ATE513981T1 - Vorrichtung zur variablen einstellung der steuerzeiten von gaswechselventilen einer brennkraftmaschine - Google Patents

Vorrichtung zur variablen einstellung der steuerzeiten von gaswechselventilen einer brennkraftmaschine

Info

Publication number
ATE513981T1
ATE513981T1 AT08852349T AT08852349T ATE513981T1 AT E513981 T1 ATE513981 T1 AT E513981T1 AT 08852349 T AT08852349 T AT 08852349T AT 08852349 T AT08852349 T AT 08852349T AT E513981 T1 ATE513981 T1 AT E513981T1
Authority
AT
Austria
Prior art keywords
combustion engine
internal combustion
gas exchange
supply device
storage space
Prior art date
Application number
AT08852349T
Other languages
English (en)
Inventor
Jochen Auchter
Andreas Hempfling
Original Assignee
Schaeffler Technologies 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 Schaeffler Technologies Gmbh filed Critical Schaeffler Technologies Gmbh
Application granted granted Critical
Publication of ATE513981T1 publication Critical patent/ATE513981T1/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
    • 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
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
    • F15B1/02—Installations or systems with accumulators
    • F15B1/024—Installations or systems with accumulators used as a supplementary power source, e.g. to store energy in idle periods to balance pump load
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/08—Characterised by the construction of the motor unit
    • F15B15/12—Characterised by the construction of the motor unit of the oscillating-vane or curved-cylinder type
    • 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
    • F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
    • F01L13/0005—Deactivating 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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Valve Device For Special Equipments (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Fluid-Pressure Circuits (AREA)
AT08852349T 2007-11-24 2008-11-04 Vorrichtung zur variablen einstellung der steuerzeiten von gaswechselventilen einer brennkraftmaschine ATE513981T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102007056685A DE102007056685A1 (de) 2007-11-24 2007-11-24 Vorrichtung zur variablen Einstellung der Steuerzeiten von Gaswechselventilen einer Brennkraftmaschine
PCT/EP2008/064942 WO2009065730A1 (de) 2007-11-24 2008-11-04 Vorrichtung zur variablen einstellung der steuerzeiten von gaswechselventilen einer brennkraftmaschine

Publications (1)

Publication Number Publication Date
ATE513981T1 true ATE513981T1 (de) 2011-07-15

Family

ID=40380343

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08852349T ATE513981T1 (de) 2007-11-24 2008-11-04 Vorrichtung zur variablen einstellung der steuerzeiten von gaswechselventilen einer brennkraftmaschine

Country Status (7)

Country Link
US (1) US20100326383A1 (de)
EP (1) EP2215332B1 (de)
KR (1) KR101468261B1 (de)
CN (1) CN101918680A (de)
AT (1) ATE513981T1 (de)
DE (1) DE102007056685A1 (de)
WO (1) WO2009065730A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008036876A1 (de) * 2008-08-07 2010-04-15 Schaeffler Kg Nockenwellenverstellvorrichtung für eine Brennkraftmaschine
DE102010012482B4 (de) * 2010-03-24 2018-07-12 Schaeffler Technologies AG & Co. KG Vorrichtung zur Veränderung der relativen Winkellage einer Nockenwelle gegenüber einer Kurbelwelle einer Brennkraftmaschine
DE102010053685B4 (de) * 2010-12-08 2014-10-30 Schwäbische Hüttenwerke Automotive GmbH Vorrichtung zur Verstellung der Drehwinkelposition einer Nockenwelle
JP5966999B2 (ja) * 2013-03-29 2016-08-10 マツダ株式会社 多気筒エンジンの制御装置
DE102013220322B4 (de) * 2013-10-09 2020-11-26 Schaeffler Technologies AG & Co. KG Nockenwellenverstelleinrichtung
DE102013221268A1 (de) * 2013-10-14 2015-04-16 Schaeffler Technologies Gmbh & Co. Kg Rückschlagventileinheit in aktivem Druckspeicher
DE102015204040B4 (de) * 2015-03-06 2021-07-08 Schaeffler Technologies AG & Co. KG Nockenwellenversteller
SE540733C2 (sv) * 2016-06-15 2018-10-23 Scania Cv Ab Förbränningsmotor och fordon innefattande en hydraulisk fasförskjutningsanordning
DE102017109139B3 (de) 2017-04-28 2018-06-07 Schaeffler Technologies AG & Co. KG Hydraulischer Nockenwellenversteller sowie ein Verfahren zur Ansteuerung eines hydraulischen Nockenwellenverstellers
DE102018105852B4 (de) * 2018-03-14 2022-04-21 Denso Corporation Nockenwellenstellvorrichtung mit einem Fluidakkumulator und einer Druckverstärkungsstruktur
US11242870B2 (en) * 2020-05-27 2022-02-08 NORWOOD SALES, Inc. Cylinder bypass

