CN102165148B - Electrohydraulic valve controller - Google Patents
Electrohydraulic valve controller Download PDFInfo
- Publication number
- CN102165148B CN102165148B CN2009801378683A CN200980137868A CN102165148B CN 102165148 B CN102165148 B CN 102165148B CN 2009801378683 A CN2009801378683 A CN 2009801378683A CN 200980137868 A CN200980137868 A CN 200980137868A CN 102165148 B CN102165148 B CN 102165148B
- Authority
- CN
- China
- Prior art keywords
- hydrovalve
- control apparatus
- valve control
- hydraulic
- release chamber
- Prior art date
- 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.)
- Expired - Fee Related
Links
- 238000002485 combustion reaction Methods 0.000 claims abstract description 14
- 230000002000 scavenging effect Effects 0.000 claims description 16
- 208000006011 Stroke Diseases 0.000 description 7
- 238000010586 diagram Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Images
Classifications
-
- 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
- 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
-
- 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
- F01L2800/12—Fail safe operation
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Valve Device For Special Equipments (AREA)
Abstract
Description
Claims (4)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102008049181A DE102008049181A1 (en) | 2008-09-26 | 2008-09-26 | Electrohydraulic valve control |
DE102008049181.0 | 2008-09-26 | ||
PCT/EP2009/061895 WO2010034643A1 (en) | 2008-09-26 | 2009-09-15 | Electrohydraulic valve controller |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102165148A CN102165148A (en) | 2011-08-24 |
CN102165148B true CN102165148B (en) | 2013-07-17 |
Family
ID=41353850
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2009801378683A Expired - Fee Related CN102165148B (en) | 2008-09-26 | 2009-09-15 | Electrohydraulic valve controller |
Country Status (6)
Country | Link |
---|---|
US (1) | US20110277712A1 (en) |
EP (1) | EP2329116B1 (en) |
KR (1) | KR101581068B1 (en) |
CN (1) | CN102165148B (en) |
DE (1) | DE102008049181A1 (en) |
WO (1) | WO2010034643A1 (en) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102010022346A1 (en) | 2010-06-01 | 2011-12-01 | Schaeffler Technologies Gmbh & Co. Kg | Electrohydraulic valve control |
US8701607B2 (en) * | 2011-08-25 | 2014-04-22 | Chrysler Group Llc | System and method for engine valve lift strategy |
DE102012221354A1 (en) | 2012-11-22 | 2013-01-24 | Schaeffler Technologies AG & Co. KG | Hydraulic unit for cylinder head of internal combustion engine with hydraulically variable gas exchange valve train, has hydraulic connection, which is provided between high pressure chamber and medium-pressure chamber |
DE102013100632A1 (en) * | 2013-01-22 | 2014-07-24 | Lsp Innovative Automotive Systems Gmbh | Variable electrohydraulic valve control |
RU2016146472A (en) * | 2014-04-29 | 2018-05-29 | Форд Отомотив Санайи Аноним Ширкети | VALVE DISTRIBUTION SYSTEM |
DE102015216866A1 (en) | 2015-09-03 | 2017-03-09 | Schaeffler Technologies AG & Co. KG | Electrohydraulic valve control with variable valve lift and heat engine |
DE102016218918B4 (en) * | 2016-09-29 | 2018-09-13 | Schaeffler Technologies AG & Co. KG | Internal combustion engine with hydraulically variable gas exchange valve drive |
US10233795B2 (en) * | 2017-02-15 | 2019-03-19 | Schaeffler Technologies AG & Co. KG | Bypass valve for pressure oscillation control |
DE102017005069A1 (en) | 2017-05-22 | 2018-11-22 | Bernd Niethammer | Device for adjusting the stroke of a valve of internal combustion engines |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0931912A2 (en) * | 1998-01-23 | 1999-07-28 | C.R.F. Società Consortile per Azioni | Internal combustion engine with variable hydraulic valve actuating system |
KR20010031821A (en) * | 1997-11-04 | 2001-04-16 | 디이젤 엔진 리타더스, 인코포레이티드 | Lost motion valve actuation system |
DE10048263A1 (en) * | 2000-01-14 | 2001-07-19 | Continental Teves Ag & Co Ohg | Method for operating an internal combustion engine |
Family Cites Families (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0612058B2 (en) * | 1984-12-27 | 1994-02-16 | トヨタ自動車株式会社 | Variable valve timing lift device |
DE3532549A1 (en) * | 1985-09-12 | 1987-03-19 | Bosch Gmbh Robert | VALVE CONTROL DEVICE |
US4708406A (en) * | 1985-10-04 | 1987-11-24 | Nippondenso Co., Ltd. | Hydraulic braking system with malfunction alarm junction |
US4697558A (en) * | 1986-02-18 | 1987-10-06 | Meneely Vincent A | Compression relief engine brake |
JPH0357805A (en) * | 1989-07-26 | 1991-03-13 | Fuji Heavy Ind Ltd | Variable valve timing device |
DE3929072A1 (en) * | 1989-09-01 | 1991-03-07 | Bosch Gmbh Robert | VALVE CONTROL DEVICE WITH SOLENOID VALVE FOR INTERNAL COMBUSTION ENGINES |
DE3939066A1 (en) * | 1989-11-25 | 1991-05-29 | Bosch Gmbh Robert | ELECTROHYDRAULIC VALVE CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINES |
DE4206696C2 (en) * | 1992-03-04 | 2000-12-14 | Bosch Gmbh Robert | Hydraulic valve control device for engine valves |
JPH094424A (en) * | 1995-06-19 | 1997-01-07 | Nissan Motor Co Ltd | Variable valve gear for internal combustion engine |
FI101998B1 (en) * | 1996-01-26 | 1998-09-30 | Taimo Tapio Stenman | Arrangement for controlling the functioning of the valves in an internal combustion engine |
WO2001051775A2 (en) * | 2000-01-14 | 2001-07-19 | Continental Teves Ag & Co. Ohg | Valve synchronisation for an internal combustion engine by means of exhaust gas values and a lambda probe |
DE10113722A1 (en) * | 2001-03-21 | 2002-09-26 | Mahle Ventiltrieb Gmbh | Hydraulic actuator drive for internal combustion engine inlet and exhaust valves has pump that feeds discontinuously with exclusively direct hydraulic connection to valve to be operated |
NO315034B1 (en) * | 2001-06-29 | 2003-06-30 | Statoil Asa | Method and system for connecting a submarine buoy to a vessel |
ITTO20010660A1 (en) * | 2001-07-06 | 2003-01-06 | Fiat Ricerche | MULTI-CYLINDER DIESEL ENGINE WITH VARIABLE VALVE OPERATION. |
DE10155669A1 (en) * | 2001-11-13 | 2003-05-22 | Bosch Gmbh Robert | Device for controlling at least one gas exchange valve |
US7069887B2 (en) * | 2002-05-14 | 2006-07-04 | Caterpillar Inc. | Engine valve actuation system |
ITTO20020568A1 (en) * | 2002-07-01 | 2004-01-02 | Fiat Ricerche | INTERNAL COMBUSTION ENGINE WITH ELECTRONICALLY CONTROLLED HYDRAULIC SYSTEM TO OPERATE VALVES AND MEANS TO COMPENSATE FOR CHANGES |
DE10303360A1 (en) * | 2003-01-29 | 2004-08-19 | O & K Orenstein & Koppel Gmbh | Hydraulic system for displacement-controlled linear drives |
DE10340505B4 (en) * | 2003-09-03 | 2005-12-15 | Sauer-Danfoss Aps | Valve arrangement for controlling a hydraulic drive |
US7213553B2 (en) * | 2004-11-12 | 2007-05-08 | Detroit Diesel Corporation | Internal EGR for an internal combustion engine |
JP5011816B2 (en) * | 2006-05-15 | 2012-08-29 | いすゞ自動車株式会社 | Variable valve drive |
