ITMI940271A0 - Dispositivo per determinare il valore lambda - Google Patents

Dispositivo per determinare il valore lambda

Info

Publication number
ITMI940271A0
ITMI940271A0 ITMI940271A ITMI940271A ITMI940271A0 IT MI940271 A0 ITMI940271 A0 IT MI940271A0 IT MI940271 A ITMI940271 A IT MI940271A IT MI940271 A ITMI940271 A IT MI940271A IT MI940271 A0 ITMI940271 A0 IT MI940271A0
Authority
IT
Italy
Prior art keywords
lambda value
lambda
value
Prior art date
Application number
ITMI940271A
Other languages
English (en)
Inventor
Gerhard Hoetzel
Original Assignee
Bosch Gmbh Robert
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 Bosch Gmbh Robert filed Critical Bosch Gmbh Robert
Publication of ITMI940271A0 publication Critical patent/ITMI940271A0/it
Publication of ITMI940271A1 publication Critical patent/ITMI940271A1/it
Application granted granted Critical
Publication of IT1273772B publication Critical patent/IT1273772B/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
    • G01N27/416—Systems
    • G01N27/417—Systems using cells, i.e. more than one cell and probes with solid electrolytes
    • G01N27/419—Measuring voltages or currents with a combination of oxygen pumping cells and oxygen concentration cells
    • 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
    • F02D41/1473—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the regulation method
    • F02D41/1475—Regulating the air fuel ratio at a value other than stoichiometry
    • F02D41/1476—Biasing of the sensor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
    • G01N27/403—Cells and electrode assemblies
    • G01N27/406—Cells and probes with solid electrolytes
    • G01N27/4065—Circuit arrangements specially adapted therefor

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Electrochemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Measuring Oxygen Concentration In Cells (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Electrotherapy Devices (AREA)
  • Maintenance And Management Of Digital Transmission (AREA)
ITMI940271A 1993-02-18 1994-02-15 Dispositivo per determinare il valore lambda IT1273772B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4304966A DE4304966A1 (de) 1993-02-18 1993-02-18 Lambdawert-Ermittlungsvorrichtung

Publications (3)

Publication Number Publication Date
ITMI940271A0 true ITMI940271A0 (it) 1994-02-15
ITMI940271A1 ITMI940271A1 (it) 1995-08-15
IT1273772B IT1273772B (it) 1997-07-10

Family

ID=6480770

Family Applications (1)

Application Number Title Priority Date Filing Date
ITMI940271A IT1273772B (it) 1993-02-18 1994-02-15 Dispositivo per determinare il valore lambda

Country Status (5)

