ZA731812B - Improvements relating to internal combustion engines - Google Patents

Improvements relating to internal combustion engines

Info

Publication number
ZA731812B
ZA731812B ZA731812A ZA731812A ZA731812B ZA 731812 B ZA731812 B ZA 731812B ZA 731812 A ZA731812 A ZA 731812A ZA 731812 A ZA731812 A ZA 731812A ZA 731812 B ZA731812 B ZA 731812B
Authority
ZA
South Africa
Prior art keywords
internal combustion
combustion engines
improvements relating
relating
engines
Prior art date
Application number
ZA731812A
Other languages
English (en)
Inventor
F Scholl
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
Publication of ZA731812B publication Critical patent/ZA731812B/xx

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
    • F01N3/22—Control of additional air supply only, e.g. using by-passes or variable air pump drives
    • F01N3/222—Control of additional air supply only, e.g. using by-passes or variable air pump drives using electric valves only
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
    • F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
    • F01N3/22—Control of additional air supply only, e.g. using by-passes or variable air pump drives
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2250/00—Combinations of different methods of purification
    • F01N2250/04—Combinations of different methods of purification afterburning and catalytic conversion
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2430/00—Influencing exhaust purification, e.g. starting of catalytic reaction, filter regeneration, or the like, by controlling engine operating characteristics
    • F01N2430/06—Influencing exhaust purification, e.g. starting of catalytic reaction, filter regeneration, or the like, by controlling engine operating characteristics by varying fuel-air ratio, e.g. by enriching fuel-air mixture

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
ZA731812A 1972-03-30 1973-03-15 Improvements relating to internal combustion engines ZA731812B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2215533A DE2215533C3 (de) 1972-03-30 1972-03-30 Vorrichtung zur Verminderung der schädlichen Anteile in den Abgasen einer Brennkraftmaschine

Publications (1)

Publication Number Publication Date
ZA731812B true ZA731812B (en) 1973-12-19

Family

ID=5840619

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA731812A ZA731812B (en) 1972-03-30 1973-03-15 Improvements relating to internal combustion engines

Country Status (19)

Country Link
US (1) US3832848A (de)
JP (1) JPS554208B2 (de)
AR (1) AR205878A1 (de)
AT (1) AT323474B (de)
BE (1) BE797541A (de)
BR (1) BR7302172D0 (de)
CA (1) CA1004029A (de)
CH (1) CH557951A (de)
CS (1) CS160623B2 (de)
DE (1) DE2215533C3 (de)
ES (1) ES413136A1 (de)
FR (1) FR2178606A5 (de)
GB (1) GB1429664A (de)
IT (1) IT981752B (de)
NL (1) NL7304375A (de)
PL (1) PL85218B1 (de)
SU (1) SU826971A3 (de)
TR (1) TR18184A (de)
ZA (1) ZA731812B (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2235852B2 (de) * 1972-07-21 1975-10-30 Deutsche Vergaser Gmbh & Co Kg, 4040 Neuss Steuereinrichtung für die Bemessung von Zusatzluft für den Abgas-Nachbrenner einer Brennkraftmaschine
DE2326718C2 (de) * 1973-05-25 1975-08-28 Deutsche Vergaser Gmbh & Co Kg, 4040 Neuss Regeleinrichtung für die Zumessung einer Zusatzluftmenge zur Verbesserung der Verbrennung in Brennkraftmaschinen oder der Nachverbrennung der Abgase von Brennkraftmaschinen
DE2333072A1 (de) * 1973-06-29 1975-01-16 Bosch Gmbh Robert Verfahren zum entgiften der abgase
DE2401417C2 (de) * 1974-01-12 1981-10-01 Robert Bosch Gmbh, 7000 Stuttgart Verfahren zur Entgiftung der Abgase einer Brennkraftmaschine
FR2260751B1 (de) * 1974-02-08 1976-06-25 Peugeot & Renault
US3927524A (en) * 1974-02-22 1975-12-23 Garrett Corp Engine exhaust reactor air flow ratio control method and apparatus
DE2422938C2 (de) * 1974-05-11 1982-07-08 Robert Bosch Gmbh, 7000 Stuttgart Schalteinrichtung zur geregelten Zugabe von Zusatzluft zum Abgas einer Brennkraftmaschine
JPS5166934A (en) * 1974-12-06 1976-06-10 Nissan Motor Nainenkikanno kunenhiseigyosochi
JPS51123428A (en) * 1975-04-21 1976-10-28 Nissan Motor Co Ltd Exhaust gas purifier
US3986352A (en) * 1975-05-08 1976-10-19 General Motors Corporation Closed loop fuel control using air injection in open loop modes
JPS52106720U (de) * 1976-02-10 1977-08-13
JPS52139820A (en) * 1976-05-18 1977-11-22 Toyota Motor Corp Exhaust gas purifier for internal combustion engine
JPS5319616U (de) * 1976-07-30 1978-02-20
JPS5392031A (en) * 1977-01-21 1978-08-12 Nissan Motor Co Ltd Sulphate inhibiting device for internal combustion engine
SE416760B (sv) * 1977-08-23 1981-02-02 Volvo Ab Sett for bestemning eller styrning av en katalysators egenskaper och/eller forloppet av den av katalysatorn beroende reaktionen
JPS566053A (en) * 1979-06-27 1981-01-22 Hitachi Ltd Air fuel ratio controller used for engine with reactor
JPS5698542A (en) * 1980-01-08 1981-08-08 Toyota Motor Corp Air-fuel ratio controlling system for engine
JPS56118536A (en) * 1980-02-22 1981-09-17 Toyota Motor Corp Air fuel ratio controller for engine
DE3832790C2 (de) * 1988-09-27 1997-12-11 Pattas Konstantin N Verfahren und Einrichtung zum Regenerieren eines Rußfilters
KR950012137B1 (ko) * 1989-02-02 1995-10-14 닛뽄 쇼크바이 카가꾸 고오교오 가부시기가이샤 디이젤엔진 배기가스 중의 질소산화물 제거방법
DE3926516A1 (de) * 1989-08-10 1991-02-14 Oberland Mangold Gmbh Regelkreis zur beeinflussung der abgaszusammensetzung eines verbrennungsmotors
CA2026300C (en) * 1989-10-23 1996-07-16 Monika Engel-Bader Catalyst system for producing polyethylene terephthalate from a lower dialkyl ester of a dicarboxylic acid and a glycol
DE4120891A1 (de) * 1991-06-25 1993-01-07 Bayerische Motoren Werke Ag Brennkraftmaschine mit einer sekundaerluftpumpe, sowie betriebsverfahren hierfuer
JP2601072B2 (ja) * 1991-09-20 1997-04-16 株式会社日立製作所 内燃機関とその運転方法および自動車
DE4225361A1 (de) * 1992-07-31 1994-02-03 Audi Ag Verfahren zur Funktionsprüfung der Sekundärluftzuführung in das Abgassystem einer Brennkraftmaschine
US5822976A (en) * 1995-04-05 1998-10-20 Ford Global Technologies, Inc. Method and system for controlling the amount of secondary air introduced into an internal combustion engine
DE10329522B4 (de) * 2003-06-30 2006-02-16 Daimlerchrysler Ag Verfahren zur Ermittlung der Födermenge einer Sekundärlufteinblasung
DE102007008577B3 (de) * 2007-02-16 2008-10-23 Audi Ag Verfahren und Vorrichtung zur Erzeugung von Ammoniak für die Abgasbehandlung bei Brennkraftmaschinen in einem Kraftfahrzeug
DE102011117736A1 (de) * 2011-11-07 2013-05-08 Honeywell Technologies Sarl Verfahren zum Betreiben eines Gasbrenners

