ATE276434T1 - Hydraulisch verstellbare ventilbetätigungsanordnung und methode für gleichstellung der einlassluftmenge verschiedener zylinder - Google Patents

Hydraulisch verstellbare ventilbetätigungsanordnung und methode für gleichstellung der einlassluftmenge verschiedener zylinder

Info

Publication number
ATE276434T1
ATE276434T1 AT03008425T AT03008425T ATE276434T1 AT E276434 T1 ATE276434 T1 AT E276434T1 AT 03008425 T AT03008425 T AT 03008425T AT 03008425 T AT03008425 T AT 03008425T AT E276434 T1 ATE276434 T1 AT E276434T1
Authority
AT
Austria
Prior art keywords
engine
equalizing
air quantity
inlet air
valve actuation
Prior art date
Application number
AT03008425T
Other languages
English (en)
Inventor
Massimiliano Maira
Francesco Richard
Original Assignee
Fiat Ricerche
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 Fiat Ricerche filed Critical Fiat Ricerche
Application granted granted Critical
Publication of ATE276434T1 publication Critical patent/ATE276434T1/de

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/008—Controlling each cylinder individually
    • 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
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/0002—Controlling intake air
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/18—Circuit arrangements for generating control signals by measuring intake air flow
    • 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
    • F01L2303/00—Manufacturing of components used in valve arrangements
    • F01L2303/01—Tools for producing, mounting or adjusting, e.g. some part of the distribution
    • 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
    • F01L2800/00—Methods of operation using a variable valve timing mechanism
    • 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
    • F01L2800/00—Methods of operation using a variable valve timing mechanism
    • F01L2800/13—Throttleless
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/0002—Controlling intake air
    • F02D2041/001—Controlling intake air for engines with variable valve actuation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/008—Controlling each cylinder individually
    • F02D41/0085—Balancing of cylinder outputs, e.g. speed, torque or air-fuel ratio
    • 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
    • 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
    • Y02T10/40—Engine management systems

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)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Valve Device For Special Equipments (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
AT03008425T 2002-07-01 2003-04-11 Hydraulisch verstellbare ventilbetätigungsanordnung und methode für gleichstellung der einlassluftmenge verschiedener zylinder ATE276434T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2002TO000569A ITTO20020569A1 (it) 2002-07-01 2002-07-01 Motore a combustione interna con sistema idraulico a controllo elettronico per l'azionamento delle valvole di aspirazione, con mezzi di comp

Publications (1)

Publication Number Publication Date
ATE276434T1 true ATE276434T1 (de) 2004-10-15

Family

ID=11459452

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03008425T ATE276434T1 (de) 2002-07-01 2003-04-11 Hydraulisch verstellbare ventilbetätigungsanordnung und methode für gleichstellung der einlassluftmenge verschiedener zylinder

Country Status (7)

