JPWO2021187234A1 - - Google Patents

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Publication number
JPWO2021187234A1
JPWO2021187234A1 JP2022508239A JP2022508239A JPWO2021187234A1 JP WO2021187234 A1 JPWO2021187234 A1 JP WO2021187234A1 JP 2022508239 A JP2022508239 A JP 2022508239A JP 2022508239 A JP2022508239 A JP 2022508239A JP WO2021187234 A1 JPWO2021187234 A1 JP WO2021187234A1
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
JP2022508239A
Other versions
JP7245386B2 (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 JPWO2021187234A1 publication Critical patent/JPWO2021187234A1/ja
Application granted granted Critical
Publication of JP7245386B2 publication Critical patent/JP7245386B2/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
    • F02D41/24—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
    • F02D41/402—Multiple injections
    • 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
    • F02D41/008—Controlling each cylinder individually
    • 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
    • F02D41/008—Controlling each cylinder individually
    • F02D41/0085—Balancing of cylinder outputs, e.g. speed, torque or air-fuel ratio
    • 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
    • F02D41/2441—Methods of calibrating or learning characterised by the learning 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
    • F02D41/24—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
    • F02D41/247—Behaviour for small quantities
    • 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
    • F02D2041/389—Controlling fuel injection of the high pressure type for injecting directly into the cylinder
    • 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)
  • Combined Controls Of Internal Combustion Engines (AREA)
JP2022508239A 2020-03-16 2021-03-09 内燃機関の燃料噴射制御装置及び燃料噴射制御方法 Active JP7245386B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020045102 2020-03-16
JP2020045102 2020-03-16
PCT/JP2021/009260 WO2021187234A1 (ja) 2020-03-16 2021-03-09 内燃機関の燃料噴射制御装置及び燃料噴射制御方法

Publications (2)

Publication Number Publication Date
JPWO2021187234A1 true JPWO2021187234A1 (ja) 2021-09-23
JP7245386B2 JP7245386B2 (ja) 2023-03-23

Family

ID=77771211

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022508239A Active JP7245386B2 (ja) 2020-03-16 2021-03-09 内燃機関の燃料噴射制御装置及び燃料噴射制御方法

Country Status (5)

Country Link
US (1) US11754016B2 (ja)
JP (1) JP7245386B2 (ja)
CN (1) CN114981532A (ja)
DE (1) DE112021001682T5 (ja)
WO (1) WO2021187234A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11795887B1 (en) * 2022-07-19 2023-10-24 Caterpillar Inc. Fuel injector variability reduction

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11343911A (ja) * 1998-03-31 1999-12-14 Mazda Motor Corp 筒内噴射式エンジンの燃料制御装置
JP2002295296A (ja) * 2001-03-30 2002-10-09 Toyota Motor Corp 筒内噴射式内燃機関の燃料噴射制御装置
JP2003027995A (ja) * 2001-07-13 2003-01-29 Mazda Motor Corp ディーゼルエンジンの制御装置及び制御方法
JP2008101625A (ja) * 2007-11-22 2008-05-01 Denso Corp 内燃機関用噴射量制御装置
JP2015063928A (ja) * 2013-09-25 2015-04-09 日立オートモティブシステムズ株式会社 燃料噴射装置の駆動装置
WO2017122328A1 (ja) * 2016-01-14 2017-07-20 日産自動車株式会社 筒内直噴式内燃機関の制御方法及び制御装置
JP2017133438A (ja) * 2016-01-28 2017-08-03 日立オートモティブシステムズ株式会社 内燃機関の燃料噴射制御装置及び燃料噴射システム

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0286940A (ja) * 1988-09-24 1990-03-27 Mitsubishi Electric Corp 内燃機関の制御装置
EP1284349B1 (en) * 2001-08-15 2009-03-25 Nissan Motor Co., Ltd. Fuel injection control for start-up of internal combustion engine
JP5002171B2 (ja) * 2006-03-14 2012-08-15 日産自動車株式会社 内燃機関の空燃比制御装置
JP4656198B2 (ja) * 2008-07-15 2011-03-23 株式会社デンソー 燃料噴射制御装置

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11343911A (ja) * 1998-03-31 1999-12-14 Mazda Motor Corp 筒内噴射式エンジンの燃料制御装置
JP2002295296A (ja) * 2001-03-30 2002-10-09 Toyota Motor Corp 筒内噴射式内燃機関の燃料噴射制御装置
JP2003027995A (ja) * 2001-07-13 2003-01-29 Mazda Motor Corp ディーゼルエンジンの制御装置及び制御方法
JP2008101625A (ja) * 2007-11-22 2008-05-01 Denso Corp 内燃機関用噴射量制御装置
JP2015063928A (ja) * 2013-09-25 2015-04-09 日立オートモティブシステムズ株式会社 燃料噴射装置の駆動装置
WO2017122328A1 (ja) * 2016-01-14 2017-07-20 日産自動車株式会社 筒内直噴式内燃機関の制御方法及び制御装置
JP2017133438A (ja) * 2016-01-28 2017-08-03 日立オートモティブシステムズ株式会社 内燃機関の燃料噴射制御装置及び燃料噴射システム

Also Published As

Publication number Publication date
CN114981532A (zh) 2022-08-30
JP7245386B2 (ja) 2023-03-23
US11754016B2 (en) 2023-09-12
WO2021187234A1 (ja) 2021-09-23
US20230119411A1 (en) 2023-04-20
DE112021001682T5 (de) 2022-12-29

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