FR2975134B1 - ESTIMATING THE EGR GAS RATE IN A VEHICLE HEAT ENGINE - Google Patents

ESTIMATING THE EGR GAS RATE IN A VEHICLE HEAT ENGINE

Info

Publication number
FR2975134B1
FR2975134B1 FR1154144A FR1154144A FR2975134B1 FR 2975134 B1 FR2975134 B1 FR 2975134B1 FR 1154144 A FR1154144 A FR 1154144A FR 1154144 A FR1154144 A FR 1154144A FR 2975134 B1 FR2975134 B1 FR 2975134B1
Authority
FR
France
Prior art keywords
estimating
egr gas
heat engine
gas rate
vehicle heat
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
FR1154144A
Other languages
French (fr)
Other versions
FR2975134A1 (en
Inventor
Gregory Hodebourg
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.)
Valeo Systemes de Controle Moteur SAS
Original Assignee
Valeo Systemes de Controle Moteur 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 Valeo Systemes de Controle Moteur SAS filed Critical Valeo Systemes de Controle Moteur SAS
Priority to FR1154144A priority Critical patent/FR2975134B1/en
Priority to PCT/FR2012/051025 priority patent/WO2012156618A1/en
Priority to EP12725125.4A priority patent/EP2712397A1/en
Publication of FR2975134A1 publication Critical patent/FR2975134A1/en
Application granted granted Critical
Publication of FR2975134B1 publication Critical patent/FR2975134B1/en
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
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/0025—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D41/0047—Controlling exhaust gas recirculation [EGR]
    • F02D41/0065—Specific aspects of external EGR control
    • F02D41/0072—Estimating, calculating or determining the EGR rate, amount or flow
    • 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
    • F02D41/0025—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D41/0047—Controlling exhaust gas recirculation [EGR]
    • 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
    • F02D41/0025—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D41/0047—Controlling exhaust gas recirculation [EGR]
    • F02D41/0077—Control of the EGR valve or actuator, e.g. duty cycle, closed loop control of position
    • 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
    • F02D41/14—Introducing closed-loop corrections
    • F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
    • F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
    • F02D41/1445—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being related to the exhaust flow
    • 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
    • F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
    • F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
    • F02D41/2425—Particular ways of programming the data
    • F02D41/2429—Methods of calibrating or learning
    • F02D41/2451—Methods of calibrating or learning characterised by what is learned or calibrated
    • 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
    • F02D41/0025—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D41/0047—Controlling exhaust gas recirculation [EGR]
    • F02D41/0065—Specific aspects of external EGR control
    • F02D41/0072—Estimating, calculating or determining the EGR rate, amount or flow
    • F02D2041/0075—Estimating, calculating or determining the EGR rate, amount or flow by using flow sensors
    • 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)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust-Gas Circulating Devices (AREA)
FR1154144A 2011-05-13 2011-05-13 ESTIMATING THE EGR GAS RATE IN A VEHICLE HEAT ENGINE Active FR2975134B1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR1154144A FR2975134B1 (en) 2011-05-13 2011-05-13 ESTIMATING THE EGR GAS RATE IN A VEHICLE HEAT ENGINE
PCT/FR2012/051025 WO2012156618A1 (en) 2011-05-13 2012-05-09 Estimating the egr rate of a heat engine of a vehicle
EP12725125.4A EP2712397A1 (en) 2011-05-13 2012-05-09 Estimating the egr rate of a heat engine of a vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1154144A FR2975134B1 (en) 2011-05-13 2011-05-13 ESTIMATING THE EGR GAS RATE IN A VEHICLE HEAT ENGINE

Publications (2)

Publication Number Publication Date
FR2975134A1 FR2975134A1 (en) 2012-11-16
FR2975134B1 true FR2975134B1 (en) 2015-08-07

Family

ID=46201747

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1154144A Active FR2975134B1 (en) 2011-05-13 2011-05-13 ESTIMATING THE EGR GAS RATE IN A VEHICLE HEAT ENGINE

Country Status (3)

Country Link
EP (1) EP2712397A1 (en)
FR (1) FR2975134B1 (en)
WO (1) WO2012156618A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3011073B1 (en) * 2013-09-26 2015-10-16 Valeo Sys Controle Moteur Sas METHOD FOR DETERMINING THE EGR RATE IN A THERMAL ENGINE

