IT1006851B - DEVICE FOR THE PURIFICATION OF EXHAUST GAS FROM INTERNAL COMBUSTION ENGINES - Google Patents

DEVICE FOR THE PURIFICATION OF EXHAUST GAS FROM INTERNAL COMBUSTION ENGINES

Info

Publication number
IT1006851B
IT1006851B IT19280/74A IT1928074A IT1006851B IT 1006851 B IT1006851 B IT 1006851B IT 19280/74 A IT19280/74 A IT 19280/74A IT 1928074 A IT1928074 A IT 1928074A IT 1006851 B IT1006851 B IT 1006851B
Authority
IT
Italy
Prior art keywords
purification
exhaust gas
internal combustion
combustion engines
engines
Prior art date
Application number
IT19280/74A
Other languages
Italian (it)
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
Application granted granted Critical
Publication of IT1006851B publication Critical patent/IT1006851B/en

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
    • F02D41/1493—Details
    • F02D41/1495—Detection of abnormalities in the air/fuel ratio feedback system

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
IT19280/74A 1973-01-12 1974-01-10 DEVICE FOR THE PURIFICATION OF EXHAUST GAS FROM INTERNAL COMBUSTION ENGINES IT1006851B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2301354A DE2301354C3 (en) 1973-01-12 1973-01-12 Device for regulating the fuel-air ratio in internal combustion engines

Publications (1)

Publication Number Publication Date
IT1006851B true IT1006851B (en) 1976-10-20

Family

ID=5868813

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19280/74A IT1006851B (en) 1973-01-12 1974-01-10 DEVICE FOR THE PURIFICATION OF EXHAUST GAS FROM INTERNAL COMBUSTION ENGINES

Country Status (7)

Country Link
US (1) US3916848A (en)
JP (1) JPS5629100B2 (en)
DE (1) DE2301354C3 (en)
FR (1) FR2214046B1 (en)
GB (1) GB1410463A (en)
IT (1) IT1006851B (en)
NL (1) NL7400418A (en)

