IT998165B - Dispositivo per la diminuzione delle parti dannose dell emissio ne dei gas di scarico di macchi ne a combustione interna - Google Patents

Dispositivo per la diminuzione delle parti dannose dell emissio ne dei gas di scarico di macchi ne a combustione interna

Info

Publication number
IT998165B
IT998165B IT25589/73A IT2558973A IT998165B IT 998165 B IT998165 B IT 998165B IT 25589/73 A IT25589/73 A IT 25589/73A IT 2558973 A IT2558973 A IT 2558973A IT 998165 B IT998165 B IT 998165B
Authority
IT
Italy
Prior art keywords
emission
reduction
internal combustion
exhaust gases
combustion machines
Prior art date
Application number
IT25589/73A
Other languages
English (en)
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 IT998165B publication Critical patent/IT998165B/it

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
    • F02D41/1477—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the regulation circuit or part of it,(e.g. comparator, PI regulator, output)
    • F02D41/1483—Proportional component
    • 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
    • F02D41/1477—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the regulation circuit or part of it,(e.g. comparator, PI regulator, output)
    • F02D41/1482—Integrator, i.e. variable slope

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)
IT25589/73A 1972-06-20 1973-06-19 Dispositivo per la diminuzione delle parti dannose dell emissio ne dei gas di scarico di macchi ne a combustione interna IT998165B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2229928A DE2229928C3 (de) 1972-06-20 1972-06-20 Verfahren und Vorrichtung zur Verminderung von schädlichen Anteilen der Abgasemission von Brennkraftmaschinen

Publications (1)

Publication Number Publication Date
IT998165B true IT998165B (it) 1976-01-20

Family

ID=5848163

Family Applications (1)

Application Number Title Priority Date Filing Date
IT25589/73A IT998165B (it) 1972-06-20 1973-06-19 Dispositivo per la diminuzione delle parti dannose dell emissio ne dei gas di scarico di macchi ne a combustione interna

Country Status (9)

Country Link
US (1) US3831564A (it)
JP (1) JPS5638786B2 (it)
BR (1) BR7304554D0 (it)
DE (1) DE2229928C3 (it)
FR (1) FR2190162A5 (it)
GB (1) GB1410545A (it)
IT (1) IT998165B (it)
NL (1) NL168296C (it)
SE (1) SE388667B (it)