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02161161A (en) * 1988-12-12 1990-06-21 Toyota Motor Corp Exhaust recirculation control device for internal combustion engine
US6837227B2 (en) * 2001-01-31 2005-01-04 Cummins, Inc. System and method for estimating EGR mass flow and EGR fraction
WO2005040592A1 (en) * 2003-10-23 2005-05-06 Hitachi, Ltd. Exhaust gas recirculation device for internal combustion engine
JP4192763B2 (en) * 2003-11-07 2008-12-10 株式会社日立製作所 Electronic EGR gas control device
JP4218702B2 (en) * 2006-06-22 2009-02-04 トヨタ自動車株式会社 Exhaust gas recirculation device for internal combustion engine
FR2915239B1 (en) * 2007-04-17 2009-05-22 Renault Sas METHOD OF ESTIMATION AND SYSTEM FOR MONITORING THE EGR RATE ON A MOTOR EQUIPPED WITH TWO ADMISSION COLLECTORS, A SWIRL FLAP BEFORE THE COLLECTOR WITHOUT EGR AND AN ADMISSION COMPONENT BEFORE THE COLLECTOR WITH EGR .
US7831378B2 (en) * 2007-10-30 2010-11-09 Cummins Inc. System and method for estimating NOx produced by an internal combustion engine
DE102009029394A1 (en) * 2009-09-11 2011-03-24 Robert Bosch Gmbh Actuator mechanism for system for preparing physical output parameters, particularly for use in motor vehicle, is provided with control element for preparing physical output parameter

Also Published As

Publication number Publication date
EP2712397A1 (en) 2014-04-02
FR2975134A1 (en) 2012-11-16
WO2012156618A1 (en) 2012-11-22

Similar Documents

Publication Publication Date Title
EP2664756A4 (en) Exhaust gas after-treatment device for diesel engine
EP2933441A4 (en) Exhaust heat recovery device for internal combustion engine and exhaust heat recovery method for internal combustion engine
EP2764224A4 (en) Internal combustion engine system and method for increasing the temperature in at least one part of the internal combustion engine system
EP2532852A4 (en) Exhaust cleaner for internal combustion engine
FR2986608B1 (en) THERMAL EXCHANGER, IN PARTICULAR FOR A VEHICLE COMPRISING A THERMAL ENGINE
ZA201305756B (en) Water cooled internal combustion engine for vehicle
FR2980823B1 (en) THERMAL MOTOR COMPRISING AN EXHAUST GAS RECIRCULATION CIRCUIT
EP2626529A4 (en) Exhaust purificaion device for internal combustion engine
EP2749748A4 (en) Exhaust gas purification device for internal combustion engine
EP2503121A4 (en) Exhaust-gas purifying device for internal-combustion engine
EP2626528A4 (en) Exhaust purification device for internal combustion engine
EP2541009A4 (en) Exhaust purification device for internal combustion engine
EP2735719A4 (en) Device for estimating exhaust temperature of internal combustion engine
EP2703628A4 (en) Device for estimating amount of deposit accumulation in internal combustion engine
PT2597279T (en) Method and device for cleaning diesel engine exhaust gases
EP2754869A4 (en) Exhaust gas purification device for internal combustion engine
EP2698514A4 (en) Exhaust gas purification device for internal combustion engine
EP2693012A4 (en) Exhaust gas purification device for internal combustion engine
FR2995939B1 (en) METHOD FOR ESTIMATING THE REGIME OF AN ENGINE IN A PREDETERMINED POSITION
FR3011073B1 (en) METHOD FOR DETERMINING THE EGR RATE IN A THERMAL ENGINE
GB201111820D0 (en) Method for operating an EGR cooler in an internal combustion engine
EP2754868A4 (en) Exhaust gas purification device for internal combustion engine
EP2527634A4 (en) Gas state estimation device for internal combustion engine
EP2787186A4 (en) Exhaust gas purification device for internal combustion engine
EP2698515A4 (en) Exhaust cleaner for internal combustion engine

Legal Events

Date Code Title Description
PLFP Fee payment

Year of fee payment: 6

PLFP Fee payment

Year of fee payment: 7

PLFP Fee payment

Year of fee payment: 8

PLFP Fee payment

Year of fee payment: 9

PLFP Fee payment

Year of fee payment: 10

PLFP Fee payment

Year of fee payment: 11

PLFP Fee payment

Year of fee payment: 12

PLFP Fee payment

Year of fee payment: 13