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2244669A (en) * 1936-08-01 1941-06-10 Askania Werke Ag Control device for the fuel feed of internal combustion engines
US3032969A (en) * 1961-08-28 1962-05-08 Llewellyn T Barnes Venturi degassing attachment
AT266497B (de) * 1963-09-12 1968-11-25 Bosch Gmbh Robert Elektrisches Meßgerät
US3406515A (en) * 1964-01-02 1968-10-22 Texaco Inc Internal combustion engine system for exhaust emissions control
US3464801A (en) * 1964-09-28 1969-09-02 Tenex Corp The Catalytic system for inert gas generation
US3441381A (en) * 1965-06-22 1969-04-29 Engelhard Ind Inc Apparatus for purifying exhaust gases of an internal combustion engine
US3738341A (en) * 1969-03-22 1973-06-12 Philips Corp Device for controlling the air-fuel ratio {80 {11 in a combustion engine
US3616274A (en) * 1969-11-24 1971-10-26 Gen Motors Corp Method and apparatus for monitoring exhaust gas
US3730157A (en) * 1970-05-25 1973-05-01 Universal Oil Prod Co Carburetor control system and method for regulating air to fuel ratio
US3683625A (en) * 1970-05-25 1972-08-15 Edward J Mccrink Smog reducer
US3696618A (en) * 1971-04-19 1972-10-10 Universal Oil Prod Co Control system for an engine system
US3768259A (en) * 1971-07-06 1973-10-30 Universal Oil Prod Co Control for an engine system

Also Published As

Publication number Publication date
GB1429664A (en) 1976-03-24
SU826971A3 (ru) 1981-04-30
AT323474B (de) 1975-07-10
AR205878A1 (es) 1976-06-15
DE2215533A1 (de) 1973-10-11
BR7302172D0 (pt) 1974-06-27
JPS4913515A (de) 1974-02-06
CH557951A (de) 1975-01-15
CS160623B2 (de) 1975-03-28
IT981752B (it) 1974-10-10
JPS554208B2 (de) 1980-01-29
BE797541A (fr) 1973-07-16
NL7304375A (de) 1973-10-02
TR18184A (tr) 1978-02-26
CA1004029A (en) 1977-01-25
US3832848A (en) 1974-09-03
ES413136A1 (es) 1976-01-16
PL85218B1 (de) 1976-04-30
DE2215533B2 (de) 1979-03-29
DE2215533C3 (de) 1979-11-22
FR2178606A5 (de) 1973-11-09

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