Country Link
US (1) US6728626B2 (de)
EP (1) EP1378638B1 (de)
JP (1) JP4160441B2 (de)
AT (1) ATE276434T1 (de)
DE (1) DE60300044T2 (de)
ES (1) ES2225808T3 (de)
IT (1) ITTO20020569A1 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITTO20010660A1 (it) * 2001-07-06 2003-01-06 Fiat Ricerche Motore diesel pluricilindrico con azionamento variabile delle valvole.
ITTO20020569A1 (it) 2002-07-01 2004-01-02 Fiat Ricerche Motore a combustione interna con sistema idraulico a controllo elettronico per l'azionamento delle valvole di aspirazione, con mezzi di comp
JP4222308B2 (ja) * 2005-01-11 2009-02-12 トヨタ自動車株式会社 内燃機関の空気量推定装置
US7174866B2 (en) * 2005-03-17 2007-02-13 Eaton Corporation Direct pressure feed air bleed system
DE102005047446A1 (de) * 2005-09-30 2007-04-05 Robert Bosch Gmbh Verfahren und Vorrichtung zum Betreiben einer Brennkraftmaschine
US8701628B2 (en) 2008-07-11 2014-04-22 Tula Technology, Inc. Internal combustion engine control for improved fuel efficiency
US8646435B2 (en) * 2008-07-11 2014-02-11 Tula Technology, Inc. System and methods for stoichiometric compression ignition engine control
US9020735B2 (en) 2008-07-11 2015-04-28 Tula Technology, Inc. Skip fire internal combustion engine control
US8616181B2 (en) * 2008-07-11 2013-12-31 Tula Technology, Inc. Internal combustion engine control for improved fuel efficiency
US8131447B2 (en) * 2008-07-11 2012-03-06 Tula Technology, Inc. Internal combustion engine control for improved fuel efficiency
US7577511B1 (en) 2008-07-11 2009-08-18 Tula Technology, Inc. Internal combustion engine control for improved fuel efficiency
US8336521B2 (en) 2008-07-11 2012-12-25 Tula Technology, Inc. Internal combustion engine control for improved fuel efficiency
US8402942B2 (en) * 2008-07-11 2013-03-26 Tula Technology, Inc. System and methods for improving efficiency in internal combustion engines
EP2204566B1 (de) * 2008-12-29 2011-06-29 Fiat Group Automobiles S.p.A. Adaptives Steuersystem des Luft-Kraftstoff-Verhältnisses einer Brennkraftmaschine mit einem variablen Ventilsteuerungssystem
US8511281B2 (en) 2009-07-10 2013-08-20 Tula Technology, Inc. Skip fire engine control
US8352156B2 (en) * 2009-10-13 2013-01-08 GM Global Technology Operations LLC System and method for controlling engine components during cylinder deactivation
WO2012075290A1 (en) 2010-12-01 2012-06-07 Tula Technology, Inc. Skip fire internal combustion engine control
EP2511504B1 (de) 2011-04-15 2015-03-25 C.R.F. Società Consortile per Azioni Mehrzylinder-Verbrennungsmotor mit einem System zur variablen Betätigung der Einlassventile und mit Ausgleich der Unterschiede des von den Zylindern verursachten Drehmoments und in diesem Motor implementiertes Steuerverfahren
US20130304352A1 (en) * 2012-05-11 2013-11-14 Chrysler Group Llc On-board diagnostic method and system for detecting malfunction conditions in multiair engine hydraulic valve train
US9714614B2 (en) * 2015-02-02 2017-07-25 Ford Global Technologies, Llc Method of controlling aspirator motive flow

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3960121A (en) * 1971-06-16 1976-06-01 Backus Devices, Incorporated Engine combustion system
US4176651A (en) * 1976-05-06 1979-12-04 Backus Devices, Incorporated Engine combustion system
DE2650247A1 (de) * 1976-11-02 1978-05-11 Bosch Gmbh Robert Verfahren und einrichtung zur begrenzung der hoechstzulaessigen kraftstoffoerdermenge der kraftstoffeinspritzpumpe eines dieselmotors
US4841935A (en) * 1986-10-24 1989-06-27 Honda Giken Kogyo Kabushiki Kaisha Variable air induction control system for internal combustion engine
US5351660A (en) * 1993-07-01 1994-10-04 Michael Logozzo Electrically activated dynamic valve for spark ignition engines
WO1997013063A1 (en) * 1995-10-02 1997-04-10 Hitachi, Ltd. Control device for an internal combustion engine
IT1285853B1 (it) * 1996-04-24 1998-06-24 Fiat Ricerche Motore a combustione interna con valvole ad azionamento variabile.
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
ITTO980060A1 (it) * 1998-01-23 1999-07-23 Fiat Ricerche Perfezionamenti ai motori a combustione intenra con valvole ad azionam ento variabile.
IT1302071B1 (it) * 1998-02-26 2000-07-20 Fiat Ricerche Motore a combustione interna con valvole ad azionamento variabile.
ITTO20020569A1 (it) 2002-07-01 2004-01-02 Fiat Ricerche Motore a combustione interna con sistema idraulico a controllo elettronico per l'azionamento delle valvole di aspirazione, con mezzi di comp