Families Citing this family (46)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS572896B2 (en) * 1973-01-31 1982-01-19
DE2422938C2 (en) * 1974-05-11 1982-07-08 Robert Bosch Gmbh, 7000 Stuttgart Switching device for the controlled addition of additional air to the exhaust gas of an internal combustion engine
US3948228A (en) * 1974-11-06 1976-04-06 The Bendix Corporation Exhaust gas sensor operational detection system
GB1492284A (en) * 1974-11-06 1977-11-16 Nissan Motor Air fuel mixture control apparatus for internal combustion engines
JPS5155824A (en) * 1974-11-12 1976-05-17 Nissan Motor Nainenkikanno nenryoseigyosochi
SE411784B (en) * 1975-04-18 1980-02-04 Bosch Gmbh Robert SET AND DEVICE FOR DETERMINING THE DURATION OF FUEL SUPPLY PULSE
JPS5815648Y2 (en) * 1975-06-03 1983-03-30 日産自動車株式会社 Kuunenbiseigiyosouchi
US4178884A (en) * 1975-06-05 1979-12-18 Nippondenso Co., Ltd. Method and system to control the mixture air-to-fuel ratio
JPS51144828A (en) * 1975-06-09 1976-12-13 Nissan Motor Co Ltd Synthetic exhaust countermeasure system for internal combustion engine
JPS51149424A (en) * 1975-06-17 1976-12-22 Nippon Denso Co Ltd Electronic air-fuel ratio feed back control device
JPS5281436A (en) * 1975-12-27 1977-07-07 Nissan Motor Co Ltd Air fuel ratio controller
JPS5840010B2 (en) * 1975-12-27 1983-09-02 日産自動車株式会社 Kuunenpiseigiyosouchi
DE2604160C2 (en) * 1976-02-04 1985-08-08 Robert Bosch Gmbh, 7000 Stuttgart Control device for influencing the operating mixture fed to an internal combustion engine
JPS5297027A (en) * 1976-02-09 1977-08-15 Nissan Motor Co Ltd Air fuel ratio controller
JPS6010170B2 (en) * 1976-02-12 1985-03-15 日産自動車株式会社 Air fuel ratio control device
DE2608245C2 (en) * 1976-02-28 1983-08-11 Robert Bosch Gmbh, 7000 Stuttgart Method and device for monitoring the operational readiness of an oxygen measuring probe
IT1084410B (en) * 1976-08-25 1985-05-25 Bosch Gmbh Robert DEVICE FOR DETERMINING THE QUANTITY OF FUEL SUPPLIED BY INJECTION TO AN ENDOTHERMAL ENGINE, OR DEVICE REGULATOR OF THE MIXING RATIO FOR THE OPERATING MIXTURE TO BE ADDED TO AN ENDOTHERMAL ENGINE.
JPS5345316U (en) * 1976-09-20 1978-04-18
JPS5340133A (en) * 1976-09-23 1978-04-12 Nippon Denso Co Ltd Fuel-air ratio feedback control system
JPS5360423A (en) * 1976-11-12 1978-05-31 Nissan Motor Co Ltd Warning device to abnormality of air fuel ratio controller
JPS5362025A (en) * 1976-11-15 1978-06-03 Nissan Motor Co Ltd Trouble alarming device in air-fuel ratio control system
DE2700629A1 (en) * 1977-01-08 1978-07-20 Bosch Gmbh Robert DEVICE FOR DETECTING THE READINESS OF A LAMBDA PROBE
JPS53132616A (en) * 1977-04-26 1978-11-18 Aisan Ind Co Ltd Air-to-fuel ratio control system in internal combustion engine
JPS5458110A (en) * 1977-10-19 1979-05-10 Hitachi Ltd Automobile controller
JPS54105619A (en) * 1978-02-06 1979-08-18 Nissan Motor Co Ltd Emergency annunciator for air fuel ratio controller
DE2805805C2 (en) * 1978-02-11 1989-07-20 Robert Bosch Gmbh, 7000 Stuttgart Method and device for operating a fuel supply system with lambda control
JPS54155322A (en) * 1978-05-26 1979-12-07 Toyota Motor Corp Ignition time controller for engine
US4218998A (en) * 1978-07-06 1980-08-26 Lucas Industries Limited Spark ignition systems for internal combustion engines
DE2903638A1 (en) * 1979-01-31 1980-08-14 Bosch Gmbh Robert Microprocessor controlled safety monitor in motor vehicle - re-runs program to avoid erroneous operation due to parasitic disturbances
DE3024606A1 (en) * 1980-06-28 1982-01-28 Robert Bosch Gmbh, 7000 Stuttgart CONTROL DEVICE FOR THE COMPOSITION OF THE OPERATING MIXTURE COMING INTO AN INTERNAL COMBUSTION ENGINE
JPS5770931A (en) * 1980-10-06 1982-05-01 Honda Motor Co Ltd Trouble backup device for air fuel ratio feddback controller of internal combustion engine
DE3339429A1 (en) * 1983-10-29 1985-05-09 Volkswagenwerk Ag, 3180 Wolfsburg System for reducing exhaust pollutants
JPS59163144U (en) * 1984-03-14 1984-11-01 株式会社日立製作所 Abnormality detection device for air-fuel ratio feedback device
JPS6056253B2 (en) * 1984-09-19 1985-12-09 日産自動車株式会社 Air-fuel ratio feedpack control device
JPH0697002B2 (en) * 1984-11-30 1994-11-30 日本電装株式会社 Air-fuel ratio sensor pass / fail judgment device
JPS6293644A (en) * 1985-10-21 1987-04-30 Honda Motor Co Ltd How to determine the characteristics of exhaust gas concentration detector
US4671243A (en) * 1986-02-28 1987-06-09 Motorola, Inc. Oxygen sensor fault detection and response system
DE3627437C2 (en) * 1986-08-13 1994-05-26 Bayerische Motoren Werke Ag Protection device for an exhaust gas catalytic converter of an internal combustion engine with a lambda control device
JPS62218637A (en) * 1986-10-09 1987-09-26 Nissan Motor Co Ltd Air-fuel ratio feedback control device
DE3731109C3 (en) * 1987-09-16 1996-04-11 Bosch Gmbh Robert Method and device for reporting a defect in the technology of an electronic engine power control
DE3928709A1 (en) * 1989-08-30 1991-03-07 Bosch Gmbh Robert METHOD AND DEVICE FOR CHECKING THE FUNCTIONALITY OF AN EXHAUST GAS EXHAUST HEATING AND ITS SUPPLY SYSTEM
JP2863229B2 (en) * 1989-12-22 1999-03-03 三菱電機株式会社 Air-fuel ratio control device for internal combustion engine
DE4108694C2 (en) * 1991-03-16 1994-10-20 Webasto Ag Fahrzeugtechnik Method for operating a regeneration device for a particle filter and circuit arrangement therefor
US5539638A (en) * 1993-08-05 1996-07-23 Pavilion Technologies, Inc. Virtual emissions monitor for automobile
US5386373A (en) * 1993-08-05 1995-01-31 Pavilion Technologies, Inc. Virtual continuous emission monitoring system with sensor validation
US5970426A (en) * 1995-09-22 1999-10-19 Rosemount Analytical Inc. Emission monitoring system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2116097B2 (en) * 1971-04-02 1981-01-29 Bosch Gmbh Robert Device for regulating the air ratio λ of the fuel-air mixture fed to an internal combustion engine
DE2206276C3 (en) * 1972-02-10 1981-01-15 Robert Bosch Gmbh, 7000 Stuttgart Method and device for reducing harmful components of exhaust gas emissions from internal combustion engines

Also Published As

Publication number Publication date
JPS49108429A (en) 1974-10-15
FR2214046B1 (en) 1978-03-17
JPS5629100B2 (en) 1981-07-06
DE2301354B2 (en) 1980-06-26
FR2214046A1 (en) 1974-08-09
DE2301354C3 (en) 1981-03-12
DE2301354A1 (en) 1974-07-25
GB1410463A (en) 1975-10-15
US3916848A (en) 1975-11-04
NL7400418A (en) 1974-07-16

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