JP5011413B2 - 筒内直接燃料噴射方式内燃機関の制御装置 - Google Patents
筒内直接燃料噴射方式内燃機関の制御装置 Download PDFInfo
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- JP5011413B2 JP5011413B2 JP2010060100A JP2010060100A JP5011413B2 JP 5011413 B2 JP5011413 B2 JP 5011413B2 JP 2010060100 A JP2010060100 A JP 2010060100A JP 2010060100 A JP2010060100 A JP 2010060100A JP 5011413 B2 JP5011413 B2 JP 5011413B2
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- Prior art keywords
- injection
- ratio
- fuel
- internal combustion
- combustion engine
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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
- F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
- F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
- F02D13/0223—Variable control of the intake valves only
- F02D13/0226—Variable control of the intake valves only changing valve lift or valve lift and timing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
- F02B23/08—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition
- F02B23/10—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition with separate admission of air and fuel into cylinder
- F02B23/104—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition with separate admission of air and fuel into cylinder the injector being placed on a side position of 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
- F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
- F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
- F02D13/0223—Variable control of the intake valves only
- F02D13/0234—Variable control of the intake valves only changing the valve timing only
- F02D13/0238—Variable control of the intake valves only changing the valve timing only by shifting the phase, i.e. the opening periods of the valves are constant
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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
- F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
- F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
- F02D13/0261—Controlling the valve overlap
-
- 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
- F02D41/009—Electrical control of supply of combustible mixture or its constituents using means for generating position or synchronisation signals
-
- 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
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B75/00—Other engines
- F02B75/12—Other methods of operation
- F02B2075/125—Direct injection in the combustion chamber for spark ignition engines, i.e. not in pre-combustion chamber
-
- 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
- F02D41/0002—Controlling intake air
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- 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
Description
次に、目標空燃比と吸入空気量のマップ上に予め規定されたαを参照し(図9)、かつ、サイクル内の各噴射において、前記比α(i)を一定として分割噴射の各噴射パルス幅w(i)を演算し、これに基づいて噴射信号を出力する。
2 アクセル開度センサ
3 排気温度センサ
4 空燃比センサ
5 三元触媒
6 排気管
7a 吸気バルブ可変装置
7b 排気バルブ可変装置
8 燃焼室
9 冷却水温度センサ
10 クランク角度センサ
11 クランク軸
12 ピストン
13 インジェクタ
14 点火プラグ
15 吸気管
16 電子制御スロットル
17 吸気温度センサ
18 エアフローセンサ
19 吸気圧センサ
20 燃料圧力センサ
20a 入力回路
20b 入出力ポート
20c RAM
20d ROM
20e CPU
20f 電子制御スロットル駆動回路
20g インジェクタ駆動回路
20h 点火出力回路
20i 可変バルブ駆動回路
20j 燃料ポンプ駆動回路
21 燃料ポンプ
100 エンジン
Claims (6)
