SE7810364L - Sett att alstra en virvelstromssignatur av en spricka i ett ror invid en intilliggande del - Google Patents
Sett att alstra en virvelstromssignatur av en spricka i ett ror invid en intilliggande delInfo
- Publication number
- SE7810364L SE7810364L SE7810364A SE7810364A SE7810364L SE 7810364 L SE7810364 L SE 7810364L SE 7810364 A SE7810364 A SE 7810364A SE 7810364 A SE7810364 A SE 7810364A SE 7810364 L SE7810364 L SE 7810364L
- Authority
- SE
- Sweden
- Prior art keywords
- violator
- signature
- crack
- create
- adjacent
- Prior art date
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
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 (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/860,811 US4194149A (en) | 1977-12-15 | 1977-12-15 | Method for generating the eddy current signature of a flaw in a tube proximate a contiguous member which obscures the flaw signal |
Publications (2)
Publication Number | Publication Date |
---|---|
SE7810364L true SE7810364L (sv) | 1979-06-16 |
SE439691B SE439691B (sv) | 1985-06-24 |
Family
ID=25334074
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7810364A SE439691B (sv) | 1977-12-15 | 1978-10-03 | Sett att alstra en virvelstromssignatur av en spricka i ett ror invid en intilliggande del |
Country Status (15)
Country | Link |
---|---|
US (1) | US4194149A (sv) |
JP (1) | JPS5492296A (sv) |
AT (1) | AT376501B (sv) |
BE (1) | BE871237A (sv) |
CA (1) | CA1099788A (sv) |
CH (1) | CH640349A5 (sv) |
DE (1) | DE2840080C3 (sv) |
ES (1) | ES474203A1 (sv) |
FR (1) | FR2412073A1 (sv) |
GB (1) | GB2010492B (sv) |
IL (1) | IL55611A (sv) |
IT (1) | IT1203145B (sv) |
LU (1) | LU80362A1 (sv) |
NL (1) | NL7811082A (sv) |
SE (1) | SE439691B (sv) |
Families Citing this family (40)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4235020A (en) * | 1979-05-02 | 1980-11-25 | The Babcock & Wilcox Company | Inspection system for heat exchanger tubes |
DE3022060A1 (de) * | 1979-06-18 | 1981-01-22 | Electric Power Res Inst | Verfahren und vorrichtung zur feststellung von magnetitablagerungen |
DE2937865A1 (de) * | 1979-09-19 | 1981-04-02 | Kraftwerk Union AG, 4330 Mülheim | Verfahren zur automatischen auswertung der signale von wirbelstrommesssonden |
DE3013465A1 (de) * | 1980-04-05 | 1981-10-08 | Seba-Dynatronic Mess- und Ortungstechnik gmbH, 8601 Baunach | Messverfahren und vorrichtung zur punktgenauen ortung von leckstellen in druckfluessigkeit fuehrenden rohren |
US4347622A (en) * | 1980-04-07 | 1982-08-31 | General Electric Company | Signature surveillance of nuclear fuel |
US4341113A (en) * | 1980-08-08 | 1982-07-27 | The Babcock & Wilcox Company | Inspection system for heat exchanger tubes |
FR2504306A1 (fr) * | 1981-04-17 | 1982-10-22 | Framatome Sa | Dispositif de mise en place et d'extraction d'un moyen de controle ou d'un outil dans un equipement recepteur |
DE3125732A1 (de) * | 1981-06-30 | 1983-01-13 | Nukem Gmbh, 6450 Hanau | Verfahren und vorrichtung zur werkstoffpruefung nach dem wirbelstromprinzip |
FR2512959A1 (fr) * | 1981-09-14 | 1983-03-18 | Commissariat Energie Atomique | Procede et dispositifs de controle d'une surface au moyen d'un capteur a courants de foucault |
DE3213267A1 (de) * | 1982-04-08 | 1983-10-20 | Nukem Gmbh, 6450 Hanau | Verfahren und vorrichtung zur pruefung von werkstoffen nach dem wirbelstromprinzip |
FR2539510A1 (fr) * | 1983-01-18 | 1984-07-20 | Commissariat Energie Atomique | Dispositif de controle de tubes cintres a sonde propulsee pneumatiquement |
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 |
US4814702A (en) * | 1984-05-31 | 1989-03-21 | Westinghouse Electric Corp. | Process for accurately determining the position of the edges of support plates in steam generators |
US4644336A (en) * | 1984-06-15 | 1987-02-17 | Westinghouse Electric Corp. | Color display of related parameters |
