JP2016023569A - 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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- JP2016023569A JP2016023569A JP2014147124A JP2014147124A JP2016023569A JP 2016023569 A JP2016023569 A JP 2016023569A JP 2014147124 A JP2014147124 A JP 2014147124A JP 2014147124 A JP2014147124 A JP 2014147124A JP 2016023569 A JP2016023569 A JP 2016023569A
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- fuel
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- internal combustion
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- 238000002347 injection Methods 0.000 title claims abstract description 304
- 239000007924 injection Substances 0.000 title claims abstract description 304
- 239000000446 fuel Substances 0.000 title claims abstract description 255
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 56
- 230000001052 transient effect Effects 0.000 claims abstract description 18
- 230000006835 compression Effects 0.000 claims description 23
- 238000007906 compression Methods 0.000 claims description 23
- 238000001514 detection method Methods 0.000 claims description 12
- 230000001133 acceleration Effects 0.000 claims description 7
- 239000000243 solution Substances 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 description 7
- 238000004364 calculation method Methods 0.000 description 6
- 239000002828 fuel tank Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000000746 purification Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Images
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
- F02D41/38—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
- F02D41/02—Circuit arrangements for generating control signals
- F02D41/04—Introducing corrections for particular operating conditions
- F02D41/045—Detection of accelerating or decelerating state
-
- 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
- F02D41/10—Introducing corrections for particular operating conditions for acceleration
-
- 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
-
- 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
- F02D41/401—Controlling injection timing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/101—Three-way catalysts
-
- 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
- F02D41/18—Circuit arrangements for generating control signals by measuring intake air flow
- F02D41/182—Circuit arrangements for generating control signals by measuring intake air flow for the control of a fuel injection device
-
- 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
-
- 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
- Y02T10/12—Improving ICE efficiencies
-
- 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)
Abstract
【解決手段】内燃機関の運転状態が過渡状態と判定すると、過渡状態により変動する吸入空気量に対応する追加燃料量を前記筒内噴射弁から噴射させる追加噴射を実行する追加噴射手段と、筒内噴射弁の最小噴射量分の燃料量を、追加噴射の前の噴射の燃料量から減算する減算手段と、を備える構成とする。
【選択図】図1
Description
11 エンジン本体
12 気筒(燃焼室)
13 吸気マニホールド
14 排気マニホールド
15 吸気路噴射弁
16 筒内噴射弁
17 低圧デリバリーパイプ
18 低圧供給ポンプ
19 燃料タンク
20 高圧デリバリーパイプ
21 高圧供給ポンプ
22 吸気管(吸気通路)
23 スロットルバルブ
24 スロットルバルブセンサ(TPS)
25 エアフローセンサ
26 排気管(排気通路)
27 三元触媒
28 O2センサ
29 リニア空燃比センサ(LAFS)
40 ECU
Claims (6)
- 内燃機関の燃焼室に燃料を直接噴射する筒内噴射弁と、
前記内燃機関の運転状態を検出する運転状態検出手段と、
該運転状態検出手段の検出結果に基づいて前記内燃機関の運転状態が過渡状態と判定すると、前記過渡状態により変動する吸入空気量に対応する追加燃料量を前記筒内噴射弁から噴射させる追加噴射を実行する追加噴射手段と、
前記筒内噴射弁の最小噴射量分の燃料量を、前記追加噴射の前の噴射の燃料量から減算する減算手段と、
を備えることを特徴とする内燃機関の燃料噴射制御装置。 - 請求項1に記載の内燃機関の燃料噴射制御装置において、
前記追加噴射手段は、前記追加燃料量に前記最小噴射量分の燃料量を加算した燃料量を前記追加噴射で前記筒内噴射弁から噴射させることを特徴とする内燃機関の燃料噴射制御装置。 - 請求項1又は2に記載の内燃機関の燃料噴射制御装置において、
前記減算手段は、前記筒内噴射弁の最小噴射量分の燃料量を前記追加噴射の前の噴射の燃料量から減算した減算燃料量が前記最小噴射量分の燃料量よりも少なくなる場合には、前記減算燃料量を前記最小噴射量分の燃料量とすることを特徴とする内燃機関の燃料噴射制御装置。 - 請求項3に記載の内燃機関の燃料噴射制御装置において、
前記減算手段が、前記減算燃料量を前記最小噴射量分の燃料量とした場合、
前記追加噴射手段は、前記追加燃料量に前記追加噴射の前の噴射の燃料量を加算した燃料量を前記追加噴射で前記筒内噴射弁から噴射させることを特徴とする内燃機関の燃料噴射制御装置。 - 請求項1から4の何れか一項に記載の内燃機関の燃料噴射制御装置において、
前記追加噴射手段は、圧縮行程で前記追加噴射を実行することを特徴とする内燃機関の燃料噴射制御装置。 - 請求項1から5の何れか一項に記載の内燃機関の燃料噴射制御装置において、
前記減算手段は、前記内燃機関の運転状態が緩加速状態である場合に、前記筒内噴射弁の最小噴射量分の燃料量を、前記追加噴射の前の噴射の燃料量から減算することを特徴とする内燃機関の燃料噴射制御装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014147124A JP6365831B2 (ja) | 2014-07-17 | 2014-07-17 | 内燃機関の燃料噴射制御装置 |
EP15177164.9A EP2975249B1 (en) | 2014-07-17 | 2015-07-16 | Fuel injection control apparatus of internal combustion engine |