- 吸気行程中に複数回の燃料噴射を行う筒内噴射式内燃機関の制御方法であって、吸気行程中の合計燃料噴射量に対する任意の燃料噴射終了時点での積算燃料量の比である燃料噴射量割合と、吸気行程中にピストンが上死点から下死点まで移動する距離に対する前記燃料噴射終了時点での上死点からのピストン移動距離の比であるピストン移動割合との比が、一定値となるように燃料噴射量を制御することを特徴とする制御方法。
- 吸気行程中に複数回の燃料噴射を行う筒内噴射式内燃機関の制御方法であって、吸気行程中の合計燃料噴射パルス幅に対する任意の燃料噴射終了時点での積算燃料噴射パルス幅の比である燃料噴射パルス幅割合と、吸気行程中にピストンが上死点から下死点まで移動する距離に対する前記燃料噴射終了時点での上死点からのピストン移動距離の比であるピストン移動割合との比が、一定値となるように燃料噴射量を制御することを特徴とする制御方法。
- 前記複数回の燃料噴射のうち最後の燃料噴射終了直後は、燃料噴射量割合又は燃料噴射パルス幅割合がピストン移動割合よりも大きくなることを特徴とする請求項1又は2記載の制御方法。
- 吸気バルブ進角時は、前記燃料噴射パルス幅割合を、ピストン移動割合より大きくすることを特徴とする請求項2に記載の制御方法。
- 吸気行程中に複数回の燃料噴射を行う筒内噴射式内燃機関の制御方法であって、該内燃機関が冷機状態にあるとき、吸気上死点から1回目の噴射終了時期までのピストン移動距離と1回目の噴射の噴射パルス幅の比、および前記1回目の噴射以降は、直前の噴射終了時期から当該噴射終了時期までのピストン移動距離と当該噴射の噴射パルス幅の比が、サイクル内で単調増加するように燃料噴射量を制御することを特徴とする制御方法。
- 吸気バルブ遅角時は、前記吸気上死点から1回目の噴射終了時期までのピストン移動距離と1回目の噴射の噴射パルス幅の比、および前記1回目の噴射以降は、直前の噴射終了時期から当該噴射終了時期までのピストン移動距離と当該噴射の噴射パルス幅の比を、サイクル内で単調増加するように燃料噴射量を制御することを特徴とする請求項5に記載の制御方法。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010060100A JP5011413B2 (ja) | 2010-03-17 | 2010-03-17 | 筒内直接燃料噴射方式内燃機関の制御装置 |
US13/028,298 US8387587B2 (en) | 2010-03-17 | 2011-02-16 | Control unit for direct injection engine |
EP11154620.6A EP2366881A3 (en) | 2010-03-17 | 2011-02-16 | Control unit for direct injection engine |
CN201110042129.5A CN102192029B (zh) | 2010-03-17 | 2011-02-17 | 缸内燃料直接喷射式内燃机的控制装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010060100A JP5011413B2 (ja) | 2010-03-17 | 2010-03-17 | 筒内直接燃料噴射方式内燃機関の制御装置 |
Publications (2)
Publication Number | Publication Date |
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JP2011190784A JP2011190784A (ja) | 2011-09-29 |
JP5011413B2 true JP5011413B2 (ja) | 2012-08-29 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2010060100A Active JP5011413B2 (ja) | 2010-03-17 | 2010-03-17 | 筒内直接燃料噴射方式内燃機関の制御装置 |
Country Status (4)
Country | Link |
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US (1) | US8387587B2 (ja) |
EP (1) | EP2366881A3 (ja) |
JP (1) | JP5011413B2 (ja) |
CN (1) | CN102192029B (ja) |
Families Citing this family (25)
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US9476347B2 (en) | 2010-11-23 | 2016-10-25 | Woodward, Inc. | Controlled spark ignited flame kernel flow in fuel-fed prechambers |
US8584648B2 (en) | 2010-11-23 | 2013-11-19 | Woodward, Inc. | Controlled spark ignited flame kernel flow |
US9172217B2 (en) | 2010-11-23 | 2015-10-27 | Woodward, Inc. | Pre-chamber spark plug with tubular electrode and method of manufacturing same |
JP5562910B2 (ja) * | 2011-06-30 | 2014-07-30 | 日立オートモティブシステムズ株式会社 | 筒内噴射式エンジンの制御装置 |
JP5541535B2 (ja) * | 2011-09-13 | 2014-07-09 | 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 |
US8949002B2 (en) * | 2012-02-21 | 2015-02-03 | Ford Global Technologies, Llc | System and method for injecting fuel |
JP6123175B2 (ja) * | 2012-06-29 | 2017-05-10 | マツダ株式会社 | 直噴エンジンの燃料噴射装置 |
JP6107040B2 (ja) * | 2012-10-09 | 2017-04-05 | 三菱自動車工業株式会社 | 内燃機関 |
US9856848B2 (en) | 2013-01-08 | 2018-01-02 | Woodward, Inc. | Quiescent chamber hot gas igniter |
US9765682B2 (en) | 2013-06-10 | 2017-09-19 | Woodward, Inc. | Multi-chamber igniter |
JP6130280B2 (ja) | 2013-09-25 | 2017-05-17 | 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 |
JP6307971B2 (ja) * | 2014-03-27 | 2018-04-11 | 株式会社デンソー | 燃料噴射制御装置 |
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 |
