ATE422023T1 - Verfahren und system zum verbessern der motorbremsung durch variable ventilbetätigung - Google Patents

Verfahren und system zum verbessern der motorbremsung durch variable ventilbetätigung

Info

Publication number
ATE422023T1
ATE422023T1 AT02723502T AT02723502T ATE422023T1 AT E422023 T1 ATE422023 T1 AT E422023T1 AT 02723502 T AT02723502 T AT 02723502T AT 02723502 T AT02723502 T AT 02723502T AT E422023 T1 ATE422023 T1 AT E422023T1
Authority
AT
Austria
Prior art keywords
valve actuation
braking
valve
present
engine
Prior art date
Application number
AT02723502T
Other languages
English (en)
Inventor
Zhou Yang
James Egan
Original Assignee
Diesel Engine Retarders Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Diesel Engine Retarders Inc filed Critical Diesel Engine Retarders Inc
Application granted granted Critical
Publication of ATE422023T1 publication Critical patent/ATE422023T1/de

Links

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
    • 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
    • F01L13/06—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for braking
    • 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
    • F01L1/08—Shape of cams
    • 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
    • F01L2760/00—Control of valve gear to facilitate reversing, starting, braking of four stroke engines

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve Device For Special Equipments (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
AT02723502T 2001-11-09 2002-03-20 Verfahren und system zum verbessern der motorbremsung durch variable ventilbetätigung ATE422023T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/986,617 US6647954B2 (en) 1997-11-17 2001-11-09 Method and system of improving engine braking by variable valve actuation

Publications (1)

Publication Number Publication Date
ATE422023T1 true ATE422023T1 (de) 2009-02-15

Family

ID=25532601

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02723502T ATE422023T1 (de) 2001-11-09 2002-03-20 Verfahren und system zum verbessern der motorbremsung durch variable ventilbetätigung

Country Status (6)

Country Link
US (1) US6647954B2 (de)
EP (1) EP1442204B1 (de)
JP (1) JP4383875B2 (de)
AT (1) ATE422023T1 (de)
DE (1) DE60231052D1 (de)
WO (1) WO2003042522A1 (de)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8820276B2 (en) 1997-12-11 2014-09-02 Jacobs Vehicle Systems, Inc. Variable lost motion valve actuator and method
US6568367B2 (en) * 2001-07-31 2003-05-27 Caterpillar Inc Engine compression release brake system and method of operation
US6601563B2 (en) * 2001-12-20 2003-08-05 Caterpillar Inc Exhaust gas re-circulation with a compression release brake actuator
US7152576B2 (en) 2002-04-08 2006-12-26 Richard Vanderpoel Compact lost motion system for variable value actuation
CN101270694A (zh) * 2002-04-08 2008-09-24 柴油发动机减震器有限公司 用于实现气阀可变驱动的紧凑型空动系统
US6644271B1 (en) * 2002-10-30 2003-11-11 Caterpillar Inc Engine braking system
EP1585892A1 (de) 2002-12-23 2005-10-19 Jacobs Vehicle Systems Inc. Verfahren zur phasenverstellung des auslassventils zur verbesserung der motorleistung
US7162996B2 (en) * 2002-12-23 2007-01-16 Jacobs Vehicle Systems, Inc. Engine braking methods and apparatus
US7007644B2 (en) 2003-12-04 2006-03-07 Mack Trucks, Inc. System and method for preventing piston-valve collision on a non-freewheeling internal combustion engine
US7905208B2 (en) * 2004-03-15 2011-03-15 Jacobs Vehicle Systems, Inc. Valve bridge with integrated lost motion system
DE102006002145A1 (de) * 2006-01-17 2007-07-19 Daimlerchrysler Ag Gaswechselventilbetätigungsvorrichtung
US7556004B2 (en) * 2006-10-16 2009-07-07 Caterpillar Inc. Bactrian rocker arm and engine using same
GB2443419A (en) * 2006-11-06 2008-05-07 Mechadyne Plc Internal combustion engine valve mechanism allowing variable phase compression braking
DE102008061412A1 (de) * 2008-07-11 2010-01-14 Man Nutzfahrzeuge Ag Hydraulischer Ventil- und EVB-Spielausgleich
US8763571B2 (en) * 2009-05-07 2014-07-01 Scuderi Group, Inc. Air supply for components of a split-cycle engine
US8800531B2 (en) * 2010-03-12 2014-08-12 Caterpillar Inc. Compression brake system for an engine
WO2011159756A1 (en) 2010-06-18 2011-12-22 Scuderi Group, Llc Split-cycle engine with crossover passage combustion
US8833315B2 (en) 2010-09-29 2014-09-16 Scuderi Group, Inc. Crossover passage sizing for split-cycle engine
WO2012044723A1 (en) 2010-10-01 2012-04-05 Scuderi Group, Llc Split-cycle air hybrid v-engine
EP2668377A1 (de) 2011-01-27 2013-12-04 Scuderi Group, Inc. Ventilbetätigungssystem mit variablem leerlauf und ventildeaktivierung
CN103518041A (zh) 2011-01-27 2014-01-15 史古德利集团公司 具有凸轮相位器的空转可变阀制动系统
EP2677127B1 (de) * 2011-02-15 2017-11-15 Xi, Yong Verfahren und vorrichtung zur rückstellung des ventilhubs zur verwendung in einer motorbremse
WO2013103503A1 (en) 2012-01-06 2013-07-11 Scuderi Group, Inc. Lost-motion variable valve actuation system
US9234467B2 (en) * 2012-02-23 2016-01-12 Jacobs Vehicle Systems, Inc. Engine system and operation method using engine braking mechanisms for early exhaust valve opening
US9297295B2 (en) 2013-03-15 2016-03-29 Scuderi Group, Inc. Split-cycle engines with direct injection
US20150000630A1 (en) * 2013-06-26 2015-01-01 Caterpillar Inc. Rapid LNG Engine Warm-Up Utilizing Engine Compression Brakes
US9279350B2 (en) 2014-05-27 2016-03-08 Caterpillar Inc. Intake valve closure control for dual-fuel engines
US10132247B2 (en) * 2015-09-01 2018-11-20 Jacobs Vehicle Systems, Inc. Method and apparatus for combined exhaust and compression release engine braking
US10513989B2 (en) 2015-09-01 2019-12-24 Jacobs Vehicle Systems, Inc. Method and apparatus for determining exhaust brake failure
WO2018065053A1 (en) * 2016-10-06 2018-04-12 Volvo Truck Corporation An internal combustion engine and a method for controlling a braking torque of the engine
US10641140B2 (en) 2017-05-12 2020-05-05 Caterpillar Inc. Hydraulic early engine exhaust valve opening system
CN110998073B (zh) * 2017-08-03 2022-11-18 雅各布斯车辆系统公司 用于增强式内燃机制动中的逆流管理和阀运动排序的系统及方法
WO2019060131A1 (en) * 2017-09-22 2019-03-28 Cummins Inc. SWIVEL PUSHER OR ROLLER LINGUET FOR COMPRESSION RELEASE BRAKES
SE544784C2 (en) 2020-10-09 2022-11-15 Scania Cv Ab Variable Valve Timing Internal Combustion Engine

