FR3094408B1 - Procédé de commande d’un injecteur de carburant haute pression - Google Patents

Procédé de commande d’un injecteur de carburant haute pression Download PDF

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Publication number
FR3094408B1
FR3094408B1 FR1903118A FR1903118A FR3094408B1 FR 3094408 B1 FR3094408 B1 FR 3094408B1 FR 1903118 A FR1903118 A FR 1903118A FR 1903118 A FR1903118 A FR 1903118A FR 3094408 B1 FR3094408 B1 FR 3094408B1
Authority
FR
France
Prior art keywords
transistor
diode
controlling
fuel injector
solenoid
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.)
Active
Application number
FR1903118A
Other languages
English (en)
Other versions
FR3094408A1 (fr
Inventor
Thierry Bavois
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.)
Vitesco Technologies GmbH
Original Assignee
Continental Automotive France SAS
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 Continental Automotive France SAS filed Critical Continental Automotive France SAS
Priority to FR1903118A priority Critical patent/FR3094408B1/fr
Priority to US17/424,205 priority patent/US11391233B2/en
Priority to CN202080024122.8A priority patent/CN113574264B/zh
Priority to PCT/EP2020/057932 priority patent/WO2020193456A1/fr
Publication of FR3094408A1 publication Critical patent/FR3094408A1/fr
Application granted granted Critical
Publication of FR3094408B1 publication Critical patent/FR3094408B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • 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
    • F02D2041/2003—Output circuits, e.g. for controlling currents in command coils using means for creating a boost voltage, i.e. generation or use of a voltage higher than the battery voltage, e.g. to speed up injector opening
    • 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
    • F02D2041/2003—Output circuits, e.g. for controlling currents in command coils using means for creating a boost voltage, i.e. generation or use of a voltage higher than the battery voltage, e.g. to speed up injector opening
    • F02D2041/2006—Output circuits, e.g. for controlling currents in command coils using means for creating a boost voltage, i.e. generation or use of a voltage higher than the battery voltage, e.g. to speed up injector opening by using a boost capacitor
    • 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
    • F02D2041/2003—Output circuits, e.g. for controlling currents in command coils using means for creating a boost voltage, i.e. generation or use of a voltage higher than the battery voltage, e.g. to speed up injector opening
    • F02D2041/201—Output circuits, e.g. for controlling currents in command coils using means for creating a boost voltage, i.e. generation or use of a voltage higher than the battery voltage, e.g. to speed up injector opening by using a boost inductance
    • 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
    • F02D2041/2068—Output circuits, e.g. for controlling currents in command coils characterised by the circuit design or special circuit elements
    • F02D2041/2082—Output circuits, e.g. for controlling currents in command coils characterised by the circuit design or special circuit elements the circuit being adapted to distribute current between different actuators or recuperate energy from actuators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D2400/00—Control systems adapted for specific engine types; Special features of engine control systems not otherwise provided for; Power supply, connectors or cabling for engine control systems
    • F02D2400/16—Adaptation of engine control systems to a different battery voltages, e.g. for using high voltage batteries

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)

Abstract

Procédé de commande d’un injecteur de carburant muni d’un solénoïde d’actionnement d’une aiguille ouvrant l’injecteur et d’un ressort de rappel de ladite aiguille en position fermée, le solénoïde étant alimenté par un moyen de commande comprenant un premier potentiel connecté au drain d’un premier transistor, la source du premier transistor étant connectée à l’anode d’une première diode, la cathode de la première diode étant connectée à la cathode d’une deuxième diode, à un premier connecteur du solénoïde et à la source d’un deuxième transistor, le drain d’un deuxième transistor étant connecté à un deuxième potentiel, l’anode de la deuxième diode étant connectée à la masse, le deuxième potentiel étant connecté à la masse par l’intermédiaire d’une capacité et à la cathode d’une troisième diode, l’anode de la troisième diode étant connectée à un deuxième connecteur du solénoïde et au drain d’un troisième transistor, la source du troisième transistor étant connectée à la masse. Pas de figure
FR1903118A 2019-03-26 2019-03-26 Procédé de commande d’un injecteur de carburant haute pression Active FR3094408B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR1903118A FR3094408B1 (fr) 2019-03-26 2019-03-26 Procédé de commande d’un injecteur de carburant haute pression
US17/424,205 US11391233B2 (en) 2019-03-26 2020-03-23 Method for controlling a high-pressure fuel injector
CN202080024122.8A CN113574264B (zh) 2019-03-26 2020-03-23 用于控制高压燃料喷射器的控制方法
PCT/EP2020/057932 WO2020193456A1 (fr) 2019-03-26 2020-03-23 Procede de commande d'un injecteur de carburant haute pression