CN107636275B (zh) | 2015-03-20 | 2019-12-31 | 伍德沃德有限公司 | 点燃内燃发动机中的空气燃料混合物的系统和方法 |
US9653886B2 (en) | 2015-03-20 | 2017-05-16 | Woodward, Inc. | Cap shielded ignition system |
JP6323686B2 (ja) * | 2015-07-07 | 2018-05-16 | マツダ株式会社 | エンジンの制御装置 |
US9890689B2 (en) * | 2015-10-29 | 2018-02-13 | Woodward, Inc. | Gaseous fuel combustion |
DE102015015362A1 (de) * | 2015-11-28 | 2017-06-01 | Daimler Ag | Verfahren zum Betreiben einer Verbrennungskraftmaschine, insbesondere eines Kraftwagens |
US10066576B2 (en) * | 2016-07-26 | 2018-09-04 | GM Global Technology Operations LLC | Dual injection during intake stroke for improved catalyst light off |
US9909523B1 (en) * | 2016-10-05 | 2018-03-06 | Ford Global Technologies, Llc | Methods and systems for engine fueling |
US10190525B2 (en) * | 2017-02-16 | 2019-01-29 | GM Global Technology Operations LLC | Method of calculating an angular position of a crankshaft during a fuel injection event |
JP6726130B2 (ja) * | 2017-04-13 | 2020-07-22 | 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 |
JP2018193915A (ja) * | 2017-05-17 | 2018-12-06 | マツダ株式会社 | ディーゼルエンジンの燃料噴射制御方法及び燃料噴射制御装置 |
CN109057980A (zh) * | 2018-08-01 | 2018-12-21 | 奇瑞汽车股份有限公司 | 发动机控制装置、发动机及其控制方法 |
US11415041B2 (en) | 2019-09-16 | 2022-08-16 | Woodward, Inc. | Flame triggered and controlled volumetric ignition |
Family Cites Families (12)
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JP2000073823A (ja) * | 1998-08-26 | 2000-03-07 | Nippon Soken Inc | 筒内直接噴射式内燃機関の始動時燃料噴射制御装置 |
JP2000073800A (ja) * | 1998-08-28 | 2000-03-07 | Hitachi Ltd | 電磁駆動式吸排気バルブを備えたエンジンの制御装置 |
JP4207295B2 (ja) * | 1999-03-05 | 2009-01-14 | マツダ株式会社 | 筒内噴射式エンジンの制御装置 |
JP3744328B2 (ja) * | 2000-09-08 | 2006-02-08 | トヨタ自動車株式会社 | 筒内燃料噴射式火花点火機関の燃料噴射制御装置 |
DE10105755A1 (de) * | 2001-02-08 | 2002-08-29 | Bosch Gmbh Robert | Verfahren, Computerprogramm und Steuer- und/oder Regelgerät zum Betreiben einer Brennkraftmaschine sowie Brennkraftmaschine |
JP4032690B2 (ja) * | 2001-10-09 | 2008-01-16 | 株式会社日立製作所 | 筒内噴射ガソリンエンジン |
DE10242226A1 (de) * | 2002-09-12 | 2004-03-25 | Daimlerchrysler Ag | Verfahren zum Betrieb einer fremdgezündeten Brennkraftmaschine |
JP4422677B2 (ja) * | 2005-12-28 | 2010-02-24 | 株式会社日立製作所 | 筒内噴射式内燃機関および燃料噴射方法 |
JP2007332944A (ja) * | 2006-06-19 | 2007-12-27 | Nissan Motor Co Ltd | 内燃機関の燃料噴射制御装置 |
JP2008255907A (ja) * | 2007-04-05 | 2008-10-23 | Toyota Motor Corp | 筒内噴射式エンジンの燃料噴射制御装置 |
US7464690B1 (en) * | 2007-05-29 | 2008-12-16 | Wisconsin Alumni Research Foundation | Adaptive engine injection for emissions reduction |
JP4877256B2 (ja) * | 2008-03-24 | 2012-02-15 | マツダ株式会社 | 筒内直接噴射火花点火式内燃機関及びその燃料噴射方法 |
-
2010
- 2010-03-17 JP JP2010060100A patent/JP5011413B2/ja active Active
-
2011
- 2011-02-16 US US13/028,298 patent/US8387587B2/en active Active
- 2011-02-16 EP EP11154620.6A patent/EP2366881A3/en active Pending
- 2011-02-17 CN CN201110042129.5A patent/CN102192029B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
EP2366881A3 (en) | 2018-07-11 |
US20110226214A1 (en) | 2011-09-22 |
CN102192029A (zh) | 2011-09-21 |
JP2011190784A (ja) | 2011-09-29 |
EP2366881A2 (en) | 2011-09-21 |
CN102192029B (zh) | 2014-07-16 |
US8387587B2 (en) | 2013-03-05 |
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