EP1152142A2 - Kraftstoff-Versorgungssystem für eine mit Kraftstoffdirekteinspritzung arbeitende Brennkraftmaschine - Google Patents
Kraftstoff-Versorgungssystem für eine mit Kraftstoffdirekteinspritzung arbeitende Brennkraftmaschine Download PDFInfo
- Publication number
- EP1152142A2 EP1152142A2 EP01109000A EP01109000A EP1152142A2 EP 1152142 A2 EP1152142 A2 EP 1152142A2 EP 01109000 A EP01109000 A EP 01109000A EP 01109000 A EP01109000 A EP 01109000A EP 1152142 A2 EP1152142 A2 EP 1152142A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- fuel
- pump
- pressure
- supply system
- combustion engine
- 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.)
- Granted
Links
Images
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
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
- F02M37/0047—Layout or arrangement of systems for feeding fuel
- F02M37/0052—Details on the fuel return circuit; Arrangement of pressure regulators
-
- 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
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
- F02M37/02—Feeding by means of suction apparatus, e.g. by air flow through carburettors
- F02M37/025—Feeding by means of a liquid fuel-driven jet pump
-
- 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
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
- F02M37/04—Feeding by means of driven pumps
- F02M37/08—Feeding by means of driven pumps electrically driven
- F02M37/10—Feeding by means of driven pumps electrically driven submerged in fuel, e.g. in reservoir
-
- 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
-
- 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
-
- 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
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
- F02M37/0076—Details of the fuel feeding system related to the fuel tank
- F02M37/0088—Multiple separate fuel tanks or tanks being at least partially partitioned
- F02M37/0094—Saddle tanks; Tanks having partition walls
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fuel-Injection Apparatus (AREA)
Abstract
Description
Die Lösung dieser Aufgabe ist dadurch gekennzeichnet, daß zumindest ein Teil der Leckmenge oder Spülmenge mittels einer weiteren Kraftstoffpumpe der Vorlaufseite der Hochdruckpumpe wieder zugeführt wird. Bevorzugt wird dabei die Leckmenge und/oder Spülmenge über eine geeignete Drosselstelle und/oder ein Druckbegrenzungsventil oder Druckregelventil begrenzt.
- 1
- Kraftstoff-Tank
- 2
- Förderpumpe (Elektro-Kraftstoffpumpe)
- 3
- Einspritzleiste
- 4
- Einspritzventil
- 5
- Kraftstoff-Hochdruckpumpe
- 6,6'
- Druckbegrenzungsventil
- 7
- Kraftstoff-Förderleitung (zwischen 2 und 5)
- 8,8'
- Kraftstoff-Filter
- 9, 9'
- Druckregler
- 10
- Rücklaufleitung
- 11
- Leck- und Spül-Leitung
- 11a
- Leckleitung
- 11b
- Spülleitung
- 12
- (weitere) Kraftstoffpumpe
- 13
- Rückschlagventil
- 14
- Drosselstelle
- 15
- Saugstrahlpumpe
Claims (3)
