FR2241071B3 - - Google Patents

Info

Publication number
FR2241071B3
FR2241071B3 FR7428306A FR7428306A FR2241071B3 FR 2241071 B3 FR2241071 B3 FR 2241071B3 FR 7428306 A FR7428306 A FR 7428306A FR 7428306 A FR7428306 A FR 7428306A FR 2241071 B3 FR2241071 B3 FR 2241071B3
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
FR7428306A
Other versions
FR2241071A1 (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 FR2241071A1 publication Critical patent/FR2241071A1/fr
Application granted granted Critical
Publication of FR2241071B3 publication Critical patent/FR2241071B3/fr
Expired legal-status Critical Current

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
    • G01N27/403—Cells and electrode assemblies
    • G01N27/406—Cells and probes with solid electrolytes
    • G01N27/4065—Circuit arrangements specially adapted therefor

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Molecular Biology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Measuring Oxygen Concentration In Cells (AREA)
FR7428306A 1973-08-16 1974-08-14 Expired FR2241071B3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732341422 DE2341422A1 (de) 1973-08-16 1973-08-16 Messgeraet

Publications (2)

Publication Number Publication Date
FR2241071A1 FR2241071A1 (fr) 1975-03-14
FR2241071B3 true FR2241071B3 (fr) 1977-06-10

Family

ID=5889914

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7428306A Expired FR2241071B3 (fr) 1973-08-16 1974-08-14

Country Status (5)

Country Link
US (1) US3948081A (fr)
JP (1) JPS5051395A (fr)
DE (1) DE2341422A1 (fr)
FR (1) FR2241071B3 (fr)
NL (1) NL7410935A (fr)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4112893A (en) * 1975-12-25 1978-09-12 Nissan Motor Company, Limited Air/fuel ratio control system for internal combustion engine having high input impedance circuit
DE2608245C2 (de) * 1976-02-28 1983-08-11 Robert Bosch Gmbh, 7000 Stuttgart Verfahren und Einrichtung zur Überwachung der Betriebsbereitschaft einer Sauerstoffmeßsonde
JPS6020571B2 (ja) * 1976-06-11 1985-05-22 ロ−ベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング 内燃機関に供給される燃料空気混合気の配合を決める制御方法
FR2365798A1 (fr) * 1976-09-27 1978-04-21 Westinghouse Electric Corp Dispositif pour afficher la teneur en oxygene d'un milieu fluide
US4125374A (en) * 1977-11-21 1978-11-14 Bendix Autolite Corporation Method and apparatus for determining combustion mixture air/fuel ratio
US4148211A (en) * 1978-03-22 1979-04-10 Beckman Instruments, Inc. Sampling system for engine exhaust gas analysis apparatus
EP0005613A3 (fr) * 1978-05-15 1979-12-12 Allied Corporation Circuit sensible à la température pour sonde de détection d'oxygène pendant la période de chauffage
JPS54158527A (en) * 1978-06-02 1979-12-14 Hitachi Ltd Electronic type fuel control device for internal combustion engine
US4177770A (en) * 1978-09-07 1979-12-11 Ford Motor Company Compensation of sensor voltage for reference potential variation
JPS6042367Y2 (ja) * 1979-09-28 1985-12-26 日産自動車株式会社 空燃比制御装置
US4272331A (en) * 1980-03-03 1981-06-09 Ford Motor Company Oscillatory mode oxygen sensor and method
US4272329A (en) * 1980-03-03 1981-06-09 Ford Motor Company Steady state mode oxygen sensor and method
US4272330A (en) * 1980-03-03 1981-06-09 Ford Motor Company Transient mode oxygen sensor and method
DE3010632A1 (de) * 1980-03-20 1981-10-01 Bosch Gmbh Robert Polarographischer messfuehler fuer die bestimmung des sauerstoffgehalts in gasen
US4332225A (en) * 1980-10-02 1982-06-01 General Motors Corporation Internal combustion engine with oxygen sensor heater control
DE3126238A1 (de) * 1981-07-03 1983-01-20 Robert Bosch Gmbh, 7000 Stuttgart Vorrichtung zum betrieb einer sauerstoffsonde in einem grossen temperaturbereich
US4500412A (en) * 1981-08-07 1985-02-19 Kabushiki Kaisha Toyota Chuo Kenkyusho Oxygen sensor with heater
JPS58124943A (ja) * 1982-01-21 1983-07-25 Toyota Central Res & Dev Lab Inc マイクロヒ−タ付き限界電流式酸素センサとそれを用いた限界電流式酸素濃度検出装置
JPS59190651A (ja) * 1983-04-13 1984-10-29 Toyota Motor Corp 酸素センサの加熱制御装置
EP0149606A4 (fr) * 1983-07-15 1986-01-07 Ford Motor Co Detecteur de rapport air/carburant a plage etendue.
EP0148829A4 (fr) * 1983-07-18 1985-12-11 Ford Motor Co Procede a regime stable pour determiner des rapports riches d'air/carburant.
WO1985000659A1 (fr) * 1983-07-18 1985-02-14 Ford Motor Company Mesure d'une plage etendue de rapports air/carburant
DE3342339A1 (de) * 1983-11-23 1985-05-30 Siemens AG, 1000 Berlin und 8000 München Regelvorrichtung fuer einen heizungsbrenner
SE456944B (sv) * 1985-06-18 1988-11-14 Icor Ab Anordning foer maetning av halten av en given gaskomponent i en gasblandning
JP2600453B2 (ja) * 1990-07-20 1997-04-16 三菱自動車工業株式会社 空燃比センサ出力の補正方法
US5291673A (en) * 1992-12-21 1994-03-08 Ford Motor Company Oxygen sensor system with signal correction
TWI510130B (zh) * 2010-09-20 2015-11-21 Novatek Microelectronics Corp 短路偵測電路、發光二極體驅動晶片、發光二極體裝置及短路偵測方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3220255A (en) * 1962-12-03 1965-11-30 Technology Inc Thermal mass flowmeter
DE1773110A1 (de) * 1968-04-02 1971-09-23 Philips Nv Element zur Bestimmung des Sauerstoffpartialdruckes
US3738341A (en) * 1969-03-22 1973-06-12 Philips Corp Device for controlling the air-fuel ratio {80 {11 in a combustion engine
US3644836A (en) * 1970-09-02 1972-02-22 Us Navy Nonlinear compensation network
US3736515A (en) * 1971-02-11 1973-05-29 Westinghouse Electric Corp Non-linear function generator
US3820015A (en) * 1972-08-30 1974-06-25 Bendix Corp Sensor for measuring the concentration of one gas in a multiple gas sample

Also Published As

Publication number Publication date
US3948081A (en) 1976-04-06
JPS5051395A (fr) 1975-05-08
DE2341422A1 (de) 1975-02-27
NL7410935A (nl) 1975-02-18
FR2241071A1 (fr) 1975-03-14

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Legal Events

Date Code Title Description
ST Notification of lapse