IT985626B - Dispositivo per ridurre la pro porzione di sostanze dannose nei gas di scarico di un motore a combustione interna - Google Patents

Dispositivo per ridurre la pro porzione di sostanze dannose nei gas di scarico di un motore a combustione interna

Info

Publication number
IT985626B
IT985626B IT49766/73A IT4976673A IT985626B IT 985626 B IT985626 B IT 985626B IT 49766/73 A IT49766/73 A IT 49766/73A IT 4976673 A IT4976673 A IT 4976673A IT 985626 B IT985626 B IT 985626B
Authority
IT
Italy
Prior art keywords
proportion
reduce
combustion engine
internal combustion
exhaust gases
Prior art date
Application number
IT49766/73A
Other languages
English (en)
Original Assignee
Volkswagenwerk Ag
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 Volkswagenwerk Ag filed Critical Volkswagenwerk Ag
Application granted granted Critical
Publication of IT985626B publication Critical patent/IT985626B/it

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
    • F01N11/00—Monitoring or diagnostic devices for exhaust-gas treatment apparatus, e.g. for catalytic activity
    • F01N11/002—Monitoring or diagnostic devices for exhaust-gas treatment apparatus, e.g. for catalytic activity the diagnostic devices measuring or estimating temperature or pressure in, or downstream of the exhaust apparatus
    • 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
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
    • 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
    • F01N3/24—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 constructional aspects of converting apparatus
    • F01N3/30—Arrangements for supply of additional air
    • 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
    • F01N9/00—Electrical control of exhaust gas treating apparatus
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D9/00—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits
    • 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
    • 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
    • F01N2550/00—Monitoring or diagnosing the deterioration of exhaust systems
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D2700/00—Mechanical control of speed or power of a single cylinder piston engine
    • F02D2700/09—Other ways of controlling
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/40—Engine management systems
IT49766/73A 1972-05-26 1973-05-03 Dispositivo per ridurre la pro porzione di sostanze dannose nei gas di scarico di un motore a combustione interna IT985626B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2225534A DE2225534A1 (de) 1972-05-26 1972-05-26 Anordnung zur verringerung der schadstoffanteile in den abgasen einer brennkraftmaschine

Publications (1)

Publication Number Publication Date
IT985626B true IT985626B (it) 1974-12-10

Family

ID=5845882

Family Applications (1)

Application Number Title Priority Date Filing Date
IT49766/73A IT985626B (it) 1972-05-26 1973-05-03 Dispositivo per ridurre la pro porzione di sostanze dannose nei gas di scarico di un motore a combustione interna

Country Status (5)

Country Link
JP (1) JPS4943014A (it)
DE (1) DE2225534A1 (it)
FR (1) FR2187013A5 (it)
GB (1) GB1423641A (it)
IT (1) IT985626B (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2288860A1 (fr) * 1974-09-03 1976-05-21 Yamaha Motor Co Ltd Moteur a combustion interne a quatre temps
GB1493697A (en) * 1974-11-01 1977-11-30 Nissan Motor Control system for promoting catalytic removal of noxious components from exhaust gas of internal combustion engine
DE69017617T2 (de) * 1989-12-06 1995-08-03 Toyota Motor Co Ltd Abgasreinigungssystem für eine Brennkraftmaschine.
EP0908721A1 (de) * 1997-10-10 1999-04-14 Heraeus Electro-Nite International N.V. Verfahren zur Ermittlung der Abgastemperatur und der Luft/Kraftstoff-Verhältniszahl Lambda und Sensoranordnung zur Durchführung des Verfahrens

Also Published As

Publication number Publication date
JPS4943014A (it) 1974-04-23
FR2187013A5 (it) 1974-01-11
DE2225534A1 (de) 1973-12-06
GB1423641A (en) 1976-02-04

Similar Documents

Publication Publication Date Title
IT990519B (it) Dispositivo per ridurre i componenti dannosi nell emissione dei gas di scarico in macchine a combustione interna
IT1041553B (it) Procedimento e dispositivo per ridurre le emissioni di scarico di un motore a combustione interna
IT961314B (it) Perfezionamento nei reattori per la purificazone dei gas di scarico di motori a combustione interna
SE386956B (sv) Sett och anordning for atercirkulation av avgaser i forbrenningsmotorer
IT996622B (it) Dispositivo per la depurazione dei gas di scarico di motori a combustione interna
IT996363B (it) Dispositivo antiinquinamento per motori a combustione interna a ricircolazione di gas di scarico
IT1040837B (it) Perfezionamento nei motori a combustione interna
SE412626B (sv) Anordning for atercirkulation av avgaser i forbrenningsmotorer
IT985798B (it) Motore a combustione interna e rela tivo dispositivo di immissione e di scarico
IT1059505B (it) Procedimento per ridurre l emissione di elemneti dannosi nel gas di soarico di un motore a combustione interna
ES195737Y (es) Un dispositivo turbocompresor accionado por gases de escapepara uso en relacion con motores de combustion interna.
SE401546B (sv) Anordning for atercirkulation av avgaser i forbrenningsmotorer
IT950560B (it) Perfezionamento nei sistemi di scarico per motori a combustione interna
IT941718B (it) Apparato per ridurre la quantita di componenti nocivi dei gas di scarico in motori a combustione interna per veicol
SE394723B (sv) Insugnings- och utblasningsaggregat for forbrenningsmotor
IT1002718B (it) Motore a combustione interna a tasso d inquinamento ridotto del gas scarico
HK39576A (en) Internal combustion engine exhaust gas discharge system
IT1012082B (it) Procedimento e dispositivo per la depurazione del gas di scarico di motori a combustione interna
IT1032791B (it) Sistema di ricircolazione dei gas di scarico nei motori a combustione interna
BR7401650D0 (pt) Detector eletroquimico para determinar o teor de oxigenio nos gases de escapamento principalmente de motores de combustao interna
IT1041029B (it) Motore a combustione interna a benzina con riduzione di gas di scarico nocivi
NL161235B (nl) Inlaat- en uitlaatsysteem voor een verbrandingsmotor met hoofd- en hulpverbrandingskamer.
IT998750B (it) Dispositivo per la depurazione dei gas di scarico di motori a combu stione interna
IT1055719B (it) Perfezionamento nei motori a combustione interna ad accensione per scintilla
IT990204B (it) Gruppo di immissione e scarico per un motore a combustione interna