Also Published As

Publication number Publication date
ITTO20020569A1 (it) 2004-01-02
EP1378638A1 (de) 2004-01-07
ES2225808T3 (es) 2005-03-16
JP4160441B2 (ja) 2008-10-01
ITTO20020569A0 (it) 2002-07-01
JP2004036610A (ja) 2004-02-05
DE60300044D1 (de) 2004-10-21
US20040002809A1 (en) 2004-01-01
US6728626B2 (en) 2004-04-27
DE60300044T2 (de) 2005-01-20
EP1378638B1 (de) 2004-09-15

Similar Documents

Publication Publication Date Title
ATE276434T1 (de) Hydraulisch verstellbare ventilbetätigungsanordnung und methode für gleichstellung der einlassluftmenge verschiedener zylinder
DE60027224D1 (de) Vorrichtung zur Steuerung der Ansaugluftmenge eines Verbrennungsmotors mit variabler Ventilsteuerungseinrichtung
ATE355445T1 (de) Brennkraftmaschine mit einer einzigen obenliegenden nockenwelle zur mechanischen steuerung der auslassventile und zur elektrohydraulischen steuerung der einlassventile
DE69913091D1 (de) Vorrichtung zur Steuerung der Ansaugluftmenge eines Verbrennungsmotors mit variabler Ventilsteuerungseinrichtung
EP1002939A3 (de) Steuerungsanrichtung der Ansaugluftmenge für eine Brennkraftmaschine mit variabler Ventilsteuerung
EP2264300A3 (de) System zur Berechnung des Abgasrückführstroms in den Zylinder und in die Saugleitung einer Brennkraftmaschine
EP2570637A3 (de) Steuergerät für eine Brennkraftmaschine mit variablem Ventiltrieb
EP1136678A3 (de) Steuersystem für eine Brennkraftmaschine mit variabler Ventilsteuerung
DE60318154D1 (de) Brennkraftmaschine mit elektronisch angesteuertem Hydrauliksystem für den Ventilbetrieb und Einrichtung zum Kompensieren von Änderungen der Betriebszustände der Hydraulikflüssigkeit
ATE471437T1 (de) Mehrzylinderdrigen brennkraftmaschine mit variabler ventilsteuerung
DE60200669D1 (de) Verbrennungsmotor mit variabler Ventilsteuerung und hydraulischem Zusatzstösel
ITTO20020149A1 (it) Motore pluricilindrico a combustione interna con dispositivo idraulico a controllo elettronico per l'azionamento variabile delle valvole, in
DE602004026848D1 (de) Verfahren und Vorrichtung zum Betreiben einer mehrzylindrigen fremdgezündeten Viertakt-Brennkraftmaschine mit Zylinderabschaltung
DE50309293D1 (de) Verfahren und Vorrichtung zur Regelung eines Verbrennungsmotors
DE60315923D1 (de) Eine Brennkraftmaschine mit zwei Einlassventilen für jeden Zylinder und einem elektronischen Regelsystem zum unterschiedlichen und wechselnden Bedienen der zwei Einlassventile
EP1104843A3 (de) Verfahren und Einrichtung zur Einlassluftsteuerung mit variabler Ventilsteuerung
EP1471228A3 (de) Brennkraftmaschine mit Ventileinrichtung zur Spülungssteuerung
DE60200965D1 (de) Brennkraftmaschine mit hydraulischer variablen Ventilsteuerung und Hydraulikkreislaufentlüftungseinrichtung
EP1389673A3 (de) Variabler Betätigungsmechanismus eines Einlassventils und Verfahren für eine Brennkraftmaschine
DE50007737D1 (de) Leitungssystem mit Drosselklappe
EP1308604A3 (de) Vorrichtung und Verfahren zur Messung der Einlassluftmenge einer Brennkraftmaschine
SE9702121D0 (sv) Förbränningsmotor med AT-regulator
EP1757789A3 (de) Steuervorrichtung für eine mehrzylindrige Brennkraftmaschine
DE50009662D1 (de) Mehrzylindrige Hubkolbenbrennkraftmaschine mit Abgasturbolader und Vorrichtung zur Abgasrückführung
EP1036919A3 (de) Brennkraftmaschine mit einer Abgasregelvorrichtung

Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification

Ref document number: 1378638

Country of ref document: EP