JP5381067B2 - 内燃機関のバルブ制御装置 - Google Patents
内燃機関のバルブ制御装置 Download PDFInfo
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- JP5381067B2 JP5381067B2 JP2008316110A JP2008316110A JP5381067B2 JP 5381067 B2 JP5381067 B2 JP 5381067B2 JP 2008316110 A JP2008316110 A JP 2008316110A JP 2008316110 A JP2008316110 A JP 2008316110A JP 5381067 B2 JP5381067 B2 JP 5381067B2
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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
- F02D13/023—Variable control of the intake valves only changing valve lift or valve lift and timing the change of valve timing is caused by the change in valve lift, i.e. both valve lift and timing are functionally related
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- 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
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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
- 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
- F02D41/042—Introducing corrections for particular operating conditions for stopping the engine
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- 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
- F01L1/344—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 changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear
- F01L1/3442—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 changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear using hydraulic chambers with variable volume to transmit the rotating force
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- 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
- F01L1/344—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 changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear
- F01L1/3442—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 changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear using hydraulic chambers with variable volume to transmit the rotating force
- F01L2001/34423—Details relating to the hydraulic feeding circuit
- F01L2001/34426—Oil control valves
-
- 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
- F01L1/344—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 changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear
- F01L1/3442—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 changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear using hydraulic chambers with variable volume to transmit the rotating force
- F01L2001/34423—Details relating to the hydraulic feeding circuit
- F01L2001/34426—Oil control valves
- F01L2001/3443—Solenoid driven oil control valves
-
- 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
- F01L2800/01—Starting
-
- 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
- F01L2800/03—Stopping; Stalling
-
- 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
- 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
- F02D2013/0292—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation in the start-up phase, e.g. for warming-up cold engine or catalyst
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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
Description
値に一致したかを判定し、一致したときに作動中心位相をロックして、ステップS7へ進んで作動角増大制御を停止する。
10 可変動弁機構
20 位相可変機構
31 作動角センサ
54 吸気バルブ
57 マニホールド部
59 電動スロットル弁
61 ECU
62 クランク角センサ
64 エアフローメータ
67 水温センサ
Claims (10)
- バルブの作動角中心位相を連続的に変更可能で、かつ、始動時は通常運転時より遅角側の位相でロックする位相可変機構と、バルブの作動角及びリフト量のうち少なくとも1つを連続的に変更可能な可変動弁機構を備えた内燃機関のバルブ制御装置において、
横軸にクランク角、縦軸にバルブリフト量をとってバルブリフト変化を示したグラフにおけるバルブ開弁から閉弁までの面積が、機関運転停止指令後、機関の運転停止操作を完了してからの第1所定時間、アイドル状態の前記面積より大きくなるように前記可変動弁機構を制御する、
ことを特徴とする内燃機関のバルブ制御装置。 - バルブの作動角中心位相を連続的に変更可能で、かつ、始動時は通常運転時より遅角側の位相でロックする位相可変機構と、バルブの作動角及びリフト量のうち少なくとも1つを連続的に変更可能な可変動弁機構を備えた内燃機関のバルブ制御装置において、
横軸にクランク角、縦軸にバルブリフト量をとってバルブリフト変化を示したグラフにおけるバルブ開弁から閉弁までの面積が、機関運転停止指令後の第1所定時間、アイドル状態の前記面積より大きくなるように前記可変動弁機構を制御し、
その後、当該面積が減少方向となるようなバルブリフトに当該可変動弁機構を制御する、
ことを特徴とする内燃機関のバルブ制御装置。 - バルブの作動角中心位相を連続的に変更可能で、かつ、始動時は通常運転時より遅角側の位相でロックする位相可変機構と、バルブの作動角及びリフト量のうち少なくとも1つを連続的に変更可能な可変動弁機構を備えた内燃機関のバルブ制御装置において、
