SE9500189D0 - Metod och system för övervakning av förbränningsmotorer - Google Patents

Metod och system för övervakning av förbränningsmotorer

Info

Publication number
SE9500189D0
SE9500189D0 SE9500189A SE9500189A SE9500189D0 SE 9500189 D0 SE9500189 D0 SE 9500189D0 SE 9500189 A SE9500189 A SE 9500189A SE 9500189 A SE9500189 A SE 9500189A SE 9500189 D0 SE9500189 D0 SE 9500189D0
Authority
SE
Sweden
Prior art keywords
pct
during
fundamental frequency
detected
fuel ratio
Prior art date
Application number
SE9500189A
Other languages
English (en)
Other versions
SE503900C2 (sv
SE9500189L (sv
Inventor
Jan Nytomt
Thomas Johansson
Original Assignee
Mecel 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 Mecel Ab filed Critical Mecel Ab
Priority to SE9500189A priority Critical patent/SE503900C2/sv
Publication of SE9500189D0 publication Critical patent/SE9500189D0/sv
Priority to DE19680104T priority patent/DE19680104C2/de
Priority to PCT/SE1996/000048 priority patent/WO1996022458A1/en
Priority to US08/704,720 priority patent/US5769049A/en
Publication of SE9500189L publication Critical patent/SE9500189L/sv
Publication of SE503900C2 publication Critical patent/SE503900C2/sv

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D35/00—Controlling engines, dependent on conditions exterior or interior to engines, not otherwise provided for
    • F02D35/02—Controlling engines, dependent on conditions exterior or interior to engines, not otherwise provided for on interior conditions
    • F02D35/021—Controlling engines, dependent on conditions exterior or interior to engines, not otherwise provided for on interior conditions using an ionic current sensor
    • 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
    • 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
    • F02D41/1454—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 an oxygen content or concentration or the air-fuel ratio
    • F02D41/1458—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 an oxygen content or concentration or the air-fuel ratio with determination means using an estimation
    • 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
    • F02D41/1454—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 an oxygen content or concentration or the air-fuel ratio
    • F02D41/1456—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 an oxygen content or concentration or the air-fuel ratio with sensor output signal being linear or quasi-linear with the concentration of oxygen

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Testing Of Engines (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
SE9500189A 1995-01-18 1995-01-18 Metod och system för övervakning av förbränningsmotorer genom detektering av aktuellt blandningsförhållande luft-bränsle SE503900C2 (sv)

Priority Applications (4)

Application Number Priority Date Filing Date Title
SE9500189A SE503900C2 (sv) 1995-01-18 1995-01-18 Metod och system för övervakning av förbränningsmotorer genom detektering av aktuellt blandningsförhållande luft-bränsle
DE19680104T DE19680104C2 (de) 1995-01-18 1996-01-18 Verfahren und System zum Steuern von Verbrennungsmotoren
PCT/SE1996/000048 WO1996022458A1 (en) 1995-01-18 1996-01-18 Method and system for controlling combustion engines
US08/704,720 US5769049A (en) 1995-01-18 1996-01-18 Method and system for controlling combustion engines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9500189A SE503900C2 (sv) 1995-01-18 1995-01-18 Metod och system för övervakning av förbränningsmotorer genom detektering av aktuellt blandningsförhållande luft-bränsle

Publications (3)

Publication Number Publication Date
SE9500189D0 true SE9500189D0 (sv) 1995-01-18
SE9500189L SE9500189L (sv) 1996-07-19
SE503900C2 SE503900C2 (sv) 1996-09-30

Family

ID=20396893

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9500189A SE503900C2 (sv) 1995-01-18 1995-01-18 Metod och system för övervakning av förbränningsmotorer genom detektering av aktuellt blandningsförhållande luft-bränsle

Country Status (4)

Country Link
US (1) US5769049A (sv)
DE (1) DE19680104C2 (sv)
SE (1) SE503900C2 (sv)
WO (1) WO1996022458A1 (sv)

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SE505543C2 (sv) * 1995-12-27 1997-09-15 Mecel Ab Metod för reglering av knackning i en förbränningsmotor
SE505874C2 (sv) * 1996-01-23 1997-10-20 Mecel Ab Mätkrets för detektering av jonisering i förbränningsrummet i en förbränningsmotor
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DE19916204C1 (de) * 1999-04-10 2000-11-16 Daimler Chrysler Ag Verfahren zur Verbrennungskenngrößenbestimmung einer Brennkraftmaschine
DE19917708C1 (de) * 1999-04-20 2001-01-11 Daimler Chrysler Ag Verfahren zur Bestimmung der Zusammensetzung eines Luft-Kraftstoff-Gemisches im Brennraum einer Brennkraftmaschine
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US6786200B2 (en) * 2002-11-15 2004-09-07 Woodware Governor Company Method and apparatus for controlling combustion quality in lean burn reciprocating engines
DE10319529B3 (de) * 2003-04-30 2004-07-15 Siemens Ag Verfahren und Vorrichtung zur Bestimmung eines Lambda-Signals bei einer Brennkraftmaschine mit einer Motorsteuerung
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DE10332629B4 (de) * 2003-07-18 2005-07-14 Stiebel Eltron Gmbh & Co. Kg Verfahren zur Überwachung einer Breitbandsonde
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KR100957743B1 (ko) * 2005-06-13 2010-05-12 스티벨엘트론게엠베하운트콤파니카게 연소 관련 변수들을 검출하기 위한 회로
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CN102906413B (zh) 2010-02-13 2014-09-10 麦卡利斯特技术有限责任公司 具有声学力调节器的燃料喷射器组件以及相关的使用和制造方法
US8919377B2 (en) 2011-08-12 2014-12-30 Mcalister Technologies, Llc Acoustically actuated flow valve assembly including a plurality of reed valves
US9651453B2 (en) 2012-01-30 2017-05-16 Sem Ab Method for monitoring combustion processes in a combustion engine
US9169821B2 (en) 2012-11-02 2015-10-27 Mcalister Technologies, Llc Fuel injection systems with enhanced corona burst
US9169814B2 (en) 2012-11-02 2015-10-27 Mcalister Technologies, Llc Systems, methods, and devices with enhanced lorentz thrust
US8752524B2 (en) 2012-11-02 2014-06-17 Mcalister Technologies, Llc Fuel injection systems with enhanced thrust
US9200561B2 (en) 2012-11-12 2015-12-01 Mcalister Technologies, Llc Chemical fuel conditioning and activation
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IT201700055908A1 (it) * 2017-05-23 2018-11-23 Fpt Ind Spa Metodo e sistema di controllo di combustione in una camera di combustione di un motore a combustione interna
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US11542899B2 (en) * 2020-11-30 2023-01-03 Matthew M Delleree Ion sensing for vapor start control

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Also Published As

Publication number Publication date
WO1996022458A1 (en) 1996-07-25
SE503900C2 (sv) 1996-09-30
DE19680104C2 (de) 2001-04-05
US5769049A (en) 1998-06-23
SE9500189L (sv) 1996-07-19
DE19680104T1 (de) 1997-05-22

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