FR2260113B1 - - Google Patents

Info

Publication number
FR2260113B1
FR2260113B1 FR7503219A FR7503219A FR2260113B1 FR 2260113 B1 FR2260113 B1 FR 2260113B1 FR 7503219 A FR7503219 A FR 7503219A FR 7503219 A FR7503219 A FR 7503219A FR 2260113 B1 FR2260113 B1 FR 2260113B1
Authority
FR
France
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
Application number
FR7503219A
Other versions
FR2260113A1 (fr
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.)
BBC Brown Boveri AG Switzerland
Original Assignee
BBC Brown Boveri AG Switzerland
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 BBC Brown Boveri AG Switzerland filed Critical BBC Brown Boveri AG Switzerland
Publication of FR2260113A1 publication Critical patent/FR2260113A1/fr
Application granted granted Critical
Publication of FR2260113B1 publication Critical patent/FR2260113B1/fr
Expired legal-status Critical Current

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
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/023—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance where the material is placed in the field of a coil
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
    • G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
    • G01K7/36—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using magnetic elements, e.g. magnets, coils
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant

Landscapes

  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • Electrochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
FR7503219A 1974-02-06 1975-02-03 Expired FR2260113B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH161774A CH568569A5 (fr) 1974-02-06 1974-02-06

Publications (2)

Publication Number Publication Date
FR2260113A1 FR2260113A1 (fr) 1975-08-29
FR2260113B1 true FR2260113B1 (fr) 1979-01-05

Family

ID=4214616

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7503219A Expired FR2260113B1 (fr) 1974-02-06 1975-02-03

Country Status (6)

