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DE3768018D1 - Schaltung zur fehlerfeststellung in einem induktiven lastkreis. - Google Patents

Schaltung zur fehlerfeststellung in einem induktiven lastkreis.

Info

Publication number
DE3768018D1
DE3768018D1 DE8787305105T DE3768018T DE3768018D1 DE 3768018 D1 DE3768018 D1 DE 3768018D1 DE 8787305105 T DE8787305105 T DE 8787305105T DE 3768018 T DE3768018 T DE 3768018T DE 3768018 D1 DE3768018 D1 DE 3768018D1
Authority
DE
Germany
Prior art keywords
circuit
inductive load
detecting faults
load circuit
faults
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
DE8787305105T
Other languages
English (en)
Inventor
Kousaku Uota
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Application granted granted Critical
Publication of DE3768018D1 publication Critical patent/DE3768018D1/de
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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/34—Testing dynamo-electric machines
    • G01R31/346—Testing of armature or field windings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/22—Safety or indicating devices for abnormal conditions
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/22—Safety or indicating devices for abnormal conditions
    • F02D41/221—Safety or indicating devices for abnormal conditions relating to the failure of actuators or electrically driven elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/30—Controlling fuel injection
    • F02D41/3005—Details not otherwise provided for
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
    • G01R29/02—Measuring characteristics of individual pulses, e.g. deviation from pulse flatness, rise time or duration
    • G01R29/027—Indicating that a pulse characteristic is either above or below a predetermined value or within or beyond a predetermined range of values
    • G01R29/0273—Indicating that a pulse characteristic is either above or below a predetermined value or within or beyond a predetermined range of values the pulse characteristic being duration, i.e. width (indicating that frequency of pulses is above or below a certain limit)
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/005—Testing of electric installations on transport means
    • G01R31/006—Testing of electric installations on transport means on road vehicles, e.g. automobiles or trucks
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/20—Output circuits, e.g. for controlling currents in command coils
    • F02D2041/202—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit
    • F02D2041/2051—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit using voltage control
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/22—Safety or indicating devices for abnormal conditions
    • F02D2041/228—Warning displays

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Electronic Switches (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Testing Electric Properties And Detecting Electric Faults (AREA)
DE8787305105T 1986-06-09 1987-06-09 Schaltung zur fehlerfeststellung in einem induktiven lastkreis. Expired - Lifetime DE3768018D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61133422A JPH0792016B2 (ja) 1986-06-09 1986-06-09 内燃機関用燃料噴射弁駆動回路の故障検出回路

Publications (1)

Publication Number Publication Date
DE3768018D1 true DE3768018D1 (de) 1991-03-21

Family

ID=15104402

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787305105T Expired - Lifetime DE3768018D1 (de) 1986-06-09 1987-06-09 Schaltung zur fehlerfeststellung in einem induktiven lastkreis.

Country Status (6)

