ATE357582T1 - Brennkraftmaschine mit hydraulischen variablen ventilen - Google Patents
Brennkraftmaschine mit hydraulischen variablen ventilenInfo
- Publication number
- ATE357582T1 ATE357582T1 AT04425946T AT04425946T ATE357582T1 AT E357582 T1 ATE357582 T1 AT E357582T1 AT 04425946 T AT04425946 T AT 04425946T AT 04425946 T AT04425946 T AT 04425946T AT E357582 T1 ATE357582 T1 AT E357582T1
- Authority
- AT
- Austria
- Prior art keywords
- combustion engine
- internal combustion
- actuating piston
- actuated
- hydraulic variable
- Prior art date
Links
Classifications
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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
- F01L9/00—Valve-gear or valve arrangements actuated non-mechanically
- F01L9/10—Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic
-
- 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
-
- 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
- F01L9/00—Valve-gear or valve arrangements actuated non-mechanically
- F01L9/10—Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic
- F01L9/11—Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic in which the action of a cam is being transmitted to a valve by a liquid column
-
- 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
- F01L9/00—Valve-gear or valve arrangements actuated non-mechanically
- F01L9/10—Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic
- F01L9/11—Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic in which the action of a cam is being transmitted to a valve by a liquid column
- F01L9/12—Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic in which the action of a cam is being transmitted to a valve by a liquid column with a liquid chamber between a piston actuated by a cam and a piston acting on a valve stem
-
- 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
- F01L9/00—Valve-gear or valve arrangements actuated non-mechanically
- F01L9/10—Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic
- F01L9/11—Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic in which the action of a cam is being transmitted to a valve by a liquid column
- F01L9/12—Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic in which the action of a cam is being transmitted to a valve by a liquid column with a liquid chamber between a piston actuated by a cam and a piston acting on a valve stem
- F01L9/14—Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic in which the action of a cam is being transmitted to a valve by a liquid column with a liquid chamber between a piston actuated by a cam and a piston acting on a valve stem the volume of the chamber being variable, e.g. for varying the lift or the timing of a valve
-
- 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
-
- 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
- F01L2001/34446—Fluid accumulators for the feeding circuit
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Valve Device For Special Equipments (AREA)
- Valve-Gear Or Valve Arrangements (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP04425946A EP1674673B1 (de) | 2004-12-23 | 2004-12-23 | Brennkraftmaschine mit hydraulischen variablen Ventilen |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE357582T1 true ATE357582T1 (de) | 2007-04-15 |
Family
ID=34932957
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT04425946T ATE357582T1 (de) | 2004-12-23 | 2004-12-23 | Brennkraftmaschine mit hydraulischen variablen ventilen |
Country Status (7)
Country | Link |
---|---|
US (1) | US7140336B2 (de) |
EP (1) | EP1674673B1 (de) |
JP (1) | JP4637727B2 (de) |
AT (1) | ATE357582T1 (de) |
DE (1) | DE602004005476T2 (de) |
ES (1) | ES2282838T3 (de) |
PL (1) | PL1674673T3 (de) |
Families Citing this family (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102007053981A1 (de) * | 2007-11-13 | 2009-05-14 | Schaeffler Kg | Baueinheit eines Ventiltriebs einer Brennkraftmaschine |
ATE469293T1 (de) | 2008-04-10 | 2010-06-15 | Fiat Ricerche | Turbokraftstoffmotor mit variabler steuerung der aufnahmeventile |
DE602008005159D1 (de) | 2008-11-07 | 2011-04-07 | Fiat Ricerche | Dieselmotor mit variabler Einlassventilbetätigung und einer internen Abgasrückführung |
