NL7609666A - METHOD AND STRUCTURE FOR PERFORMING AN INSPECTION BY NON-DESTRUCTIVE WAY BY MEANS OF FOUCAULTSE FLOWS. - Google Patents

METHOD AND STRUCTURE FOR PERFORMING AN INSPECTION BY NON-DESTRUCTIVE WAY BY MEANS OF FOUCAULTSE FLOWS.

Info

Publication number
NL7609666A
NL7609666A NL7609666A NL7609666A NL7609666A NL 7609666 A NL7609666 A NL 7609666A NL 7609666 A NL7609666 A NL 7609666A NL 7609666 A NL7609666 A NL 7609666A NL 7609666 A NL7609666 A NL 7609666A
Authority
NL
Netherlands
Prior art keywords
foucaultse
inspection
flows
destructive way
destructive
Prior art date
Application number
NL7609666A
Other languages
Dutch (nl)
Other versions
NL184387C (en
Original Assignee
Commissariat Energie Atomique
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Commissariat Energie Atomique filed Critical Commissariat Energie Atomique
Publication of NL7609666A publication Critical patent/NL7609666A/en
Application granted granted Critical
Publication of NL184387C publication Critical patent/NL184387C/en

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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F2265/00—Safety or protection arrangements; Arrangements for preventing malfunction
NLAANVRAGE7609666,A 1975-09-09 1976-08-31 METHOD AND APPARATUS FOR PERFORMING A NON-DESTRUCTIVE WAY OF CHECKING BY FOUCAULTS FLOWS NL184387C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7527615A FR2324003A1 (en) 1975-09-09 1975-09-09 NON DESTRUCTIVE EDD CURRENT CONTROL PROCESS AND CORRESPONDING DEVICE, USING MULTI-FREQUENCY EXCITATION AND ALLOWING THE ELIMINATION OF CERTAIN PARAMETERS

Publications (2)

Publication Number Publication Date
NL7609666A true NL7609666A (en) 1977-03-11
NL184387C NL184387C (en) 1989-07-03

Family

ID=9159766

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7609666,A NL184387C (en) 1975-09-09 1976-08-31 METHOD AND APPARATUS FOR PERFORMING A NON-DESTRUCTIVE WAY OF CHECKING BY FOUCAULTS FLOWS

Country Status (14)

