05-21 | Newt Holdings Limited | Sonde |
CN1036197C (zh) * | 1992-01-28 | 1997-10-22 | 格拉克索有限公司 | 水溶性喜树碱衍生物 |
US5180969A (en) * | 1992-02-04 | 1993-01-19 | Southwest Research Institute | Detection of reinforcing steel corrosion in concrete structures using non-linear harmonic and intermodulation wave generation |
US5461313A (en) * | 1993-06-21 | 1995-10-24 | Atlantic Richfield Company | Method of detecting cracks by measuring eddy current decay rate |
US5623427A (en) * | 1994-09-02 | 1997-04-22 | Defelsko Corporation | Nondestructive anodic capacity gauge |
EP0817974B1 (de) | 1995-03-14 | 2000-11-08 | Profile Technologies, Inc. | Reflektometrieverfahren für isolierte Röhren |
US5602474A (en) * | 1995-06-06 | 1997-02-11 | United Technologies Corporation | Detecting cracks in non-uniform areas of metal parts including position correlation |
US5744955A (en) * | 1995-08-02 | 1998-04-28 | Booker; James R. | Apparatus and method of detecting loss of cross-sectional area of magnetic metallic strength members used in conductors such as aluminum conductor steel reinforced (ACSR) conductors |
US5821749A (en) * | 1995-08-02 | 1998-10-13 | Booker; James R. | Reluctance change apparatus and method of detecting loss of cross-sectional area of magnetic metallic strength members used in conductors such as aluminum conductor steel reinforced ("ACSR") conductors |
DE19604821C1 (de) * | 1996-02-10 | 1997-10-02 | Michael Hesky Gmbh | Vorrichtung zur Leckerfassung bei Rohrleitungen |
AU1984597A (en) | 1996-02-27 | 1997-09-16 | Profile Technologies, Inc. | Pipe testing apparatus and method |
US6291992B1 (en) * | 1996-07-12 | 2001-09-18 | Shell Oil Company | Eddy current inspection technique |
US6285183B1 (en) | 1996-09-30 | 2001-09-04 | Mcdonnell Douglas Corporation | Method and system for measuring the volume loss of a metal substrate |
US6037768A (en) * | 1997-04-02 | 2000-03-14 | Iowa State University Research Foundation, Inc. | Pulsed eddy current inspections and the calibration and display of inspection results |
US6201391B1 (en) | 1998-10-07 | 2001-03-13 | Southwest Research Institute | Nonlinear harmonics method and system for measuring degradation in protective coatings |
AUPP813499A0 (en) * | 1999-01-13 | 1999-02-04 | Rock Solid Research Pty. Ltd. | A subsurface pipeline inspection probe |
US6820653B1 (en) | 1999-04-12 | 2004-11-23 | Carnegie Mellon University | Pipe inspection and repair system |
JP3297733B2 (ja) * | 1999-08-18 | 2002-07-02 | 独立行政法人 海上技術安全研究所 | 電磁誘導を利用した鋼板の厚さ測定方法 |
US6570379B2 (en) | 2000-08-24 | 2003-05-27 | Shell Oil Company | Method for inspecting an object of electrically conducting material |
US6593737B2 (en) | 2000-08-24 | 2003-07-15 | Shell Oil Company | Method for measuring the wall thickness of an electrically conductive object |
US6917176B2 (en) * | 2001-03-07 | 2005-07-12 | Carnegie Mellon University | Gas main robotic inspection system |
US6933718B2 (en) * | 2001-06-12 | 2005-08-23 | The Boeing Company | Quantification method and system for corrosion and damage assessment |
WO2003073040A2 (en) * | 2002-02-26 | 2003-09-04 | Shell Internationale Research Maatschappij B.V. | Measurement method for determining a surface profile |
CA2510478C (en) | 2002-12-19 | 2012-10-23 | Shell Internationale Research Maatschappij B.V. | Monitoring wall thickness |
US7196529B2 (en) * | 2003-05-06 | 2007-03-27 | Profile Technologies, Inc. | Systems and methods for testing conductive members employing electromagnetic back scattering |
EP1629228B1 (de) * | 2003-05-06 | 2017-08-16 | WaveTrue, Inc. | Verfahren zur zerstörungsfreien prüfung von leitfähigen elementen unter verwendung elektromagnetischer rückstreuung |
US7642790B2 (en) * | 2003-05-06 | 2010-01-05 | Profile Technologies, Inc. | Systems and methods for testing conductive members employing electromagnetic back scattering |
US7005851B2 (en) * | 2003-09-30 | 2006-02-28 | General Electric Company | Methods and apparatus for inspection utilizing pulsed eddy current |
JP4394415B2 (ja) * | 2003-10-24 | 2010-01-06 | 非破壊検査株式会社 | 電磁波パルスによる板厚相対比較方法及び板厚相対比較装置 |
EP1951424A1 (de) | 2005-11-23 | 2008-08-06 | Shell Internationale Research Maatschappij B.V. | Verfahren zur sequestrierung von kohlendioxid durch mineralcarbonatisierung |
AU2007298994A1 (en) | 2006-09-21 | 2008-03-27 | Shell Internationale Research Maatschappij B.V. | Inspection of an electrically conductive object using eddy currents |
