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IT1062861B - Valvola regolatrice della portata d'aria di postcombustione per motori a scoppio - Google Patents

Valvola regolatrice della portata d'aria di postcombustione per motori a scoppio

Info

Publication number
IT1062861B
IT1062861B IT21165/76A IT2116576A IT1062861B IT 1062861 B IT1062861 B IT 1062861B IT 21165/76 A IT21165/76 A IT 21165/76A IT 2116576 A IT2116576 A IT 2116576A IT 1062861 B IT1062861 B IT 1062861B
Authority
IT
Italy
Prior art keywords
air flow
regulating valve
flow regulating
combustion
combustion air
Prior art date
Application number
IT21165/76A
Other languages
English (en)
Original Assignee
Alfa Romeo Spa
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 Alfa Romeo Spa filed Critical Alfa Romeo Spa
Priority to IT21165/76A priority Critical patent/IT1062861B/it
Priority to US05/775,533 priority patent/US4132070A/en
Application granted granted Critical
Publication of IT1062861B publication Critical patent/IT1062861B/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
    • 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
    • F01N3/227—Control of additional air supply only, e.g. using by-passes or variable air pump drives using pneumatically operated valves, e.g. membrane valves
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Toxicology (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Gas After Treatment (AREA)
IT21165/76A 1976-03-12 1976-03-12 Valvola regolatrice della portata d'aria di postcombustione per motori a scoppio IT1062861B (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT21165/76A IT1062861B (it) 1976-03-12 1976-03-12 Valvola regolatrice della portata d'aria di postcombustione per motori a scoppio
US05/775,533 US4132070A (en) 1976-03-12 1977-03-08 Postcombustion airflow regulating valve for internal combustion engines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT21165/76A IT1062861B (it) 1976-03-12 1976-03-12 Valvola regolatrice della portata d'aria di postcombustione per motori a scoppio

Publications (1)

Publication Number Publication Date
IT1062861B true IT1062861B (it) 1985-02-11

Family

ID=11177721

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21165/76A IT1062861B (it) 1976-03-12 1976-03-12 Valvola regolatrice della portata d'aria di postcombustione per motori a scoppio

Country Status (2)

Country Link
US (1) US4132070A (it)
IT (1) IT1062861B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3933924A1 (de) * 1989-10-11 1991-04-18 Bayerische Motoren Werke Ag Verfahren zur abgasnachbehandlung an einer brennkraftmaschine

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3106820A (en) * 1959-01-19 1963-10-15 Thompson Ramo Wooldridge Inc Afterburner control method and apparatus
FR2102452A5 (it) * 1970-08-04 1972-04-07 Peugeot & Renault
DE2254961C2 (de) * 1972-11-10 1975-04-10 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
US3868868A (en) * 1973-10-05 1975-03-04 Gen Motors Corp Transmission controlled emission control system

Also Published As

Publication number Publication date
US4132070A (en) 1979-01-02

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