FR2570500B1 (fr) * | 1984-09-20 | 1987-03-20 | Siderurgie Fse Inst Rech | Procede et dispositif de detection de defauts typiques sur un produit en defilement, notamment pour la detection de criques sur une brame |
IT1177991B (it) * | 1984-09-25 | 1987-09-03 | Centro Speriment Metallurg | Sonda industriale di tipo differenziale ad una sola bobina per il controllo non distruttivo di prodotti siderurgici |
JPS61108960A (ja) * | 1984-11-01 | 1986-05-27 | Jgc Corp | 渦流探傷試験における欠陥信号の抽出方法 |
DE3525376A1 (de) * | 1985-07-16 | 1987-01-29 | Nukem Gmbh | Verfahren und vorrichtung zur zerstoerungsfreien pruefung von ferromagnetischen koerpern mit oberflaechenabschnitten, die an kanten und/oder ecken aneinandergrenzen |
US4710710A (en) * | 1986-04-22 | 1987-12-01 | The Babcock & Wilcox Company | Scanning apparatus and method for inspection of header tube holes |
US4763274A (en) * | 1986-06-24 | 1988-08-09 | Westinghouse Electric Corp. | Machine implemented analysis eddy current data |
US4755753A (en) * | 1986-07-23 | 1988-07-05 | General Electric Company | Eddy current surface mapping system for flaw detection |
US4843320A (en) * | 1987-12-17 | 1989-06-27 | Atlantic Richfield Company | Transient electromagnetic method for detecting corrosion on conductive containers |
US4839593A (en) * | 1987-12-17 | 1989-06-13 | Atlantic Richfield Company | Transient electromagnetic method for directly detecting corrosion on conductive containers |
US4843319A (en) * | 1987-12-17 | 1989-06-27 | Atlantic Richfield Company | Transient electromagnetic method for detecting corrosion on conductive containers having variations in jacket thickness |
US5140264A (en) * | 1991-06-24 | 1992-08-18 | Westinghouse Electric Corp. | Method for non-destructively assessing the condition of a turbine blade using eddy current probes inserted within cooling holes |
DE4129153A1 (de) * | 1991-09-02 | 1992-06-04 | Gemeinschaftskernkraftwerk Nec | Verfahren zur ueberpruefung der waermetauscherrohre in einem waermetauscher |
US5345514A (en) * | 1991-09-16 | 1994-09-06 | General Electric Company | Method for inspecting components having complex geometric shapes |
US5371462A (en) * | 1993-03-19 | 1994-12-06 | General Electric Company | Eddy current inspection method employing a probe array with test and reference data acquisition and signal processing |
US5618999A (en) * | 1995-09-28 | 1997-04-08 | The Goodyear Tire & Rubber Company | Apparatus and method for monitoring condition of objects |
US6285183B1 (en) * | 1996-09-30 | 2001-09-04 | Mcdonnell Douglas Corporation | Method and system for measuring the volume loss of a metal substrate |
US6288537B1 (en) | 1999-12-22 | 2001-09-11 | General Electric Company | Eddy current probe with foil sensor mounted on flexible probe tip and method of use |
FR2834341B1 (fr) * | 2001-12-28 | 2004-06-18 | Commissariat Energie Atomique | Sonde controle, par courants de foucault, d'un materiau entourant un tube, procede de traitement des signaux fournis par la sonde, application aux echangeurs de chaleur |
US6823269B2 (en) * | 2002-04-12 | 2004-11-23 | Westinghouse Electric Company Llc | Eddy current data union |
US6959267B2 (en) * | 2004-01-09 | 2005-10-25 | Westinghouse Electric Co. Llc | Method of inspecting a heat exchanger and computer program product for facilitating same |
DE102006002621A1 (de) * | 2006-01-19 | 2007-07-26 | Bayerische Motoren Werke Ag | Verfahren und Vorrichtung zur zerstörungsfreien Prüfung der Zylinderlauffläche eines Kurbelgehäuses |
JP5615631B2 (ja) * | 2010-08-30 | 2014-10-29 | 東日本旅客鉄道株式会社 | 渦電流探傷方法と渦電流探傷装置 |
US10896767B2 (en) * | 2011-04-07 | 2021-01-19 | Westinghouse Electric Company Llc | Method of detecting an existence of a loose part in a steam generator of a nuclear power plant |