- Kraftstoff-Versorgungssystem für eine mit Kraftstoffdirekteinspritzung arbeitende Brennkraftmaschine, nahe derer eine Kraftstoff-Hochdruckpumpe (5) angeordnet ist, die von einer einem Kraftstoff-tank (1) zugeordneten Förderpumpe (2) mit Kraftstoff versorgt wird und wobei aus dem zwischen Hochdruckpumpe (5) und Brennkraftmaschine liegenden Hochdruckabschnitt des Kraftstoff-Versorgungssystemes eine Kraftstoff-Leckmenge und/oder Kraftstoff-Spülmenge abgezweigt wird,
dadurch gekennzeichnet, daß zumindest ein Teil der Leckmenge oder Spülmenge mittels einer weiteren Kraftstoffpumpe (12) der Vorlaufseite der Hochdruckpumpe (5) zugeführt wird. - Kraftstoff-Versorgungssystem nach Anspruch 1,
dadurch gekennzeichnet, daß die Leckmenge und/oder Spülmenge über eine geeignete Drosselstelle (14) und/oder ein Druckbegrenzungsventil (6') oder Druckregelventil begrenzt wird. - Kraftstoff-Versorgungssystem nach Anspruch 1 oder 2,
dadurch gekennzeichnet, daß die weitere Kraftstoffpumpe (12) mechanisch oder elektrisch angetrieben ist.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10021869 | 2000-05-05 | ||
DE10021869A DE10021869A1 (de) | 2000-05-05 | 2000-05-05 | Kraftstoff-Versorgungssystem für eine mit Kraftstoffdirekteinspritzung arbeitende Brennkraftmaschine |
Publications (3)
Publication Number | Publication Date |
---|---|
EP1152142A2 true EP1152142A2 (de) | 2001-11-07 |
EP1152142A3 EP1152142A3 (de) | 2003-02-12 |
EP1152142B1 EP1152142B1 (de) | 2004-01-21 |
Family
ID=7640864
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP01109000A Expired - Lifetime EP1152142B1 (de) | 2000-05-05 | 2001-04-11 | Kraftstoff-Versorgungssystem für eine mit Kraftstoffdirekteinspritzung arbeitende Brennkraftmaschine |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP1152142B1 (de) |
DE (2) | DE10021869A1 (de) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2004040118A1 (de) * | 2002-10-17 | 2004-05-13 | Robert Bosch Gmbh | Kraftstoffeinspritzeinrichtung mit druckübersetzer und fördermengenreduziertem niederdruckkreis |
EP1566536A1 (de) * | 2004-02-18 | 2005-08-24 | TI Automotive (Neuss) GmbH | Kraftstoffversorgungssystem und Verfahren zur Regelung der Kraftstoffversorgung |
GB2507747A (en) * | 2012-11-07 | 2014-05-14 | Perkins Engines Co Ltd | Pump assembly for a fuel injection system; non-return valve |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102007025636A1 (de) * | 2007-06-01 | 2008-12-04 | Audi Ag | Kraftstoffversorgungseinrichtung eines Verbrennungsmotors mit Kraftstoffeinspritzung |
DE102009033381A1 (de) * | 2009-07-16 | 2011-01-20 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Kraftstofftank mit einer Kühleinrichtung # |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05321787A (ja) * | 1992-05-26 | 1993-12-07 | Nippon Soken Inc | 燃料噴射装置 |
JPH09242632A (ja) * | 1996-03-07 | 1997-09-16 | Mitsubishi Motors Corp | 内燃機関用燃料供給装置 |
JPH1089178A (ja) * | 1996-09-13 | 1998-04-07 | Zexel Corp | 筒内直接噴射式ガソリンエンジン用燃料回路 |
JPH10153153A (ja) * | 1996-11-22 | 1998-06-09 | Suzuki Motor Corp | 直噴式エンジンの燃料供給装置 |
DE19839579C1 (de) * | 1998-08-31 | 1999-12-09 | Siemens Ag | Einspritzsystem |
DE19838812C1 (de) * | 1998-08-26 | 2000-04-20 | Siemens Ag | Verfahren und Vorrichtung zum Einstellen eines Druckes zwischen einer Vorförderpumpe und einer Hochdruckpumpe eines Einspritzsystems |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19652831B4 (de) * | 1996-12-18 | 2011-02-24 | Continental Automotive Gmbh | Druckfluid-Speisesystem für die Versorgung von Hochdruck-Sammelleitungen |
