DE102012004913B4 - Vorrichtung zur Bestimmung eines zu einem Verhältnis von Induktivitäten bzw. Kapazitäten zweier induktiver bzw. kapazitiver Bauteile proportionalen Messwerts und entsprechendes Verfahren - Google Patents

Vorrichtung zur Bestimmung eines zu einem Verhältnis von Induktivitäten bzw. Kapazitäten zweier induktiver bzw. kapazitiver Bauteile proportionalen Messwerts und entsprechendes Verfahren Download PDF

Info

Publication number
DE102012004913B4
DE102012004913B4 DE102012004913.7A DE102012004913A DE102012004913B4 DE 102012004913 B4 DE102012004913 B4 DE 102012004913B4 DE 102012004913 A DE102012004913 A DE 102012004913A DE 102012004913 B4 DE102012004913 B4 DE 102012004913B4
Authority
DE
Germany
Prior art keywords
inductive
measuring
voltage
inductances
capacitances
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
DE102012004913.7A
Other languages
German (de)
English (en)
Other versions
DE102012004913A1 (de
Inventor
Ralf Mönkemöller
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.)
Paragon AG
Original Assignee
Paragon AG
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 Paragon AG filed Critical Paragon AG
Priority to DE102012004913.7A priority Critical patent/DE102012004913B4/de
Priority to FR1351929A priority patent/FR2987898B1/fr
Priority to CN201310074886.XA priority patent/CN103308774B/zh
Publication of DE102012004913A1 publication Critical patent/DE102012004913A1/de
Application granted granted Critical
Publication of DE102012004913B4 publication Critical patent/DE102012004913B4/de
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
    • G01D5/20—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
    • G01D5/24—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying capacitance
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
    • G01D5/20—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature
    • G01D5/2006—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the self-induction of one or more coils
    • G01D5/2013—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the self-induction of one or more coils by a movable ferromagnetic element, e.g. a core
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R17/00—Measuring arrangements involving comparison with a reference value, e.g. bridge
    • G01R17/10—AC or DC measuring bridges
    • G01R17/105—AC or DC measuring bridges for measuring impedance or resistance
    • 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
    • G01R27/26—Measuring inductance or capacitance; Measuring quality factor, e.g. by using the resonance method; Measuring loss factor; Measuring dielectric constants ; Measuring impedance or related variables
    • G01R27/2605—Measuring capacitance
    • 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
    • G01R27/26—Measuring inductance or capacitance; Measuring quality factor, e.g. by using the resonance method; Measuring loss factor; Measuring dielectric constants ; Measuring impedance or related variables
    • G01R27/2611—Measuring inductance

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
DE102012004913.7A 2012-03-09 2012-03-09 Vorrichtung zur Bestimmung eines zu einem Verhältnis von Induktivitäten bzw. Kapazitäten zweier induktiver bzw. kapazitiver Bauteile proportionalen Messwerts und entsprechendes Verfahren Expired - Fee Related DE102012004913B4 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE102012004913.7A DE102012004913B4 (de) 2012-03-09 2012-03-09 Vorrichtung zur Bestimmung eines zu einem Verhältnis von Induktivitäten bzw. Kapazitäten zweier induktiver bzw. kapazitiver Bauteile proportionalen Messwerts und entsprechendes Verfahren
FR1351929A FR2987898B1 (fr) 2012-03-09 2013-03-05 Dispositif pour mesurer une valeur proportionnelle a un rapport d'inductances ou de capacites de deux composants inductifs ou capacitifs, et procede correspondant
CN201310074886.XA CN103308774B (zh) 2012-03-09 2013-03-08 用于确定与两个电感或电容组件的电感或电容之比成正比的测量值的设备和方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102012004913.7A DE102012004913B4 (de) 2012-03-09 2012-03-09 Vorrichtung zur Bestimmung eines zu einem Verhältnis von Induktivitäten bzw. Kapazitäten zweier induktiver bzw. kapazitiver Bauteile proportionalen Messwerts und entsprechendes Verfahren

Publications (2)

Publication Number Publication Date
DE102012004913A1 DE102012004913A1 (de) 2013-09-12
DE102012004913B4 true DE102012004913B4 (de) 2014-04-10

Family

ID=49029409

Family Applications (1)