Family Cites Families (17)

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US3907001A (en) * 1973-02-12 1975-09-23 Pneumo Dynamics Corp Combination accumulator reservoir
US4187682A (en) * 1979-01-02 1980-02-12 The Boeing Company Constant pressure hydraulic accumulator
DE3929621A1 (de) * 1989-09-06 1991-03-07 Bayerische Motoren Werke Ag Vorrichtung zur relativen drehwinkelverstellung einer welle zu einem antriebsrad, insbesondere nockenwelle einer brennkraftmaschine
DE19529277A1 (de) * 1995-08-09 1997-02-13 Bayerische Motoren Werke Ag Verfahren zum Betreiben einer hydraulisch gesteuerten/geregelten Nockenwellen-Verstellvorrichtung für Brennkraftmaschinen
DE69709231T3 (de) 1996-03-28 2009-01-08 Aisin Seiki K.K., Kariya Ventilzeitsteuerungsvorrichtung
US5971027A (en) * 1996-07-01 1999-10-26 Wisconsin Alumni Research Foundation Accumulator for energy storage and delivery at multiple pressures
JPH1054215A (ja) * 1996-08-14 1998-02-24 Nippon Soken Inc 内燃機関の潤滑回路における油圧制御装置
JP3786511B2 (ja) * 1997-11-20 2006-06-14 株式会社日本自動車部品総合研究所 内燃機関の潤滑油回路における油量制御装置
US6234125B1 (en) * 1998-03-30 2001-05-22 Aft Atlas Fahrzeugtechnik Gmbh Apparatus for angular adjustment of camshafts relative to crankshafts in combustion engines
DE19823619A1 (de) 1998-05-27 1999-12-02 Porsche Ag Einrichtung zur relativen Drehlagenänderung einer Welle zum Antriebsrad
US6871620B2 (en) * 2002-04-09 2005-03-29 Ford Global Technologies, Llc Variable cam timing unit oil supply arrangement
US6941909B2 (en) * 2003-06-10 2005-09-13 Caterpillar Inc System and method for actuating an engine valve
US7665431B2 (en) * 2006-10-11 2010-02-23 Gm Global Technology Operations, Inc. Drive piston assembly for a valve actuator assembly
US20090126360A1 (en) * 2007-11-20 2009-05-21 Bordwell Mark A Hydraulic system with accumulator assist
US20100307156A1 (en) * 2009-06-04 2010-12-09 Bollinger Benjamin R Systems and Methods for Improving Drivetrain Efficiency for Compressed Gas Energy Storage and Recovery Systems
DE102009030201A1 (de) * 2009-06-24 2010-12-30 Schaeffler Technologies Gmbh & Co. Kg Vorrichtung zur variablen Einstellung der Steuerzeiten von Gaswechselventilen einer Brennkraftmaschine
US8171728B2 (en) * 2010-04-08 2012-05-08 Sustainx, Inc. High-efficiency liquid heat exchange in compressed-gas energy storage systems

Also Published As

Publication number Publication date
CN101918680A (zh) 2010-12-15
EP2215332A1 (de) 2010-08-11
DE102007056685A1 (de) 2009-05-28
WO2009065730A1 (de) 2009-05-28
EP2215332B1 (de) 2011-06-22
KR101468261B1 (ko) 2014-12-02
KR20100093528A (ko) 2010-08-25
US20100326383A1 (en) 2010-12-30

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