US14/801,492 US10337447B2 (en) | 2014-07-17 | 2015-07-16 | Fuel injection control apparatus of internal combustion engine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014147124A JP6365831B2 (ja) | 2014-07-17 | 2014-07-17 | 内燃機関の燃料噴射制御装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2016023569A true JP2016023569A (ja) | 2016-02-08 |
JP6365831B2 JP6365831B2 (ja) | 2018-08-01 |
Family
ID=53673032
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014147124A Expired - Fee Related JP6365831B2 (ja) | 2014-07-17 | 2014-07-17 | 内燃機関の燃料噴射制御装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US10337447B2 (ja) |
EP (1) | EP2975249B1 (ja) |
JP (1) | JP6365831B2 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6332625B2 (ja) * | 2014-06-30 | 2018-05-30 | 三菱自動車工業株式会社 | 燃料噴射制御装置 |
JP6840311B2 (ja) * | 2014-07-17 | 2021-03-10 | 兵庫県 | 果樹の育成方法およびその育成方法で育成した果実 |
US10041434B2 (en) * | 2016-09-08 | 2018-08-07 | Ford Global Technologies, Llc | Fuel injection operation |
CN111608834A (zh) * | 2020-04-23 | 2020-09-01 | 联合汽车电子有限公司 | 燃油喷射系统、发动机系统以及燃油喷射方法 |
Citations (8)
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JPH1122533A (ja) * | 1997-06-30 | 1999-01-26 | Unisia Jecs Corp | 直噴火花点火式内燃機関の制御装置 |
JPH11324765A (ja) * | 1998-03-17 | 1999-11-26 | Nissan Motor Co Ltd | 直噴火花点火式内燃機関の制御装置 |
JP2001123925A (ja) * | 1999-10-25 | 2001-05-08 | Mitsubishi Motors Corp | 内燃機関の制御装置 |
JP2002130024A (ja) * | 2000-10-20 | 2002-05-09 | Nissan Motor Co Ltd | 直噴火花点火式内燃機関の制御装置 |
JP2007032276A (ja) * | 2005-07-15 | 2007-02-08 | Isuzu Motors Ltd | 燃料噴射制御装置 |
JP2013087755A (ja) * | 2011-10-21 | 2013-05-13 | Toyota Motor Corp | 内燃機関の制御装置 |
JP2014055544A (ja) * | 2012-09-12 | 2014-03-27 | Honda Motor Co Ltd | 内燃機関の燃料噴射制御装置 |
JP2014062553A (ja) * | 2014-01-15 | 2014-04-10 | Mitsubishi Motors Corp | 内燃機関の燃料噴射装置 |
Family Cites Families (11)
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EP1136685B1 (en) * | 1993-12-28 | 2004-06-16 | Hitachi, Ltd. | Apparatus for and method of controlling an internal combustion engine |
JP3154324B2 (ja) * | 1996-05-15 | 2001-04-09 | トヨタ自動車株式会社 | 内燃機関の蒸発燃料処理装置 |
JP3337931B2 (ja) * | 1997-01-30 | 2002-10-28 | マツダ株式会社 | 筒内噴射式エンジン |
JP3815100B2 (ja) * | 1998-02-20 | 2006-08-30 | マツダ株式会社 | エンジンの制御装置 |
JP3695213B2 (ja) * | 1999-04-02 | 2005-09-14 | いすゞ自動車株式会社 | コモンレール式燃料噴射装置 |
WO2005124127A1 (en) * | 2004-06-15 | 2005-12-29 | Toyota Jidosha Kabushiki Kaisha | A control device for a purge system of a dual injector fuel system for an internal combustion engine |
US7866303B2 (en) * | 2007-02-15 | 2011-01-11 | Ford Global Technologies, Llc | Direct injection event-based engine starting |
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US9121364B2 (en) * | 2011-05-13 | 2015-09-01 | Toyota Jidosha Kabushiki Kaisha | Control apparatus for internal combustion engine |
JP2013209936A (ja) * | 2012-03-30 | 2013-10-10 | Toyota Motor Corp | 内燃機関の燃料噴射制御装置 |
JP2014222024A (ja) * | 2013-05-13 | 2014-11-27 | トヨタ自動車株式会社 | 内燃機関 |
-
2014
- 2014-07-17 JP JP2014147124A patent/JP6365831B2/ja not_active Expired - Fee Related
-
2015
- 2015-07-16 EP EP15177164.9A patent/EP2975249B1/en active Active
- 2015-07-16 US US14/801,492 patent/US10337447B2/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH1122533A (ja) * | 1997-06-30 | 1999-01-26 | Unisia Jecs Corp | 直噴火花点火式内燃機関の制御装置 |
JPH11324765A (ja) * | 1998-03-17 | 1999-11-26 | Nissan Motor Co Ltd | 直噴火花点火式内燃機関の制御装置 |
JP2001123925A (ja) * | 1999-10-25 | 2001-05-08 | Mitsubishi Motors Corp | 内燃機関の制御装置 |
JP2002130024A (ja) * | 2000-10-20 | 2002-05-09 | Nissan Motor Co Ltd | 直噴火花点火式内燃機関の制御装置 |
JP2007032276A (ja) * | 2005-07-15 | 2007-02-08 | Isuzu Motors Ltd | 燃料噴射制御装置 |
JP2013087755A (ja) * | 2011-10-21 | 2013-05-13 | Toyota Motor Corp | 内燃機関の制御装置 |
JP2014055544A (ja) * | 2012-09-12 | 2014-03-27 | Honda Motor Co Ltd | 内燃機関の燃料噴射制御装置 |
JP2014062553A (ja) * | 2014-01-15 | 2014-04-10 | Mitsubishi Motors Corp | 内燃機関の燃料噴射装置 |
Also Published As
Publication number | Publication date |
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EP2975249A1 (en) | 2016-01-20 |
EP2975249B1 (en) | 2017-07-12 |
JP6365831B2 (ja) | 2018-08-01 |
US20160017818A1 (en) | 2016-01-21 |
US10337447B2 (en) | 2019-07-02 |
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