Country Link
JP (1) JPS602619B2 (en)
BE (1) BE845928A (en)
BR (1) BR7605858A (en)
CA (1) CA1070766A (en)
DD (1) DD126270A5 (en)
DE (1) DE2637201A1 (en)
ES (1) ES451374A1 (en)
FI (1) FI59302C (en)
FR (1) FR2324003A1 (en)
GB (1) GB1521203A (en)
IT (1) IT1074264B (en)
NL (1) NL184387C (en)
SE (1) SE418905B (en)
ZA (1) ZA764982B (en)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2428234A1 (en) * 1978-06-07 1980-01-04 Tornbloms Kvalitetskontroll Ab Non-destructive electrically conducting material testing - using magnetic fields of different fields and variable control signal detector (SW 3.7.78)
FR2443682A1 (en) * 1978-12-07 1980-07-04 Commissariat Energie Atomique CIRCUIT FOR AUTOMATIC CORRECTION OF A SIGNAL TRANSMITTED BY AN IMBALANCE DIFFERENTIAL SENSOR
US4292589A (en) * 1979-05-09 1981-09-29 Schlumberger Technology Corporation Eddy current method and apparatus for inspecting ferromagnetic tubular members
US4303885A (en) * 1979-06-18 1981-12-01 Electric Power Research Institute, Inc. Digitally controlled multifrequency eddy current test apparatus and method
US4467281A (en) * 1980-02-29 1984-08-21 Electric Power Research Institute, Inc. Multi frequency eddy current test apparatus with intermediate frequency processing
US4424486A (en) * 1980-10-14 1984-01-03 Zetec, Inc. Phase rotation circuit for an eddy current tester
JPS5791058U (en) * 1980-11-25 1982-06-04
JPS5817354A (en) * 1981-06-12 1983-02-01 Kobe Steel Ltd Inspection of pipe material by multifrequency eddy current flaw detection
JPS58137748A (en) * 1982-02-12 1983-08-16 Ishikawajima Harima Heavy Ind Co Ltd Eddy current examination method
DE3313820A1 (en) * 1983-04-16 1984-10-18 Institut Dr. Friedrich Förster Prüfgerätebau GmbH & Co KG, 7410 Reutlingen DEVICE FOR TESTING THE SURFACE OF A METAL TEST PART
CA1212997A (en) * 1983-12-16 1986-10-21 Gerard Durou Frequency scanning eddy current non destructive testing method and system
FR2562668B1 (en) * 1984-04-05 1987-11-27 Sncf DEVICE FOR TRACKING DEFECTS OF RAILWAY RAILS BY EDGE CURRENTS, CAPABLE OF DISCRIMINATING DEFECTS OF CERTAIN DISCONTINUITIES IN RAIL CONSTRUCTION
JPS60262052A (en) * 1984-06-08 1985-12-25 Sumitomo Metal Ind Ltd Heterogeneous material discrimination
JPS6273158A (en) * 1985-09-27 1987-04-03 Daizaburo Iwasaki Signal processing method and apparatus in eddy current flaw detection test
JPS62255863A (en) * 1986-04-28 1987-11-07 Furukawa Electric Co Ltd:The Eddy current flaw detector
SE456864B (en) * 1986-08-27 1988-11-07 Toernbloms Kvalitetskontroll DEVICE FOR DETECTING AND SUPPRESSING THE IMPACT OF INTERNATIONAL MAGNETIC FIELD DURING THE VERTICAL FLOW TEST OF OMAGNETIC PROVOBJECTS
FR2627862A1 (en) * 1988-02-26 1989-09-01 Commissariat Energie Atomique IMPULSIVE FOUCAULT CURRENT MONITORING METHOD AND DEVICE FOR IMPLEMENTING THE SAME
US5017869A (en) * 1989-12-14 1991-05-21 General Electric Company Swept frequency eddy current system for measuring coating thickness
FR2724019B1 (en) * 1994-08-31 1997-04-30 Intercontrole Sa METHOD OF DIGITAL ANALYSIS OF A SIGNAL, IN PARTICULAR FOR EDGE CURRENT CONTROL
FR2758882B1 (en) * 1997-01-27 1999-04-09 Intercontrole Sa METHOD OF NON-DESTRUCTIVE MONITORING BY EDGE CURRENTS OF NUCLEAR REACTOR CONTROL CLUSTERS IN THE PRESENCE OF DISTURBING ELEMENTS
WO2003036287A1 (en) * 2001-09-24 2003-05-01 Alstom Technology Ltd Method and device for controlling laminated steel sheet stacks of electrical machines in a view to detect steel sheet short-circuits
US6815957B2 (en) 2001-09-24 2004-11-09 Alstom (Switzerland) Ltd Method and device for inspecting laminated iron cores of electrical machines for interlamination shorts
JP4762672B2 (en) * 2005-10-27 2011-08-31 非破壊検査株式会社 Magnetic material bending portion fracture inspection method and inspection apparatus
CZ306012B6 (en) * 2014-09-03 2016-06-22 Vysoké Učení Technické V Brně Non-destructive indicator of local subsurface non-homogeneities

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3706029A (en) * 1971-11-16 1972-12-12 Atomic Energy Commission Multiple parameter eddy current nondestructive testing device using plural transformation rotators to resolve each parameter

Also Published As

Publication number Publication date
CA1070766A (en) 1980-01-29
DE2637201C2 (en) 1987-10-08
JPS5233791A (en) 1977-03-15
NL184387C (en) 1989-07-03
ZA764982B (en) 1977-07-27
GB1521203A (en) 1978-08-16
FR2324003B1 (en) 1979-03-02
BE845928A (en) 1976-12-31
DE2637201A1 (en) 1977-03-17
BR7605858A (en) 1977-08-16
FI762581A (en) 1977-03-10
FI59302C (en) 1981-07-10
IT1074264B (en) 1985-04-20
DD126270A5 (en) 1977-07-06
SE418905B (en) 1981-06-29
ES451374A1 (en) 1977-12-16
SE7609913L (en) 1977-03-10
FI59302B (en) 1981-03-31
JPS602619B2 (en) 1985-01-23
FR2324003A1 (en) 1977-04-08

