DE112017003610A5 - Brennkraftmaschine mit einer Ventilbetätigungseinrichtung - Google Patents

Brennkraftmaschine mit einer Ventilbetätigungseinrichtung Download PDF

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Publication number
DE112017003610A5
DE112017003610A5 DE112017003610.0T DE112017003610T DE112017003610A5 DE 112017003610 A5 DE112017003610 A5 DE 112017003610A5 DE 112017003610 T DE112017003610 T DE 112017003610T DE 112017003610 A5 DE112017003610 A5 DE 112017003610A5
Authority
DE
Germany
Prior art keywords
combustion engine
internal combustion
valve actuator
actuator
valve
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.)
Pending
Application number
DE112017003610.0T
Other languages
English (en)
Inventor
Andreas Zurk
Martin Klampfer
Gernot Hirschl
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.)
AVL List GmbH
Original Assignee
AVL List GmbH
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 AVL List GmbH filed Critical AVL List GmbH
Publication of DE112017003610A5 publication Critical patent/DE112017003610A5/de
Pending 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
    • F01L1/02—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
    • F01L3/00—Lift-valve, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces; Parts or accessories thereof
    • F01L3/20—Shapes or constructions of valve members, not provided for in preceding subgroups of this group
    • 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
    • F01L1/12—Transmitting gear between valve drive and valve
    • F01L1/18—Rocking arms or levers
    • F01L1/181—Centre pivot rocking arms
    • 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
    • F01L1/267—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 with means for varying the timing or the lift of the 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
    • 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
    • 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
    • F01L3/00—Lift-valve, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces; Parts or accessories thereof
    • F01L3/22—Valve-seats not provided for in preceding subgroups of this group; Fixing of valve-seats
    • 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
    • F02D13/0242—Variable control of the exhaust valves only
    • F02D13/0246—Variable control of the exhaust valves only changing valve lift or valve lift and timing
    • 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
    • F02D13/04—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation using engine as brake
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/32—Details
    • F16K1/54—Arrangements for modifying the way in which the rate of flow varies during the actuation of the 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
    • F01L3/00—Lift-valve, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces; Parts or accessories thereof
    • F01L2003/11—Connecting valve members to rocker arm or tappet
    • 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
    • F01L3/00—Lift-valve, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces; Parts or accessories thereof
    • F01L2003/25—Valve configurations in relation to engine

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Valve Device For Special Equipments (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
DE112017003610.0T 2016-07-20 2017-07-20 Brennkraftmaschine mit einer Ventilbetätigungseinrichtung Pending DE112017003610A5 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
ATA50662/2016A AT518933B1 (de) 2016-07-20 2016-07-20 Brennkraftmaschine mit einer ventilbetätigungseinrichtung
ATA50662/2016 2016-07-20
PCT/AT2017/060183 WO2018014065A1 (de) 2016-07-20 2017-07-20 Brennkraftmaschine mit einer ventilbetätigungseinrichtung

Publications (1)

Publication Number Publication Date
DE112017003610A5 true DE112017003610A5 (de) 2019-05-02

Family

ID=59416508

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112017003610.0T Pending DE112017003610A5 (de) 2016-07-20 2017-07-20 Brennkraftmaschine mit einer Ventilbetätigungseinrichtung

Country Status (5)

Country Link
US (1) US10669900B2 (de)
CN (1) CN109715909B (de)
AT (1) AT518933B1 (de)
DE (1) DE112017003610A5 (de)
WO (1) WO2018014065A1 (de)

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WO2020069554A1 (en) * 2018-10-05 2020-04-09 James Domenic Krajancich Improved combustion engine
US10550772B1 (en) * 2018-10-23 2020-02-04 GM Global Technology Operations LLC Camshaft assembly and method of operating the same
US11319842B2 (en) 2018-11-06 2022-05-03 Jacobs Vehicle Systems, Inc. Valve bridge comprising concave chambers
US11053819B2 (en) * 2018-11-06 2021-07-06 Jacobs Vehicle Systems, Inc. Valve bridge systems comprising valve bridge guide
DE102019119870A1 (de) * 2019-07-23 2021-01-28 Man Truck & Bus Se Variabler Ventiltrieb für einen Motorbremsmodus
EP4146919A1 (de) * 2020-05-06 2023-03-15 Jacobs Vehicle Systems, Inc. Ventilbrückensystem, das einer unkontrollierten bewegung der ventilbrücke entgegenstehend ist
DE102021000982A1 (de) 2021-02-24 2022-08-25 Daimler Truck AG Ventilbrücke für einen Ventiltrieb einer Verbrennungskraftmaschine, insbesondere eines Kraftfahrzeugs, Ventiltrieb für eine Verbrennungskraftmaschine, insbesondere eines Kraftfahrzeugs, sowie Verbrennungskraftmaschine

Family Cites Families (22)

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DE3839450A1 (de) 1988-11-23 1990-05-31 Daimler Benz Ag Motorbremse mit einem im zylinderkopf der brennkraftmaschine angeordneten drosselventil
DE3839452A1 (de) 1988-11-23 1990-05-31 Daimler Benz Ag Motorbremsvorrichtung fuer eine brennkraftmaschine
DE4125831A1 (de) 1991-08-03 1992-10-15 Daimler Benz Ag Motorbremse
DE4423657C2 (de) 1994-07-06 1997-10-02 Daimler Benz Ag Betätigungseinrichtung für ein Motorbremsventil einer Brennkraftmaschine
CN2272487Y (zh) * 1994-07-08 1998-01-14 财团法人工业技术研究院 一种四行程引擎之气门摇臂机构
US6000374A (en) 1997-12-23 1999-12-14 Diesel Engine Retarders, Inc. Multi-cycle, engine braking with positive power valve actuation control system and process for using the same
AT3600U1 (de) 1999-03-18 2000-05-25 Avl List Gmbh Viertakt-brennkraftmaschine mit einer motorbremse
AT4387U1 (de) 2000-09-12 2001-06-25 Avl List Gmbh Mehrzylinderbrennkraftmaschine mit einer motorbremseinrichtung
DE102005031241A1 (de) * 2005-07-01 2007-01-04 Fev Motorentechnik Gmbh Variabler Ventiltrieb einer Kolben-Brennkraftmaschine
GB2431977A (en) 2005-11-02 2007-05-09 Mechadyne Plc Camshaft assembly
GB2443419A (en) 2006-11-06 2008-05-07 Mechadyne Plc Internal combustion engine valve mechanism allowing variable phase compression braking
DE102009041426A1 (de) 2009-09-16 2011-05-19 Thyssenkrupp Presta Teccenter Ag Nockenwelle mit variierbarer Ventilöffnungsdauer
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Also Published As

Publication number Publication date
US10669900B2 (en) 2020-06-02
US20190242278A1 (en) 2019-08-08
AT518933A1 (de) 2018-02-15
AT518933B1 (de) 2018-07-15
WO2018014065A1 (de) 2018-01-25
CN109715909B (zh) 2021-01-12
CN109715909A (zh) 2019-05-03

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R012 Request for examination validly filed