DE19742180C2 (de) * | 1997-09-24 | 1999-07-08 | Siemens Ag | Einspritzsystem für eine Brennkraftmaschine und Verfahren zum Regeln eines Einspritzsystems |
DE19810867C2 (de) * | 1998-03-13 | 2000-02-24 | Bosch Gmbh Robert | Kraftstoffpumpen-Anordnung |
-
2000
- 2000-05-05 DE DE10021869A patent/DE10021869A1/de not_active Withdrawn
-
2001
- 2001-04-11 DE DE50101343T patent/DE50101343D1/de not_active Expired - Lifetime
- 2001-04-11 EP EP01109000A patent/EP1152142B1/de not_active Expired - Lifetime
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05321787A (ja) * | 1992-05-26 | 1993-12-07 | Nippon Soken Inc | 燃料噴射装置 |
JPH09242632A (ja) * | 1996-03-07 | 1997-09-16 | Mitsubishi Motors Corp | 内燃機関用燃料供給装置 |
JPH1089178A (ja) * | 1996-09-13 | 1998-04-07 | Zexel Corp | 筒内直接噴射式ガソリンエンジン用燃料回路 |
JPH10153153A (ja) * | 1996-11-22 | 1998-06-09 | Suzuki Motor Corp | 直噴式エンジンの燃料供給装置 |
DE19838812C1 (de) * | 1998-08-26 | 2000-04-20 | Siemens Ag | Verfahren und Vorrichtung zum Einstellen eines Druckes zwischen einer Vorförderpumpe und einer Hochdruckpumpe eines Einspritzsystems |
DE19839579C1 (de) * | 1998-08-31 | 1999-12-09 | Siemens Ag | Einspritzsystem |
Non-Patent Citations (4)
Title |
---|
PATENT ABSTRACTS OF JAPAN vol. 018, no. 143 (M-1574), 9. März 1994 (1994-03-09) & JP 05 321787 A (NIPPON SOKEN INC;OTHERS: 01), 7. Dezember 1993 (1993-12-07) * |
PATENT ABSTRACTS OF JAPAN vol. 1998, no. 01, 30. Januar 1998 (1998-01-30) & JP 09 242632 A (MITSUBISHI MOTORS CORP), 16. September 1997 (1997-09-16) * |
PATENT ABSTRACTS OF JAPAN vol. 1998, no. 09, 31. Juli 1998 (1998-07-31) & JP 10 089178 A (ZEXEL CORP), 7. April 1998 (1998-04-07) * |
PATENT ABSTRACTS OF JAPAN vol. 1998, no. 11, 30. September 1998 (1998-09-30) & JP 10 153153 A (SUZUKI MOTOR CORP), 9. Juni 1998 (1998-06-09) * |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2004040118A1 (de) * | 2002-10-17 | 2004-05-13 | Robert Bosch Gmbh | Kraftstoffeinspritzeinrichtung mit druckübersetzer und fördermengenreduziertem niederdruckkreis |
US7219659B2 (en) | 2002-10-17 | 2007-05-22 | Robert Bosch Gmbh | Fuel injection system comprising a pressure intensifier and a delivery rate-reduced low-pressure circuit |
EP1566536A1 (de) * | 2004-02-18 | 2005-08-24 | TI Automotive (Neuss) GmbH | Kraftstoffversorgungssystem und Verfahren zur Regelung der Kraftstoffversorgung |
US7278404B2 (en) | 2004-02-18 | 2007-10-09 | Ti Automotive (Neuss) Gmbh | Fuel supply system and a method for controlling the fuel supply |
GB2507747A (en) * | 2012-11-07 | 2014-05-14 | Perkins Engines Co Ltd | Pump assembly for a fuel injection system; non-return valve |
GB2507747B (en) * | 2012-11-07 | 2014-10-08 | Perkins Engines Co Ltd | A pump assembly and a valve |
Also Published As
Publication number | Publication date |
---|---|
EP1152142B1 (de) | 2004-01-21 |
DE50101343D1 (de) | 2004-02-26 |
DE10021869A1 (de) | 2001-11-08 |
EP1152142A3 (de) | 2003-02-12 |
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