JP3933115B2 - 内燃機関の吸気制御装置 - Google Patents
内燃機関の吸気制御装置 Download PDFInfo
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- JP3933115B2 JP3933115B2 JP2003332749A JP2003332749A JP3933115B2 JP 3933115 B2 JP3933115 B2 JP 3933115B2 JP 2003332749 A JP2003332749 A JP 2003332749A JP 2003332749 A JP2003332749 A JP 2003332749A JP 3933115 B2 JP3933115 B2 JP 3933115B2
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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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
- F01L13/0015—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque
- F01L13/0021—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque by modification of rocker arm ratio
- F01L13/0026—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque by modification of rocker arm ratio by means of an eccentric
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
- F01L13/0015—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque
- F01L13/0063—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque by modification of cam contact point by displacing an intermediate lever or wedge-shaped intermediate element, e.g. Tourtelot
-
- 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
- F02D41/0005—Controlling intake air during deceleration
-
- 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
- F02D41/12—Introducing corrections for particular operating conditions for deceleration
- F02D41/123—Introducing corrections for particular operating conditions for deceleration the fuel injection being cut-off
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D9/00—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits
- F02D9/02—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits concerning induction conduits
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/34—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/02—Valve drive
- F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
- F01L1/047—Camshafts
- F01L1/053—Camshafts overhead type
- F01L2001/0537—Double overhead camshafts [DOHC]
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
- F01L13/0015—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque
- F01L13/0063—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque by modification of cam contact point by displacing an intermediate lever or wedge-shaped intermediate element, e.g. Tourtelot
- F01L2013/0073—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque by modification of cam contact point by displacing an intermediate lever or wedge-shaped intermediate element, e.g. Tourtelot with an oscillating cam acting on the valve of the "Delphi" type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L2800/00—Methods of operation using a variable valve timing mechanism
-
- 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
- F02D13/0269—Controlling the valves to perform a Miller-Atkinson cycle
-
- 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
- F02D13/04—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation using engine as brake
-
- 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
- F02D13/08—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing for rendering engine inoperative or idling
-
- 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
