FR2902146B1 - Moteur a taux de compression variable (vcr) et procede de commande d'un tel moteur - Google Patents

Moteur a taux de compression variable (vcr) et procede de commande d'un tel moteur

Info

Publication number
FR2902146B1
FR2902146B1 FR0605261A FR0605261A FR2902146B1 FR 2902146 B1 FR2902146 B1 FR 2902146B1 FR 0605261 A FR0605261 A FR 0605261A FR 0605261 A FR0605261 A FR 0605261A FR 2902146 B1 FR2902146 B1 FR 2902146B1
Authority
FR
France
Prior art keywords
vcr
engine
controlling
compression rate
variable compression
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.)
Active
Application number
FR0605261A
Other languages
English (en)
Other versions
FR2902146A1 (fr
Inventor
Pascal Emery
Emmanuel Devaud
Marcos Navarro
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.)
Renault SAS
Original Assignee
Renault SAS
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 Renault SAS filed Critical Renault SAS
Priority to FR0605261A priority Critical patent/FR2902146B1/fr
Publication of FR2902146A1 publication Critical patent/FR2902146A1/fr
Application granted granted Critical
Publication of FR2902146B1 publication Critical patent/FR2902146B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D15/00—Varying compression ratio
    • F02D15/02—Varying compression ratio by alteration or displacement of piston stroke
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00—Other engines
    • F02B75/04—Engines with variable distances between pistons at top dead-centre positions and cylinder heads
    • F02B75/048—Engines with variable distances between pistons at top dead-centre positions and cylinder heads by means of a variable crank stroke length
    • 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
    • F02D41/04—Introducing corrections for particular operating conditions
    • F02D41/10—Introducing corrections for particular operating conditions for acceleration
    • F02D41/107—Introducing corrections for particular operating conditions for acceleration and deceleration
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00—Other engines
    • F02B75/04—Engines with variable distances between pistons at top dead-centre positions and cylinder heads
    • F02B75/045—Engines with variable distances between pistons at top dead-centre positions and cylinder heads by means of a variable connecting rod length
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D2250/00—Engine control related to specific problems or objectives
    • F02D2250/18—Control of the engine output torque
    • F02D2250/21—Control of the engine output torque during a transition between engine operation modes or states

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
FR0605261A 2006-06-13 2006-06-13 Moteur a taux de compression variable (vcr) et procede de commande d'un tel moteur Active FR2902146B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0605261A FR2902146B1 (fr) 2006-06-13 2006-06-13 Moteur a taux de compression variable (vcr) et procede de commande d'un tel moteur

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0605261A FR2902146B1 (fr) 2006-06-13 2006-06-13 Moteur a taux de compression variable (vcr) et procede de commande d'un tel moteur

Publications (2)

Publication Number Publication Date
FR2902146A1 FR2902146A1 (fr) 2007-12-14
FR2902146B1 true FR2902146B1 (fr) 2008-09-12

Family

ID=37667374

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0605261A Active FR2902146B1 (fr) 2006-06-13 2006-06-13 Moteur a taux de compression variable (vcr) et procede de commande d'un tel moteur

Country Status (1)

Country Link
FR (1) FR2902146B1 (fr)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4058927B2 (ja) * 2001-09-18 2008-03-12 日産自動車株式会社 内燃機関の制御装置
US6876916B2 (en) * 2002-02-01 2005-04-05 Ford Global Technologies, Llc Method and system for inferring torque output of a variable compression ratio engine
DE10319666A1 (de) * 2003-05-02 2004-11-18 Robert Bosch Gmbh Verfahren und Vorrichtung zur Einstellung einer variablen Verdichtung bei einem Verbrennungsmotor

Also Published As

Publication number Publication date
FR2902146A1 (fr) 2007-12-14

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