Similar Documents

Publication Publication Date Title
NL7609666A (en) METHOD AND STRUCTURE FOR PERFORMING AN INSPECTION BY NON-DESTRUCTIVE WAY BY MEANS OF FOUCAULTSE FLOWS.
NL180339C (en) METHOD AND APPARATUS FOR TESTING THE PRODUCTIVITY OF AN EARTH FORMATION
NL7501215A (en) METHOD FOR DETERMINING AND DETERMINING AN ANTIGEN OR ANTIBODY.
NL7612182A (en) METHOD AND MEANS FOR DETERMINING THE ACTIVITY OF CREATINEKINASE-MB.
NL7705344A (en) METHOD AND DEVICE FOR THE CONTROL OF GAS ANALYSIS EQUIPMENT.
NL186471C (en) METHOD AND APPARATUS FOR CHECKING EGGS FOR CRACKS OR BREAKS.
NL7812283A (en) METHOD AND DEVICE FOR PERFORMING AN ELECTROLYSIS PROCESS.
NL7607169A (en) METHOD AND DEVICE FOR ELIMINATING THE RESIDUAL ERROR VOLTAGE OF AN AMPLIFIER.
NL7904500A (en) METHOD AND APPARATUS FOR MEASURING THE CONTENT OR QUANTITY OF A GIVEN ELEMENT BY means of X-rays.
NL7602464A (en) DEFECTS DETECTION AND COMPENSATION SYSTEM.
NL7707199A (en) METHOD AND DEVICE FOR THE CONTINUOUS DETERMINATION OF THE CONCENTRATION OF AN ENZYME SUBSTRATE.
NL184428C (en) METHOD FOR PREPARING AN OIL-IN-WATER EMULSION
NL163334B (en) METHOD FOR PREPARING AN ELECTROSTATIC DEVELOPER OR DEVELOPER CONCENTRATE
NL184387B (en) METHOD AND STRUCTURE FOR PERFORMING AN INSPECTION BY NON-DESTRUCTIVE WAY BY MEANS OF FOUCAULTSE FLOWS.
NL172030C (en) METHOD AND APPARATUS FOR ENRICHING URANUM ON ONE OF ITS ISOTOPES
NL176494C (en) METHOD FOR NON-DESTRUCTIVE MATERIAL EXAMINATION WITH ULTRA SOUND.
NL7507601A (en) METHOD AND DEVICE FOR EXAMINING AN OBJECT BY MEANS OF A BEAM BEAM.
NL7712381A (en) METHOD AND EQUIPMENT FOR THE SEPARATION OF ISOTOPES BY MEANS OF THE CENTRIFUGATION OF GAS.
NL7606832A (en) PROCESS FOR THE PREPARATION OF AN AGGINATING AGENT FOR DRILLING FLUSHES.
NL188525C (en) PROCESS FOR PREPARING METHYL GROUPS SUBSTITUTED BICYCLIC NITRIL WITH ORGANOLEPTIC PROPERTIES AND METHOD FOR PREPARING THIS NITRIL CONTAINING PERFUME COMPOSITION
NL7611197A (en) DEVICE AND METHOD FOR ULTRASONIC INSPECTION OF VERTICAL BODIES.
NL7710920A (en) METHOD OF ANALYZING AN ECG RECORDING.
NL7606093A (en) METHOD FOR THE MICROBIOLOGICAL OXIDATION OF STEROIDS.
NL7600084A (en) ARRANGEMENT AND METHOD FOR NEPHELOMETRIC EXAMINATION OF SAMPLES.
NL183660C (en) METHOD FOR CHROMING ELECTROLYTIC ROADS; METHOD FOR TESTING AN ELECTROLYTIC COATING BATH; TEST SAMPLE.

Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
V4 Lapsed because of reaching the maximum lifetime of a patent

Free format text: 960831