DE69736737D1 - Wirbelstrom-fehlerdetektor - Google Patents
Wirbelstrom-fehlerdetektorInfo
- Publication number
- DE69736737D1 DE69736737D1 DE69736737T DE69736737T DE69736737D1 DE 69736737 D1 DE69736737 D1 DE 69736737D1 DE 69736737 T DE69736737 T DE 69736737T DE 69736737 T DE69736737 T DE 69736737T DE 69736737 D1 DE69736737 D1 DE 69736737D1
- Authority
- DE
- Germany
- Prior art keywords
- eddy current
- fault detector
- current fault
- detector
- eddy
- 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
- 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
- G01N27/9046—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 by analysing electrical signals
- G01N27/9053—Compensating for probe to workpiece spacing
-
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP26874296 | 1996-10-09 | ||
JP26874296A JP3276295B2 (ja) | 1996-10-09 | 1996-10-09 | 渦電流探傷装置 |
PCT/JP1997/000936 WO1998015822A1 (fr) | 1996-10-09 | 1997-03-21 | Detecteur de defaut par courants de foucault |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69736737D1 true DE69736737D1 (de) | 2006-11-09 |
DE69736737T2 DE69736737T2 (de) | 2007-08-16 |
Family
ID=17462719
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69736737T Expired - Lifetime DE69736737T2 (de) | 1996-10-09 | 1997-03-21 | Wirbelstrom-fehlerdetektor |
Country Status (6)
Country | Link |
---|---|
US (1) | US6310476B1 (de) |
EP (1) | EP0884588B1 (de) |
JP (1) | JP3276295B2 (de) |
CA (1) | CA2240045C (de) |
DE (1) | DE69736737T2 (de) |
WO (1) | WO1998015822A1 (de) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6501267B1 (en) | 1998-08-06 | 2002-12-31 | Mitsubishi Heavy Industries, Ltd. | Eddy-current flaw detector probe |
US7161350B2 (en) | 1999-09-07 | 2007-01-09 | Jentek Sensors, Inc. | Method for material property monitoring with perforated, surface mounted sensors |
US6952095B1 (en) | 1999-09-20 | 2005-10-04 | Jentek Sensors, Inc. | Surface mounted and scanning spatially periodic eddy-current sensor arrays |
US7824244B2 (en) | 2007-05-30 | 2010-11-02 | Corning Incorporated | Methods and apparatus for polishing a semiconductor wafer |
GB2400445B (en) * | 1999-09-20 | 2004-11-24 | Jentek Sensors Inc | Testing substrate using eddy-current sensor arrays |
DE19962184A1 (de) | 1999-12-22 | 2001-07-19 | Siemens Ag | Verfahren und Vorrichtung zur in situ-Ermittlung des Umwandlungsgrads einer nichtmagnetischen Phase in eine ferromagnetische Phase eines metallischen Werkstücks |
US6570379B2 (en) * | 2000-08-24 | 2003-05-27 | Shell Oil Company | Method for inspecting an object of electrically conducting material |
FR2881826A1 (fr) * | 2005-02-04 | 2006-08-11 | Commissariat Energie Atomique | Procede de conception et de realisation d'un dispositif de controle a courants de foucault |
FR2904694B1 (fr) * | 2006-08-03 | 2008-11-07 | Commissariat Energie Atomique | Procede et dispositif de controle par courants de foucault a fonctions emission/reception separees d'une piece electriquement conductrice |
DE102007036200A1 (de) * | 2007-08-02 | 2009-02-05 | Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | Induktiver Weg- oder Drehwinkelsensor mit zwischen zwei Spulen angeordnetem Abschirmblech |
JP5175513B2 (ja) * | 2007-09-20 | 2013-04-03 | 株式会社原子力エンジニアリング | 渦流探傷方法、渦流探傷装置及び渦流探傷プローブ |
CA2760649C (en) * | 2009-05-22 | 2015-06-23 | Sumitomo Metal Industries, Ltd. | Rotary eddy current testing probe device |
FR2985027B1 (fr) | 2011-12-22 | 2014-02-28 | Commissariat Energie Atomique | Procede de fabrication d'une tete de controle d'un capteur de controle non destructif a courants de foucault |