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1903118A FR3094408B1 (fr) 2019-03-26 2019-03-26 Procédé de commande d’un injecteur de carburant haute pression
FR1903118 2019-03-26

Publications (2)

Publication Number Publication Date
FR3094408A1 FR3094408A1 (fr) 2020-10-02
FR3094408B1 true FR3094408B1 (fr) 2021-03-05

Family

ID=67185452

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1903118A Active FR3094408B1 (fr) 2019-03-26 2019-03-26 Procédé de commande d’un injecteur de carburant haute pression

Country Status (4)

Country Link
US (1) US11391233B2 (fr)
CN (1) CN113574264B (fr)
FR (1) FR3094408B1 (fr)
WO (1) WO2020193456A1 (fr)

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3665901A (en) * 1968-12-27 1972-05-30 Sopromi Soc Proc Modern Inject System controlling the speedy energization of electromagnets, chiefly those controlling the opening of electromagnetic injectors in internal combustion engines
US4774624A (en) 1987-07-06 1988-09-27 Motorola, Inc. Boost voltage power supply for vehicle control system
JP3222012B2 (ja) * 1994-06-28 2001-10-22 株式会社日本自動車部品総合研究所 電磁弁駆動回路
DE19701471A1 (de) * 1997-01-17 1998-07-23 Bosch Gmbh Robert Verfahren und Vorrichtung zur Ansteuerung eines elektromagnetischen Verbrauchers
DE19833830A1 (de) * 1998-07-28 2000-02-03 Bosch Gmbh Robert Verfahren und Vorrichtung zur Steuerung wenigstens eines Magnetventils
DE19957181A1 (de) * 1999-11-27 2001-05-31 Bosch Gmbh Robert Verfahren und Vorrichtung zur Ansteuerung wenigstens eines Verbrauchers
US7057870B2 (en) * 2003-07-17 2006-06-06 Cummins, Inc. Inductive load driver circuit and system
JP4363280B2 (ja) * 2004-09-08 2009-11-11 株式会社デンソー 燃料噴射装置
US7349193B2 (en) * 2005-04-26 2008-03-25 Delphi Technologies, Inc. Solenoid driver with high-voltage boost and reverse current capability
JP4474423B2 (ja) * 2007-01-12 2010-06-02 日立オートモティブシステムズ株式会社 内燃機関制御装置
DE102009003977B3 (de) * 2009-01-07 2010-07-29 Continental Automotive Gmbh Steuern des Stromflusses durch einen Spulenantrieb eines Ventils unter Verwendung eines Stromintegrals
JP5300787B2 (ja) * 2010-05-31 2013-09-25 日立オートモティブシステムズ株式会社 内燃機関制御装置
JP2013087717A (ja) * 2011-10-20 2013-05-13 Denso Corp 燃料噴射制御装置用電磁弁駆動装置
JP6105456B2 (ja) * 2013-11-29 2017-03-29 株式会社デンソー 電磁弁駆動装置
JP6511266B2 (ja) * 2014-12-25 2019-05-15 日立オートモティブシステムズ株式会社 燃料噴射弁制御装置
US10774772B2 (en) * 2015-10-20 2020-09-15 Hitachi Automotive Systems, Ltd. Vehicle control device
JP6764534B2 (ja) * 2017-06-30 2020-09-30 日立オートモティブシステムズ株式会社 電子制御装置
JP7067233B2 (ja) * 2018-04-20 2022-05-16 株式会社デンソー 噴射制御装置

Also Published As

Publication number Publication date
CN113574264A (zh) 2021-10-29
CN113574264B (zh) 2023-10-10
US20220106922A1 (en) 2022-04-07
FR3094408A1 (fr) 2020-10-02
US11391233B2 (en) 2022-07-19
WO2020193456A1 (fr) 2020-10-01

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