横軸にクランク角、縦軸にバルブリフト量をとってバルブリフト変化を示したグラフにおけるバルブ開弁から閉弁までの面積が、機関運転停止指令後の第1所定時間、アイドル状態の前記面積より大きくなるように前記可変動弁機構を制御し、
機関運転停止指令時の機関回転速度が高いときほど、アイドル状態の前記面積より大きい面積の値が小さくなる、または、アイドル状態の前記面積より大きい面積となる期間を短縮するように前記可変動弁機構を制御する、
ことを特徴とする内燃機関のバルブ制御装置。 - バルブの作動角中心位相を連続的に変更可能で、かつ、始動時は通常運転時より遅角側の位相でロックする位相可変機構と、バルブの作動角及びリフト量のうち少なくとも1つを連続的に変更可能な可変動弁機構と、を備えた内燃機関のバルブ制御装置において、
横軸にクランク角、縦軸にバルブリフト量をとってバルブリフト変化を示したグラフにおけるバルブ開弁から閉弁までの面積が、機関運転停止指令後の第1所定時間、アイドル状態の前記面積より大きくなるように前記可変動弁機構を制御し、
バルブの、前記機関運転停止指令時における作動角中心位相と前記始動時にロックされる作動角中心位相との位相差が大きいほど、アイドル状態の前記面積より大きい面積の値が大きくなる、または、アイドル状態の前記面積より大きい面積となる期間を長くするように前記可変動弁機構を制御する、
ことを特徴とする内燃機関のバルブ制御装置。 - バルブの作動角中心位相を連続的に変更可能で、かつ、始動時は通常運転時より遅角側の位相でロックする位相可変機構と、バルブの作動角及びリフト量のうち少なくとも1つを連続的に変更可能な可変動弁機構を備えた内燃機関のバルブ制御装置において、
横軸にクランク角、縦軸にバルブリフト量をとってバルブリフト変化を示したグラフにおけるバルブ開弁から閉弁までの面積が、機関運転停止指令後の第1所定時間、アイドル状態の前記面積より大きくなるように前記可変動弁機構を制御し、
バルブの、前記機関運転停止指令時における機関温度が低いときほど、アイドル状態の前記面積より大きい面積の値が大きくなる、または、アイドル状態の前記面積より大きい面積となる期間を長くするように前記可変動弁機構を制御する、
ことを特徴とする内燃機関のバルブ制御装置。 - 機関運転停止指令後、燃料供給停止を第2所定時間遅延させる、
ことを特徴とする請求項1〜請求項5のいずれか1つに記載の内燃機関のバルブ制御装置。 - 機関運転停止指令時の機関回転速度が高いときほど、または、機関運転停止指令時における作動角中心位相と前記始動時にロックされる作動角中心位相との位相差が小さいときほど、または、機関運転停止指令時における機関温度が高いときほど、前記第2所定時間を短縮して設定する、
ことを特徴とする請求項6に記載の内燃機関のバルブ制御装置。 - 前記位相可変機構は油圧駆動式である、
ことを特徴とする請求項1〜7のいずれか1つに記載の内燃機関のバルブ制御装置。 - 前記可変動弁機構は電動式である、
ことを特徴とする請求項1〜請求項8のいずれか1つに記載の内燃機関のバルブ制御装置。 - バルブの作動角中心位相を連続的に変更可能で、かつ、始動時は通常運転時より遅角側の位相でロックする位相可変機構と、バルブの作動角及びリフト量のうち少なくとも1つを連続的に変更可能な可変動弁機構と、を備えた内燃機関のバルブ制御装置において、
機関運転停止指令後の第1所定時間、前記バルブの作動角又はリフト量を、アイドル状態の前記作動角又はリフト量より大きくするように前記可変動弁機構を制御した後、当該バルブの作動角又はリフト量を小さくするように前記可変動弁機構を制御する、
ことを特徴とする内燃機関のバルブ制御装置。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008316110A JP5381067B2 (ja) | 2008-02-29 | 2008-12-11 | 内燃機関のバルブ制御装置 |
CN200980104736.0A CN102165170B (zh) | 2008-02-29 | 2009-02-19 | 内燃机用的阀控制设备 |
US12/866,902 US8511266B2 (en) | 2008-02-29 | 2009-02-19 | Valve control apparatus for internal combustion engine |
PCT/IB2009/000304 WO2009106950A2 (en) | 2008-02-29 | 2009-02-19 | Valve control apparatus for internal combustion engine |
EP09715731.7A EP2260194B1 (en) | 2008-02-29 | 2009-02-19 | Valve control apparatus for internal combustion engine |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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JP2008049383 | 2008-02-29 | ||
JP2008049383 | 2008-02-29 | ||
JP2008316110A JP5381067B2 (ja) | 2008-02-29 | 2008-12-11 | 内燃機関のバルブ制御装置 |
Publications (2)
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JP2009228667A JP2009228667A (ja) | 2009-10-08 |
JP5381067B2 true JP5381067B2 (ja) | 2014-01-08 |
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JP2008316110A Active JP5381067B2 (ja) | 2008-02-29 | 2008-12-11 | 内燃機関のバルブ制御装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8511266B2 (ja) |
EP (1) | EP2260194B1 (ja) |
JP (1) | JP5381067B2 (ja) |
CN (1) | CN102165170B (ja) |
WO (1) | WO2009106950A2 (ja) |
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WO2012063314A1 (ja) * | 2010-11-08 | 2012-05-18 | トヨタ自動車株式会社 | エンジンの制御装置 |
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GB2521428B (en) | 2013-12-19 | 2018-08-15 | Jaguar Land Rover Ltd | Improvements to engine shutdown |
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KR101796255B1 (ko) * | 2016-06-30 | 2017-11-10 | 주식회사 현대케피코 | 연속 가변 밸브 듀레이션 시스템 및 그 동작 방법 |
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JP4525406B2 (ja) * | 2005-03-25 | 2010-08-18 | トヨタ自動車株式会社 | 内燃機関のバルブ特性制御装置 |
JP4749981B2 (ja) * | 2005-12-28 | 2011-08-17 | 日立オートモティブシステムズ株式会社 | 内燃機関の可変動弁装置 |
JP4264983B2 (ja) * | 2006-03-31 | 2009-05-20 | 株式会社デンソー | 内燃機関の可変バルブタイミング制御装置 |
JP2006312943A (ja) | 2006-08-24 | 2006-11-16 | Hitachi Ltd | 内燃機関の可変動弁装置 |
JP4749988B2 (ja) * | 2006-10-23 | 2011-08-17 | 日立オートモティブシステムズ株式会社 | 内燃機関の始動制御装置 |
JP4804384B2 (ja) * | 2007-03-08 | 2011-11-02 | 日立オートモティブシステムズ株式会社 | 内燃機関の可変動弁装置及び制御装置 |
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CN102165170A (zh) | 2011-08-24 |
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