Application Number Title Priority Date Filing Date
DE102012004913.7A Expired - Fee Related DE102012004913B4 (de) 2012-03-09 2012-03-09 Vorrichtung zur Bestimmung eines zu einem Verhältnis von Induktivitäten bzw. Kapazitäten zweier induktiver bzw. kapazitiver Bauteile proportionalen Messwerts und entsprechendes Verfahren

Country Status (3)

Country Link
CN (1) CN103308774B (zh)
DE (1) DE102012004913B4 (zh)
FR (1) FR2987898B1 (zh)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3208785A1 (de) * 1982-03-11 1983-09-22 Robert Bosch Gmbh, 7000 Stuttgart Lagesensor
DE3536020A1 (de) * 1985-10-09 1987-04-09 Erwin Halstrup Schaltung zur veraenderung oder linearisierung einer uebertragungskennlinie sowie danach durchgefuehrtes verfahren
EP0316914A2 (en) * 1987-11-17 1989-05-24 Omron Tateisi Electronics Co. High-frequency oscillation type proximity switch
EP0745861A2 (de) * 1995-06-01 1996-12-04 AVL Gesellschaft für Verbrennungskraftmaschinen und Messtechnik mbH.Prof.Dr.Dr.h.c. Hans List Kapazizätsmessverfahren
DE3343885C2 (de) * 1983-04-21 1996-12-12 Wabco Gmbh Induktiver Sensor
US6366099B1 (en) * 1999-12-21 2002-04-02 Conrad Technologies, Inc. Differential capacitance sampler
DE10018650C2 (de) * 1999-05-07 2002-05-16 Walcher Mestechnik Gmbh Auswerteschaltung für einen Sensor
DE102011013559B3 (de) * 2011-03-10 2012-08-09 iSEMcon GmbH Schaltungs- oder Messanordnung zur kapazitiven, berührenden und/oder berührungslosen Überwachung eines Füllstandes und/oder einer Leckage leitfähiger Medien und Verfahren hierzu

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5594353A (en) * 1995-05-11 1997-01-14 Elsag International N.V. Method and apparatus for measuring the change in capacitance values in dual capacitors
JPH11178197A (ja) * 1997-12-08 1999-07-02 Hioki Ee Corp 交流測定器
GB2339287B (en) * 1998-07-09 2002-12-24 Taylor Hobson Ltd Transducer circuit
DE19832019A1 (de) * 1998-07-16 2000-01-20 Bosch Gmbh Robert Verfahren und Schaltungsanordnung zum Überwachen eines Zündkreises für eine Sicherheitseinrichtung in einem Fahrzeug
DE60135142D1 (de) * 2000-11-23 2008-09-11 Hitachi Comp Products Europ S Kapazitiver messwertgeber
EP1556669A1 (en) * 2002-10-31 2005-07-27 Harald Philipp Charge transfer capacitive position sensor
JP2004219089A (ja) * 2003-01-09 2004-08-05 Kura Gijutsu Kenkyusho:Kk 回路素子の定数及び定数差検出回路及びそれを用いた位置検出装置及び導体の欠陥或いは有無の識別検査装置及びトルクセンサ
JP2006177895A (ja) * 2004-12-24 2006-07-06 Seiko Instruments Inc 静電容量／電圧変換装置および力学量センサ
CN101349716B (zh) * 2008-07-22 2012-06-20 上海海事大学 微电容参比测量电路
CN101551420B (zh) * 2009-05-08 2010-12-08 北京航空航天大学 一种mems器件微弱电容检测电路
WO2010132607A2 (en) * 2009-05-13 2010-11-18 Synaptics Incorporated Capacitive sensor device
US8188754B2 (en) * 2009-07-15 2012-05-29 Maxim Integrated Products, Inc. Method and apparatus for sensing capacitance value and converting it into digital format