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2195262A5 (it) * 1972-08-02 1974-03-01 Laprade Bernard
DE2245029C3 (de) * 1972-09-14 1981-08-20 Robert Bosch Gmbh, 7000 Stuttgart Verfahren und Vorrichtung zur Abgasentgiftung von Brennkraftmaschinen
DE2321721C2 (de) * 1973-04-28 1982-12-16 Robert Bosch Gmbh, 7000 Stuttgart Einrichtung zur Minderung von schädlichen Anteilen der Abgasemission von Brennkraftmaschinen
JPS4972524A (it) * 1972-11-17 1974-07-12
JPS50229A (it) * 1973-05-09 1975-01-06
FR2286285A1 (fr) * 1974-09-26 1976-04-23 Peugeot & Renault Dispositif electropneumatique de regulation d'une injection d'air auxiliaire a l'admission des moteurs a combustion interne
JPS5153131A (en) * 1974-11-01 1976-05-11 Nissan Motor Kikaki
US4300507A (en) * 1975-02-25 1981-11-17 The Bendix Corporation System controlling any air/fuel ratio with stoichiometric sensor and asymmetrical integration
US4173952A (en) * 1975-04-24 1979-11-13 Nissan Motor Company, Limited Closed-loop mixture control system for an internal combustion engine with improved response characteristic to idling condition
JPS51136035A (en) * 1975-05-20 1976-11-25 Nissan Motor Co Ltd Air fuel mixture rate control device
JPS5844845B2 (ja) * 1975-06-05 1983-10-05 株式会社デンソー クウネンヒキカンシキネンリヨウフンシヤセイギヨソウチ
JPS5824609B2 (ja) * 1975-06-17 1983-05-23 株式会社デンソー 空燃比帰還式燃料噴射制御装置
US4111162A (en) * 1975-06-10 1978-09-05 Nippondenso Co., Ltd. Method and system for controlling the mixture air-to-fuel ratio
JPS5950862B2 (ja) * 1975-08-05 1984-12-11 日産自動車株式会社 空燃比制御装置
US4131091A (en) * 1975-10-27 1978-12-26 Nissan Motor Company, Ltd. Variable gain closed-loop control apparatus for internal combustion engines
US4112880A (en) * 1975-12-27 1978-09-12 Nissan Motor Company, Limited Method of and mixture control system for varying the mixture control point relative to a fixed reference
JPS52114826A (en) * 1976-03-22 1977-09-27 Toyota Motor Corp Feedback type electronic controller for a fuel injection type internal combustion engine
US4158347A (en) * 1976-04-28 1979-06-19 Toyota Jidosha Kogyo Kabushiki Kaisha Fuel supply system for use in internal combustion engine
JPS52145223U (it) * 1976-04-30 1977-11-04
DE2649272C2 (de) * 1976-05-22 1986-04-03 Robert Bosch Gmbh, 7000 Stuttgart Regelverfahren und Gemischverhältnisregeleinrichtung zur Bestimmung der Verhältnisanteile eines einer Brennkraftmaschine zugeführten Kraftstoff-Luftgemisches
DE2649271C2 (de) * 1976-06-11 1985-08-08 Robert Bosch Gmbh, 7000 Stuttgart Vorrichtung zur Verhinderung von Regelschwingungen bei einer eine Brennkraftmaschine mit Betriebsgemisch versorgenden Gemischaufbereitungsanlage
JPS535332A (en) * 1976-07-02 1978-01-18 Nippon Denso Co Ltd Air-fuel ratio feedback control system
JPS5337826U (it) * 1976-09-07 1978-04-03
JPS5917259B2 (ja) * 1976-11-30 1984-04-20 日産自動車株式会社 空燃比制御装置
DE2702863C2 (de) * 1977-01-25 1986-06-05 Robert Bosch Gmbh, 7000 Stuttgart Verfahren und Vorrichtung zur Regelung der Gemischverhältnisanteile des einer Brennkraftmaschine zugeführten Betriebsgemischs
JPS591070Y2 (ja) * 1977-03-07 1984-01-12 トヨタ自動車株式会社 内燃機関の空燃比制御装置
DE2739508C2 (de) * 1977-09-02 1986-01-16 Robert Bosch Gmbh, 7000 Stuttgart Vorrichtung zur Extremwertregelung bei Brennkraftmaschinen
US4276600A (en) * 1978-02-27 1981-06-30 The Bendix Corporation Oxygen sensor feedback loop digital electronic signal integrator for internal combustion engine control
JPS6033987B2 (ja) * 1978-05-02 1985-08-06 トヨタ自動車株式会社 フイ−ドバツク式空燃比制御装置
US4241710A (en) * 1978-06-22 1980-12-30 The Bendix Corporation Closed loop system
DE2846386A1 (de) * 1978-10-25 1980-05-14 Bosch Gmbh Robert Einrichtung zum steuern der gemischzusammensetzung bei einer brennkraftmaschine
JPS5623545A (en) * 1979-08-02 1981-03-05 Fuji Heavy Ind Ltd Air-fuel ratio controller
JPS5698545A (en) * 1980-01-10 1981-08-08 Fuji Heavy Ind Ltd Air fuel ratio controller
US4397278A (en) * 1981-04-03 1983-08-09 Ford Motor Company Air fuel ratio control using time-averaged error signal
DE3124676A1 (de) * 1981-06-24 1983-01-13 Robert Bosch Gmbh, 7000 Stuttgart Elektronisch gesteuertes kraftstoffzumesssystem
JPS58172442A (ja) * 1982-04-01 1983-10-11 Nippon Denso Co Ltd 空燃比制御装置
DE3327156A1 (de) * 1983-07-28 1985-02-07 Robert Bosch Gmbh, 7000 Stuttgart Verfahren und vorrichtung zur (lambda)-regelung des kraftstoffgemisches fuer eine brennkraftmaschine
JPS6143238A (ja) * 1984-08-07 1986-03-01 Toyota Motor Corp 内燃機関の燃料噴射制御装置
JPS61101642A (ja) * 1984-10-22 1986-05-20 Fuji Heavy Ind Ltd 空燃比制御装置
JPS61255238A (ja) * 1985-05-07 1986-11-12 Mitsubishi Electric Corp エンジンの燃料制御装置
JPH0726573B2 (ja) * 1985-12-11 1995-03-29 富士重工業株式会社 自動車用エンジンの空燃比制御装置
JP2531155B2 (ja) * 1986-10-27 1996-09-04 日本電装株式会社 内燃機関の空燃比制御装置
US4789939A (en) * 1986-11-04 1988-12-06 Ford Motor Company Adaptive air fuel control using hydrocarbon variability feedback
JP2863229B2 (ja) * 1989-12-22 1999-03-03 三菱電機株式会社 内燃機関の空燃比制御装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB600895A (en) * 1945-12-14 1948-04-21 John Kenneth Wadsworth Baines Improved means for controlling the mixture of fuel and air supplied to internal combustion engines
DE2116097B2 (de) * 1971-04-02 1981-01-29 Bosch Gmbh Robert Vorrichtung zur Regelung der Luftzahl λ des einer Brennkraftmaschine zugeführten Kraftstoff-Luft-Gemisches
US3738341A (en) * 1969-03-22 1973-06-12 Philips Corp Device for controlling the air-fuel ratio {80 {11 in a combustion engine
CH514780A (de) * 1970-03-26 1971-10-31 Bosch Gmbh Robert Anordnung zur elektronischen Gemischdosierung bei Ottomotoren

Also Published As

Publication number Publication date
NL168296C (nl) 1982-03-16
BR7304554D0 (pt) 1974-08-15
DE2229928A1 (de) 1974-01-17
NL7308504A (it) 1973-12-27
SE388667B (sv) 1976-10-11
JPS4956035A (it) 1974-05-30
JPS5638786B2 (it) 1981-09-09
FR2190162A5 (it) 1974-01-25
GB1410545A (en) 1975-10-15
US3831564A (en) 1974-08-27
DE2229928C3 (de) 1981-03-19
DE2229928B2 (de) 1980-05-29
NL168296B (nl) 1981-10-16

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