Family Cites Families (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3220392A (en) 1962-06-04 1965-11-30 Clessie L Cummins Vehicle engine braking and fuel control system
US3809033A (en) 1972-07-11 1974-05-07 Jacobs Mfg Co Rocker arm engine brake system
US4473047A (en) 1980-02-25 1984-09-25 The Jacobs Mfg. Company Compression release engine brake
GB2105785B (en) 1981-09-10 1984-10-03 Honda Motor Co Ltd Controlling opening of multiple i c engine intake and exhaust valves
JPS608407A (ja) * 1983-06-29 1985-01-17 Honda Motor Co Ltd 内燃機関の弁作動制御装置
JPS6027717A (ja) * 1983-07-27 1985-02-12 Honda Motor Co Ltd 給油装置
US4523550A (en) * 1983-09-22 1985-06-18 Honda Giken Kogyo Kabushiki Kaisha Valve disabling device for internal combustion engines
US4627391A (en) * 1984-12-24 1986-12-09 General Motors Corporation Engine valve train system
SE466320B (sv) * 1989-02-15 1992-01-27 Volvo Ab Foerfarande och anordning foer motorbromsning med en fyrtakts foerbraenningsmotor
US5000145A (en) 1989-12-05 1991-03-19 Quenneville Raymond N Compression release retarding system
US5003939A (en) 1990-02-26 1991-04-02 King Brian T Valve duration and lift variator for internal combustion engines
WO1993011345A1 (en) 1991-11-29 1993-06-10 Caterpillar Inc. Engine valve seating velocity hydraulic snubber
DE4209775A1 (de) * 1992-03-26 1993-09-30 Man Nutzfahrzeuge Ag Vorrichtung zur Steuerung eines Auslaßventils im Motor-Bremsbetrieb
US5373817A (en) 1993-12-17 1994-12-20 Ford Motor Company Valve deactivation and adjustment system for electrohydraulic camless valvetrain
JP3358887B2 (ja) * 1994-09-20 2002-12-24 本田技研工業株式会社 気筒数制御内燃機関
US5619965A (en) * 1995-03-24 1997-04-15 Diesel Engine Retarders, Inc. Camless engines with compression release braking
US6125828A (en) * 1995-08-08 2000-10-03 Diesel Engine Retarders, Inc. Internal combustion engine with combined cam and electro-hydraulic engine valve control
US5829397A (en) 1995-08-08 1998-11-03 Diesel Engine Retarders, Inc. System and method for controlling the amount of lost motion between an engine valve and a valve actuation means
US5537976A (en) * 1995-08-08 1996-07-23 Diesel Engine Retarders, Inc. Four-cycle internal combustion engines with two-cycle compression release braking
JP4129489B2 (ja) 1995-08-08 2008-08-06 ジェイコブス ビークル システムズ、インコーポレイテッド カムと電子液圧エンジンバルブとの組み合わせ制御を有する内燃機関
US5809964A (en) 1997-02-03 1998-09-22 Diesel Engine Retarders, Inc. Method and apparatus to accomplish exhaust air recirculation during engine braking and/or exhaust gas recirculation during positive power operation of an internal combustion engine
US5787859A (en) 1997-02-03 1998-08-04 Diesel Engine Retarders, Inc. Method and apparatus to accomplish exhaust air recirculation during engine braking and/or exhaust gas recirculation during positive power operation of an internal combustion engine
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
WO1999023378A1 (en) * 1997-11-04 1999-05-14 Diesel Engine Retarders, Inc. Lost motion valve actuation system
US6085705A (en) 1997-12-11 2000-07-11 Diesel Engine Retarders, Inc. Variable lost motion valve actuator and method
US5921216A (en) * 1998-05-18 1999-07-13 Daimler-Benz Ag Internal combustion engine
DE19844573A1 (de) * 1998-09-29 2000-03-30 Daimler Chrysler Ag Motorbremsverfahren für eine aufgeladene Brennkraftmaschine
US6234143B1 (en) * 1999-07-19 2001-05-22 Mack Trucks, Inc. Engine exhaust brake having a single valve actuation
US6394067B1 (en) * 1999-09-17 2002-05-28 Diesel Engine Retardersk, Inc. Apparatus and method to supply oil, and activate rocker brake for multi-cylinder retarding
US6386160B1 (en) * 1999-12-22 2002-05-14 Jenara Enterprises, Ltd. Valve control apparatus with reset
US6354266B1 (en) * 2000-12-20 2002-03-12 Caterpillar Inc. Vehicle with engine having enhanced warm-up operation mode