EP2184451B1 (de) | 2008-11-07 | 2011-08-17 | C.R.F. Società Consortile per Azioni | Dieselmotor mit Nocken zum betätigen von Einlassventilen, welche einen Hauptnocken und einen Hilfsnocken, die miteinander verbunden sind, aufweisen |
EP2204566B1 (de) | 2008-12-29 | 2011-06-29 | Fiat Group Automobiles S.p.A. | Adaptives Steuersystem des Luft-Kraftstoff-Verhältnisses einer Brennkraftmaschine mit einem variablen Ventilsteuerungssystem |
EP2261471B1 (de) | 2009-05-25 | 2014-09-17 | C.R.F. Società Consortile per Azioni | Brennkraftmaschine mit zwei hydraulische Einlassventile mit unterschiedlichen Ventilschliessfedern für jede Zylinder |
ATE534806T1 (de) | 2009-06-30 | 2011-12-15 | Fiat Ricerche | Hydraulisches system unter elektronischer kontrolle zur variablen betätigung der ventile einer brennkraftmaschine, mit schneller befüllung der hochdrukteils des systems |
EP2397674B1 (de) | 2010-06-18 | 2012-10-24 | C.R.F. Società Consortile per Azioni | Verbrennungsmotor mit Zylindern, die aktiviert werden können, mit Abgasrückführung durch die variable Steuerung der Aufnahmeventile, und Verfahren zur Steuerung eines Verbrennungsmotors |
KR20120017982A (ko) * | 2010-08-20 | 2012-02-29 | 현대자동차주식회사 | 전기-유압 가변 밸브 리프트 장치 |
EP2597276B1 (de) | 2011-11-24 | 2014-04-16 | C.R.F. Società Consortile per Azioni | Brennkraftmaschine mit variablem Ventiltrieb mit einem Drei-Wege-Solenoidventil |
EP2653703B1 (de) | 2012-04-19 | 2014-04-30 | C.R.F. Società Consortile per Azioni | Brennkraftmaschine mit abschaltbaren Zylindern, wobei die deaktivierten Zylinder Abgas in den aktiven Zylindern pumpen; und entsprechendes Steuerverfahren |
EP2693007B1 (de) | 2012-07-31 | 2015-12-09 | C.R.F. Società Consortile per Azioni | Verbrennungsmotor mit einem System zur variablen Betätigung der Einlassventile mit Dreiwege-Magnetventilen und Verfahren zur Steuerung des Motors |
KR101316880B1 (ko) * | 2012-08-08 | 2013-10-10 | 현대자동차주식회사 | 전기-유압 가변 밸브 장치 |
WO2014128526A1 (en) | 2013-02-20 | 2014-08-28 | C.R.F. Società Consortile Per Azioni | Internal-combustion engine having a system for variable actuation of the intake valves, provided with three-way solenoid valves |
US9091184B2 (en) | 2013-03-31 | 2015-07-28 | Jacobs Vehicle Systems, Inc. | Controlling motion of a moveable part |
EP2796675B1 (de) | 2013-04-26 | 2016-11-23 | C.R.F. Società Consortile per Azioni | Brennkraftmaschine mit Ventiltrieb zur variablen Betätigung der Einlassventile mit Drei-Weg Solenoidventilen und Verfahren zur Kontrolle dieser Brennkraftmaschine in einem "einzigen-Hub" Modus |
EP2801706B1 (de) | 2013-05-09 | 2016-06-15 | C.R.F. Società Consortile per Azioni | Brennkraftmaschine, mit einem System zur variablen Betätigung der Einlassventile, welches ausgerüstet ist mit einem elektrischen 3-Wegeventil, welches mit 3 unterschiedlichen Stromstärken bestromt werden kann, und verfahren zur Steuerung dieser Brennkraftmaschine. |
EP2832960B1 (de) | 2013-08-01 | 2015-09-16 | C.R.F. Società Consortile per Azioni | Brennkraftmaschine mit variabler Ventilbetätigungseinrichtung für Einlassventile, mit elektrisch betätigten Stellventil vom Typ mit zwei Wegen und drei Stellungen |
EP3032054B1 (de) | 2014-12-10 | 2017-03-29 | C.R.F. Società Consortile per Azioni | Brennkraftmaschine mit elektronisch gesteuertem hydrauliksystem zur variablen betätigung von einlassventilen, mit einer vorrichtung zum auffüllen des systems mit fluid |
EP3156619B1 (de) | 2015-10-13 | 2018-06-06 | C.R.F. Società Consortile per Azioni | System und verfahren zur variablen betätigung eines ventils einer brennkraftmaschine mit einer vorrichtung zur dämpfung von druckschwingungen |
EP3181842B1 (de) | 2015-12-17 | 2019-06-19 | C.R.F. Società Consortile per Azioni | System und verfahren zur variablen betätigung eines ventils einer brennkraftmaschine mit einem elektrisch betätigten steuerventil mit verbesserter steuerung |
GB2552499B (en) * | 2016-07-26 | 2019-11-27 | Jaguar Land Rover Ltd | Apparatus for controlling valves using a hydraulic control system |
JP2018053834A (ja) * | 2016-09-30 | 2018-04-05 | 本田技研工業株式会社 | 内燃機関 |
JP7112403B2 (ja) | 2017-08-10 | 2022-08-03 | 株式会社クラレ | メタクリル樹脂注型板とその製造方法 |
EP3489475B1 (de) | 2017-11-27 | 2020-02-12 | C.R.F. Società Consortile per Azioni | System und verfahren zur betätigung eines motorventils eines verbrennungsmotors |
