JPH0233977B2 - - Google Patents

Info

Publication number
JPH0233977B2
JPH0233977B2 JP56039037A JP3903781A JPH0233977B2 JP H0233977 B2 JPH0233977 B2 JP H0233977B2 JP 56039037 A JP56039037 A JP 56039037A JP 3903781 A JP3903781 A JP 3903781A JP H0233977 B2 JPH0233977 B2 JP H0233977B2
Authority
JP
Japan
Prior art keywords
level
circuit
discrimination
output
oxygen concentration
Prior art date
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 - Lifetime
Application number
JP56039037A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57153251A (en
Inventor
Susumu Takagi
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.)
Denso Ten Ltd
Original Assignee
Denso Ten Ltd
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 Denso Ten Ltd filed Critical Denso Ten Ltd
Priority to JP56039037A priority Critical patent/JPS57153251A/ja
Publication of JPS57153251A publication Critical patent/JPS57153251A/ja
Publication of JPH0233977B2 publication Critical patent/JPH0233977B2/ja
Granted 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)
  • Biochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Molecular Biology (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Measuring Oxygen Concentration In Cells (AREA)
  • Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
JP56039037A 1981-03-17 1981-03-17 Detection apparatus Granted JPS57153251A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56039037A JPS57153251A (en) 1981-03-17 1981-03-17 Detection apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56039037A JPS57153251A (en) 1981-03-17 1981-03-17 Detection apparatus

Publications (2)

Publication Number Publication Date
JPS57153251A JPS57153251A (en) 1982-09-21
JPH0233977B2 true JPH0233977B2 (enrdf_load_stackoverflow) 1990-07-31

Family

ID=12541911

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56039037A Granted JPS57153251A (en) 1981-03-17 1981-03-17 Detection apparatus

Country Status (1)

Country Link
JP (1) JPS57153251A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59142601A (ja) * 1983-02-03 1984-08-15 Fujitsu Ten Ltd レベル弁別処理方式

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5621046A (en) * 1979-07-31 1981-02-27 Fujitsu Ten Ltd Detector circuit for theoretical air fuel retio using titania-type o2 sensor

Also Published As

Publication number Publication date
JPS57153251A (en) 1982-09-21

Similar Documents

Publication Publication Date Title
US4344317A (en) Air-fuel ratio detecting system
JPS62218858A (ja) 酸素濃度検出装置
US4258563A (en) Gas sensor
US4123999A (en) Feedback air-fuel ratio control system for internal combustion engine capable of providing constant control signal at start of fuel feed
US4306444A (en) Air-fuel ratio detecting system
US4233033A (en) Method and apparatus for measuring the O2 content of a gas
US4698209A (en) Device for sensing an oxygen concentration in gaseous body with a source of pump current for an oxygen pump element
JPS5979847A (ja) 酸素濃度センサの制御装置
US5234569A (en) Air/fuel ratio sensor for an internal combustion engine
JPH0233977B2 (enrdf_load_stackoverflow)
CN109386354B (zh) 内燃机的排气净化装置
JPS62218859A (ja) 酸素濃度検出装置
JPH01152356A (ja) 空燃比検出装置
JPH0612357B2 (ja) 酸素濃度検出装置
JPS61294355A (ja) 酸素濃度検出装置
JP2004316553A (ja) 空燃比センサの制御装置
JP2596537B2 (ja) 酸素濃度検出装置
JPS6219700B2 (enrdf_load_stackoverflow)
CA1127870A (en) Temperature compensated titania type oxygen sensor
JPS5834656B2 (ja) クウネンピセイギヨソウチ
JPS6039548A (ja) 機関の空燃比センサ
JPS6254973B2 (enrdf_load_stackoverflow)
JPS61292051A (ja) 酸素濃度検出装置
JPH0672863B2 (ja) 酸素濃度検出装置
JPS6217102B2 (enrdf_load_stackoverflow)