Country Link
US (1) US5391284A (it)
JP (1) JPH06249031A (it)
DE (1) DE4304966A1 (it)
FR (1) FR2701767A1 (it)
IT (1) IT1273772B (it)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4434194A1 (de) * 1994-09-24 1996-03-28 Bosch Gmbh Robert Verfahren und Schaltungsanordnung zum Ansteuern eines Meßfühlers zum Bestimmen einer Sauerstoffkonzentration in einem Gasgemisch
DE19516139A1 (de) * 1995-05-03 1996-11-07 Bosch Gmbh Robert Vorrichtung zum Ermitteln der Konzentration einer Komponente in einer Gasmischung
JPH0968094A (ja) * 1995-08-30 1997-03-11 Unisia Jecs Corp 内燃機関の空燃比制御装置
JP3684686B2 (ja) * 1995-12-18 2005-08-17 株式会社デンソー 酸素濃度判定装置
JPH09318594A (ja) * 1996-03-25 1997-12-12 Ngk Insulators Ltd ガスセンサおよび被測定ガス中の特定成分量の測定方法
DE19819204C1 (de) 1998-04-29 1999-09-30 Siemens Ag Verfahren zur Abgasreinigung mit Trimmregelung
JP3552951B2 (ja) * 1999-06-28 2004-08-11 株式会社日立ユニシアオートモティブ 空燃比検出装置
DE19937016A1 (de) * 1999-08-05 2001-03-15 Bosch Gmbh Robert Sensorelement und Verfahren zur Bestimmung der Sauerstoffkonzentration in Gasgemischen
DE19947364A1 (de) * 1999-10-01 2001-04-12 Volkswagen Ag Verfahren zur Bestimmung des Abgas-Lambdawertes einer Brennkraftmaschine
DE19963566A1 (de) * 1999-12-29 2001-07-05 Bosch Gmbh Robert Gassensor, insbesondere Lambda-Sonde
DE10029794C2 (de) 2000-06-16 2002-04-18 Siemens Ag Vorrichtung zum Betrieb einer linearen Lambdasonde
JP4610127B2 (ja) * 2001-06-18 2011-01-12 京セラ株式会社 空燃比センサ素子
JP4721593B2 (ja) * 2001-09-27 2011-07-13 京セラ株式会社 酸素センサ
DE10156248C1 (de) * 2001-11-15 2003-06-18 Bosch Gmbh Robert Sensor zur Messung der Konzentration einer Gaskomponente in einem Gasgemisch
US7449092B2 (en) * 2003-12-17 2008-11-11 Ford Global Technologies, Llc Dual mode oxygen sensor
DE10360775A1 (de) * 2003-12-23 2005-07-28 Robert Bosch Gmbh Sensorvorrichtung für verbrennungsmotorische Abgase und Betriebs- und Auswerteverfahren
DE102004042027A1 (de) * 2004-08-31 2006-03-02 Robert Bosch Gmbh Vorrichtung zum Ermitteln der Konzentration einer Komponente in einem Gasgemisch
DE102004048318A1 (de) * 2004-10-05 2006-04-06 Robert Bosch Gmbh Sensorelement und Verfahren zur Bestimmung der Konzentration von Gaskomponenten in einem Gasgemisch
US20060231422A1 (en) * 2005-04-14 2006-10-19 Honeywell International Inc. Switched gas sensor
FR2890744B1 (fr) * 2005-09-13 2012-12-28 Ngk Spark Plug Co Dispositif de commande de capteur de rapport air/combustible et procede de commande de capteur pour commander un tel capteur de rapport air/combustible
JP4662207B2 (ja) 2005-11-28 2011-03-30 日本特殊陶業株式会社 空燃比検出装置
DE102006062060A1 (de) * 2006-12-29 2008-07-03 Robert Bosch Gmbh Sensorelement mit innen liegender Anode
DE102008011834B4 (de) 2008-02-27 2017-09-21 Volkswagen Ag Verfahren zum Betreiben einer Lambdasonde
DE102008011833B4 (de) 2008-02-27 2020-06-25 Volkswagen Ag Verfahren zum Steuern einer lambdageregelten Abgasanlage einer Brennkraftmaschine
DE102008013515A1 (de) 2008-03-07 2009-09-10 Volkswagen Ag Verfahren zum Betreiben einer Lambdasonde während der Aufwärmphase
DE102008023695A1 (de) * 2008-05-15 2009-11-19 Robert Bosch Gmbh Sensorelement mit verbesserten dynamischen Eigenschaften
DE102009026418B4 (de) 2009-05-22 2023-07-13 Robert Bosch Gmbh Konditionierung eines Sensorelements in einem Brennerprüferstand bei mindestens 1000°C und Konditionierungsstrom

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3515588A1 (de) * 1984-05-01 1985-11-07 Nissan Motor Co., Ltd., Yokohama, Kanagawa Luft/kraftstoff-verhaeltnis-detektor und diesen enthaldendes regelsystem
JPS6147553A (ja) * 1984-08-13 1986-03-08 Hitachi Ltd 空燃比センサ
JPS61180427A (ja) * 1985-02-06 1986-08-13 Canon Inc 集積回路基板
GB2182447B (en) * 1985-10-18 1990-01-24 Honda Motor Co Ltd Device for measuring a component of a gaseous mixture
JP2669699B2 (ja) * 1989-11-28 1997-10-29 日本碍子株式会社 空燃比センサ
DE69118739T2 (de) * 1990-02-28 1996-08-29 Mitsubishi Motors Corp Detektionsvorrichtung für das Luft-Kraftstoff-Verhältnis
JP2880273B2 (ja) * 1990-08-20 1999-04-05 株式会社日本自動車部品総合研究所 酸素濃度検出装置

Also Published As

Publication number Publication date
IT1273772B (it) 1997-07-10
DE4304966A1 (de) 1994-08-25
US5391284A (en) 1995-02-21
ITMI940271A1 (it) 1995-08-15
JPH06249031A (ja) 1994-09-06
FR2701767A1 (fr) 1994-08-26

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970227