FR2293711B3 - - Google Patents

Info

Publication number
FR2293711B3
FR2293711B3 FR7535039A FR7535039A FR2293711B3 FR 2293711 B3 FR2293711 B3 FR 2293711B3 FR 7535039 A FR7535039 A FR 7535039A FR 7535039 A FR7535039 A FR 7535039A FR 2293711 B3 FR2293711 B3 FR 2293711B3
Authority
FR
France
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.)
Expired
Application number
FR7535039A
Other languages
French (fr)
Other versions
FR2293711A1 (fr
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of FR2293711A1 publication Critical patent/FR2293711A1/fr
Application granted granted Critical
Publication of FR2293711B3 publication Critical patent/FR2293711B3/fr
Granted legal-status Critical Current

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
    • F02D41/14—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
    • F02D41/1455—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 resistivity varying with oxygen concentration
    • 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
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/14—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature
    • G01N27/16—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature caused by burning or catalytic oxidation of surrounding material to be tested, e.g. of gas

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
FR7535039A 1974-12-06 1975-11-17 Installation pour le controle des gaz, notamment des gaz d'echappement de moteurs a combustion interne Granted FR2293711A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742457650 DE2457650A1 (de) 1974-12-06 1974-12-06 Einrichtung zur ueberpruefung von gasen

Publications (2)

Publication Number Publication Date
FR2293711A1 FR2293711A1 (fr) 1976-07-02
FR2293711B3 true FR2293711B3 (de) 1978-08-18

Family

ID=5932652

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7535039A Granted FR2293711A1 (fr) 1974-12-06 1975-11-17 Installation pour le controle des gaz, notamment des gaz d'echappement de moteurs a combustion interne

Country Status (3)

Country Link
DE (1) DE2457650A1 (de)
FR (1) FR2293711A1 (de)
GB (1) GB1510653A (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1592506A (en) * 1976-12-15 1981-07-08 Consolidation Coal Co Electrical circuitry for detecting a combustible mixture of gas in a mine atmosphere
DE2750050C2 (de) * 1977-11-09 1983-12-08 Robert Bosch Gmbh, 7000 Stuttgart Einrichtung zur Luftmengenmessung
DE2900690A1 (de) * 1979-01-10 1980-07-24 Bosch Gmbh Robert Einrichtung zur temperatursteuerung eines messzwecken dienenden widerstandes, insbesondere bei brennkraftmaschinen
DE2927378A1 (de) * 1979-07-06 1981-01-29 Bosch Gmbh Robert Einrichtung zum freibrennen eines zu messzwecken dienenden widerstandes
DE3022685A1 (de) * 1980-06-18 1982-01-07 Robert Bosch Gmbh, 7000 Stuttgart Einrichtung zur durchflussmassenmessung bei einer brennkraftmaschine
EP0096514A3 (de) * 1982-06-05 1984-10-31 Bl Technology Limited Feststellung brennbarer oder verbrennungsunterhaltender Bestandteile in Abgasen eines Verbrennungsmotors
GB8319414D0 (en) * 1983-07-19 1983-08-17 Bl Tech Ltd Detecting combustion-supporting constituents in exhaust gas
US4854155A (en) * 1988-10-19 1989-08-08 Mine Safety Appliances Company Combustible gas detector having catalytic sensor stabilizing network

Also Published As

Publication number Publication date
GB1510653A (en) 1978-05-10
DE2457650A1 (de) 1976-06-10
FR2293711A1 (fr) 1976-07-02

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Legal Events

Date Code Title Description
ST Notification of lapse