JPWO2021260998A1 - - Google Patents

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Publication number
JPWO2021260998A1
JPWO2021260998A1 JP2022532279A JP2022532279A JPWO2021260998A1 JP WO2021260998 A1 JPWO2021260998 A1 JP WO2021260998A1 JP 2022532279 A JP2022532279 A JP 2022532279A JP 2022532279 A JP2022532279 A JP 2022532279A JP WO2021260998 A1 JPWO2021260998 A1 JP WO2021260998A1
Authority
JP
Japan
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
JP2022532279A
Other versions
JP7312326B2 (ja
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 filed Critical
Publication of JPWO2021260998A1 publication Critical patent/JPWO2021260998A1/ja
Application granted granted Critical
Publication of JP7312326B2 publication Critical patent/JP7312326B2/ja
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
    • F02D41/22—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
    • F02D41/20—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
    • F02D41/22—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
    • 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
    • F02D41/402—Multiple injections
    • 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
    • F02M51/00—Fuel-injection apparatus characterised by being operated electrically
    • 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
    • F02D2041/202—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit
    • F02D2041/2058—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit using information of the actual current value
    • 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
    • F02D2041/224—Diagnosis of the fuel system
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
JP2022532279A 2020-06-23 2021-02-09 燃料噴射制御装置 Active JP7312326B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020108259 2020-06-23
JP2020108259 2020-06-23
PCT/JP2021/004715 WO2021260998A1 (ja) 2020-06-23 2021-02-09 燃料噴射制御装置

Publications (2)

Publication Number Publication Date
JPWO2021260998A1 true JPWO2021260998A1 (ja) 2021-12-30
JP7312326B2 JP7312326B2 (ja) 2023-07-20

Family

ID=79282310

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022532279A Active JP7312326B2 (ja) 2020-06-23 2021-02-09 燃料噴射制御装置

Country Status (4)

Country Link
US (1) US11885275B2 (ja)
JP (1) JP7312326B2 (ja)
CN (1) CN115698494A (ja)
WO (1) WO2021260998A1 (ja)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02228572A (ja) * 1989-03-02 1990-09-11 Fuji Heavy Ind Ltd インジェクタの診断装置
JPH11190247A (ja) * 1997-12-25 1999-07-13 Hitachi Ltd エンジン燃料供給診断装置および方法
JP2010024981A (ja) * 2008-07-18 2010-02-04 Denso Corp パティキュレートフィルタ再生装置及びその駆動方法
JP2012127194A (ja) * 2010-12-13 2012-07-05 Hitachi Automotive Systems Ltd 内燃機関制御装置
JP2013036344A (ja) * 2011-08-03 2013-02-21 Denso Corp 燃料噴射制御装置及び燃料噴射制御システム
WO2018155084A1 (ja) * 2017-02-21 2018-08-30 日立オートモティブシステムズ株式会社 電子制御装置および電子制御装置の異常正常判定方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3894088B2 (ja) * 2002-10-07 2007-03-14 株式会社日立製作所 燃料供給装置
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
JP4656198B2 (ja) * 2008-07-15 2011-03-23 株式会社デンソー 燃料噴射制御装置
KR101601432B1 (ko) * 2014-06-17 2016-03-10 현대자동차주식회사 인젝터 구동 제어 장치
JPWO2016129402A1 (ja) 2015-02-09 2017-09-28 日立オートモティブシステムズ株式会社 燃料噴射弁の制御装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02228572A (ja) * 1989-03-02 1990-09-11 Fuji Heavy Ind Ltd インジェクタの診断装置
JPH11190247A (ja) * 1997-12-25 1999-07-13 Hitachi Ltd エンジン燃料供給診断装置および方法
JP2010024981A (ja) * 2008-07-18 2010-02-04 Denso Corp パティキュレートフィルタ再生装置及びその駆動方法
JP2012127194A (ja) * 2010-12-13 2012-07-05 Hitachi Automotive Systems Ltd 内燃機関制御装置
JP2013036344A (ja) * 2011-08-03 2013-02-21 Denso Corp 燃料噴射制御装置及び燃料噴射制御システム
WO2018155084A1 (ja) * 2017-02-21 2018-08-30 日立オートモティブシステムズ株式会社 電子制御装置および電子制御装置の異常正常判定方法

Also Published As

Publication number Publication date
US11885275B2 (en) 2024-01-30
CN115698494A (zh) 2023-02-03
US20230228227A1 (en) 2023-07-20
JP7312326B2 (ja) 2023-07-20
WO2021260998A1 (ja) 2021-12-30

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