US8000936B2 (en) * | 2008-11-10 | 2011-08-16 | Saudi Arabian Oil Company | Data analysis system for determining coating conditions of a buried pipeline |
GB201006733D0 (en) * | 2010-04-22 | 2010-06-09 | Liverpool John Moores University | An electromagnetic sensor |
EP2612105A1 (de) * | 2010-10-14 | 2013-07-10 | Halliburton Energy Services, Inc. | Verfahren zur messung der stärke von remote-feld-eddyströmen in einer konfiguration mit mehreren röhren |
CN104155361B (zh) * | 2014-08-07 | 2017-05-17 | 北京航空航天大学 | 一种基于带铁芯线圈探头的脉冲涡流电磁无损检测方法 |
WO2016049645A1 (en) | 2014-09-26 | 2016-03-31 | Delta Subsea, Llc | Systems, apparatus, and methods for inspecting submerged surfaces |
US10073058B2 (en) | 2015-02-11 | 2018-09-11 | Structural Integrity Associates | Dynamic pulsed eddy current probe |
US10895555B2 (en) | 2015-03-30 | 2021-01-19 | Structural Integrity Associates, Inc. | System for in-line inspection using a dynamic pulsed eddy current probe and method thereof |
GB2574159A (en) * | 2017-06-02 | 2019-11-27 | Halliburton Energy Services Inc | Remote field eddy current technique for corrosion inspection of multiple pipes including transition sections |
JP2019039677A (ja) * | 2017-08-22 | 2019-03-14 | 九州電力株式会社 | 保温配管探傷装置及び保温配管探傷方法 |
CN113310394B (zh) * | 2021-04-06 | 2022-10-04 | 北京航空航天大学 | 一种不锈钢管壁厚脉冲涡流检测方法及装置 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3229197A (en) * | 1961-10-31 | 1966-01-11 | Jr Claus J Renken | Pulsed electromagnetic field system for nondestructive testing |
DE1698481B1 (de) * | 1963-02-18 | 1969-09-04 | Claus Colani | Vorrichtung zur Untersuchung eines relativ homogenen,gegebenenfalls eine gewisse elektrische Leitfaehigkeit aufweisenden Mediums |
US3315154A (en) * | 1965-01-18 | 1967-04-18 | United Gas Corp | Method and apparatus for determining the wall thickness of metallic elements utilizing a reciprocal permanent magnet assembly |
US3532969A (en) * | 1968-02-20 | 1970-10-06 | Nat Lead Co | Method for magnetically measuring wall thickness of metal pipes and plate structures |
US3745452A (en) * | 1971-02-23 | 1973-07-10 | J Osburn | Magnetic field gradient apparatus and method for detecting pipe line corrosion |
US3707672A (en) * | 1971-06-02 | 1972-12-26 | Westinghouse Electric Corp | Weapon detector utilizing the pulsed field technique to detect weapons on the basis of weapons thickness |
US4194149A (en) * | 1977-12-15 | 1980-03-18 | The Babcock & Wilcox Company | Method for generating the eddy current signature of a flaw in a tube proximate a contiguous member which obscures the flaw signal |
US4271393A (en) * | 1978-12-29 | 1981-06-02 | The Boeing Company | Apparatus and method for eddy current detection of subsurface discontinuities in conductive bodies |
US4418574A (en) * | 1981-11-20 | 1983-12-06 | Texaco Inc. | Magnetic method and apparatus for measuring wall thickness |
US4611170A (en) * | 1982-08-04 | 1986-09-09 | Pa Incorporated | Coil apparatus mounted on an axially split spool for indicating wall thickness variations of a length of ferromagnetic pipe |
GB8303587D0 (en) * | 1983-02-09 | 1983-03-16 | Chapman Cash Processing Ltd | Coin discriminating apparatus |
IT1194275B (it) * | 1983-06-15 | 1988-09-14 | Cise Spa | Misuratore di spessori elevati "senza contatto" per materiali metallici ad di sopra della temperatura di curie |
-
1987
- 1987-12-17 US US07/134,368 patent/US4843320A/en not_active Expired - Lifetime
-
1988
- 1988-11-21 CA CA000583607A patent/CA1270918A/en not_active Expired - Lifetime
- 1988-11-25 DE DE88311204T patent/DE3879427T2/de not_active Expired - Lifetime
- 1988-11-25 EP EP88311204A patent/EP0321112B1/de not_active Expired - Lifetime
- 1988-12-02 JP JP63304295A patent/JPH0827261B2/ja not_active Expired - Lifetime
- 1988-12-07 NO NO885428A patent/NO304452B1/no unknown
- 1988-12-13 AU AU26804/88A patent/AU598704B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US4843320A (en) | 1989-06-27 |
NO885428D0 (no) | 1988-12-07 |
CA1270918A (en) | 1990-06-26 |
NO885428L (no) | 1989-06-19 |
AU2680488A (en) | 1989-06-22 |
NO304452B1 (no) | 1998-12-14 |
DE3879427D1 (de) | 1993-04-22 |
EP0321112A1 (de) | 1989-06-21 |
EP0321112B1 (de) | 1993-03-17 |
JPH01202654A (ja) | 1989-08-15 |
JPH0827261B2 (ja) | 1996-03-21 |
AU598704B2 (en) | 1990-06-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: R?NTGEN TECHNISCHE DIENST B.V., ROTTERDAM, NL |