WO2000039452A2 - Kraftstoffeinspritzanlage - Google Patents
Kraftstoffeinspritzanlage Download PDFInfo
- Publication number
- WO2000039452A2 WO2000039452A2 PCT/DE1999/003661 DE9903661W WO0039452A2 WO 2000039452 A2 WO2000039452 A2 WO 2000039452A2 DE 9903661 W DE9903661 W DE 9903661W WO 0039452 A2 WO0039452 A2 WO 0039452A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- fuel
- injection
- pressure
- valve
- line
- Prior art date
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
-
- 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
- F02M63/0012—Valves
- F02M63/0014—Valves characterised by the valve actuating means
- F02M63/0015—Valves characterised by the valve actuating means electrical, e.g. using solenoid
- F02M63/0026—Valves characterised by the valve actuating means electrical, e.g. using solenoid using piezoelectric or magnetostrictive actuators
-
- 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
- F02M47/00—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure
- F02M47/02—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure of accumulator-injector type, i.e. having fuel pressure of accumulator tending to open, and fuel pressure in other chamber tending to close, injection valves and having means for periodically releasing that closing pressure
- F02M47/027—Electrically actuated valves draining the chamber to release the closing pressure
-
- 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
- F02M63/0205—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 for cutting-out pumps or injectors in case of abnormal operation of the engine or the injection apparatus, e.g. over-speed, break-down of fuel pumps or injectors ; for cutting-out pumps for stopping the engine
-
- 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
- F02M2200/70—Linkage between actuator and actuated element, e.g. between piezoelectric actuator and needle valve or pump plunger
- F02M2200/703—Linkage between actuator and actuated element, e.g. between piezoelectric actuator and needle valve or pump plunger hydraulic
-
- 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
- F02M2547/00—Special features for fuel-injection valves actuated by fluid pressure
- F02M2547/003—Valve inserts containing control chamber and valve piston
Definitions
- the invention relates to a fuel injection system for an internal combustion engine having at least one cylinder.
- DE 197 09 794 A1 describes an injection unit in which an injection valve is axially adjustable, which has a valve needle and a piston connected to the drive, the valve needle is arranged between an injection nozzle opening into a combustion chamber of the cylinder and a nozzle feed line communicating with the high-pressure fuel supply, and the piston at one end facing away from the valve needle with a closing surface in a closing pressure chamber and at one of the
- the fuel injection system according to the invention with the features of claim 1 has the advantage over that the fuel can be narrowed to a minimum, so that the flow limiting valve responds earlier, thereby improving the protection of the internal combustion engine from damage.
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Fuel-Injection Apparatus (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP99960917A EP1097303A2 (de) | 1998-12-28 | 1999-11-18 | Kraftstoffeinspritzanlage |
US09/623,355 US6374802B1 (en) | 1998-12-28 | 1999-11-18 | Fuel injection system |
KR1020007009451A KR20010041338A (ko) | 1998-12-28 | 1999-11-18 | 연료 분사 장치 |
JP2000591324A JP2002533614A (ja) | 1998-12-28 | 1999-11-18 | 燃料噴射装置 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19860476.9 | 1998-12-28 | ||
DE19860476A DE19860476A1 (de) | 1998-12-28 | 1998-12-28 | Kraftstoffeinspritzanlage |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2000039452A2 true WO2000039452A2 (de) | 2000-07-06 |