US9335296B2 (en) * | 2012-10-10 | 2016-05-10 | Westinghouse Electric Company Llc | Systems and methods for steam generator tube analysis for detection of tube degradation |
CN112229904A (zh) * | 2020-11-23 | 2021-01-15 | 南昌航空大学 | 一种脉冲远场涡流检测探头及使用方法 |
US20240151688A1 (en) * | 2022-11-03 | 2024-05-09 | Holtec International | Eddy current testing apparatus and related methods |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2418686A (en) * | 1944-01-13 | 1947-04-08 | Magnetic Analysis Corp | Testing of magnetic materials |
DE818269C (de) * | 1949-05-28 | 1951-10-25 | Cie Ind De Mecanique Horlogere | Verfahren und Vorrichtung zur Feststellung von Materialfehlern in Stangen oder Baendern aus Nicht-Eisenmetallen |
US2540589A (en) * | 1950-07-03 | 1951-02-06 | Shell Dev | Magnetic testing recording system for metallic bodies |
US3302105A (en) * | 1964-08-26 | 1967-01-31 | Hugo L Libby | Eddy current nondestructive testing device using an oscilloscope to identify and locate irregularities in a test piece |
FR95394E (fr) * | 1966-01-11 | 1970-09-11 | Commissariat Energie Atomique | Procédé de controle non destructif par courants de foucault de tubes conducteurs de l'électricité et appareil correspondant. |
US3854084A (en) * | 1971-11-04 | 1974-12-10 | E Parker | Electronic object comparator using inductive sensors and frequency comparison |
DD100557A1 (sv) * | 1972-10-03 | 1973-09-20 | ||
US3786347A (en) * | 1972-12-21 | 1974-01-15 | Magnetic Analysis Corp | Apparatus for generating stable driving pulses for an eddy current test system |
FR2339231A1 (fr) * | 1976-01-22 | 1977-08-19 | Commissariat Energie Atomique | Dispositif d'entrainement pneumatique pour sonde de mesure a courants de foucault |
JPS5841463B2 (ja) * | 1976-02-27 | 1983-09-12 | 三菱重工業株式会社 | 渦電流探傷方式 |
US4061968A (en) * | 1976-09-07 | 1977-12-06 | Commissariat A L'energie Atomique | Process of and apparatus for non-destructive eddy current testing involves the suppression of displayed lobes corresponding to fault parameters to be eliminated from the display |
-
1977
- 1977-12-15 US US05/860,811 patent/US4194149A/en not_active Expired - Lifetime
-
1978
- 1978-09-07 CA CA310,797A patent/CA1099788A/en not_active Expired
- 1978-09-14 DE DE2840080A patent/DE2840080C3/de not_active Expired
- 1978-09-20 IL IL55611A patent/IL55611A/xx unknown
- 1978-10-03 SE SE7810364A patent/SE439691B/sv not_active IP Right Cessation
- 1978-10-06 IT IT09608/78A patent/IT1203145B/it active
- 1978-10-06 AT AT0719878A patent/AT376501B/de not_active IP Right Cessation
- 1978-10-09 CH CH1044978A patent/CH640349A5/de not_active IP Right Cessation
- 1978-10-12 LU LU80362A patent/LU80362A1/xx unknown
- 1978-10-13 ES ES474203A patent/ES474203A1/es not_active Expired
- 1978-10-13 BE BE78191098A patent/BE871237A/xx not_active IP Right Cessation
- 1978-10-20 GB GB7841454A patent/GB2010492B/en not_active Expired
- 1978-11-08 NL NL7811082A patent/NL7811082A/xx not_active Application Discontinuation
- 1978-12-14 FR FR7835210A patent/FR2412073A1/fr active Granted
- 1978-12-15 JP JP15430278A patent/JPS5492296A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2840080C3 (de) | 1987-10-22 |
FR2412073B1 (sv) | 1985-03-29 |
IT7809608A0 (it) | 1978-10-06 |
FR2412073A1 (fr) | 1979-07-13 |
GB2010492A (en) | 1979-06-27 |
AT376501B (de) | 1984-11-26 |
BE871237A (fr) | 1979-02-01 |
SE439691B (sv) | 1985-06-24 |
LU80362A1 (fr) | 1979-03-19 |
GB2010492B (en) | 1982-04-07 |
IT1203145B (it) | 1989-02-15 |
DE2840080A1 (de) | 1979-06-21 |
US4194149A (en) | 1980-03-18 |
CH640349A5 (de) | 1983-12-30 |
ES474203A1 (es) | 1979-11-01 |
JPS5492296A (en) | 1979-07-21 |
CA1099788A (en) | 1981-04-21 |
DE2840080B2 (de) | 1980-06-12 |
IL55611A0 (en) | 1978-12-17 |
ATA719878A (de) | 1984-04-15 |
NL7811082A (nl) | 1979-06-19 |
IL55611A (en) | 1982-09-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |
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