DE69615815T2 - Vorrichtung zur magnetischen fehlerdetektion - Google Patents
Vorrichtung zur magnetischen fehlerdetektionInfo
- Publication number
- DE69615815T2 DE69615815T2 DE69615815T DE69615815T DE69615815T2 DE 69615815 T2 DE69615815 T2 DE 69615815T2 DE 69615815 T DE69615815 T DE 69615815T DE 69615815 T DE69615815 T DE 69615815T DE 69615815 T2 DE69615815 T2 DE 69615815T2
- Authority
- DE
- Germany
- Prior art keywords
- error detection
- magnetic error
- magnetic
- detection
- error
- 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
-
- 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
- G01N27/9006—Details, e.g. in the structure or functioning of sensors
-
- 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
- G01N27/9013—Arrangements for scanning
- G01N27/9026—Arrangements for scanning by moving the material
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 (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP28387495A JPH09127217A (ja) | 1995-10-31 | 1995-10-31 | 探傷用磁気センサ |
JP30006495A JP3584452B2 (ja) | 1995-11-17 | 1995-11-17 | 微小欠陥検出装置 |
JP30006595A JP3584453B2 (ja) | 1995-11-17 | 1995-11-17 | 微小欠陥検出装置 |
PCT/JP1996/003193 WO1997016722A1 (fr) | 1995-10-31 | 1996-10-31 | Capteur magnetique, procede et equipement de detection de defauts magnetiques utilisant ce capteur |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69615815D1 DE69615815D1 (de) | 2001-11-15 |
DE69615815T2 true DE69615815T2 (de) | 2002-06-06 |
Family
ID=27337043
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69615815T Expired - Lifetime DE69615815T2 (de) | 1995-10-31 | 1996-10-31 | Vorrichtung zur magnetischen fehlerdetektion |
Country Status (7)
Country | Link |
---|---|
US (1) | US6057684A (de) |
EP (1) | EP0801304B1 (de) |
KR (1) | KR100246244B1 (de) |
CN (1) | CN1146729C (de) |
DE (1) | DE69615815T2 (de) |
TW (1) | TW340905B (de) |
WO (1) | WO1997016722A1 (de) |
Cited By (1)
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---|---|---|---|---|
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KR20030087327A (ko) * | 2002-05-08 | 2003-11-14 | 삼성전기주식회사 | 자계 유도 방식에 따른 페라이트 코어의 투사율 검출 시스템 |
US20030210040A1 (en) * | 2002-05-08 | 2003-11-13 | Samsung Electro-Mechanics Co., Ltd. | Permeability detection system of ferrite core using magnetic field induction method |
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US7112960B2 (en) * | 2003-07-31 | 2006-09-26 | Applied Materials, Inc. | Eddy current system for in-situ profile measurement |
US20060025390A1 (en) * | 2004-07-28 | 2006-02-02 | Roby Russell R | Treatment of hormone allergy and related symptoms and disorders |
US7218102B2 (en) * | 2004-10-07 | 2007-05-15 | Battelle Memorial Institute | Pipeline inspection apparatus and method |
DE102005028858B3 (de) * | 2005-06-22 | 2006-12-21 | Intelligendt Systems & Services Gmbh & Co Kg | Wirbelstrom-Prüfsonde für die Wirbelstromprüfung einer Durchführung eines Reaktordruckbehälterdeckels eines Kernreaktors |
US7397238B2 (en) * | 2005-07-28 | 2008-07-08 | Walters William T | Methods and apparatus for inspecting materials |
CN100432665C (zh) * | 2005-08-05 | 2008-11-12 | 营口市北方检测设备有限公司 | 钢制品表层缺陷的双场漏磁通的在线检测装置和检测方法 |
EP2084524B1 (de) * | 2006-11-01 | 2016-11-30 | Industry-academic Cooperation Foundation, Chosun University | Magnetsensorvorrichtung zum nachweis von defekten |