- F02D2041/001—Controlling intake air for engines with variable valve actuation
-
- 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)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
- Valve Device For Special Equipments (AREA)
Description
複数の気筒の吸気通路が接続するコレクタと、
このコレクタの上流に位置し、制御信号により開度が調整されるスロットル弁と、
上記コレクタ内の負圧を利用して作動する負圧機器と、
吸気弁の作動角とバルブリフト量の少なくとも一方を可変とする可変動弁機構と、
燃料供給を停止すべき減速燃料カット条件が成立するか否かを判定する減速判定手段と、
上記減速燃料カット条件が成立する場合に、燃料供給の停止制御を行う燃料カット手段と、
上記減速燃料カット条件が成立している状態で、かつ、上記燃料カット手段により燃料供給の停止制御を開始する前に、上記可変動弁機構により吸気弁の作動角とバルブリフト量の少なくとも一方を、上記減速燃料カット条件が成立する状態でコレクタ内に所定負圧を確保するために必要な吸気弁の作動角又はバルブリフト量よりも低い所定の極小値まで低下させるリフト作動角低下手段と、
上記燃料カット手段により燃料供給の停止制御が開始された後に、上記可変動弁機構により吸気弁の作動角とバルブリフト量の少なくとも一方を、上記極小値からアイドル域での吸気弁の作動角又はバルブリフト量に相当するアイドル基準値へ向けて増加させるリフト作動角増加手段と、を有している。
18…スロットル弁
19…エンジンコントロールユニット
51…リフト・作動角可変機構
71…位相可変機構
Claims (5)
- 複数の気筒の吸気通路が接続するコレクタと、
このコレクタの上流に位置し、制御信号により開度が調整されるスロットル弁と、
上記コレクタ内の負圧を利用して作動する負圧機器と、
吸気弁の作動角とバルブリフト量の少なくとも一方を可変とする可変動弁機構と、
燃料供給を停止すべき減速燃料カット条件が成立するか否かを判定する減速判定手段と、
上記減速燃料カット条件が成立する場合に、燃料供給の停止制御を行う燃料カット手段と、
上記減速燃料カット条件が成立している状態で、かつ、上記燃料カット手段により燃料供給の停止制御を開始する前に、上記可変動弁機構により吸気弁の作動角とバルブリフト量の少なくとも一方を、上記減速燃料カット条件が成立する状態でコレクタ内に所定負圧を確保するために必要な吸気弁の作動角又はバルブリフト量よりも低い所定の極小値まで低下させるリフト作動角低下手段と、
上記燃料カット手段により燃料供給の停止制御が開始された後に、上記可変動弁機構により吸気弁の作動角とバルブリフト量の少なくとも一方を、上記極小値からアイドル域での吸気弁の作動角又はバルブリフト量に相当するアイドル基準値へ向けて増加させるリフト作動角増加手段と、を有する内燃機関の制御装置。 - 上記リフト作動角低下手段により吸気弁の作動角とバルブリフト量の少なくとも一方が極小値となってから上記燃料カット手段により燃料供給の停止制御を開始するまでの間に、第1のディレイ期間を設ける請求項1に記載の内燃機関の制御装置。
- 上記燃料カット手段により燃料供給の停止制御を開始してから上記リフト作動角増加手段により吸気弁の作動角とバルブリフト量の少なくとも一方の増加を開始するまでの間に、第2のディレイ期間を設ける請求項1又は2に記載の内燃機関の制御装置。
- 上記可変動弁機構が、吸気弁の作動角とバルブリフト量の双方を連続的に変更可能なリフト・作動角可変機構を有している請求項1〜3のいずれかに記載の内燃機関の制御装置。
- 上記リフト・作動角可変機構が、クランクシャフトに連動して回転する駆動軸に偏心して設けられた偏心カムと、アクチュエータにより回転位置が変更・保持される制御軸と、この制御軸の偏心カム部に揺動自在に支持されたロッカアームと、吸気弁を開閉させる揺動カムと、上記偏心カムとロッカアームの一端とを連係する第1のリンクと、上記ロッカアームの他端と揺動カムとを連係する第2のリンクと、を有している請求項4に記載の内燃機関の制御装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003332749A JP3933115B2 (ja) | 2003-09-25 | 2003-09-25 | 内燃機関の吸気制御装置 |
US10/934,391 US7051704B2 (en) | 2003-09-25 | 2004-09-07 | Intake air control apparatus and method for internal combustion engine |
CNB2004100824332A CN100359149C (zh) | 2003-09-25 | 2004-09-21 | 用于内燃机的进气控制装置及方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003332749A JP3933115B2 (ja) | 2003-09-25 | 2003-09-25 | 内燃機関の吸気制御装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005098202A JP2005098202A (ja) | 2005-04-14 |
JP3933115B2 true JP3933115B2 (ja) | 2007-06-20 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2003332749A Expired - Fee Related JP3933115B2 (ja) | 2003-09-25 | 2003-09-25 | 内燃機関の吸気制御装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US7051704B2 (ja) |
JP (1) | JP3933115B2 (ja) |
CN (1) | CN100359149C (ja) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4400410B2 (ja) * | 2004-10-13 | 2010-01-20 | トヨタ自動車株式会社 | 内燃機関の吸気量制御装置 |
JP2006125344A (ja) * | 2004-10-29 | 2006-05-18 | Toyota Motor Corp | 内燃機関の制御装置 |
US7469667B2 (en) | 2005-07-07 | 2008-12-30 | Ford Global Technologies, Llc | Method for controlling a variable event valvetrain |
JP4680127B2 (ja) * | 2006-05-11 | 2011-05-11 | 日立オートモティブシステムズ株式会社 | 内燃機関の減速時制御装置 |
DE102006035282A1 (de) * | 2006-07-31 | 2008-02-07 | Robert Bosch Gmbh | Verfahren zur Reduzierung des Moments einer Brennkraftmaschine |
