DE69617741D1 - Verfahren und vorrichtung zum induktiven messen der lage und der abmessungen von messobjekten aus elektrisch leitfähigem material - Google Patents

Verfahren und vorrichtung zum induktiven messen der lage und der abmessungen von messobjekten aus elektrisch leitfähigem material

Info

Publication number
DE69617741D1
DE69617741D1 DE69617741T DE69617741T DE69617741D1 DE 69617741 D1 DE69617741 D1 DE 69617741D1 DE 69617741 T DE69617741 T DE 69617741T DE 69617741 T DE69617741 T DE 69617741T DE 69617741 D1 DE69617741 D1 DE 69617741D1
Authority
DE
Germany
Prior art keywords
measuring
dimensions
electrically conductive
receiver coil
measuring region
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 - Fee Related
Application number
DE69617741T
Other languages
English (en)
Other versions
DE69617741T2 (de
Inventor
Sten Linder
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ABB AB
Original Assignee
ABB AB
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 ABB AB filed Critical ABB AB
Publication of DE69617741D1 publication Critical patent/DE69617741D1/de
Application granted granted Critical
Publication of DE69617741T2 publication Critical patent/DE69617741T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
    • G01V3/08—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices
    • G01V3/10—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils
    • G01V3/104—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils using several coupled or uncoupled coils
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/003—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring position, not involving coordinate determination

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
DE69617741T 1995-10-13 1996-09-27 Verfahren und vorrichtung zum induktiven messen der lage und der abmessungen von messobjekten aus elektrisch leitfähigem material Expired - Fee Related DE69617741T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9503583A SE506154C2 (sv) 1995-10-13 1995-10-13 Förfarande och anordning för induktiv mätning av mått och läge hos objekt av elektriskt ledande material
PCT/SE1996/001207 WO1997014013A1 (en) 1995-10-13 1996-09-27 A method and a device for inductive measurement of measures and positions of objects of electrically conductive material

Publications (2)

Publication Number Publication Date
DE69617741D1 true DE69617741D1 (de) 2002-01-17
DE69617741T2 DE69617741T2 (de) 2002-08-08

Family

ID=20399816

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69617741T Expired - Fee Related DE69617741T2 (de) 1995-10-13 1996-09-27 Verfahren und vorrichtung zum induktiven messen der lage und der abmessungen von messobjekten aus elektrisch leitfähigem material

Country Status (7)

Country Link
US (1) US6236198B1 (de)
EP (1) EP0876580B1 (de)
JP (1) JPH11513496A (de)
AT (1) ATE210272T1 (de)
DE (1) DE69617741T2 (de)
SE (1) SE506154C2 (de)
WO (1) WO1997014013A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6577118B2 (en) * 2001-02-02 2003-06-10 B.D.H. Industries Inc. System and method for measuring liquid metal levels or the like
SE525078C2 (sv) 2001-06-29 2004-11-23 Abb Ab Metod samt induktiv mätanordning för detektering av mittpunkten hos ett elektriskt ledande material
US20040008022A1 (en) * 2002-07-11 2004-01-15 Viola Jeffrey L. Current sensor
SE527091C2 (sv) * 2003-12-31 2005-12-20 Abb Ab Metod och anordning för beröringsfri mätning av tjocklek och elektriska ledningsförmåga hos ett mätobjekt
CN1834690B (zh) * 2006-04-12 2010-08-18 郭有军 通过式金属探测系统
DE102010031147A1 (de) * 2010-05-07 2011-11-10 Robert Bosch Gmbh Erfassung eines metallischen oder magnetischen Objekts
WO2013036983A1 (en) 2011-09-15 2013-03-21 Orocobre Limited Process for producing lithium carbonate from concentrated lithium brine
GB2507269A (en) * 2012-10-23 2014-04-30 Wfs Technologies Ltd Determining the spatial relationship between two surfaces
DE102013209805A1 (de) * 2013-05-27 2014-11-27 iCONTROLS k.s. Induktiver Sensor

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3539911A (en) * 1968-06-21 1970-11-10 Dresser Ind Induction well logging apparatus having investigative field of asymmetric sensitivity
US3693075A (en) * 1969-11-15 1972-09-19 Forster F M O Eddy current system for testing tubes for defects,eccentricity,and wall thickness
SE418996B (sv) 1977-09-19 1981-07-06 Atomenergi Ab Forfarande och anordning for elektromagnetisk storhetsmetning i samband med ett elektriskt ledande material med hog temperatur
US4591785A (en) * 1983-10-25 1986-05-27 Mobil Oil Corporation Method for detecting soft spots in the hardness of steel casing
GB2158240B (en) * 1984-04-26 1988-01-27 Standard Telephones Cables Ltd A null-balanced proximity sensor
US4686471A (en) * 1984-10-09 1987-08-11 Kawasaki Steel Corporation System for online-detection of the transformation value and/or flatness of steel or a magnetic material by detecting changes in induced voltages due to interlinked magnetic fluxes in detecting coils
SE451886B (sv) 1986-10-10 1987-11-02 Sten Linder Sett och anordning for beroringsfri metning av storheter hos eller i anslutning till elektriskt ledande material
US4950986A (en) * 1988-06-27 1990-08-21 Combustion Engineering, Inc. Magnetic proximity sensor for measuring gap between opposed refiner plates
SE468405B (sv) * 1991-05-02 1993-01-11 Asea Brown Boveri Foerfarande vid kantlaegesbestaemning av metalliska material samt kantlaegesmaetare foer genomfoerande av foerfarandet
DE4126921C2 (de) * 1991-08-14 1996-01-18 Elmeg Vorrichtung zur induktiven Messung der Lage eines Metallbandes
EP0529181A3 (en) * 1991-08-28 1993-05-26 Nishimatsu Construction Co., Ltd. Method and system for searching reinforcing steel in concrete

Also Published As

Publication number Publication date
JPH11513496A (ja) 1999-11-16
EP0876580A1 (de) 1998-11-11
WO1997014013A1 (en) 1997-04-17
EP0876580B1 (de) 2001-12-05
SE9503583L (sv) 1997-04-14
SE9503583D0 (sv) 1995-10-13
ATE210272T1 (de) 2001-12-15
DE69617741T2 (de) 2002-08-08
US6236198B1 (en) 2001-05-22
SE506154C2 (sv) 1997-11-17

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Legal Events

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8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee