EP1302952A3 - Process and circuit for the detection of the position of the armature of an electromagnet - Google Patents

Process and circuit for the detection of the position of the armature of an electromagnet Download PDF

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Publication number
EP1302952A3
EP1302952A3 EP02022489A EP02022489A EP1302952A3 EP 1302952 A3 EP1302952 A3 EP 1302952A3 EP 02022489 A EP02022489 A EP 02022489A EP 02022489 A EP02022489 A EP 02022489A EP 1302952 A3 EP1302952 A3 EP 1302952A3
Authority
EP
European Patent Office
Prior art keywords
electromagnet
circuit
armature
detection
voltage
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.)
Granted
Application number
EP02022489A
Other languages
German (de)
French (fr)
Other versions
EP1302952B1 (en
EP1302952A2 (en
Inventor
Wolfgang E. Schultz
Dieter Dipl.-Ing. Kleinert
Peter Dr.-Ing. Tappe
Jürgen Dipl.-Ing. Heinzmann
Horst-Peter Dipl.-Ing. Wassermann
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.)
Schultz Wolfgang E Dipl-Ing
Original Assignee
Schultz Wolfgang E Dipl-Ing
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 Schultz Wolfgang E Dipl-Ing filed Critical Schultz Wolfgang E Dipl-Ing
Publication of EP1302952A2 publication Critical patent/EP1302952A2/en
Publication of EP1302952A3 publication Critical patent/EP1302952A3/en
Application granted granted Critical
Publication of EP1302952B1 publication Critical patent/EP1302952B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • H01F7/08—Electromagnets; Actuators including electromagnets with armatures
    • H01F7/18—Circuit arrangements for obtaining desired operating characteristics, e.g. for slow operation, for sequential energisation of windings, for high-speed energisation of windings
    • H01F7/1844—Monitoring or fail-safe circuits

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electromagnets (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)

Abstract

Die Erfindung betrifft ein Verfahren und eine Schaltung zur Erkennung der Ankerlage eines Elektromagneten. Die Magnetspannung wird verglichen mit einer Referenzspannung. Die Referenzspannung wird von der Magnetspannung durch eine Filterung abgeleitet verwendet.

Figure 00000001
The invention relates to a method and a circuit for detecting the armature position of an electromagnet. The magnetic voltage is compared to a reference voltage. The reference voltage is used derived from the magnetic voltage by filtering.
Figure 00000001
EP02022489.5A 2001-10-12 2002-10-05 Process and circuit for the detection of the position of the armature of an electromagnet Expired - Lifetime EP1302952B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10150199 2001-10-12
DE10150199A DE10150199A1 (en) 2001-10-12 2001-10-12 Method and circuit for detecting the armature position of an electromagnet

Publications (3)

Publication Number Publication Date
EP1302952A2 EP1302952A2 (en) 2003-04-16
EP1302952A3 true EP1302952A3 (en) 2004-11-10
EP1302952B1 EP1302952B1 (en) 2013-04-24

Family

ID=7702177

Family Applications (1)

Application Number Title Priority Date Filing Date
EP02022489.5A Expired - Lifetime EP1302952B1 (en) 2001-10-12 2002-10-05 Process and circuit for the detection of the position of the armature of an electromagnet

Country Status (3)

Country Link
US (1) US6949923B2 (en)
EP (1) EP1302952B1 (en)
DE (1) DE10150199A1 (en)

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JP6070502B2 (en) 2013-10-11 2017-02-01 株式会社デンソー Fuel injection control device for internal combustion engine
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DE102014208753B4 (en) 2014-05-09 2016-03-31 Continental Automotive Gmbh Determination of parameter values for a fuel injector
JP6314733B2 (en) * 2014-08-06 2018-04-25 株式会社デンソー Fuel injection control device for internal combustion engine
DE102014218626A1 (en) * 2014-09-17 2016-03-17 Continental Automotive Gmbh Determining the time of a predetermined opening state of a fuel injector
JP6330616B2 (en) 2014-10-21 2018-05-30 株式会社デンソー Control device
JP6358163B2 (en) 2015-04-24 2018-07-18 株式会社デンソー Fuel injection control device for internal combustion engine
JP6477321B2 (en) 2015-07-23 2019-03-06 株式会社デンソー Fuel injection control device for internal combustion engine
US10087866B2 (en) 2015-08-31 2018-10-02 Infineon Technologies Ag Detecting fuel injector timing with current sensing
JP6398930B2 (en) * 2015-09-24 2018-10-03 株式会社デンソー Injection control device
JP2017061882A (en) * 2015-09-24 2017-03-30 株式会社デンソー Fuel injection control device for internal combustion engine
DE102015219673A1 (en) 2015-10-12 2017-04-13 Continental Automotive Gmbh Recognizing a predetermined opening state of a magnetic coil drive having a fuel injector
WO2018103918A1 (en) * 2016-12-08 2018-06-14 Robert Bosch Gmbh Method and device for checking a solenoid valve for malfunction
JP6610571B2 (en) * 2017-01-20 2019-11-27 トヨタ自動車株式会社 Fuel injection control device for internal combustion engine
DE102017003755B4 (en) 2017-03-10 2019-01-03 Plättner Elektronik GmbH Circuit for internal and external functional testing of an electrical relay and / or contactor
DE202017002030U1 (en) 2017-03-13 2017-06-29 Plättner Elektronik GmbH Circuit for internal and external functional testing of an electrical relay and / or contactor
DE102017209523B3 (en) 2017-06-07 2018-06-14 Continental Automotive Gmbh Method for determining the prevailing in a fuel injection valve fuel pressure
JP7232093B2 (en) * 2019-03-25 2023-03-02 ルネサスエレクトロニクス株式会社 semiconductor equipment
RU2717952C1 (en) * 2019-11-26 2020-03-27 Акционерное общество "Корпорация "Московский институт теплотехники" (АО "Корпорация "МИТ") Method of determining position of an electromagnet armature and a device for its implementation
EP3937196A3 (en) * 2020-07-06 2022-01-26 Nabtesco Corporation Spool position estimation apparatus, spool position estimation method, and spool position estimation program
RU2747003C1 (en) * 2020-10-26 2021-04-23 Акционерное общество "Корпорация "Московский институт теплотехники" (АО "Корпорация "МИТ") Method for determining an electromagnet anchor position and a device for its implementation

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US4205307A (en) * 1978-10-30 1980-05-27 Wabco Westinghouse Gmbh Device for monitoring the function of electromagnets
DE8714942U1 (en) * 1987-11-10 1988-01-14 Honeywell Regelsysteme GmbH, 6050 Offenbach Electrical connector for solenoid valve
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US4205307A (en) * 1978-10-30 1980-05-27 Wabco Westinghouse Gmbh Device for monitoring the function of electromagnets
DE8714942U1 (en) * 1987-11-10 1988-01-14 Honeywell Regelsysteme GmbH, 6050 Offenbach Electrical connector for solenoid valve
EP0499419A2 (en) * 1991-02-09 1992-08-19 Imi Norgren Limited Armature movement detection circuit
DE19733138A1 (en) * 1997-07-31 1999-02-04 Fev Motorentech Gmbh & Co Kg Identification of the armature position in an electromagnetic actuator

Also Published As

Publication number Publication date
US6949923B2 (en) 2005-09-27
EP1302952B1 (en) 2013-04-24
EP1302952A2 (en) 2003-04-16
DE10150199A1 (en) 2003-04-24
US20030071613A1 (en) 2003-04-17

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