Country Link
US (1) US3936734A (fr)
CH (1) CH568569A5 (fr)
DE (1) DE2410067C2 (fr)
FR (1) FR2260113B1 (fr)
GB (1) GB1443407A (fr)
SE (1) SE403939B (fr)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH586397A5 (fr) * 1975-06-16 1977-03-31 Bbc Brown Boveri & Cie
US4074186A (en) * 1975-09-19 1978-02-14 Magnaflux Corporation Conductivity measuring instrument having linearization means and a digital read-out
JPS5541407Y2 (fr) * 1975-11-20 1980-09-27
JPS52111775A (en) * 1976-03-17 1977-09-19 Nippon Kokan Kk Temperature measuring instrument and method of using same
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
CH625619A5 (fr) * 1977-12-07 1981-09-30 Bbc Brown Boveri & Cie
FR2519934A1 (fr) * 1982-01-21 1983-07-22 Nguyen Manh Khanh Avion multiplan indeformable
JPS59501322A (ja) * 1982-07-23 1984-07-26 ジ　エレクトリシテイ　カウンシル アルミニウム合金ストリツプの製造
AT387853B (de) * 1985-03-04 1989-03-28 Elin Union Ag Verfahren zur temperaturmessung
FR2589566A1 (fr) * 1985-11-06 1987-05-07 Cegedur Procede de mesure au defile et sans contact de l'epaisseur et de la temperature de feuilles metalliques minces au moyen de courants de foucault
US4891591A (en) * 1988-02-16 1990-01-02 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Nonintrusive method and apparatus for monitoring the cure of polymeric materials
DE3815011A1 (de) * 1988-04-30 1989-11-16 Leybold Ag Einrichtung zum zerstoerungsfreien messen des ohmschen widerstands duenner schichten
DE3815009A1 (de) * 1988-04-30 1989-11-09 Leybold Ag Einrichtung und verfahren zum zerstoerungsfreien messen des ohmschen widerstands duenner schichten nach dem wirbelstrom-prinzip
WO1991012503A1 (fr) * 1988-08-24 1991-08-22 Valtion Teknillinen Tutkimuskeskus Procede et appareil de mesure de la temperature d'un materiau electroconducteur
US4970670A (en) * 1988-11-30 1990-11-13 Westinghouse Electric Corp. Temperature compensated eddy current sensor temperature measurement in turbine blade shroud monitor
FR2648236B1 (fr) * 1989-06-12 1991-12-20 Onera (Off Nat Aerospatiale) Appareil de mesure d'impedance surfacique
US5394084A (en) * 1991-12-23 1995-02-28 The Boeing Company Method and apparatus for reducing errors in eddy-current conductivity measurements due to lift-off by interpolating between a plurality of reference conductivity measurements
GB2268270A (en) * 1992-06-20 1994-01-05 Smith S B Determining temperature of a ferrous metal object
DE4338200A1 (de) * 1993-11-09 1995-05-11 Efu Ges Fuer Ur Umformtechnik Verfahren zur Messung der Temperatur von metallischen Werkstücken oder ihres Feststoffanteils im teilerstarrten Zustand
EP0743508A2 (fr) * 1995-05-16 1996-11-20 Mitutoyo Corporation Capteur de position employant un courant d'induction
DE19540408A1 (de) * 1995-10-30 1997-05-07 Herchenbach Wolfgang Kochsystem
US6002250A (en) * 1996-05-13 1999-12-14 Mitutoyo Corporation Electronic linear scale using a self-contained, low-power inductive position transducer
US5973494A (en) * 1996-05-13 1999-10-26 Mitutoyo Corporation Electronic caliper using a self-contained, low power inductive position transducer
US5886519A (en) * 1997-01-29 1999-03-23 Mitutoyo Corporation Multi-scale induced current absolute position transducer
DE19908360A1 (de) * 1998-12-18 2000-06-29 Micro Epsilon Messtechnik Verfahren zum Betreiben eines Wirbelstromsensors und Wirbelstromsensor
US7023205B1 (en) 2000-08-01 2006-04-04 General Dynamics Advanced Information Systems, Inc. Eddy current sensor capable of sensing through a conductive barrier
US7140257B2 (en) * 2002-12-10 2006-11-28 Ashcroft Inc. Wireless transmitting pressure measurement device
US7165461B2 (en) * 2003-03-27 2007-01-23 Ashcroft, Inc. Pressure gauge having dual function movement plate
WO2004094971A1 (fr) * 2003-03-27 2004-11-04 Dresser, Inc. Dispositif thermometrique
JP4062232B2 (ja) * 2003-10-20 2008-03-19 株式会社日立製作所 Ｘ線ｃｔ装置及びｘ線ｃｔ装置による撮像方法
ES2363918T3 (es) * 2003-12-12 2011-08-19 Université Du Québec À Chicoutimi Método para la predicción de la conductividad eléctrica de ánodos para la producción de aluminio antes de la cocción.
US7323868B2 (en) 2005-09-21 2008-01-29 General Dynamics Advanced Information Systems, Inc. System and method for temperature independent measurement of standoff distance using an eddy current sensor
US7162384B1 (en) 2005-09-21 2007-01-09 General Dynamics Advanced Information System and method for temperature compensation of eddy current sensor waveform parameters
ES2294924B1 (es) * 2006-04-07 2009-02-16 Universidad De Salamanca Metodo y aparato para medir la conductividad electrica asi como para efectuar una caracterizacion estructural y dimensional de muestras metalicas cilindricas por tecnicas inductivas.
FR2904694B1 (fr) * 2006-08-03 2008-11-07 Commissariat Energie Atomique Procede et dispositif de controle par courants de foucault a fonctions emission/reception separees d'une piece electriquement conductrice
US8523429B2 (en) * 2009-10-19 2013-09-03 Tsi Technologies Llc Eddy current thermometer
DE102011110666A1 (de) 2011-05-11 2012-11-15 Micro-Epsilon Messtechnik Gmbh & Co. Kg Sensor, System mit einem Sensor und einem Messobjekt sowie Verfahren zur Temperaturmessung mittels Sensor
CN109470375B (zh) * 2018-10-15 2019-11-19 浙江大学 基于涡流感应的非接触式金属温度在线测量装置
CN112666395B (zh) * 2020-12-17 2024-05-31 无锡学院 非接触式的金属材质电导率测量方法及系统

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL132706C (fr) * 1946-06-11
US2764734A (en) * 1952-10-03 1956-09-25 Wilfrid A Yates Phase angle method of metal thickness indication

Also Published As

Publication number Publication date
SE7501217L (fr) 1975-08-07
FR2260113A1 (fr) 1975-08-29
GB1443407A (en) 1976-07-21
DE2410067A1 (de) 1975-08-07
CH568569A5 (fr) 1975-10-31
DE2410067C2 (de) 1983-01-27
SE403939B (sv) 1978-09-11
US3936734A (en) 1976-02-03

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Legal Events

Date Code Title Description
ST Notification of lapse