US8390281B2 (en) * | 2008-04-14 | 2013-03-05 | Mitsubishi Electric Corporation | Wire rope flaw detector for increasing accuracy independent of speed while conserving detector size |
JP5262436B2 (ja) * | 2008-08-27 | 2013-08-14 | Jfeスチール株式会社 | 磁気測定方法および装置 |
JP5615831B2 (ja) * | 2008-11-14 | 2014-10-29 | アプライド マテリアルズ インコーポレイテッドApplied Materials,Incorporated | 縁部分解能強化渦電流センサ |
US8368395B2 (en) * | 2008-12-17 | 2013-02-05 | Ndt Technologies, Inc. | Magnetic inspection device and method for detecting loss in metallic cross section |
FR2940685B1 (fr) | 2008-12-31 | 2011-03-18 | Michelin Soc Tech | Dispositif de controle de fils metalliques |
JP4686612B2 (ja) * | 2009-01-22 | 2011-05-25 | 三菱電機株式会社 | ワイヤロープ探傷装置 |
TW201201957A (en) * | 2010-01-29 | 2012-01-16 | Applied Materials Inc | High sensitivity real time profile control eddy current monitoring system |
CN103238064B (zh) * | 2010-10-26 | 2016-05-04 | 高周波热錬株式会社 | 淬火深度测定方法以及淬火深度测定装置 |
WO2012086845A1 (en) * | 2010-12-21 | 2012-06-28 | Sintokogio, Ltd. | Surface property magnetic evaluation device and method |
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TWI463120B (zh) * | 2011-11-15 | 2014-12-01 | China Steel Corp | 磁性應變計 |
KR101309966B1 (ko) * | 2011-12-15 | 2013-09-17 | 주식회사 포스코 | 강판의 결함 탐상 장치 |
KR101335718B1 (ko) | 2012-07-12 | 2013-12-16 | 주식회사 네드텍 | 자기 센서용 롤 구조 |
CN103544764B (zh) * | 2013-09-12 | 2016-11-16 | 无锡乐尔科技有限公司 | 一种用于识别磁性介质的传感器 |
CN104569137B (zh) * | 2013-10-16 | 2018-07-17 | 日立金属株式会社 | 磁导率传感器和磁导率检测方法 |
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US9726639B1 (en) * | 2014-01-17 | 2017-08-08 | Jeffrey S. Rosenberg | Apparatus for detecting magnetic flux leakage and methods of making and using same |
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CN104697430B (zh) * | 2015-03-25 | 2017-05-03 | 厦门大学 | 一种利用动态磁导率特性的钢板厚度测量方法及其系统 |
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WO2017127090A1 (en) | 2016-01-21 | 2017-07-27 | Lockheed Martin Corporation | Higher magnetic sensitivity through fluorescence manipulation by phonon spectrum control |
CN105565065B (zh) * | 2016-02-04 | 2018-07-03 | 广东诚泰交通科技发展有限公司 | 一种通过现场绕制线圈进行索体检测的装置 |
JP2017161296A (ja) * | 2016-03-08 | 2017-09-14 | 株式会社東芝 | 磁気探傷装置、磁気探傷装置の傾き補正方法、及び、プログラム |
US10345396B2 (en) | 2016-05-31 | 2019-07-09 | Lockheed Martin Corporation | Selected volume continuous illumination magnetometer |
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JP6547726B2 (ja) * | 2016-11-28 | 2019-07-24 | Jfeスチール株式会社 | 薄鋼帯の漏洩磁束探傷装置および探傷方法 |
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CN108982651A (zh) * | 2018-08-09 | 2018-12-11 | 苏州热工研究院有限公司 | 基于铁磁平板对接焊缝裂纹检测的交流漏磁传感器及使用其进行裂纹检测的方法 |
TWI663395B (zh) * | 2018-11-02 | 2019-06-21 | 中國鋼鐵股份有限公司 | Steel strip crease detection method |
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Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE253685C (de) * | ||||
US3714558A (en) * | 1970-09-02 | 1973-01-30 | Anglo Amer Corp South Africa | Magnetic sensor for detecting breaks in a steel rope including multiplier for eliminating noise |
JPS5856830B2 (ja) * | 1973-05-10 | 1983-12-16 | エイエムエフ インコ−ポレ−テツド | カンジヨウブザイオヒハカイテキ ニ ケンサスル ホウホウ オヨビ ソウチ |
GB1498218A (en) * | 1974-06-17 | 1978-01-18 | Kennecott Copper Corp | Method and apparatus for detecting the presence of magnetic anomalies in ferromagnetic and non-ferromagnetic materials |
