DE602004001739D1 - Verfahren und Vorrichtung zum Anwenden von Wirbelstromwandlern in Magnetfeldern - Google Patents

Verfahren und Vorrichtung zum Anwenden von Wirbelstromwandlern in Magnetfeldern

Info

Publication number
DE602004001739D1
DE602004001739D1 DE602004001739T DE602004001739T DE602004001739D1 DE 602004001739 D1 DE602004001739 D1 DE 602004001739D1 DE 602004001739 T DE602004001739 T DE 602004001739T DE 602004001739 T DE602004001739 T DE 602004001739T DE 602004001739 D1 DE602004001739 D1 DE 602004001739D1
Authority
DE
Germany
Prior art keywords
eddy current
magnetic fields
current transformers
applying eddy
applying
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.)
Active
Application number
DE602004001739T
Other languages
English (en)
Other versions
DE602004001739T2 (de
Inventor
Scott Mordin Hoyte
Jeremiah Robert Ferguson
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of DE602004001739D1 publication Critical patent/DE602004001739D1/de
Application granted granted Critical
Publication of DE602004001739T2 publication Critical patent/DE602004001739T2/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
    • G01B7/023—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring distance between sensor and object
    • 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
    • G01V3/101—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 by measuring the impedance of the search coil; by measuring features of a resonant circuit comprising the search coil

Landscapes

  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Environmental & Geological Engineering (AREA)
  • Electromagnetism (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
DE602004001739T 2003-11-26 2004-11-24 Verfahren und Vorrichtung zum Anwenden von Wirbelstromwandlern in Magnetfeldern Active DE602004001739T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US723496 2000-11-28
US10/723,496 US6917896B2 (en) 2003-11-26 2003-11-26 Method and apparatus for using eddy current transducers in magnetic fields

Publications (2)

Publication Number Publication Date
DE602004001739D1 true DE602004001739D1 (de) 2006-09-14
DE602004001739T2 DE602004001739T2 (de) 2007-08-02

Family

ID=34465710

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004001739T Active DE602004001739T2 (de) 2003-11-26 2004-11-24 Verfahren und Vorrichtung zum Anwenden von Wirbelstromwandlern in Magnetfeldern

Country Status (4)

Country Link
US (1) US6917896B2 (de)
EP (1) EP1536202B1 (de)
JP (1) JP2005156565A (de)
DE (1) DE602004001739T2 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8339129B2 (en) * 2006-06-23 2012-12-25 Aktiebolaget Skf Vibration and condition monitoring system and the parts thereof
DE102022003774A1 (de) 2022-10-13 2024-04-18 Mercedes-Benz Group AG Überwachungsvorrichtung und Verfahren für eine Sensoreinrichtung zum Erfassen eines Zelldickenwachstums einer Fahrzeugbatterie
WO2024106107A1 (ja) * 2022-11-16 2024-05-23 株式会社デンソー 位置検出装置

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53117462A (en) * 1977-03-23 1978-10-13 Ebara Mfg Elimination method of electrical runout in measurement of displacements
US4847556A (en) 1986-09-08 1989-07-11 Langley Lawrence W Eddy current clearance transducing system
JPS63145902A (ja) * 1986-12-09 1988-06-18 Nippon Steel Corp 渦流式偏芯測定装置
GB8706905D0 (en) 1987-03-24 1987-04-29 Schlumberger Electronics Uk Shaft monitoring system
US5055784A (en) 1987-12-07 1991-10-08 American Research Corporation Of Virginia Bridgeless system for directly measuring complex impedance of an eddy current probe
JPH0348152A (ja) * 1989-04-17 1991-03-01 Idemitsu Eng Co Ltd 渦流探傷検査法および渦流探傷検査用基準試料の製作方法
US5058434A (en) 1990-02-27 1991-10-22 Carl Schenck Ag Process for early detection of damage to machine parts
US5247253A (en) 1990-11-09 1993-09-21 Curtis Instruments, Inc. Eddy current proximity sensing means and method useful for determining throttle position
US5182513A (en) 1991-04-06 1993-01-26 General Electric Company Method and apparatus for a multi-channel multi-frequency data acquisition system for nondestructive eddy current inspection testing
DE4141065A1 (de) 1991-12-13 1993-06-17 Vdo Schindling Verfahren zur temperaturkompensation von induktiven sensoren
US5339031A (en) 1992-06-26 1994-08-16 The United States Of America As Represented By The Administrator, National Aeronautics & Space Administration Method and apparatus for non-contact hole eccentricity and diameter measurement
US5541510A (en) 1995-04-06 1996-07-30 Kaman Instrumentation Corporation Multi-Parameter eddy current measuring system with parameter compensation technical field
US5854553A (en) 1996-06-19 1998-12-29 Skf Condition Monitoring Digitally linearizing eddy current probe
JPH10227603A (ja) * 1997-02-13 1998-08-25 Toshiba Corp 渦電流式距離測定装置の調整方法および渦電流式距離測定装置
US6346807B1 (en) * 1999-10-22 2002-02-12 Bently Nevada Corporation Digital eddy current proximity system: apparatus and method
JP2001235449A (ja) * 2000-02-23 2001-08-31 Shinko Inspection & Service Co Ltd 浸炭深さ測定装置

Also Published As

Publication number Publication date
JP2005156565A (ja) 2005-06-16
DE602004001739T2 (de) 2007-08-02
EP1536202A1 (de) 2005-06-01
US6917896B2 (en) 2005-07-12
EP1536202B1 (de) 2006-08-02
US20050114052A1 (en) 2005-05-26

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