Also Published As

Publication number Publication date
US6647954B2 (en) 2003-11-18
JP2005511940A (ja) 2005-04-28
WO2003042522A1 (en) 2003-05-22
JP4383875B2 (ja) 2009-12-16
US20020056435A1 (en) 2002-05-16
EP1442204B1 (de) 2009-01-28
EP1442204A1 (de) 2004-08-04
EP1442204A4 (de) 2006-04-19
DE60231052D1 (de) 2009-03-19

Similar Documents

Publication Publication Date Title
ATE422023T1 (de) Verfahren und system zum verbessern der motorbremsung durch variable ventilbetätigung
BRPI0520523A2 (pt) método para operação de um motor de combustão interna
SE0200314D0 (sv) Anordning vid förbränningsmotor
EP1549831A4 (de) Totgangsystem und verfahren zur ventilbetätigung zu einer festgelegten zeit
EP1577528A3 (de) Zylinderabschaltung für eine Brennkraftmaschine
WO2001044636A3 (de) Verfahren zur auslaufsteuerung einer brennkraftmaschine
WO2007042876A3 (en) Control device and method for internal combustion engine
SE0302289D0 (sv) Anordning vid förbränningsmotor
EP1577522A3 (de) Steuerzeit eines elektromechanisch betätigtes Ventils beim Start
ATE355445T1 (de) Brennkraftmaschine mit einer einzigen obenliegenden nockenwelle zur mechanischen steuerung der auslassventile und zur elektrohydraulischen steuerung der einlassventile
DE50213520D1 (de) Vorrichtung zum Verändern der Steuerzeiten von Gaswechselventilen einer Brennkraftmaschine, insbesondere Rotationskolben-Verstelleinrichtung zur Drehwinkelverstellung einer Nockenwelle gegenüber einer Kurbelwelle
DE602004002606D1 (de) Zusammengesetztes, leichtes Hubventil für Brennkraftmaschine
SE0003355D0 (sv) Two-cycle compression braking on a four stroke engine using hydraulic lash adjustment
DE10290017D2 (de) Vollvariabler mechanischer Ventiltrieb für eine Kolbenbrennkraftmaschine
DE60200669D1 (de) Verbrennungsmotor mit variabler Ventilsteuerung und hydraulischem Zusatzstösel
DE50301108D1 (de) Vorrichtung zum verändern der steuerzeiten von gaswechselventilen einer brennkraftmaschine, insbesondere einrichtung zur hydraulischen drehwinkelverstellung einer nockenwelle gegenüber einer kurbelwelle
ATE460566T1 (de) Verbrennungskraftmaschine mit schaltnocken
WO2011011248A3 (en) Overhead valve and rocker arm configuration for a small engine
ITTO20020149A1 (it) Motore pluricilindrico a combustione interna con dispositivo idraulico a controllo elettronico per l'azionamento variabile delle valvole, in
WO2019238269A8 (en) Two stroke engine braking via cylinder deactivation and late intake valve closing
GB0308786D0 (en) Adaptive control of cylinder valve timing in internal combustion engine
EP1403471A3 (de) Variable Ventilsteuerungseinrichtung für eine Brennkraftmaschine
EP1243763A3 (de) Brennkraftmaschine mit hydraulischer variablen Ventilsteuerung und Hydraulikkreislaufentlüftungseinrichtung
EP1422409A4 (de) Verfahren zur steuerung des betriebs eines verbrennungsmotors
DE50300451D1 (de) Ventilhubsteuerung für Verbrennungsmotoren von Kraftfahrzeugen

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties