FR2538455B1 - Installation d'injection de carburant pour moteur a combustion interne permettant un reglage etendu du rapport carburant-air - Google Patents

Installation d'injection de carburant pour moteur a combustion interne permettant un reglage etendu du rapport carburant-air

Info

Publication number
FR2538455B1
FR2538455B1 FR838315917A FR8315917A FR2538455B1 FR 2538455 B1 FR2538455 B1 FR 2538455B1 FR 838315917 A FR838315917 A FR 838315917A FR 8315917 A FR8315917 A FR 8315917A FR 2538455 B1 FR2538455 B1 FR 2538455B1
Authority
FR
France
Prior art keywords
fuel
combustion engine
internal combustion
injection system
air ratio
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
FR838315917A
Other languages
English (en)
Other versions
FR2538455A1 (fr
Inventor
Gunther Jaggle
Wolfgang Maisch
Klaus-Jurgen Peters
Rudolf Schutz
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of FR2538455A1 publication Critical patent/FR2538455A1/fr
Application granted granted Critical
Publication of FR2538455B1 publication Critical patent/FR2538455B1/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M69/00—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel
    • F02M69/30—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel characterised by means for facilitating the starting-up or idling of engines or by means for enriching fuel charge, e.g. below operational temperatures or upon high power demand of engines
    • F02M69/36—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel characterised by means for facilitating the starting-up or idling of engines or by means for enriching fuel charge, e.g. below operational temperatures or upon high power demand of engines having an enrichment mechanism modifying fuel flow to injectors, e.g. by acting on the fuel metering device or on the valves throttling fuel passages to injection nozzles or overflow passages
    • F02M69/38—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel characterised by means for facilitating the starting-up or idling of engines or by means for enriching fuel charge, e.g. below operational temperatures or upon high power demand of engines having an enrichment mechanism modifying fuel flow to injectors, e.g. by acting on the fuel metering device or on the valves throttling fuel passages to injection nozzles or overflow passages using fuel pressure, e.g. by varying fuel pressure in the control chambers of the fuel metering device
    • F02M69/386—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel characterised by means for facilitating the starting-up or idling of engines or by means for enriching fuel charge, e.g. below operational temperatures or upon high power demand of engines having an enrichment mechanism modifying fuel flow to injectors, e.g. by acting on the fuel metering device or on the valves throttling fuel passages to injection nozzles or overflow passages using fuel pressure, e.g. by varying fuel pressure in the control chambers of the fuel metering device variably controlling the pressure of the fuel by-passing the metering valves, e.g. by valves responsive to signals of temperature or oxygen sensors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M69/00—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel
    • F02M69/16—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel characterised by means for metering continuous fuel flow to injectors or means for varying fuel pressure upstream of continuously or intermittently operated injectors
    • F02M69/26—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel characterised by means for metering continuous fuel flow to injectors or means for varying fuel pressure upstream of continuously or intermittently operated injectors the means varying fuel pressure in a fuel by-pass passage, the pressure acting on a throttle valve against the action of metered or throttled fuel pressure for variably throttling fuel flow to injection nozzles, e.g. to keep constant the pressure differential at the metering valve

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Fuel-Injection Apparatus (AREA)
FR838315917A 1982-12-28 1983-10-06 Installation d'injection de carburant pour moteur a combustion interne permettant un reglage etendu du rapport carburant-air Expired FR2538455B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19823248258 DE3248258A1 (de) 1982-12-28 1982-12-28 Kraftstoffeinspritzanlage

Publications (2)

Publication Number Publication Date
FR2538455A1 FR2538455A1 (fr) 1984-06-29
FR2538455B1 true FR2538455B1 (fr) 1989-03-17

Family

ID=6181937

Family Applications (1)

Application Number Title Priority Date Filing Date
FR838315917A Expired FR2538455B1 (fr) 1982-12-28 1983-10-06 Installation d'injection de carburant pour moteur a combustion interne permettant un reglage etendu du rapport carburant-air

Country Status (5)

Country Link
US (1) US4515128A (fr)
JP (1) JPS59134374A (fr)
DE (1) DE3248258A1 (fr)
FR (1) FR2538455B1 (fr)
GB (1) GB2132700B (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3109560A1 (de) * 1981-03-13 1982-09-30 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffeinspritzanlage
DE3409763A1 (de) * 1984-03-16 1985-09-19 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffeinspritzanlage
DE3902284A1 (de) * 1989-01-26 1990-08-02 Vdo Schindling Vorrichtung zur korrektur der gemischzusammensetzung bei einer aenderung des belastungszustandes eines verbrennungsmotors
DE19725472A1 (de) * 1997-06-17 1998-12-24 Bosch Gmbh Robert Mengenregelventil
DE19725474B4 (de) 1997-06-17 2007-11-22 Robert Bosch Gmbh Mengenregelventil für ein Kraftstoffeinspritzsystem
DE19810867C2 (de) * 1998-03-13 2000-02-24 Bosch Gmbh Robert Kraftstoffpumpen-Anordnung

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2246547C2 (de) * 1972-09-22 1984-10-04 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffeinspritzanlage für gemischverdichtende Brennkraftmaschinen
US3993032A (en) * 1974-05-13 1976-11-23 Robert Bosch G.M.B.H. Fuel injection systems
DE2502153A1 (de) * 1975-01-21 1976-07-22 Bosch Gmbh Robert Kraftstoffeinspritzanlage
DE2632319A1 (de) * 1976-07-17 1978-01-26 Bosch Gmbh Robert Verfahren und vorrichtung zur steuerung der zusammensetzung des einer brennkraftmaschine zugefuehrten betriebsgemisches
DE2906597A1 (de) * 1979-02-21 1980-08-28 Bosch Gmbh Robert Kraftstoffeinspritzanlage
DE2918401A1 (de) * 1979-05-08 1980-11-20 Bosch Gmbh Robert Kraftstoffeinspritzanlage
DE3006586A1 (de) * 1980-02-22 1981-09-03 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffeinspritzanlage
DE3006587A1 (de) * 1980-02-22 1981-09-10 Robert Bosch Gmbh, 7000 Stuttgart Membrandruckregler
DE3026826C2 (de) * 1980-07-16 1984-04-26 Audi Nsu Auto Union Ag, 7107 Neckarsulm Kraftstoffeinspritzvorrichtung für eine fremdgezündete Kolbenbrennkraftmaschine
DE3109560A1 (de) * 1981-03-13 1982-09-30 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffeinspritzanlage

Also Published As

Publication number Publication date
GB8334227D0 (en) 1984-02-01
DE3248258A1 (de) 1984-06-28
FR2538455A1 (fr) 1984-06-29
GB2132700A (en) 1984-07-11
US4515128A (en) 1985-05-07
JPH0432952B2 (fr) 1992-06-01
GB2132700B (en) 1986-03-19
JPS59134374A (ja) 1984-08-02

Similar Documents

Publication Publication Date Title
FR2475131B1 (fr) Systeme d'injection de carburant a commande electronique pour moteur a combustion interne a allumage par etincelle
FR2525284B1 (fr) Injecteur de combustible pour moteur a combustion interne
FR2386692B1 (fr) Installation d'alimentation en carburant pour moteurs a combustion interne
JPS57173554A (en) Fuel injector for multi-cylinder internal combustion engine
FR2417646B1 (fr) Soupape electro-magnetique d'injection de carburant pour moteurs a combustion interne
FR2695964B1 (fr) Circuit de distribution de carburant pour moteur a combustion interne.
FR2549151B1 (fr) Installation d'amenee de carburant pour moteurs a combustion interne
FR2488336B1 (fr) Systeme d'alimentation en carburant pour un moteur a combustion interne du type a injection
FR2459888B1 (fr) Systeme pour une commande a retro-action du rapport air/carburant d'un melange air-carburant dans un systeme d'admission de moteur a combustion interne
FR2698664B1 (fr) Circuit de distribution de carburant pour moteur a combustion interne.
FR2445896B1 (fr) Soupape d'injection pour installations d'injection de carburant de moteurs a combustion interne
FR2513321B1 (fr) Soupape d'injection de carburant pour moteurs a combustion interne
FR2514831B1 (fr) Installation d'injection de carburant pour moteurs a combustion interne
FR2311190A1 (fr) Installations d'injection de carburant pour moteurs a combustion interne
FR2317508A2 (fr) Installation pour l'injection de carburant dans un moteur a combustion interne
FR2446928B1 (fr) Dispositif d'injection de carburant pour un moteur a combustion interne
FR2490281B1 (fr) Installation d'allumage pour moteur a combustion interne
FR2538458B1 (fr) Installation d'injection de carburant pour moteur a combustion interne
FR2756013B1 (fr) Installation d'injection de carburant pour un moteur a combustion interne
FR2467994B1 (fr) Valve d'injection electromagnetique pour carburant pour moteur a combustion interne
FR2534632B1 (fr) Buse d'injection de carburant pour moteurs a combustion interne
FR2531749B1 (fr) Dispositif de commande de l'allumage et de l'injection de combustible pour un moteur a combustion interne
FR2529620B1 (fr) Procede de commande de l'injection dosee du carburant pour un moteur a combustion interne
FR2475637B1 (fr) Support d'injecteur de carburant pour moteurs a combustion interne
FR2547358B1 (fr) Injecteur de combustible pour moteur a combustion interne

Legal Events

Date Code Title Description
ST Notification of lapse