JPS5114901A (en) * | 1974-07-30 | 1976-02-05 | Gosudarusutoennui Vi Ho Puroek | Kookusu oyobisono tano kanetsuseikaijozairyono kanshikikyureisochi |
CA1038037A (en) * | 1976-05-06 | 1978-09-05 | Noranda Mines Limited | Magnetic testing device for detecting defects in elongated objects |
JPS56148052A (en) * | 1980-04-21 | 1981-11-17 | Hitachi Elevator Eng & Serv Co Ltd | Electromagnetic flaw detector for continuous magnetic material |
JPH0430540Y2 (de) * | 1985-01-11 | 1992-07-23 | ||
JPS6472052A (en) * | 1987-09-14 | 1989-03-16 | Toshiba Shokoki Service | Flaw detector for steel tape of elevator |
JPH0430540A (ja) * | 1990-05-28 | 1992-02-03 | Toshiba Corp | 固体撮像装置 |
JPH0486552A (ja) * | 1990-07-30 | 1992-03-19 | Nkk Corp | 薄鋼帯の磁気探傷装置 |
JP2526748B2 (ja) * | 1991-01-19 | 1996-08-21 | 日本鋼管株式会社 | 金属帯の異常部検出装置 |
EP0523249B1 (de) * | 1991-02-04 | 1997-11-05 | Nkk Corporation | Magnetisches überprüfungsverfahren und gerät hiervon |
WO1992021963A1 (en) * | 1991-06-04 | 1992-12-10 | Nkk Corporation | Method for sensing magnetism and device thereof |
CA2088918C (en) * | 1991-06-04 | 1996-07-02 | Seigo Ando | Magnetic detecting method and apparatus therefor |
US5191285A (en) * | 1991-07-19 | 1993-03-02 | Magnetic Analysis Corporation | Speed responsive filtering control system for flaw detection apparatus |
JP2639264B2 (ja) * | 1991-12-13 | 1997-08-06 | 日本鋼管株式会社 | 鋼体の探傷装置 |
US5262722A (en) * | 1992-04-03 | 1993-11-16 | General Electric Company | Apparatus for near surface nondestructive eddy current scanning of a conductive part using a multi-layer eddy current probe array |
JPH07225220A (ja) * | 1994-02-09 | 1995-08-22 | Kawasaki Steel Corp | 鋼板の欠陥検出方法および装置 |
JPH08193980A (ja) * | 1995-01-19 | 1996-07-30 | Yoshihiro Murakami | 磁気探傷法及び、磁気探傷装置 |
-
1996
- 1996-10-31 WO PCT/JP1996/003193 patent/WO1997016722A1/ja active IP Right Grant
- 1996-10-31 KR KR1019970703651A patent/KR100246244B1/ko active IP Right Grant
- 1996-10-31 CN CNB961913177A patent/CN1146729C/zh not_active Expired - Lifetime
- 1996-10-31 EP EP96935511A patent/EP0801304B1/de not_active Expired - Lifetime
- 1996-10-31 DE DE69615815T patent/DE69615815T2/de not_active Expired - Lifetime
- 1996-10-31 US US08/860,122 patent/US6057684A/en not_active Expired - Lifetime
- 1996-11-01 TW TW085113328A patent/TW340905B/zh not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102014209602A1 (de) * | 2014-05-20 | 2015-11-26 | Magnetische Prüfanlagen Gmbh | Prüfverfahren und Prüfvorrichtung zur zerstörungsfreien Werkstoffprüfung mittels Sonden-Array |
Also Published As
Publication number | Publication date |
---|---|
DE69615815D1 (de) | 2001-11-15 |
WO1997016722A1 (fr) | 1997-05-09 |
KR100246244B1 (ko) | 2000-04-01 |
CN1169776A (zh) | 1998-01-07 |
EP0801304B1 (de) | 2001-10-10 |
EP0801304A4 (de) | 1999-01-27 |
CN1146729C (zh) | 2004-04-21 |
TW340905B (en) | 1998-09-21 |
EP0801304A1 (de) | 1997-10-15 |
US6057684A (en) | 2000-05-02 |
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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: JFE ENGINEERING CORP., TOKIO/TOKYO, JP |
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8327 | Change in the person/name/address of the patent owner |
Owner name: JFE STEEL CORP., TOKIO/TOKYO, JP |