AU2002225082A1 - Variable timing device for reciprocating engines, engines comprising same and distribution and turbocharging method - Google Patents

Variable timing device for reciprocating engines, engines comprising same and distribution and turbocharging method

Info

Publication number
AU2002225082A1
AU2002225082A1 AU2002225082A AU2508202A AU2002225082A1 AU 2002225082 A1 AU2002225082 A1 AU 2002225082A1 AU 2002225082 A AU2002225082 A AU 2002225082A AU 2508202 A AU2508202 A AU 2508202A AU 2002225082 A1 AU2002225082 A1 AU 2002225082A1
Authority
AU
Australia
Prior art keywords
engines
distribution
same
timing device
variable timing
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.)
Abandoned
Application number
AU2002225082A
Inventor
Jean Frederic Melchior
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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
Priority claimed from FR0016422A external-priority patent/FR2818307B1/en
Application filed by Individual filed Critical Individual
Publication of AU2002225082A1 publication Critical patent/AU2002225082A1/en
Abandoned legal-status Critical Current

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
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/26—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of two or more valves operated simultaneously by same transmitting-gear; peculiar to machines or engines with more than two lift-valves per cylinder
    • 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
    • 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
    • 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
    • F01L13/0036—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 the valves being driven by two or more cams with different shape, size or timing or a single cam profiled in axial and radial direction
    • F01L13/0047—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 the valves being driven by two or more cams with different shape, size or timing or a single cam profiled in axial and radial direction the movement of the valves resulting from the sum of the simultaneous actions of at least two cams, the cams being independently variable in phase in respect of each other
    • 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
    • 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
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
    • F02B37/004—Engines characterised by provision of pumps driven at least for part of the time by exhaust with exhaust drives arranged in series
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
    • F02B37/013—Engines characterised by provision of pumps driven at least for part of the time by exhaust with exhaust-driven pumps arranged in series
    • 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
    • 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
    • F01L2820/00—Details on specific features characterising valve gear arrangements
    • F01L2820/01—Absolute values
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
    • 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)
  • Output Control And Ontrol Of Special Type Engine (AREA)
  • Valve Device For Special Equipments (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
AU2002225082A 2000-12-15 2001-12-14 Variable timing device for reciprocating engines, engines comprising same and distribution and turbocharging method Abandoned AU2002225082A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
FR00/16422 2000-12-15
FR0016422A FR2818307B1 (en) 2000-12-15 2000-12-15 VARIABLE DISTRIBUTION DEVICE FOR ALTERNATIVE MOTORS, MOTORS COMPRISING SAID DEVICE AND USE THEREOF
US27206001P 2001-03-01 2001-03-01
US60/272,060 2001-03-01
PCT/FR2001/004006 WO2002048510A2 (en) 2000-12-15 2001-12-14 Variable timing device for reciprocating engines, engines comprising same and distribution and turbocharging method

Publications (1)

Publication Number Publication Date
AU2002225082A1 true AU2002225082A1 (en) 2002-06-24

Family

ID=26212778

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2002225082A Abandoned AU2002225082A1 (en) 2000-12-15 2001-12-14 Variable timing device for reciprocating engines, engines comprising same and distribution and turbocharging method

Country Status (5)

Country Link
US (1) US7011056B2 (en)
EP (1) EP1341993B1 (en)
AU (1) AU2002225082A1 (en)
DE (1) DE60128260T2 (en)
WO (1) WO2002048510A2 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE50200400D1 (en) * 2002-06-28 2004-06-03 Avl List Gmbh Internal combustion engine
FR2853011B1 (en) * 2003-03-26 2006-08-04 Melchior Jean F ALTERNATIVE ENGINE FOR RECIRCULATING BURNED GASES FOR PROPULSION OF MOTOR VEHICLES AND METHOD OF TURBOCOMPRESSING THE SAME
JP2008019835A (en) * 2006-07-14 2008-01-31 Mazda Motor Corp Engine with supercharger
DE102006042912A1 (en) * 2006-09-13 2008-03-27 Volkswagen Ag Internal combustion engine with mixed camshafts
US8869772B2 (en) * 2011-04-15 2014-10-28 Toyota Jidosha Kabushiki Kaisha Engine control apparatus
FR2986558B1 (en) 2012-02-02 2014-03-07 Melchior Jean F DEVICE FOR VARIABLY CONTROLLING AT LEAST ONE VALVE, FOR EXAMPLE FOR AN ALTERNATIVE ENGINE
US9453435B2 (en) * 2014-10-07 2016-09-27 GM Global Technology Operations LLC Control of internal combustion engine with two-stage turbocharging
KR102371235B1 (en) * 2016-12-15 2022-03-04 현대자동차 주식회사 Continuous variable vavle timing apparatus and engine provided with the same
SE541865C2 (en) * 2017-03-22 2020-01-02 Scania Cv Ab Four-stroke internal combustion engine and thereto related vehicle and method

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2219680A1 (en) * 1971-04-13 1972-11-09 Aktiebolaget Götaverken, Göteborg (Schweden) Supercharged two-stroke internal combustion engine
DE2456752A1 (en) * 1974-11-30 1976-08-12 Kloeckner Humboldt Deutz Ag Inlet and exhaust valve timing regulator - has sliding helical gears to alter cam angle
DE2965419D1 (en) * 1979-02-19 1983-07-07 Bbc Brown Boveri & Cie Exhaust-gas driven turbocharger having two stages
DE3520215A1 (en) * 1985-06-05 1986-09-11 Herbert Dipl.-Ing. 8000 München Gohle Device for reducing the throttle losses in piston engines under partial load by phase control of the valves
US4741301A (en) * 1986-11-28 1988-05-03 General Motors Corporation Engine valve train with inner and outer cam followers
FR2641832B1 (en) 1989-01-13 1991-04-12 Melchior Jean COUPLING FOR TRANSMISSION OF ALTERNATE COUPLES
US5003939A (en) 1990-02-26 1991-04-02 King Brian T Valve duration and lift variator for internal combustion engines
US4974560A (en) 1990-03-21 1990-12-04 King Brian T Mechanism for varying valve duration in an internal combustion engine
JPH06248916A (en) 1993-02-24 1994-09-06 Toyota Motor Corp Valriable valve timing device of internal combustion engine
FR2744170B1 (en) * 1996-01-26 1998-04-17 Tacquet Maurice Andre FOUR-TIME DIESEL ENGINE WITH TURBOCHARGER COMPRISING VARIATION OF CAM TIMING
US5934263A (en) * 1997-07-09 1999-08-10 Ford Global Technologies, Inc. Internal combustion engine with camshaft phase shifting and internal EGR
US5918577A (en) * 1998-02-04 1999-07-06 Ford Global Technologies, Inc. Stratified exhaust residual engine
JP3931507B2 (en) * 1999-11-17 2007-06-20 いすゞ自動車株式会社 Diesel engine turbocharger system
SE522080C2 (en) 1999-12-13 2004-01-13 Volvo Car Corp Four-stroke internal combustion engine with variable combing times

Also Published As

Publication number Publication date
US20040069256A1 (en) 2004-04-15
WO2002048510A3 (en) 2002-08-22
EP1341993B1 (en) 2007-05-02
US7011056B2 (en) 2006-03-14
DE60128260T2 (en) 2008-01-10
DE60128260D1 (en) 2007-06-14
WO2002048510A2 (en) 2002-06-20
EP1341993A1 (en) 2003-09-10

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