US20130214771A1 (en) * | 2012-01-25 | 2013-08-22 | Radiation Monitoring Devices, Inc. | Systems and methods for inspecting structures including pipes and reinforced concrete |
BR112013026599B1 (pt) * | 2012-02-23 | 2020-10-06 | Institut Dr. Foerster Gmbh & Co. Kg | Conjunto de bobinas contínuas, dispositivo de teste com conjunto de bobinas contínuas e método de teste |
JP5894833B2 (ja) * | 2012-03-30 | 2016-03-30 | 株式会社荏原製作所 | 渦電流センサ並びに研磨方法および装置 |
FR3040492B1 (fr) * | 2015-08-31 | 2019-03-29 | Safran Aircraft Engines | Dispositif et procede de controle non destructif combinant une mesure differentielle et une mesure absolue |
JP6597081B2 (ja) * | 2015-09-07 | 2019-10-30 | 株式会社Ihi | 探傷プローブおよび探傷方法 |
CN105526854A (zh) * | 2016-01-19 | 2016-04-27 | 上海交通大学 | 基于双线圈的微型电涡流传感器 |
CN108037181B (zh) * | 2017-12-06 | 2024-03-26 | 国网浙江省电力有限公司电力科学研究院 | 一种高压电缆铅封涡流探伤装置及方法 |
CN109187732A (zh) * | 2018-09-12 | 2019-01-11 | 南京航空航天大学 | 一种带提离距离测量的巴克豪森信号检测探头及测量方法 |
CN109946372A (zh) * | 2019-04-09 | 2019-06-28 | 鞍钢股份有限公司 | 一种钢材表面探伤用涡流探头 |
CN111796021A (zh) * | 2020-08-27 | 2020-10-20 | 厦门大学 | 一种新型涡流检测探头及检测方法 |
EP4053495A1 (de) | 2021-03-03 | 2022-09-07 | ABB Schweiz AG | Neigungs- und krümmungsmessungen von metallblechen in einem walzwerk |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5328467Y2 (de) * | 1972-03-30 | 1978-07-18 | ||
US3866116A (en) * | 1973-04-23 | 1975-02-11 | Magnaflux Corp | Eddy current testing system having probe switching and gating means |
JPS5840141B2 (ja) | 1975-06-21 | 1983-09-03 | 新日本製鐵株式会社 | カリユウタンシヨウヨウケンシユツコイル |
GB1567600A (en) * | 1975-10-15 | 1980-05-21 | British Gas Corp | Lipe line inspection equipment |
FR2541772B1 (fr) * | 1983-02-24 | 1985-06-14 | Aerospatiale | Procede et dispositif pour l'examen non destructif de jonctions rivetees ou analogues au moyen d'une sonde a courants de foucault |
GB2186372A (en) * | 1986-02-03 | 1987-08-12 | Atomic Energy Authority Uk | Eddy current testing |
JP2882856B2 (ja) * | 1990-07-04 | 1999-04-12 | 三菱マテリアル株式会社 | 渦流探傷装置 |
JP2983093B2 (ja) | 1991-11-15 | 1999-11-29 | 東京瓦斯株式会社 | 溶接ビード位置センサ |
US5510709A (en) * | 1993-09-27 | 1996-04-23 | General Electric Company | Eddy current surface inspection probe for aircraft fastener inspection, and inspection method |
-
1996
- 1996-10-09 JP JP26874296A patent/JP3276295B2/ja not_active Expired - Lifetime
-
1997
- 1997-03-21 CA CA002240045A patent/CA2240045C/en not_active Expired - Lifetime
- 1997-03-21 WO PCT/JP1997/000936 patent/WO1998015822A1/ja active IP Right Grant
- 1997-03-21 US US09/091,022 patent/US6310476B1/en not_active Expired - Lifetime
- 1997-03-21 EP EP97907416A patent/EP0884588B1/de not_active Expired - Lifetime
- 1997-03-21 DE DE69736737T patent/DE69736737T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP3276295B2 (ja) | 2002-04-22 |
CA2240045A1 (en) | 1998-04-16 |
EP0884588A1 (de) | 1998-12-16 |
CA2240045C (en) | 2002-10-22 |
EP0884588A4 (de) | 2002-05-02 |
EP0884588B1 (de) | 2006-09-27 |
WO1998015822A1 (fr) | 1998-04-16 |
JPH10111279A (ja) | 1998-04-28 |
DE69736737T2 (de) | 2007-08-16 |
US6310476B1 (en) | 2001-10-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8381 | Inventor (new situation) |
Inventor name: KAWANAMI, SEIICHI, ARAI-CHO, TAKASAGO-SHI, HYO, JP Inventor name: KUROKAWA, MASAAKI, ARAI-CHO, TAKASAGO-SHI HYOG, JP Inventor name: KAMIMURA, TAKEO, ARAI-CHO, TAKASAGO-SHI, HYOGO, JP |
|
8364 | No opposition during term of opposition |