DE102006053703A1 (en) * | 2006-11-15 | 2008-06-05 | Uwe Hammer | Valve i.e. gas exchange valve, mechanism for use in internal combustion engine of motor vehicle, has control shaft with control contour rotated with cam shaft and actuating control valve, which controls oil flow |
US20090308340A1 (en) * | 2008-06-11 | 2009-12-17 | Gm Global Technology Operations, Inc. | Cam-Driven Hydraulic Lost-Motion Mechanisms for Overhead Cam and Overhead Valve Valvetrains |
DE102009011983A1 (en) * | 2009-03-05 | 2010-09-09 | Schaeffler Technologies Gmbh & Co. Kg | Hydraulic unit for a cylinder head of an internal combustion engine with hydraulically variable gas exchange valve drive |
US8069828B2 (en) * | 2009-08-13 | 2011-12-06 | International Engine Intellectual Property Company, Llc | Intake valve closing hydraulic adjuster |
EP2510201B1 (en) * | 2009-12-08 | 2015-01-07 | Schaeffler Technologies GmbH & Co. KG | Internal combustion engine having electrohydraulic valve control and method for operating said internal combustion engine |
DE102010020754A1 (en) * | 2010-05-17 | 2011-11-17 | Schaeffler Technologies Gmbh & Co. Kg | Method and control device for determining a viscosity characteristic of an oil |
DE102010022346A1 (en) * | 2010-06-01 | 2011-12-01 | Schaeffler Technologies Gmbh & Co. Kg | Electrohydraulic valve control |
KR101198799B1 (en) * | 2010-09-20 | 2012-11-12 | 현대자동차주식회사 | Engine that is equipped with variable valve device |
-
2008
- 2008-09-26 DE DE102008049181A patent/DE102008049181A1/en not_active Withdrawn
-
2009
- 2009-09-15 CN CN2009801378683A patent/CN102165148B/en not_active Expired - Fee Related
- 2009-09-15 KR KR1020117006852A patent/KR101581068B1/en active IP Right Grant
- 2009-09-15 US US13/121,257 patent/US20110277712A1/en not_active Abandoned
- 2009-09-15 WO PCT/EP2009/061895 patent/WO2010034643A1/en active Application Filing
- 2009-09-15 EP EP09782988.1A patent/EP2329116B1/en not_active Not-in-force
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20010031821A (en) * | 1997-11-04 | 2001-04-16 | 디이젤 엔진 리타더스, 인코포레이티드 | Lost motion valve actuation system |
EP0931912A2 (en) * | 1998-01-23 | 1999-07-28 | C.R.F. Società Consortile per Azioni | Internal combustion engine with variable hydraulic valve actuating system |
DE10048263A1 (en) * | 2000-01-14 | 2001-07-19 | Continental Teves Ag & Co Ohg | Method for operating an internal combustion engine |
Non-Patent Citations (1)
Title |
---|
JP特开平9-4424A 1997.01.07 |
Also Published As
Publication number | Publication date |
---|---|
DE102008049181A1 (en) | 2010-04-01 |
KR101581068B1 (en) | 2015-12-29 |
US20110277712A1 (en) | 2011-11-17 |
KR20110059627A (en) | 2011-06-02 |
CN102165148A (en) | 2011-08-24 |
EP2329116B1 (en) | 2014-12-17 |
WO2010034643A1 (en) | 2010-04-01 |
EP2329116A1 (en) | 2011-06-08 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102165148B (en) | Electrohydraulic valve controller | |
EP1442204B1 (en) | Method and system of improving engine braking by variable valve actuation | |
CN106014522B (en) | Variable valve actuator | |
JP3192200U (en) | Electronically controlled hydraulic system for variable valve actuation of internal combustion engines with high-speed filling on the system high pressure side | |
KR100751607B1 (en) | System and method for internal exhaust gas recirculation | |
KR101534709B1 (en) | Variable compression ratio engine | |
JP4897216B2 (en) | Internal combustion engine equipment | |
