ITTO20020569A0 - Motore a combustione interna con sistema idraulico a controllo elettronico per l'azionamento delle valvole di aspirazione, con mezzi di comp - Google Patents

Motore a combustione interna con sistema idraulico a controllo elettronico per l'azionamento delle valvole di aspirazione, con mezzi di comp

Info

Publication number
ITTO20020569A0
ITTO20020569A0 IT2002TO000569A ITTO20020569A ITTO20020569A0 IT TO20020569 A0 ITTO20020569 A0 IT TO20020569A0 IT 2002TO000569 A IT2002TO000569 A IT 2002TO000569A IT TO20020569 A ITTO20020569 A IT TO20020569A IT TO20020569 A0 ITTO20020569 A0 IT TO20020569A0
Authority
IT
Italy
Prior art keywords
comp
activating
combustion engine
internal combustion
hydraulic system
Prior art date
Application number
IT2002TO000569A
Other languages
English (en)
Inventor
Francesco Richard
Massimiliano Maira
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
Priority to IT2002TO000569A priority Critical patent/ITTO20020569A1/it
Publication of ITTO20020569A0 publication Critical patent/ITTO20020569A0/it
Priority to DE60300044T priority patent/DE60300044T2/de
Priority to ES03008425T priority patent/ES2225808T3/es
Priority to EP03008425A priority patent/EP1378638B1/en
Priority to AT03008425T priority patent/ATE276434T1/de
Priority to US10/419,243 priority patent/US6728626B2/en
Priority to JP2003121520A priority patent/JP4160441B2/ja
Publication of ITTO20020569A1 publication Critical patent/ITTO20020569A1/it

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)
IT2002TO000569A 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 ITTO20020569A1 (it)

Priority Applications (7)

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
DE60300044T DE60300044T2 (de) 2002-07-01 2003-04-11 Hydraulisch verstellbare Ventilbetätigungsanordnung und Methode für Gleichstellung der Einlassluftmenge verschiedener Zylinder
ES03008425T ES2225808T3 (es) 2002-07-01 2003-04-11 Aparato de valvula variable hidraulica y procedimiento para uniformizar la cantidad de aire introducido en los diferentes cilindros.
EP03008425A EP1378638B1 (en) 2002-07-01 2003-04-11 Hydraulic variable valve operating apparatus and -method for uniforming the amount of intake air of different cylinders
AT03008425T ATE276434T1 (de) 2002-07-01 2003-04-11 Hydraulisch verstellbare ventilbetätigungsanordnung und methode für gleichstellung der einlassluftmenge verschiedener zylinder
US10/419,243 US6728626B2 (en) 2002-07-01 2003-04-21 Internal combustion engine with means for uniforming the amount of intake air in different cylinders, and method therefor
JP2003121520A JP4160441B2 (ja) 2002-07-01 2003-04-25 別々のシリンダでの吸気量を均等にするための手段を有する内燃エンジンおよびその方法

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 (2)

Publication Number Publication Date
ITTO20020569A0 true ITTO20020569A0 (it) 2002-07-01
ITTO20020569A1 ITTO20020569A1 (it) 2004-01-02

Family

ID=11459452

Family Applications (1)

Application Number Title Priority Date Filing Date
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

Country Status (7)

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

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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
US8646435B2 (en) * 2008-07-11 2014-02-11 Tula Technology, Inc. System and methods for stoichiometric compression ignition 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
US9020735B2 (en) 2008-07-11 2015-04-28 Tula Technology, Inc. Skip fire internal combustion engine control
US7577511B1 (en) 2008-07-11 2009-08-18 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
US8336521B2 (en) * 2008-07-11 2012-12-25 Tula Technology, Inc. Internal combustion engine control for improved fuel efficiency
US8701628B2 (en) 2008-07-11 2014-04-22 Tula Technology, Inc. Internal combustion engine control for improved fuel efficiency
EP2204566B1 (en) * 2008-12-29 2011-06-29 Fiat Group Automobiles S.p.A. Adaptive control system of the air-fuel ratio of an internal combustione engine with a variable valve timing system
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 (en) 2011-04-15 2015-03-25 C.R.F. Società Consortile per Azioni Multi-cylinder internal combustion engine with a system for variable actuation of the intake valves and with compensation of the differences in the torque produced by the cylinders, and control method implemented in this engine
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)

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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
US6055948A (en) * 1995-10-02 2000-05-02 Hitachi, Ltd. Internal combustion engine control system
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
DE60300044D1 (de) 2004-10-21
US20040002809A1 (en) 2004-01-01
JP4160441B2 (ja) 2008-10-01
JP2004036610A (ja) 2004-02-05
ATE276434T1 (de) 2004-10-15
EP1378638A1 (en) 2004-01-07
DE60300044T2 (de) 2005-01-20
ES2225808T3 (es) 2005-03-16
EP1378638B1 (en) 2004-09-15
ITTO20020569A1 (it) 2004-01-02
US6728626B2 (en) 2004-04-27

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