SE523738C2 - Förfarande för mätning av luftflödet till en förbränningsmotor - Google Patents

Förfarande för mätning av luftflödet till en förbränningsmotor

Info

Publication number
SE523738C2
SE523738C2 SE0102795A SE0102795A SE523738C2 SE 523738 C2 SE523738 C2 SE 523738C2 SE 0102795 A SE0102795 A SE 0102795A SE 0102795 A SE0102795 A SE 0102795A SE 523738 C2 SE523738 C2 SE 523738C2
Authority
SE
Sweden
Prior art keywords
pressure
throttle
inlet
measurements
air
Prior art date
Application number
SE0102795A
Other languages
English (en)
Swedish (sv)
Other versions
SE0102795L (sv
SE0102795D0 (sv
Inventor
Goeran Almkvist
Original Assignee
Sem Ab
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 Sem Ab filed Critical Sem Ab
Priority to SE0102795A priority Critical patent/SE523738C2/sv
Publication of SE0102795D0 publication Critical patent/SE0102795D0/xx
Priority to PCT/SE2002/001498 priority patent/WO2003018978A2/fr
Priority to AU2002330347A priority patent/AU2002330347A1/en
Publication of SE0102795L publication Critical patent/SE0102795L/xx
Publication of SE523738C2 publication Critical patent/SE523738C2/sv

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
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/18—Circuit arrangements for generating control signals by measuring intake air flow
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/76—Devices for measuring mass flow of a fluid or a fluent solid material
    • G01F1/86—Indirect mass flowmeters, e.g. measuring volume flow and density, temperature or pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D2200/00—Input parameters for engine control
    • F02D2200/02—Input parameters for engine control the parameters being related to the engine
    • F02D2200/04—Engine intake system parameters
    • F02D2200/0402—Engine intake system parameters the parameter being determined by using a model of the engine intake or its components
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D2200/00—Input parameters for engine control
    • F02D2200/02—Input parameters for engine control the parameters being related to the engine
    • F02D2200/04—Engine intake system parameters
    • F02D2200/0406—Intake manifold pressure
    • 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
    • F02D2250/14—Timing of measurement, e.g. synchronisation of measurements to the engine cycle

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Measuring Fluid Pressure (AREA)
SE0102795A 2001-08-22 2001-08-22 Förfarande för mätning av luftflödet till en förbränningsmotor SE523738C2 (sv)

Priority Applications (3)

Application Number Priority Date Filing Date Title
SE0102795A SE523738C2 (sv) 2001-08-22 2001-08-22 Förfarande för mätning av luftflödet till en förbränningsmotor
PCT/SE2002/001498 WO2003018978A2 (fr) 2001-08-22 2002-08-22 Procede de mesure du debit d'air dans moteur thermique
AU2002330347A AU2002330347A1 (en) 2001-08-22 2002-08-22 Method for measuring the airflow in an internal combustion engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE0102795A SE523738C2 (sv) 2001-08-22 2001-08-22 Förfarande för mätning av luftflödet till en förbränningsmotor

Publications (3)

Publication Number Publication Date
SE0102795D0 SE0102795D0 (sv) 2001-08-22
SE0102795L SE0102795L (sv) 2003-02-23
SE523738C2 true SE523738C2 (sv) 2004-05-11

Family

ID=20285092

Family Applications (1)

Application Number Title Priority Date Filing Date
SE0102795A SE523738C2 (sv) 2001-08-22 2001-08-22 Förfarande för mätning av luftflödet till en förbränningsmotor

Country Status (3)

Country Link
AU (1) AU2002330347A1 (fr)
SE (1) SE523738C2 (fr)
WO (1) WO2003018978A2 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE510123T1 (de) 2007-07-05 2011-06-15 Magneti Marelli Spa VERFAHREN ZUR ERFASSUNG UND VERARBEITUNG EINES EINLAßDRUCKSIGNALS IN EINER INNENVERBRENNUNGSMASCHINE OHNE EINEN LUFTANSAUGKRÜMMER
FR3128490B1 (fr) 2021-10-27 2025-10-10 Vitesco Technologies Procédé d’estimation de la pression atmosphérique pour un moteur à combustion interne

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1058842B (it) * 1976-04-15 1982-05-10 Fiat Spa Procedimento e dispositivo per la determinazione del quantitativo di aria aspirata da un motore a combustione interna a ciclo otto ad iniezione di benzina
JPH0240054A (ja) * 1988-07-29 1990-02-08 Fuji Heavy Ind Ltd 車両用内燃機関の空燃比制御装置
US5138874A (en) * 1991-07-01 1992-08-18 General Motors Corporation Diagnostic system for detecting faults in engine air intake check valves
US5497329A (en) * 1992-09-23 1996-03-05 General Motors Corporation Prediction method for engine mass air flow per cylinder
FR2709151B1 (fr) * 1993-08-20 1995-09-15 Renault Procédé de calcul de la masse d'air admise dans un moteur à combustion interne.
JP3685369B2 (ja) * 1999-01-26 2005-08-17 三菱電機株式会社 内燃機関の制御装置

Also Published As

Publication number Publication date
WO2003018978A2 (fr) 2003-03-06
SE0102795L (sv) 2003-02-23
AU2002330347A1 (en) 2003-03-10
WO2003018978A3 (fr) 2003-11-13
SE0102795D0 (sv) 2001-08-22

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