KR102469640B1 - 연료 인젝터의 작동에 의해 야기되는 분사 과정의 특성 시점 결정 방법 - Google Patents

연료 인젝터의 작동에 의해 야기되는 분사 과정의 특성 시점 결정 방법 Download PDF

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Publication number
KR102469640B1
KR102469640B1 KR1020187002458A KR20187002458A KR102469640B1 KR 102469640 B1 KR102469640 B1 KR 102469640B1 KR 1020187002458 A KR1020187002458 A KR 1020187002458A KR 20187002458 A KR20187002458 A KR 20187002458A KR 102469640 B1 KR102469640 B1 KR 102469640B1
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KR
South Korea
Prior art keywords
signal
sensor
fuel injector
characteristic
injection process
Prior art date
Application number
KR1020187002458A
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English (en)
Korean (ko)
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KR20180022868A (ko
Inventor
홀거 라프
베른트 비혀트
슈테판 슈타인
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로베르트 보쉬 게엠베하
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Publication of KR20180022868A publication Critical patent/KR20180022868A/ko
Application granted granted Critical
Publication of KR102469640B1 publication Critical patent/KR102469640B1/ko

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    • 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
    • F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
    • F02D41/26—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using computer, e.g. microprocessor
    • F02D41/28—Interface circuits
    • 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
    • F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
    • F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
    • F02D41/2425—Particular ways of programming the data
    • F02D41/2429—Methods of calibrating or learning
    • F02D41/2451—Methods of calibrating or learning characterised by what is learned or calibrated
    • F02D41/2464—Characteristics of actuators
    • F02D41/2467—Characteristics of actuators for injectors
    • 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
    • F02D41/38—Controlling fuel injection of the high pressure type
    • F02D41/40—Controlling fuel injection of the high pressure type with means for controlling injection timing or duration
    • 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
    • F02D2041/2055—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit with means for determining actual opening or closing time
    • 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
    • F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
    • F02D41/26—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using computer, e.g. microprocessor
    • F02D41/28—Interface circuits
    • F02D2041/281—Interface circuits between sensors and control unit
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D2200/00—Input parameters for engine control
    • F02D2200/02—Input parameters for engine control the parameters being related to the engine
    • F02D2200/06—Fuel or fuel supply system parameters
    • F02D2200/0602—Fuel pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D2200/00—Input parameters for engine control
    • F02D2200/02—Input parameters for engine control the parameters being related to the engine
    • F02D2200/06—Fuel or fuel supply system parameters
    • F02D2200/0618—Actual fuel injection timing or delay, e.g. determined from fuel pressure drop
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D2250/00—Engine control related to specific problems or objectives
    • F02D2250/16—End position calibration, i.e. calculation or measurement of actuator end positions, e.g. for throttle or its driving actuator
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/24—Fuel-injection apparatus with sensors
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/40—Engine management systems

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Fuel-Injection Apparatus (AREA)
KR1020187002458A 2015-06-30 2016-06-01 연료 인젝터의 작동에 의해 야기되는 분사 과정의 특성 시점 결정 방법 KR102469640B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102015212119.4 2015-06-30
DE102015212119.4A DE102015212119A1 (de) 2015-06-30 2015-06-30 Verfahren zum Ermitteln eines charakteristischen Zeitpunktes eines durch eine Ansteuerung eines Kraftstoffinjektors verursachten Einspritzvorgangs
PCT/EP2016/062365 WO2017001134A1 (de) 2015-06-30 2016-06-01 Verfahren zum ermitteln eines charakteristischen zeitpunktes eines durch eine ansteuerung eines kraftstoffinjektors verursachten einspritzvorgangs

Publications (2)

Publication Number Publication Date
KR20180022868A KR20180022868A (ko) 2018-03-06
KR102469640B1 true KR102469640B1 (ko) 2022-11-22

Family

ID=56092935

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020187002458A KR102469640B1 (ko) 2015-06-30 2016-06-01 연료 인젝터의 작동에 의해 야기되는 분사 과정의 특성 시점 결정 방법

Country Status (4)