DE102019209003A1 (de) * | 2019-06-19 | 2020-12-24 | Robert Bosch Gmbh | Ventil zur variablen Drosselung einer Hydraulikströmung mit einem dauerfesten, mechanischen Mittel zur Reduzierung möglicher Ventil-Schwingungen |
EP3832078B1 (de) | 2019-12-02 | 2022-07-27 | C.R.F. Società Consortile per Azioni | System und verfahren zur variablen betätigung der ventile eines verbrennungsmotors |
EP3832077A1 (de) | 2019-12-02 | 2021-06-09 | C.R.F. Società Consortile per Azioni | Brennkraftmaschine mit schneller verbrennung und verfahren zur steuerung der maschine |
EP4015787B1 (de) | 2020-12-17 | 2024-01-24 | C.R.F. Società Consortile per Azioni | Brennkraftmaschine mit schneller verbrennung und verfahren zur steuerung der maschine |
EP4043700A1 (de) | 2021-02-16 | 2022-08-17 | C.R.F. Società Consortile per Azioni | Brennkraftmaschine mit schneller verbrennung und verfahren zur steuerung einer brennkraftmaschine |
EP4180640A1 (de) | 2021-11-16 | 2023-05-17 | C.R.F. Società Consortile per Azioni | Multi-zylinder brennkraftmaschine, mit zylindern ausgerüstet mit variablen einlass-ventiltrieben, deren hydraulische schaltkreise sich überkreuzen |
WO2024127137A1 (en) | 2022-12-13 | 2024-06-20 | C.R.F. Società Consortile Per Azioni | Internal combustion engine with improved intake valve opening strategies and engine control method |
WO2024127136A1 (en) | 2022-12-13 | 2024-06-20 | C.R.F. Società Consortile Per Azioni | Internal combustion engine with variable intake valve actuation and engine control method |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
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DE3611476A1 (de) * | 1986-04-05 | 1987-10-08 | Irm Antriebstech Gmbh | Verfahren zur betaetigung von ventilen zum ladungswechsel bei brennkraftmaschinen mit direkter hydraulischer uebertragung |
DE3809953C1 (de) * | 1988-03-24 | 1989-08-24 | Bayerische Motoren Werke Ag, 8000 Muenchen, De | |
US4887562A (en) * | 1988-09-28 | 1989-12-19 | Siemens-Bendix Automotive Electronics L.P. | Modular, self-contained hydraulic valve timing systems for internal combustion engines |
DE4132500A1 (de) * | 1991-09-30 | 1993-04-01 | Bosch Gmbh Robert | Steuereinrichtung fuer gaswechselventile einer brennkraftmaschine |
DE4206696C2 (de) * | 1992-03-04 | 2000-12-14 | Bosch Gmbh Robert | Hydraulische Ventilsteuervorrichtung für Motorventile |
IT1285853B1 (it) | 1996-04-24 | 1998-06-24 | Fiat Ricerche | Motore a combustione interna con valvole ad azionamento variabile. |
IT1291490B1 (it) * | 1997-02-04 | 1999-01-11 | C R F Societa Consotile Per Az | Motore pluricilindrico a ciclo diesel con valvole ad azionamento variabile |
ITTO20010269A1 (it) * | 2001-03-23 | 2002-09-23 | Fiat Ricerche | Motore a combustione interna, con sistema idraulico di azionamento variabile delle valvole, e mezzi di compensazione delle variazioni di vol |
ITTO20010660A1 (it) * | 2001-07-06 | 2003-01-06 | Fiat Ricerche | Motore diesel pluricilindrico con azionamento variabile delle valvole. |
ITTO20020234A1 (it) * | 2002-03-15 | 2003-09-15 | Fiat Ricerche | Motore pluricilindrico a combustione interna con dispositivo idraulico a controllo elettronico per l'azionamento variabile delle valvole e d |
ATE358227T1 (de) * | 2004-10-28 | 2007-04-15 | Fiat Ricerche | Brennkraftmaschine mit einer elektronischen steuerung für eine hydraulikvorrichtung zur variablen betätigung von einla ventilen |
-
2004
- 2004-12-23 EP EP04425946A patent/EP1674673B1/de active Active
- 2004-12-23 PL PL04425946T patent/PL1674673T3/pl unknown
- 2004-12-23 AT AT04425946T patent/ATE357582T1/de active
- 2004-12-23 DE DE602004005476T patent/DE602004005476T2/de active Active
- 2004-12-23 ES ES04425946T patent/ES2282838T3/es active Active
-
2005
- 2005-11-14 US US11/272,087 patent/US7140336B2/en active Active
- 2005-11-18 JP JP2005334027A patent/JP4637727B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
JP4637727B2 (ja) | 2011-02-23 |
DE602004005476T2 (de) | 2007-11-29 |
PL1674673T3 (pl) | 2007-08-31 |
US20060137634A1 (en) | 2006-06-29 |
DE602004005476D1 (de) | 2007-05-03 |
US7140336B2 (en) | 2006-11-28 |
ES2282838T3 (es) | 2007-10-16 |
EP1674673A1 (de) | 2006-06-28 |
JP2006177342A (ja) | 2006-07-06 |
EP1674673B1 (de) | 2007-03-21 |
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