JP6897534B2 - 内燃機関の燃料噴射制御装置 - Google Patents
内燃機関の燃料噴射制御装置 Download PDFInfo
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- JP6897534B2 JP6897534B2 JP2017236970A JP2017236970A JP6897534B2 JP 6897534 B2 JP6897534 B2 JP 6897534B2 JP 2017236970 A JP2017236970 A JP 2017236970A JP 2017236970 A JP2017236970 A JP 2017236970A JP 6897534 B2 JP6897534 B2 JP 6897534B2
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- JP
- Japan
- Prior art keywords
- amount
- correction
- correction amount
- port injection
- fuel
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- 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.)
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Classifications
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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
- F02D41/30—Controlling fuel injection
- F02D41/3094—Controlling fuel injection the fuel injection being effected by at least two different injectors, e.g. one in the intake manifold and one in the cylinder
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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
- F02D41/02—Circuit arrangements for generating control signals
- F02D41/04—Introducing corrections for particular operating conditions
- F02D41/047—Taking into account fuel evaporation or wall wetting
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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
- F02D41/263—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using computer, e.g. microprocessor the program execution being modifiable by physical parameters
-
- 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
- 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
- F02D2200/0614—Actual fuel mass or fuel injection amount
-
- 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)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
- Fuel-Injection Apparatus (AREA)
Description
12d 筒内噴射弁
20 エンジン(内燃機関)
50 ECU(内燃機関の燃料噴射制御装置、切替部、補正部、制限部)
Claims (3)
- 筒内噴射弁及びポート噴射弁を備えた内燃機関の燃料噴射制御装置において、
前記内燃機関の運転状態に応じて、前記筒内噴射弁及びポート噴射弁からの総燃料噴射量に対する前記ポート噴射弁からの燃料噴射量の割合であるポート噴射割合を切り替える切替部と、
前記ポート噴射割合が切り替えられた場合に、前記内燃機関の運転状態に応じた燃料の基本噴射量に、補正量を反映させて前記総燃料噴射量の補正を実行する補正部と、
前記ポート噴射割合が増大するように切り替えられた場合には前記補正量を正値として算出し、前記ポート噴射割合が減少するように切り替えられた場合には前記補正量を負値として算出する算出部と、
正値及び負値の一方の前記補正量に基づいて補正が実行されている最中に、前記ポート噴射割合が切り替えられて正値及び負値の他方の前記補正量が算出された場合には、前記一方の前記補正量が前記基本噴射量に反映されることを制限する制限部と、を備えた内燃機関の燃料噴射制御装置。 - 前記制限部は、前記他方の前記補正量が正値の場合には、前記一方の前記補正量に対して下限値をゼロに設定し、前記他方の前記補正量が負値の場合には、前記一方の前記補正量に対して上限値をゼロに設定する、請求項1の内燃機関の燃料噴射制御装置。
- 前記算出部は、前記補正量が徐々にゼロに収束するように算出する、請求項1又は2の内燃機関の燃料噴射制御装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017236970A JP6897534B2 (ja) | 2017-12-11 | 2017-12-11 | 内燃機関の燃料噴射制御装置 |
US16/164,991 US10550792B2 (en) | 2017-12-11 | 2018-10-19 | Fuel injection control device for internal combustion engine and control method of internal combustion engine |
EP18201854.9A EP3495647B1 (en) | 2017-12-11 | 2018-10-22 | Fuel injection control device for internal combustion engine and control method of internal combustion engine |
CN201811504083.2A CN109899169B (zh) | 2017-12-11 | 2018-12-10 | 内燃机的燃料喷射控制装置和内燃机的控制方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017236970A JP6897534B2 (ja) | 2017-12-11 | 2017-12-11 | 内燃機関の燃料噴射制御装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2019105180A JP2019105180A (ja) | 2019-06-27 |
JP6897534B2 true JP6897534B2 (ja) | 2021-06-30 |
Family
ID=63965289
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017236970A Active JP6897534B2 (ja) | 2017-12-11 | 2017-12-11 | 内燃機関の燃料噴射制御装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US10550792B2 (ja) |
EP (1) | EP3495647B1 (ja) |
JP (1) | JP6897534B2 (ja) |
CN (1) | CN109899169B (ja) |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4134910B2 (ja) | 2004-01-16 | 2008-08-20 | トヨタ自動車株式会社 | 内燃機関の燃料噴射制御装置 |
JP4251109B2 (ja) * | 2004-04-27 | 2009-04-08 | トヨタ自動車株式会社 | 内燃機関の燃料噴射制御装置 |
JP2006063947A (ja) | 2004-08-30 | 2006-03-09 | Toyota Motor Corp | 内燃機関の制御装置 |
JP4470773B2 (ja) | 2005-03-18 | 2010-06-02 | トヨタ自動車株式会社 | 内燃機関の制御装置 |
JP2006258009A (ja) * | 2005-03-18 | 2006-09-28 | Toyota Motor Corp | 内燃機関の制御装置 |
US7426918B2 (en) * | 2006-03-20 | 2008-09-23 | Ford Global Technologies, Llc | Engine having multiple injector locations |
JP5867372B2 (ja) * | 2012-11-19 | 2016-02-24 | トヨタ自動車株式会社 | 内燃機関の制御装置 |
JP6326859B2 (ja) * | 2014-02-25 | 2018-05-23 | 三菱自動車工業株式会社 | エンジン制御装置 |
WO2016084187A1 (ja) | 2014-11-27 | 2016-06-02 | 日産自動車株式会社 | 内燃機関の燃料噴射制御装置および燃料噴射制御方法 |
WO2016193902A2 (en) | 2015-05-29 | 2016-12-08 | Bombardier Recreational Products Inc. | Internal combustion engine having two fuel injectors per cylinder and control method therefor |
DE102015223316A1 (de) * | 2015-11-25 | 2017-06-01 | Robert Bosch Gmbh | Verfahren zum Betreiben eines Verbrennungsmotors |
-
2017
- 2017-12-11 JP JP2017236970A patent/JP6897534B2/ja active Active
-
2018
- 2018-10-19 US US16/164,991 patent/US10550792B2/en not_active Expired - Fee Related
- 2018-10-22 EP EP18201854.9A patent/EP3495647B1/en active Active
- 2018-12-10 CN CN201811504083.2A patent/CN109899169B/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN109899169B (zh) | 2021-10-29 |
EP3495647B1 (en) | 2021-03-10 |
US10550792B2 (en) | 2020-02-04 |
EP3495647A1 (en) | 2019-06-12 |
CN109899169A (zh) | 2019-06-18 |
US20190178195A1 (en) | 2019-06-13 |
JP2019105180A (ja) | 2019-06-27 |
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