Country Link
KR (1) KR102469640B1 (zh)
CN (1) CN107787401B (zh)
DE (1) DE102015212119A1 (zh)
WO (1) WO2017001134A1 (zh)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102016206369B3 (de) * 2016-04-15 2017-06-14 Continental Automotive Gmbh Verfahren zum Ermitteln des Servoventilschließzeitpunktes bei piezogetriebenen Injektoren und Kraftstoffeinspritzsystem
DE102020208057A1 (de) 2020-06-29 2021-12-30 Robert Bosch Gesellschaft mit beschränkter Haftung Verfahren zum Ermitteln eines charakteristischen Zeitpunktes eines Einspritzvorgangs eines Kraftstoffinjektors
DE102021205382A1 (de) 2021-05-27 2022-12-01 Robert Bosch Gesellschaft mit beschränkter Haftung Verfahren zum Ermitteln eines charakteristischen Zeitpunktes eines Einspritzvorgangs eines Kraftstoffinjektors
DE102021211261A1 (de) 2021-10-06 2023-04-06 Robert Bosch Gesellschaft mit beschränkter Haftung Verfahren zum Erkennen eines Fehlers in einem Sensorsignal beim Betrieb eines Kraftstoffinjektors

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100116252A1 (en) 2008-10-02 2010-05-13 Wolfgang Fischer Method and control unit for operating an injection valve
DE102013205518A1 (de) * 2013-03-27 2014-10-02 Continental Automotive Gmbh Ermittlung des Zeitpunkts eines vorbestimmten Öffnungszustandes eines Kraftstoffinjektors
WO2015010851A1 (de) 2013-07-24 2015-01-29 Continental Automotive Gmbh Ermittlung des zeitpunkts eines vorbestimmten öffnungszustandes eines kraftstoffinjektors

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4428427B2 (ja) * 2007-08-31 2010-03-10 株式会社デンソー 燃料噴射特性検出装置及び燃料噴射指令補正装置
JP4835715B2 (ja) * 2009-03-25 2011-12-14 株式会社デンソー 燃料噴射状態検出装置
DE102010000827A1 (de) 2010-01-12 2011-07-14 Robert Bosch GmbH, 70469 Kraftstoffinjektor
DE102010043306B4 (de) * 2010-11-03 2023-06-07 Robert Bosch Gmbh Verfahren zum Betreiben eines magnetischen Schaltgliedes, elektrische Schaltung zum Betreiben des magnetischen Schaltgliedes sowie eine Steuer- und/oder Regeleinrichtung
DE102011075732B4 (de) * 2011-05-12 2021-02-11 Vitesco Technologies GmbH Regelverfahren für ein Einspritzventil und Einspritzsystem
JP5445601B2 (ja) * 2011-09-26 2014-03-19 株式会社デンソー 制御装置
DE102013201134A1 (de) * 2013-01-24 2014-07-24 Robert Bosch Gmbh Verfahren zum Betreiben eines Magnetventils
DE102013208528B3 (de) * 2013-05-08 2014-08-21 Continental Automotive Gmbh Verfahren zur Ermittlung der Öffnungs- und/oder Schließzeit der Düsennadel eines Einspritzventils
DE102015201512A1 (de) 2015-01-29 2016-08-04 Robert Bosch Gmbh Verfahren zum Ermitteln eines charakteristischen Zeitpunktes eines Einspritzvorgangs eines Kraftstoffinjektors
DE102015201514A1 (de) 2015-01-29 2016-08-04 Robert Bosch Gmbh Verfahren zum Ermitteln eines charakteristischen Zeitpunktes eines Einspritzvor-gangs eines Kraftstoffinjektors

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100116252A1 (en) 2008-10-02 2010-05-13 Wolfgang Fischer Method and control unit for operating an injection valve
DE102013205518A1 (de) * 2013-03-27 2014-10-02 Continental Automotive Gmbh Ermittlung des Zeitpunkts eines vorbestimmten Öffnungszustandes eines Kraftstoffinjektors
WO2015010851A1 (de) 2013-07-24 2015-01-29 Continental Automotive Gmbh Ermittlung des zeitpunkts eines vorbestimmten öffnungszustandes eines kraftstoffinjektors

Also Published As

Publication number Publication date
WO2017001134A1 (de) 2017-01-05
DE102015212119A1 (de) 2017-01-05
KR20180022868A (ko) 2018-03-06
CN107787401A (zh) 2018-03-09
CN107787401B (zh) 2021-05-18

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