EP3388656B1 (en) | Method and apparatus for combined exhaust and compression release engine braking | |
JP2009518570A (en) | Hydraulic valve drive system and method | |
CN101415912A (en) | Gas exchange valve actuating device | |
CN104822911B (en) | Gas exchanges valve gear | |
US8726860B2 (en) | Electrohydraulic valve controller | |
Battistoni et al. | Development of an electro-hydraulic camless VVA system | |
CN103147815A (en) | Electro-hydraulic variable valve lift system | |
CN104619960A (en) | Method for operating an internal combustion engine with electrohydraulic valve control means | |
KR102057124B1 (en) | Method and apparatus for determining exhaust brake failure | |
CN102459829B (en) | A control arrangement for gas exchange in a piston engine | |
CN101384797A (en) | A method of braking an actuator piston, and a pneumatic actuator | |
KR100963666B1 (en) | Variable valve timing for a large two-stroke diesel engine with a camshaft | |
US10961878B2 (en) | Valve train for the variable actuation of an inlet valve and an outlet valve, and internal combustion engine having a valve train of this type | |
KR101017794B1 (en) | Electronic controlled exhaust valve actuating equipment using the mechanical hydraulic actuator for the diesel engine | |
CN103321759A (en) | Engine, exhaust valve brake module and exhaust valve brake hydraulic control system | |
KR101657752B1 (en) | An arrangement and a method of operating a gas exchange valve of an internal combustion engine, a cylinder head and a method of upgrading an internal combustion engine | |
KR20160112062A (en) | Variable valve timing system for dual fuel engine | |
JP2011080393A (en) | Internal combustion engine |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C53 | Correction of patent of invention or patent application | ||
CB02 | Change of applicant information |
Address after: German Herzogenaurach Applicant after: SCHAEFFLER TECHNOLOGIES AG & CO. KG Address before: German Herzogenaurach Applicant before: SCHAEFFLER TECHNOLOGIES GmbH & Co.KG |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: SCHAEFFLER FIFTH INVESTMENT MANAGEMENT GMBH + CO., Free format text: FORMER OWNER: SCHAEFFLER TECHNOLOGIES GMBH + CO. KG Effective date: 20150804 |
|
C41 | Transfer of patent application or patent right or utility model | ||
C56 | Change in the name or address of the patentee |
Owner name: SCHAEFFLER TECHNOLOGY GMBH + CO. KG Free format text: FORMER NAME: SCHAEFFLER TECHNOLOGIES GMBH + CO. KG Owner name: SCHAEFFLER TECHNOLOGIES GMBH + CO. KG Free format text: FORMER NAME: SCHAEFFLER FIFTH INVESTMENT MANAGEMENT GMBH + CO., KG |
|
CP01 | Change in the name or title of a patent holder |
Address after: German Herzogenaurach Patentee after: SCHAEFFLER TECHNOLOGIES AG & CO. KG Address before: German Herzogenaurach Patentee before: SCHAEFFLER TECHNOLOGIES GmbH & Co.KG Address after: German Herzogenaurach Patentee after: SCHAEFFLER TECHNOLOGIES GmbH & Co.KG Address before: German Herzogenaurach Patentee before: Fifth Schaeffler investment management GmbH & Co.KG |
|
TR01 | Transfer of patent right |
Effective date of registration: 20150804 Address after: German Herzogenaurach Patentee after: Fifth Schaeffler investment management GmbH & Co.KG Address before: German Herzogenaurach Patentee before: SCHAEFFLER TECHNOLOGIES AG & CO. KG |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130717 Termination date: 20190915 |