FR2787520B1 - Procede et dispositif pour ameliorer le comportement au demarrage de moteurs a combustion interne, comportant des systemes d'injection a accumulateur - Google Patents
Procede et dispositif pour ameliorer le comportement au demarrage de moteurs a combustion interne, comportant des systemes d'injection a accumulateurInfo
- Publication number
- FR2787520B1 FR2787520B1 FR9915890A FR9915890A FR2787520B1 FR 2787520 B1 FR2787520 B1 FR 2787520B1 FR 9915890 A FR9915890 A FR 9915890A FR 9915890 A FR9915890 A FR 9915890A FR 2787520 B1 FR2787520 B1 FR 2787520B1
- Authority
- FR
- France
- Prior art keywords
- behavior
- improving
- starting
- internal combustion
- combustion engines
- 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 - Fee Related
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
- F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
- F02M63/02—Fuel-injection apparatus having several injectors fed by a common pumping element, or having several pumping elements feeding a common injector; Fuel-injection apparatus having provisions for cutting-out pumps, pumping elements, or injectors; Fuel-injection apparatus having provisions for variably interconnecting pumping elements and injectors alternatively
- F02M63/0225—Fuel-injection apparatus having a common rail feeding several injectors ; Means for varying pressure in common rails; Pumps feeding common rails
- F02M63/0275—Arrangement of common rails
- F02M63/0285—Arrangement of common rails having more than one common rail
- F02M63/029—Arrangement of common rails having more than one common rail per cylinder bank, e.g. storing different fuels or fuels at different pressure levels per cylinder bank
-
- 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
- F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
- F02M55/04—Means for damping vibrations or pressure fluctuations in injection pump inlets or outlets
-
- 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
- F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
- F02M63/02—Fuel-injection apparatus having several injectors fed by a common pumping element, or having several pumping elements feeding a common injector; Fuel-injection apparatus having provisions for cutting-out pumps, pumping elements, or injectors; Fuel-injection apparatus having provisions for variably interconnecting pumping elements and injectors alternatively
- F02M63/0225—Fuel-injection apparatus having a common rail feeding several injectors ; Means for varying pressure in common rails; Pumps feeding common rails
- F02M63/023—Means for varying pressure in common rails
- F02M63/0235—Means for varying pressure in common rails by bleeding fuel pressure
- F02M63/0245—Means for varying pressure in common rails by bleeding fuel pressure between the high pressure pump and the common rail
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
- F02N19/00—Starting aids for combustion engines, not otherwise provided for
- F02N19/001—Arrangements thereof
-
- 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
- F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
- F02M2200/60—Fuel-injection apparatus having means for facilitating the starting of engines, e.g. with valves or fuel passages for keeping residual pressure in common rails
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fuel-Injection Apparatus (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE1998158095 DE19858095C2 (de) | 1998-12-16 | 1998-12-16 | Vorrichtung zur Verbesserung des Startverhaltens von Verbrennungsmotoren mit Speichereinspritzsystemen |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2787520A1 FR2787520A1 (fr) | 2000-06-23 |
FR2787520B1 true FR2787520B1 (fr) | 2006-09-22 |
Family
ID=7891316
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9915890A Expired - Fee Related FR2787520B1 (fr) | 1998-12-16 | 1999-12-16 | Procede et dispositif pour ameliorer le comportement au demarrage de moteurs a combustion interne, comportant des systemes d'injection a accumulateur |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE19858095C2 (fr) |
FR (1) | FR2787520B1 (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2832462B1 (fr) * | 2001-11-19 | 2004-01-02 | Peugeot Citroen Automobiles Sa | Systeme d'injection pour moteur a combustion interne |
FR2878580B1 (fr) * | 2004-11-29 | 2009-06-05 | Renault Sas | Rampe commune d'alimentation en carburant sous pression a volume variable |
FR2955155B1 (fr) * | 2010-01-13 | 2012-01-06 | Peugeot Citroen Automobiles Sa | Dispositif d'injection pour moteur a combustion interne |
GB2550883B (en) * | 2016-05-26 | 2020-11-11 | Delphi Automotive Systems Lux | Bidirectional HP valve |
CH718806A1 (de) * | 2021-07-12 | 2023-01-13 | Liebherr Machines Bulle Sa | Kraftstoffeinspritzvorrichtung für eine Brennkraftmaschine, insbesondere für einen Wasserstoffverbrennungsmotor. |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT380540B (de) * | 1982-02-12 | 1986-06-10 | Steyr Daimler Puch Ag | Kraftstoffeinspritzanlage fuer eine elektrische, ein startschloss umfassende anlasseinrichtung aufweisende kraftfahrzeug-dieselmotoren |
US5598817A (en) * | 1993-09-10 | 1997-02-04 | Mitsubishi Jidosha Kogyo Kabushiki Kaisha | Fuel feeding system for internal combustion engine |
US5558068A (en) * | 1994-05-31 | 1996-09-24 | Zexel Corporation | Solenoid valve unit for fuel injection apparatus |
DE19640826B4 (de) * | 1995-10-03 | 2004-11-25 | Nippon Soken, Inc., Nishio | Speicherkraftstoffeinspritzvorrichtung und Druckregelvorrichtung hierfür |
DE19547877A1 (de) * | 1995-12-21 | 1997-06-26 | Bosch Gmbh Robert | Kraftstoffhochdruckspeichersystem für ein in Brennkraftmaschinen eingesetztes Kraftstoffeinspritzsystem |
FR2764003B1 (fr) * | 1997-06-02 | 1999-08-06 | Magneti Marelli France | Purge d'une rampe d'injecteurs d'un moteur a injection directe |
-
1998
- 1998-12-16 DE DE1998158095 patent/DE19858095C2/de not_active Expired - Fee Related
-
1999
- 1999-12-16 FR FR9915890A patent/FR2787520B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2787520A1 (fr) | 2000-06-23 |
DE19858095C2 (de) | 2000-10-19 |
DE19858095A1 (de) | 2000-07-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |
Effective date: 20070831 |