FR3024181B1 - Dispositif de desactivation partielle des cylindres d'un moteur a combustion interne - Google Patents

Dispositif de desactivation partielle des cylindres d'un moteur a combustion interne

Info

Publication number
FR3024181B1
FR3024181B1 FR1457050A FR1457050A FR3024181B1 FR 3024181 B1 FR3024181 B1 FR 3024181B1 FR 1457050 A FR1457050 A FR 1457050A FR 1457050 A FR1457050 A FR 1457050A FR 3024181 B1 FR3024181 B1 FR 3024181B1
Authority
FR
France
Prior art keywords
cylinders
combustion engine
internal combustion
partially deactivating
deactivating
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.)
Expired - Fee Related
Application number
FR1457050A
Other languages
English (en)
Other versions
FR3024181A1 (fr
Inventor
Marc Unternahrer
Walter Damey
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.)
PSA Automobiles SA
Original Assignee
Peugeot Citroen Automobiles SA
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 Peugeot Citroen Automobiles SA filed Critical Peugeot Citroen Automobiles SA
Priority to FR1457050A priority Critical patent/FR3024181B1/fr
Publication of FR3024181A1 publication Critical patent/FR3024181A1/fr
Application granted granted Critical
Publication of FR3024181B1 publication Critical patent/FR3024181B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • 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
    • 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
    • F01L13/0042—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 with cams being 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
    • F01L13/0005—Deactivating valves
    • F01L2013/001—Deactivating cylinders
    • 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
    • F01L2013/0078—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 cam contact point by axially displacing the camshaft
    • 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
    • F02D2041/0012—Controlling intake air for engines with variable valve actuation with selective deactivation of cylinders
    • 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
    • F02D41/0087—Selective cylinder activation, i.e. partial cylinder operation

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
  • Valve Device For Special Equipments (AREA)
FR1457050A 2014-07-22 2014-07-22 Dispositif de desactivation partielle des cylindres d'un moteur a combustion interne Expired - Fee Related FR3024181B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1457050A FR3024181B1 (fr) 2014-07-22 2014-07-22 Dispositif de desactivation partielle des cylindres d'un moteur a combustion interne

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1457050A FR3024181B1 (fr) 2014-07-22 2014-07-22 Dispositif de desactivation partielle des cylindres d'un moteur a combustion interne

Publications (2)

Publication Number Publication Date
FR3024181A1 FR3024181A1 (fr) 2016-01-29
FR3024181B1 true FR3024181B1 (fr) 2016-08-12

Family

ID=51570698

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1457050A Expired - Fee Related FR3024181B1 (fr) 2014-07-22 2014-07-22 Dispositif de desactivation partielle des cylindres d'un moteur a combustion interne

Country Status (1)

Country Link
FR (1) FR3024181B1 (fr)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB191003485A (en) * 1909-02-23 1910-09-29 Martin Cornwell Kessler Improvements in or relating to Gas Engines.
GB343688A (en) * 1930-01-13 1931-02-26 Edward Ernest Morris Improvements in positively operated valve gear for internal combustion engines
CH150705A (de) * 1930-06-05 1931-11-15 Motorwagenfabrik Berna A G Bremssteuereinrichtung für insbesondere nach dem Dieselverfahren arbeitende Viertaktfahrzeugmotoren.
US4401069A (en) * 1981-02-10 1983-08-30 Foley James E Camshaft lobes which provide selective cylinder cutout of an internal combustion engine
DE4412548A1 (de) * 1994-04-12 1995-10-19 Schlosser Werner Diopl Ing Fh Hubkolbenmotor mit Nockenwelle
FR2946693B1 (fr) * 2009-06-16 2011-07-22 Renault Sas Moteur a combustion interne adapte a la deconnexion de cylindres et procede de commande correspondant
FR2988771B1 (fr) * 2012-04-02 2014-04-25 Peugeot Citroen Automobiles Sa Dispositif pour la desactivation partielle des cylindres d'un moteur a combustion interne

Also Published As

Publication number Publication date
FR3024181A1 (fr) 2016-01-29

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Year of fee payment: 2

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Effective date: 20160129

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