DE3788429D1 - Verfahren und gerät zur messung von grössen bezüglich elektrisch leitender materialien. - Google Patents

Verfahren und gerät zur messung von grössen bezüglich elektrisch leitender materialien.

Info

Publication number
DE3788429D1
DE3788429D1 DE87906798T DE3788429T DE3788429D1 DE 3788429 D1 DE3788429 D1 DE 3788429D1 DE 87906798 T DE87906798 T DE 87906798T DE 3788429 T DE3788429 T DE 3788429T DE 3788429 D1 DE3788429 D1 DE 3788429D1
Authority
DE
Germany
Prior art keywords
electrically conductive
conductive materials
measuring sizes
sizes regarding
regarding electrically
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
Application number
DE87906798T
Other languages
English (en)
Other versions
DE3788429T2 (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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of DE3788429D1 publication Critical patent/DE3788429D1/de
Application granted granted Critical
Publication of DE3788429T2 publication Critical patent/DE3788429T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G01B7/30—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring angles or tapers; for testing the alignment of axes
    • G01B7/31—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes
    • G01B7/312—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes for measuring eccentricity, i.e. lateral shift between two parallel axes
    • 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
    • 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
    • G01B7/12—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring diameters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/26—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
DE87906798T 1986-10-10 1987-10-09 Verfahren und gerät zur messung von grössen bezüglich elektrisch leitender materialien. Expired - Lifetime DE3788429T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE8604315A SE451886B (sv) 1986-10-10 1986-10-10 Sett och anordning for beroringsfri metning av storheter hos eller i anslutning till elektriskt ledande material
PCT/SE1987/000457 WO1988002842A1 (en) 1986-10-10 1987-10-09 A method and measuring system for contactless measuring the values of magnitudes relating to electrically conductive materials

Publications (2)

Publication Number Publication Date
DE3788429D1 true DE3788429D1 (de) 1994-01-20
DE3788429T2 DE3788429T2 (de) 1994-04-21

Family

ID=20365893

Family Applications (1)

Application Number Title Priority Date Filing Date
DE87906798T Expired - Lifetime DE3788429T2 (de) 1986-10-10 1987-10-09 Verfahren und gerät zur messung von grössen bezüglich elektrisch leitender materialien.

Country Status (8)

Country Link
US (1) US5059902A (de)
EP (1) EP0349528B1 (de)
JP (1) JPH0778489B2 (de)
AU (1) AU608784B2 (de)
DE (1) DE3788429T2 (de)
FI (1) FI891597A (de)
SE (1) SE451886B (de)
WO (1) WO1988002842A1 (de)