Country Link
US (1) US4814937A (de)
EP (1) EP0249448B1 (de)
JP (1) JPH0792016B2 (de)
KR (1) KR900008880B1 (de)
AU (1) AU581369B2 (de)
DE (1) DE3768018D1 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2651890B1 (fr) * 1989-09-11 1991-12-13 Siemens Bendix Automotive Elec Dispositif de detection et de discrimination de defauts de fonctionnement d'un circuit d'alimentation electrique.
DE4010198A1 (de) * 1990-03-30 1991-10-02 Bosch Gmbh Robert Verfahren zum ueberwachen von induktiven lasten auf fehler
IT1241365B (it) * 1990-12-21 1994-01-10 Sgs Thomson Microelectronics Circuito di pilotaggio di carichi induttivi, in particolare per iniettori di carburante
IT1245044B (it) * 1991-04-09 1994-09-13 Sgs Thomson Microelectronics Circuito di rilevamento di corto-circuito in dispositivi di pilotaggiodi carichi induttivi
US5214558A (en) * 1991-10-25 1993-05-25 International Business Machines Corporation Chopper drive control circuit
JPH06333732A (ja) * 1993-05-27 1994-12-02 Souwa Syst Kaihatsu Kk 制御用ソレノイド作動検出装置
IT1261580B (it) * 1993-09-07 1996-05-23 Fiat Ricerche Metodo di diagnosi di guasti di iniettori di impianti di iniezione ad alta pressione per motori a combustione interna
DE19605759A1 (de) * 1996-02-06 1997-08-07 Kloeckner Moeller Gmbh Elektronische Schaltmagnetansteuerung zum Halten eines Schützes
US5808471A (en) * 1996-08-02 1998-09-15 Ford Global Technologies, Inc. Method and system for verifying solenoid operation
DE10016556B4 (de) * 1999-04-30 2007-10-11 Robert Bosch Gmbh Vorrichtung und Verfahren zur Überwachung der Ansteuerung eines Stellglieds, insbesondere eines elektromagnetischen Verbrauchers
JP2002324710A (ja) * 2000-12-28 2002-11-08 Komatsu Ltd 誘導負荷の異常判断装置および方法
JP3699370B2 (ja) * 2001-07-13 2005-09-28 三菱電機株式会社 燃料噴射装置の故障検出回路
JP3699372B2 (ja) 2001-07-23 2005-09-28 三菱電機株式会社 車載エンジン制御装置
JP3654645B2 (ja) 2002-05-21 2005-06-02 三菱電機株式会社 モータ駆動系の異常検出装置
JP2005180217A (ja) 2003-12-16 2005-07-07 Mitsubishi Electric Corp 筒内噴射式エンジンのインジェクタ制御装置
US7432721B2 (en) 2006-12-18 2008-10-07 Temic Automotive Of North America, Inc. Solenoid actuator motion detection
JP5542884B2 (ja) * 2012-08-30 2014-07-09 三菱電機株式会社 車載エンジン制御装置
WO2015053206A1 (ja) * 2013-10-10 2015-04-16 日立オートモティブシステムズ株式会社 電子制御装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3868625A (en) * 1972-12-20 1975-02-25 United Aircraft Corp Surge indicator for turbine engines
GB1520882A (en) * 1974-07-24 1978-08-09 Lucas Industries Ltd Electronic fuel control for a gas turbine engine
SE403508B (sv) * 1974-12-19 1978-08-21 United Technologies Corp Apparat for testning av tendspole/kondensator i en forbrenningsmotors tendningssystem
US4112317A (en) * 1977-05-05 1978-09-05 The United States Of America As Represented By The Secretary Of The Army Pulse amplitude and width detection system
US4345564A (en) * 1979-08-01 1982-08-24 Nissan Motor Company, Limited Fuel injection valve drive system
JPS5749059A (en) * 1980-09-08 1982-03-20 Toshiba Corp Driving circuit of injector
US4400756A (en) * 1981-08-27 1983-08-23 Motorola, Inc. Inductive load driver protection circuits having minimal power dissipation
JPS5886711A (ja) * 1981-11-19 1983-05-24 Canon Inc 誤動作検出方式
US4453194A (en) * 1982-03-01 1984-06-05 International Business Machines Corporation Integrated power circuit with current sensing means
JPS608760A (ja) * 1983-06-29 1985-01-17 Yuniki Eng:Kk 各種コイルの判定装置
US4623833A (en) * 1984-12-31 1986-11-18 Motorola, Inc. Alternator system multifunction fault detector
US4589401A (en) * 1985-04-12 1986-05-20 Motorola, Inc. Injector driver fault detect and protection device

Also Published As

Publication number Publication date
US4814937A (en) 1989-03-21
JPS62290111A (ja) 1987-12-17
KR900008880B1 (ko) 1990-12-11
EP0249448A1 (de) 1987-12-16
EP0249448B1 (de) 1991-02-13
AU581369B2 (en) 1989-02-16
AU7405687A (en) 1987-12-10
JPH0792016B2 (ja) 1995-10-09
KR880000686A (ko) 1988-03-28

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Legal Events

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8364 No opposition during term of opposition