JP4760691B2 (ja) * | 2006-12-05 | 2011-08-31 | 日産自動車株式会社 | 内燃機関の可変動弁装置 |
JP4306762B2 (ja) * | 2007-04-18 | 2009-08-05 | トヨタ自動車株式会社 | 可変バルブタイミング機構の制御装置 |
JP4919878B2 (ja) * | 2007-06-01 | 2012-04-18 | 日産自動車株式会社 | 内燃機関の吸気制御装置 |
JP5142374B2 (ja) | 2007-12-10 | 2013-02-13 | 日立オートモティブシステムズ株式会社 | 内燃機関の制御装置 |
JP5343627B2 (ja) * | 2009-03-02 | 2013-11-13 | 日産自動車株式会社 | ハイブリッド車のエンジン制御装置 |
JP2010223064A (ja) * | 2009-03-23 | 2010-10-07 | Hitachi Automotive Systems Ltd | 車両用内燃機関の吸気制御装置 |
JP4877349B2 (ja) * | 2009-03-27 | 2012-02-15 | マツダ株式会社 | 内燃機関の排気再循環を制御する方法およびそのシステム |
JP5403267B2 (ja) * | 2010-02-15 | 2014-01-29 | 三菱自動車工業株式会社 | 内燃機関の制御装置 |
US8726880B2 (en) * | 2011-06-16 | 2014-05-20 | GM Global Technology Operations LLC | Electric cam phaser control systems and methods |
JP5926907B2 (ja) * | 2011-08-31 | 2016-05-25 | ダイムラー・アクチェンゲゼルシャフトDaimler AG | エンジンの停止制御装置 |
CN103527337B (zh) * | 2013-08-16 | 2018-01-23 | 浙江吉利汽车研究院有限公司 | 汽车减速断油控制方法 |
DE102015209012B3 (de) * | 2015-05-18 | 2016-04-07 | Mtu Friedrichshafen Gmbh | Verfahren zur stoßfreien Lastaufschaltung bei aktivierter Zylinderabschaltung einer Brennkraftmaschine |
JP2017078343A (ja) * | 2015-10-19 | 2017-04-27 | トヨタ自動車株式会社 | 内燃機関の制御装置 |
JP2017078344A (ja) * | 2015-10-19 | 2017-04-27 | トヨタ自動車株式会社 | 内燃機関の制御装置 |
JP6376118B2 (ja) * | 2015-12-24 | 2018-08-22 | トヨタ自動車株式会社 | 内燃機関の制御装置 |
JP7151596B2 (ja) * | 2019-04-03 | 2022-10-12 | トヨタ自動車株式会社 | 内燃機関システム |
GB2585053B (en) * | 2019-06-26 | 2022-01-05 | Jaguar Land Rover Ltd | A controller and a method for controlling an internal combustion engine |
US20230243315A1 (en) * | 2023-03-17 | 2023-08-03 | Michael J. Holihan | Method to mitigate reverse oil flow to the combustion chamber via hybrid cylinder cutout for internal combustion engines |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0635847B2 (ja) * | 1986-01-14 | 1994-05-11 | 日産自動車株式会社 | 内燃機関の制御装置 |
JP3166539B2 (ja) | 1995-03-14 | 2001-05-14 | トヨタ自動車株式会社 | 内燃機関の制御装置 |
JPH09250373A (ja) | 1996-03-18 | 1997-09-22 | Unisia Jecs Corp | 内燃機関における大気圧検出装置 |
JP3355997B2 (ja) * | 1997-05-30 | 2002-12-09 | 株式会社日立製作所 | 内燃機関の制御方法 |
US6161521A (en) * | 1998-11-04 | 2000-12-19 | Ford Global Technologies, Inc. | Internal combustion engine having deceleration fuel shut off and camshaft controlled charge trapping |
JP4366850B2 (ja) | 2000-09-08 | 2009-11-18 | 日産自動車株式会社 | 内燃機関のバルブ制御装置 |
JP4385509B2 (ja) | 2000-09-11 | 2009-12-16 | 日産自動車株式会社 | 車両用内燃機関の制御装置 |
JP2002180856A (ja) * | 2000-12-12 | 2002-06-26 | Mitsubishi Motors Corp | エンジンの可変バルブタイミング制御装置 |
JP2003041995A (ja) * | 2001-07-26 | 2003-02-13 | Hitachi Unisia Automotive Ltd | 内燃機関のフェイルセーフ装置 |
JP3668167B2 (ja) * | 2001-09-14 | 2005-07-06 | 本田技研工業株式会社 | 内燃機関のバルブタイミング制御装置 |
-
2003
- 2003-09-25 JP JP2003332749A patent/JP3933115B2/ja not_active Expired - Fee Related
-
2004
- 2004-09-07 US US10/934,391 patent/US7051704B2/en active Active
- 2004-09-21 CN CNB2004100824332A patent/CN100359149C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US7051704B2 (en) | 2006-05-30 |
US20050066934A1 (en) | 2005-03-31 |
CN100359149C (zh) | 2008-01-02 |
CN1601070A (zh) | 2005-03-30 |
JP2005098202A (ja) | 2005-04-14 |
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