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US5339885A (en) * 1993-05-07 1994-08-23 Wagstaff Inc. Integrated non-contact molten metal level sensor and controller
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JP3011090U (ja) * 1994-11-11 1995-05-16 株式会社キョクトー スポット溶接のナゲットの検査装置
SE504541C2 (sv) * 1995-07-10 1997-03-03 Asea Brown Boveri Förfarande och anordning för induktiv mätning av fysikaliska storheter hos ett objekt av metalliskt material jämte användning av förfarandet och anordningen
US5793206A (en) * 1995-08-25 1998-08-11 Jentek Sensors, Inc. Meandering winding test circuit
SE505763C2 (sv) 1995-10-13 1997-10-06 Asea Brown Boveri Induktiv anordning för bestämning av mått och läge hos mätobjekt av elektriskt ledande material
SE506154C2 (sv) 1995-10-13 1997-11-17 Asea Brown Boveri Förfarande och anordning för induktiv mätning av mått och läge hos objekt av elektriskt ledande material
US6600320B2 (en) * 1996-03-25 2003-07-29 The Johns Hopkins University Apparatus with movable receiver coil array for locating a buried metallic object
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US6781387B2 (en) 1997-01-06 2004-08-24 Jentek Sensors, Inc. Inspection method using penetrant and dielectrometer
US6486673B1 (en) 1997-01-06 2002-11-26 Jentek Sensors, Inc. Segmented field dielectrometer
DE69814601T2 (de) 1997-03-13 2004-04-01 Jentek Sensors, Inc., Watertown Magnetometrische detektion von ermüdungsschäden in flugzeugen
US6177806B1 (en) * 1997-09-03 2001-01-23 International Business Machines Corp. Signal sensor for rf integrated systems
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SE517293C2 (sv) * 1999-06-30 2002-05-21 Abb Ab Förfarande och anordning för induktiv mätning av geometrisk dimension och elektrisk egenskap med motriktade magnetfält
US6593737B2 (en) * 2000-08-24 2003-07-15 Shell Oil Company Method for measuring the wall thickness of an electrically conductive object
AUPR083700A0 (en) * 2000-10-17 2000-11-09 Bhc Consulting Pty Ltd Ground mineralisation rejecting metal detector (transmit signal)
WO2002050526A2 (en) * 2000-12-21 2002-06-27 Shell Internationale Research Maatschappij B.V. Measuring a material property of an electrical conductive object
SE525078C2 (sv) * 2001-06-29 2004-11-23 Abb Ab Metod samt induktiv mätanordning för detektering av mittpunkten hos ett elektriskt ledande material
FR2827677B1 (fr) * 2001-07-19 2003-10-31 Senstronic Sa Procede de detection d'un objet en un materiau conducteur et capteur correspondant
US7205166B2 (en) * 2002-06-28 2007-04-17 Lam Research Corporation Method and apparatus of arrayed, clustered or coupled eddy current sensor configuration for measuring conductive film properties
US7049810B1 (en) * 2003-07-18 2006-05-23 Lincoln Global, Inc. Apparatus to measure fill
US7042207B1 (en) * 2003-11-07 2006-05-09 National Semiconductor Corporation Inductive measurement system and method
SE527125C2 (sv) * 2003-12-31 2005-12-27 Abb Ab Metod och anordning för beröringsfri mätning av tjocklek eller ledningsförmåga med elektromagnetisk induktion
SE527091C2 (sv) * 2003-12-31 2005-12-20 Abb Ab Metod och anordning för beröringsfri mätning av tjocklek och elektriska ledningsförmåga hos ett mätobjekt
DE102005010351B4 (de) * 2005-02-17 2012-08-16 Sie Sensorik Industrie-Elektronik Gmbh Sensoren zur Abfrage von Füllständen sowie zur Leitwertanalyse von leitfähigen Flüssigkeiten und Verfahren hierzu
JP4699797B2 (ja) * 2005-04-20 2011-06-15 株式会社リベックス 測定方法および装置
ES2883120T3 (es) * 2005-08-30 2021-12-07 Ncte Ag Dispositivo sensor, disposición de sensores, y método para medir una propiedad de un objeto
WO2007055649A1 (en) * 2005-11-14 2007-05-18 Abb Ab Method and apparatus for estimating a mechanical property
ATE500487T1 (de) * 2006-11-23 2011-03-15 Abb Ab SIGNALVERARBEITUNGSVERFAHREN UND EINHEIT FÜR EIN GRÖßENMESSSYSTEM
US20090007642A1 (en) * 2007-07-05 2009-01-08 Baxter International Inc. Dialysis fluid measurement method and apparatus using conductive contacts
US8287724B2 (en) * 2007-07-05 2012-10-16 Baxter International Inc. Dialysis fluid measurement systems using conductive contacts
US9851408B2 (en) * 2008-06-05 2017-12-26 Cadex Electronics Inc. Methods and apparatus for battery testing
CN101545799B (zh) * 2009-04-24 2012-05-23 江苏工业学院 一种用于液位和电导率同时检测的非接触传感器
WO2011045829A1 (ja) * 2009-10-13 2011-04-21 東洋ガラス株式会社 シリコン純度測定器、シリコン選別装置、及びシリコン純度測定方法
EP2707679B1 (de) * 2011-05-11 2017-06-28 PolyResearch AG Kontaktloses sensorelement
EP2574911B1 (de) 2011-09-29 2014-03-26 ABB Technology AG Verfahren und Anordnung zur Rissdetektion in einem metallischen Material
US8806950B2 (en) * 2011-11-09 2014-08-19 The Boeing Company Electromagnetic acoustic transducer system
GB2518863A (en) * 2013-10-03 2015-04-08 Technelec Ltd Galvanically isolated monitoring circuit
RU2617731C2 (ru) * 2014-12-15 2017-04-26 Государственное казённое образовательное учреждение высшего профессионального образования "Российская таможенная академия" Устройство бесконтактного контроля исправности электротехнических объектов переменного тока
CN105044463B (zh) * 2015-06-29 2018-01-02 上海大学 在线式电阻率测试系统
DE102017111393A1 (de) * 2017-05-24 2018-11-29 Endress+Hauser SE+Co. KG Verfahren zur Prozessüberwachung
JP6886674B2 (ja) * 2019-03-06 2021-06-16 サガワ産業株式会社 非破壊検査装置
US10605642B1 (en) * 2019-11-27 2020-03-31 Altec Industries, Inc. Conductive liquid sensing system
DE102020215379A1 (de) 2020-12-04 2022-06-09 Berthold Technologies Gmbh & Co. Kg Verfahren und Messgerät zur Gießspiegelmessung in einer Kokille
EP4012326B1 (de) 2020-12-11 2024-08-07 ABB Schweiz AG Gepulstes wirbelstromsystem
EP4053494B1 (de) * 2021-03-02 2024-08-28 ABB Schweiz AG Dickenmessung unter verwendung eines gepulsten wirbelstromsystems
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Also Published As

Publication number Publication date
JPH02500215A (ja) 1990-01-25
FI891597A0 (fi) 1989-04-03
SE8604315D0 (sv) 1986-10-10
SE451886B (sv) 1987-11-02
FI891597A (fi) 1989-04-03
AU8100987A (en) 1988-05-06
WO1988002842A1 (en) 1988-04-21
JPH0778489B2 (ja) 1995-08-23
AU608784B2 (en) 1991-04-18
EP0349528B1 (de) 1993-12-08
US5059902A (en) 1991-10-22
DE3788429T2 (de) 1994-04-21
EP0349528A1 (de) 1990-01-10

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