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3208785A1 (de) * 1982-03-11 1983-09-22 Robert Bosch Gmbh, 7000 Stuttgart Lagesensor
DE3343885C2 (de) * 1983-04-21 1996-12-12 Wabco Gmbh Induktiver Sensor
DE3536020A1 (de) * 1985-10-09 1987-04-09 Erwin Halstrup Schaltung zur veraenderung oder linearisierung einer uebertragungskennlinie sowie danach durchgefuehrtes verfahren
EP0316914A2 (en) * 1987-11-17 1989-05-24 Omron Tateisi Electronics Co. High-frequency oscillation type proximity switch
EP0745861A2 (de) * 1995-06-01 1996-12-04 AVL Gesellschaft für Verbrennungskraftmaschinen und Messtechnik mbH.Prof.Dr.Dr.h.c. Hans List Kapazizätsmessverfahren
DE10018650C2 (de) * 1999-05-07 2002-05-16 Walcher Mestechnik Gmbh Auswerteschaltung für einen Sensor
US6366099B1 (en) * 1999-12-21 2002-04-02 Conrad Technologies, Inc. Differential capacitance sampler
DE102011013559B3 (de) * 2011-03-10 2012-08-09 iSEMcon GmbH Schaltungs- oder Messanordnung zur kapazitiven, berührenden und/oder berührungslosen Überwachung eines Füllstandes und/oder einer Leckage leitfähiger Medien und Verfahren hierzu

Also Published As

Publication number Publication date
CN103308774A (zh) 2013-09-18
FR2987898A1 (fr) 2013-09-13
CN103308774B (zh) 2017-09-12
FR2987898B1 (fr) 2016-11-11
DE102012004913A1 (de) 2013-09-12

Similar Documents

Publication Publication Date Title
EP2962074B1 (de) Verfahren und vorrichtung zur überwachung eines vorgegebenen füllstands eines mediums in einem behälter
DE2740289C3 (de) Vorrichtung zur Überwachung des Niveaus einer in einem Behälter enthaltenen Flüssigkeit
EP3152530B1 (de) Verfahren und vorrichtung zur überwachung des füllstandes eines mediums in einem behälter
EP1792144B1 (de) Verfahren zum überprüfen eines magnetisch-induktiven durch flussmessers
EP2623940B1 (de) Prüfung einer Messgerätanordnung, entsprechende Messgerätanordnung und Prüfanordnung
EP2994725A1 (de) Verfahren zur überwachung zumindest einer medienspezifischen eigenschaft eines mediums für eine füllstandsmessung
EP3293499B1 (de) Verfahren zum betreiben eines magnetisch-induktiven durchflussmessgeräts und magnetisch-induktives durchflussmessgerät
DE102017100264A1 (de) Vorrichtung und Verfahren zur in situ Kalibrierung eines Thermometers
DE102012005936A1 (de) Magnetventil mit einer Zustandsüberwachungseinheit sowie Verfahren zur Zustandsüberwachung eines Magnetventils
DE19851506C1 (de) Auswerteverfahren für kapazitive Sensoren
AT404653B (de) Näherungsschalter
DE102005034859A1 (de) Meßanordnung zur Messung des Induktivitäts- und des Widerstandswertes eines induktiven Sensors
EP2492641B1 (de) Induktive Wegmesseinrichtung
EP3215811B1 (de) Bestimmung einer position eines beweglichen elementes eines für ein kraftfahrzeug bestimmten linearaktuators
DE102012004913B4 (de) Vorrichtung zur Bestimmung eines zu einem Verhältnis von Induktivitäten bzw. Kapazitäten zweier induktiver bzw. kapazitiver Bauteile proportionalen Messwerts und entsprechendes Verfahren
DE202018006650U1 (de) Elektronisches Gerät mit induktivem Sensor
WO2016041726A1 (de) Vorrichtung und verfahren zur überwachung einer prozessgrösse eines mediums
DE102021104752B4 (de) Stromsensor für die berührungslose strommessung
DE102017128472A1 (de) Induktiver Näherungsschalter und Verfahren zum Betreiben eines induktiven Näherungsschalters
EP2492642B1 (de) Induktive Wegmesseinrichtung
DE102017128471A1 (de) Induktiver Näherungsschalter und Verfahren zum Betreiben eines induktiven Näherungsschalters
DE1773793C3 (de) Schaltungsanordnung für einen elektromechanischen Meßumformer
DE102018111960A1 (de) Impedanzgrenzstandsensor
DE19828055B4 (de) Schaltung zur Ansteuerung wenigstens eines induktiven Sensors
EP2492640B1 (de) Induktive Wegmesseinrichtung

Legal Events

Date Code Title Description
R012 Request for examination validly filed
R016 Response to examination communication
R016 Response to examination communication
R018 Grant decision by examination section/examining division
R020 Patent grant now final
R020 Patent grant now final

Effective date: 20150113

R119 Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee