NO304623B1 - Hvirvelstr°mpr°vningssystem - Google Patents
Hvirvelstr°mpr°vningssystem Download PDFInfo
- Publication number
- NO304623B1 NO304623B1 NO894408A NO894408A NO304623B1 NO 304623 B1 NO304623 B1 NO 304623B1 NO 894408 A NO894408 A NO 894408A NO 894408 A NO894408 A NO 894408A NO 304623 B1 NO304623 B1 NO 304623B1
- Authority
- NO
- Norway
- Prior art keywords
- coil
- probe head
- current sensor
- defect
- examined
- Prior art date
Links
- 239000000523 sample Substances 0.000 claims description 70
- 230000007547 defect Effects 0.000 claims description 33
- 238000012360 testing method Methods 0.000 claims description 29
- 230000005284 excitation Effects 0.000 claims description 21
- 238000012545 processing Methods 0.000 claims description 12
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 230000033001 locomotion Effects 0.000 claims description 6
- 238000000926 separation method Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- 238000006073 displacement reaction Methods 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000000034 method Methods 0.000 description 11
- 238000004458 analytical method Methods 0.000 description 8
- 230000005291 magnetic effect Effects 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 238000013480 data collection Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000035699 permeability Effects 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 230000035945 sensitivity Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000009189 diving Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000007619 statistical method Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y15/00—Nanotechnology for interacting, sensing or actuating, e.g. quantum dots as markers in protein assays or molecular motors
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
- G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
- G01N27/90—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents
- G01N27/904—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents with two or more sensors
Landscapes
- Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Nanotechnology (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Immunology (AREA)
- Biochemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Pathology (AREA)
- General Physics & Mathematics (AREA)
- Molecular Biology (AREA)
- Analytical Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Physics & Mathematics (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
- Steroid Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB888825977A GB8825977D0 (en) | 1988-11-07 | 1988-11-07 | Eddy current testing system |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO894408D0 NO894408D0 (no) | 1989-11-06 |
| NO894408L NO894408L (no) | 1990-05-08 |
| NO304623B1 true NO304623B1 (no) | 1999-01-18 |
Family
ID=10646410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO894408A NO304623B1 (no) | 1988-11-07 | 1989-11-06 | Hvirvelstr°mpr°vningssystem |
Country Status (4)
| Country | Link |
|---|---|
| US (2) | US5019777A (fr) |
| EP (1) | EP0368580B1 (fr) |
| GB (2) | GB8825977D0 (fr) |
| NO (1) | NO304623B1 (fr) |
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8825977D0 (en) * | 1988-11-07 | 1988-12-14 | Atomic Energy Authority Uk | Eddy current testing system |
| DE69233065D1 (de) * | 1991-06-11 | 2003-06-26 | Newt Holdings Ltd | Sonde |
| US5444372A (en) * | 1992-07-22 | 1995-08-22 | Biomagnetic Technologies, Inc. | Magnetometer and method of measuring a magnetic field |
| US5430376A (en) * | 1993-06-09 | 1995-07-04 | General Electric Company | Combined thermoelectric and eddy-current method and apparatus for nondestructive testing of metallic of semiconductor coated objects |
| US6822443B1 (en) | 2000-09-11 | 2004-11-23 | Albany Instruments, Inc. | Sensors and probes for mapping electromagnetic fields |
| US6135627A (en) * | 1997-05-28 | 2000-10-24 | Southwest Research Institute | Method, apparatus, and article of manufacture for modeling eddy current probes and simulating eddy current examinations |
| AU2530100A (en) * | 1999-02-12 | 2000-08-29 | R.D. Tech | Multi-element probe with multiplexed elements for non-destructive testing |
| US6344739B1 (en) | 1999-02-12 | 2002-02-05 | R/D Tech Inc. | Eddy current probe with multi-use coils and compact configuration |
| CA2395156A1 (fr) | 1999-12-20 | 2001-06-28 | Henry Moncrieff O'connor | Procede permettant de produire et d'afficher des donnees complexes a l'aide de signaux a code de couleur |
| US6696830B2 (en) * | 2002-02-05 | 2004-02-24 | General Electric Company | Method and inspection standard for eddy current inspection |
| US11710489B2 (en) | 2004-06-14 | 2023-07-25 | Wanda Papadimitriou | Autonomous material evaluation system and method |
| US11680867B2 (en) | 2004-06-14 | 2023-06-20 | Wanda Papadimitriou | Stress engineering assessment of risers and riser strings |
| US20060081819A1 (en) * | 2004-10-14 | 2006-04-20 | Yi Li | Modified electrically conductive adhesives |
| US7527749B2 (en) * | 2004-10-18 | 2009-05-05 | Georgia Tech Research Corporation | Electrically conductive adhesives and methods of making |
| JP2006194816A (ja) * | 2005-01-17 | 2006-07-27 | Olympus Corp | 非破壊検査装置および情報出力プログラム |
| US20080145007A1 (en) * | 2006-12-13 | 2008-06-19 | Eric Crumpton | Electronic device and method for manufacturing the same |
| US20090113939A1 (en) * | 2007-11-01 | 2009-05-07 | Eric Crumpton | Fiber-optic component and method for manufacturing the same |
| US9551689B2 (en) * | 2010-02-26 | 2017-01-24 | United Technologies Corporation | Inspection device utilizing eddy currents |
| KR20130054285A (ko) | 2010-04-29 | 2013-05-24 | 노르스크 인스티튜트 포 러프트포르스크닝 | 항공기 앞의 불리한 대기 조건들을 감지하는 시스템 및 방법 |
| US9057146B2 (en) * | 2010-08-24 | 2015-06-16 | Varian Semiconductor Equipment Associates, Inc. | Eddy current thickness measurement apparatus |
| US20130249540A1 (en) * | 2012-03-22 | 2013-09-26 | Olympus Ndt Inc. | Eddy current array probe and method for lift-off compensation during operation without known lift references |
| US9316618B2 (en) * | 2014-03-26 | 2016-04-19 | Olympus Ndt, Inc. | Method for monitoring the integrity of an eddy current inspection channel |
| US11022511B2 (en) | 2018-04-18 | 2021-06-01 | Aron Kain | Sensor commonality platform using multi-discipline adaptable sensors for customizable applications |
| EP4453669A4 (fr) | 2021-12-22 | 2025-12-24 | Aron Kain | Système nerveux de capteur |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2889514A (en) * | 1957-04-30 | 1959-06-02 | Sperry Prod Inc | Rail flaw detector mechanism |
| US2958818A (en) * | 1957-05-01 | 1960-11-01 | Sperry Prod Inc | Rail flaw detector mechanism |
| US3504276A (en) * | 1967-04-19 | 1970-03-31 | American Mach & Foundry | Printed circuit coils for use in magnetic flux leakage flow detection |
| US3875502A (en) * | 1973-05-24 | 1975-04-01 | Foerster Inst Dr Friedrich | Coil arrangement and circuit for eddy current testing |
| DE2439662C3 (de) * | 1974-08-19 | 1978-10-12 | Graenges Oxeloesunds Jaernverk Ab, Oxeloesund (Schweden) | Vorrichtung zum zerstörungsfreien Prüfen von metallischen Rohlingen auf Oberflächenfehler |
| SU739392A1 (ru) * | 1978-07-03 | 1980-06-05 | Ростовский-На-Дону Институт Сельхозмашиностроения | Способ магнитошумовой структуроскопии |
| US4325026A (en) * | 1979-03-19 | 1982-04-13 | Westinghouse Electric Corp. | Plural coil eddy current mapping probe |
| US4388593A (en) * | 1980-11-13 | 1983-06-14 | The United States Of America As Represented By The Secretary Of The Navy | Coil device for underwater magnetic testing |
| JPH073408B2 (ja) * | 1985-03-29 | 1995-01-18 | 日本鋼管株式会社 | パイプラインの孔食検出装置 |
| GB2186372A (en) * | 1986-02-03 | 1987-08-12 | Atomic Energy Authority Uk | Eddy current testing |
| US4808927A (en) * | 1987-02-19 | 1989-02-28 | Atomic Energy Of Canada Limited | Circumferentially compensating eddy current probe with alternately polarized receiver coil |
| US4843318A (en) * | 1987-07-15 | 1989-06-27 | Magnetic Analysis Corporation | Distance compensation in magnetic probe testing systems wherein object to probe spacing is employed as an exponent in excitings probes or processing probe outputs |
| GB2211617B (en) * | 1987-10-23 | 1991-11-27 | Comex Houlder Limited | Subsea measuring system |
| GB8825977D0 (en) * | 1988-11-07 | 1988-12-14 | Atomic Energy Authority Uk | Eddy current testing system |
-
1988
- 1988-11-07 GB GB888825977A patent/GB8825977D0/en active Pending
-
1989
- 1989-11-06 US US07/431,638 patent/US5019777A/en not_active Expired - Fee Related
- 1989-11-06 NO NO894408A patent/NO304623B1/no not_active IP Right Cessation
- 1989-11-06 GB GB8925030A patent/GB2225115B/en not_active Expired - Fee Related
- 1989-11-06 EP EP89311445A patent/EP0368580B1/fr not_active Expired - Lifetime
-
1994
- 1994-02-28 US US08/202,889 patent/US5483160A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| GB2225115B (en) | 1993-07-21 |
| EP0368580A3 (fr) | 1990-07-18 |
| GB8925030D0 (en) | 1989-12-28 |
| NO894408L (no) | 1990-05-08 |
| NO894408D0 (no) | 1989-11-06 |
| EP0368580B1 (fr) | 1998-04-08 |
| US5483160A (en) | 1996-01-09 |
| GB8825977D0 (en) | 1988-12-14 |
| EP0368580A2 (fr) | 1990-05-16 |
| GB2225115A (en) | 1990-05-23 |
| US5019777A (en) | 1991-05-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM1K | Lapsed by not paying the annual fees |
Free format text: LAPSED IN MAY 2003 |