WO2012097895A3 - Ventilsteuerungssystem - Google Patents

Ventilsteuerungssystem Download PDF

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Publication number
WO2012097895A3
WO2012097895A3 PCT/EP2011/070155 EP2011070155W WO2012097895A3 WO 2012097895 A3 WO2012097895 A3 WO 2012097895A3 EP 2011070155 W EP2011070155 W EP 2011070155W WO 2012097895 A3 WO2012097895 A3 WO 2012097895A3
Authority
WO
WIPO (PCT)
Prior art keywords
valve
control
camshaft
way
curve
Prior art date
Application number
PCT/EP2011/070155
Other languages
English (en)
French (fr)
Other versions
WO2012097895A2 (de
Inventor
Abdelhak RGUIG ASSAKALI
Cenk DURMAZ
Stefan Richter
Andreas Eichenberg
Original Assignee
Schaeffler Technologies AG & Co. KG
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 AG & Co. KG filed Critical Schaeffler Technologies AG & Co. KG
Publication of WO2012097895A2 publication Critical patent/WO2012097895A2/de
Publication of WO2012097895A3 publication Critical patent/WO2012097895A3/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
    • 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
    • F01L13/0031—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 by modification of tappet or pushrod length
    • 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
    • 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
    • F02D13/0253—Fully variable control of valve lift and timing using camless actuation systems such as hydraulic, pneumatic or electromagnetic actuators, e.g. solenoid valves
    • 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)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Valve Device For Special Equipments (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)

Abstract

Ventilsteuerungssystem (2) zur Ansteuerung von Gaswechselventilen (4) eines Verbrennungsmotors mit sowohl einer elektrohydraulischen Ventilhubsteuereinrichtung (28) mit einem ein Steuerventil (32) umfassenden hydraulischen System (30) zum gesteuerten Übertragen der Bewegung mindestens einer an einer Nockenwelle (8) angebrachten Nocke (26) auf mindestens eines der Gaswechselventile (4), derart, dass innerhalb einer Ventilsteuerungshüllkurve (42, 43) mittels des Steuerventils (32) eine Ventilerhebungskurve (44, 45) einstellbar ist, als auch mit einer Nockenwellenverstelleinrichtung (14), mittels derer die Winkelposition zwischen einer Kurbelwelle (12) und der Nockenwelle (8) verstellbar ist, derart, dass die Ventilsteuerungshüllkurve (42, 43) verschoben wird, sowie mit einer Steuereinheit (16), die derart ausgelegt ist, dass sie in Abhängigkeit von aktuellen Anforderungen wahlweise oder in Kombination die Ventilsteuerungshüllkurve (42, 43) über die Nockenwellenverstelleinrichtung (14) verschiebt und die Ventilerhebungskurve (44, 45) über die Ventilhubsteuereinrichtung (28) einstellt.
PCT/EP2011/070155 2011-01-20 2011-11-15 Ventilsteuerungssystem WO2012097895A2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102011002910.9 2011-01-20
DE102011002910A DE102011002910A1 (de) 2011-01-20 2011-01-20 Ventilsteuerungssystem

Publications (2)

Publication Number Publication Date
WO2012097895A2 WO2012097895A2 (de) 2012-07-26
WO2012097895A3 true WO2012097895A3 (de) 2012-09-20

Family

ID=45023820

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2011/070155 WO2012097895A2 (de) 2011-01-20 2011-11-15 Ventilsteuerungssystem

Country Status (2)

Country Link
DE (1) DE102011002910A1 (de)
WO (1) WO2012097895A2 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018208037A1 (de) * 2018-05-23 2019-11-28 Robert Bosch Gmbh Verfahren zur Diagnose von Ventilsteuerzeiten einer Brennkraftmaschine

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0224152A1 (de) * 1985-11-19 1987-06-03 Bayerische Motoren Werke Aktiengesellschaft, Patentabteilung AJ-3 Arbeitsverfahren zur Steuerung mechanisch-hydraulisch betätigter Ventile für Kraft- und Arbeitsmaschinen
EP0317372A1 (de) * 1987-11-19 1989-05-24 Honda Giken Kogyo Kabushiki Kaisha Vorrichtung zur Ventilsteuerung in einer Brennkraftmaschine
EP1087106A2 (de) * 1999-09-25 2001-03-28 Volkswagen Aktiengesellschaft Verfahren zur Nockenwellenverstellung in einer Brennkraftmaschine
DE10024719A1 (de) * 1999-05-19 2001-04-26 Honda Motor Co Ltd Einlassventilhub-Steuersystem
EP1617048A1 (de) * 2004-07-14 2006-01-18 HONDA MOTOR CO., Ltd. Ventilsteuerung einer Brennkraftmaschine zur Vermeidung eines Kontaktes zwischen Kolben und Ventil

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10359068A1 (de) 2003-12-16 2005-07-21 Ina-Schaeffler Kg Brennkraftmaschine mit einer hydraulischen Vorrichtung zur Drehwinkelverstellung einer Nockenwelle gegenüber einer Kurbelwelle

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0224152A1 (de) * 1985-11-19 1987-06-03 Bayerische Motoren Werke Aktiengesellschaft, Patentabteilung AJ-3 Arbeitsverfahren zur Steuerung mechanisch-hydraulisch betätigter Ventile für Kraft- und Arbeitsmaschinen
EP0317372A1 (de) * 1987-11-19 1989-05-24 Honda Giken Kogyo Kabushiki Kaisha Vorrichtung zur Ventilsteuerung in einer Brennkraftmaschine
DE10024719A1 (de) * 1999-05-19 2001-04-26 Honda Motor Co Ltd Einlassventilhub-Steuersystem
EP1087106A2 (de) * 1999-09-25 2001-03-28 Volkswagen Aktiengesellschaft Verfahren zur Nockenwellenverstellung in einer Brennkraftmaschine
EP1617048A1 (de) * 2004-07-14 2006-01-18 HONDA MOTOR CO., Ltd. Ventilsteuerung einer Brennkraftmaschine zur Vermeidung eines Kontaktes zwischen Kolben und Ventil

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
DR LUCIO BERNARD ET AL: "Elektrohydraulische Ventilsteuerung mit dem MultiAir-Verfahren", MOTORTECHNISCHE ZEITSCHRIFT MTZ,, vol. 12, 1 January 2009 (2009-01-01), pages 892 - 899, XP001525896 *

Also Published As

Publication number Publication date
WO2012097895A2 (de) 2012-07-26
DE102011002910A1 (de) 2012-07-26

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