WO2000039452A3 WO2000039452A3 (de) | 2001-03-08 |
Family
ID=7892962
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/DE1999/003661 WO2000039452A2 (de) | 1998-12-28 | 1999-11-18 | Kraftstoffeinspritzanlage |
Country Status (6)
Country | Link |
---|---|
US (1) | US6374802B1 (de) |
EP (1) | EP1097303A2 (de) |
JP (1) | JP2002533614A (de) |
KR (1) | KR20010041338A (de) |
DE (1) | DE19860476A1 (de) |
WO (1) | WO2000039452A2 (de) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10035724C2 (de) * | 2000-07-22 | 2002-09-26 | Orange Gmbh | Kraftstoffinjektor für eine Brennkraftmaschine |
FI114501B (fi) * | 2001-06-27 | 2004-10-29 | Waertsilae Finland Oy | Polttoainejärjestelmän virtausrajoitinventtiili |
DE10143423A1 (de) * | 2001-09-05 | 2003-05-08 | Bosch Gmbh Robert | Kraftstoffeinspritzsystem mit hydraulisch von der Zuleitung entkoppeltem Injektor |
US6837221B2 (en) * | 2001-12-11 | 2005-01-04 | Cummins Inc. | Fuel injector with feedback control |
DE10301194A1 (de) * | 2003-01-15 | 2004-07-29 | Robert Bosch Gmbh | Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine |
FI117643B (fi) * | 2003-01-15 | 2006-12-29 | Waertsilae Finland Oy | Järjestely polttoaineen syöttölaitteistossa |
DE102006027614B4 (de) * | 2006-06-13 | 2009-02-05 | L'orange Gmbh | Einspritzinjektor für Brennkraftmaschinen |
JP4939488B2 (ja) * | 2008-07-08 | 2012-05-23 | 三菱重工業株式会社 | 蓄圧式燃料噴射装置の燃料噴射弁装置および燃料噴射弁構造 |
AT512277B1 (de) * | 2012-04-10 | 2013-07-15 | Bosch Gmbh Robert | Injektor eines modularen Common-Rail-Kraftstoffeinspritzsystems mit Durchflussbegrenzer |
AT512162B1 (de) * | 2012-05-08 | 2013-06-15 | Bosch Gmbh Robert | Verschlussbolzen mit Durchflussbegrenzer |
US9234488B2 (en) * | 2013-03-07 | 2016-01-12 | Caterpillar Inc. | Quill connector for fuel system and method |
DE102015220028A1 (de) * | 2015-10-15 | 2017-04-20 | Robert Bosch Gmbh | Durchflussbegrenzer für einen Injektor |
DE102019121549A1 (de) * | 2019-08-09 | 2021-02-11 | Liebherr-Components Deggendorf Gmbh | Durchflussbegrenzer für ein Kraftstoffeinspritzsystem sowie Kraftstoffeinspritzsystem |
DE102020124511A1 (de) | 2020-09-21 | 2022-03-24 | Liebherr-Components Deggendorf Gmbh | Durchflussbegrenzer für ein Kraftstoffeinspritzsystem sowie Kraftstoffeinspritzsystem mit einem Durchflussbegrenzer |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3481542A (en) * | 1967-03-22 | 1969-12-02 | Sopromi Soc Proc Modern Inject | Safety device for electromagnetic fuel-injection spray nozzles for internal combustion engines |
US3780716A (en) * | 1971-02-19 | 1973-12-25 | Cav Ltd | Fuel injection systems |
GB2049885A (en) * | 1979-05-05 | 1980-12-31 | Maschf Augsburg Nuernberg Ag | Fuel injection device for an internal combustion engine |
GB2051229A (en) * | 1979-06-01 | 1981-01-14 | Maschf Augsburg Nuernberg Ag | Fuel Injection Device for an Internal Combustion Engine |
DE4414242A1 (de) * | 1994-04-23 | 1995-10-26 | Bosch Gmbh Robert | Kraftstoffeinspritzeinrichtung für Brennkraftmaschinen |
DE19621021A1 (de) * | 1996-05-24 | 1997-10-02 | Daimler Benz Ag | Durchflußmengenbegrenzer in einer Kraftstoffeinspritzanlage einer Brennkraftmaschine |
DE19709794A1 (de) * | 1997-03-10 | 1998-09-17 | Bosch Gmbh Robert | Ventil zum Steuern von Flüssigkeiten |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69218326T2 (de) * | 1991-01-14 | 1997-08-28 | Denso Corp | Druckakkumulier-kraftstoffeinspritzvorrichtung |
DE4335171C1 (de) * | 1993-10-15 | 1995-05-04 | Daimler Benz Ag | Kraftstoffeinspritzanlage für eine mehrzylindrige Dieselbrennkraftmaschine |
DE19651671C2 (de) * | 1996-12-12 | 2001-10-04 | Daimler Chrysler Ag | Steuerung einer Einspritzanlage für eine mehrzylindrige Brennkraftmaschine |
DE19706694C2 (de) * | 1997-02-20 | 2001-10-11 | Daimler Chrysler Ag | Steuerung einer Einspritzanlage für eine mehrzylindrige Brennkraftmaschine |
DE19860468A1 (de) * | 1998-12-28 | 2000-07-06 | Bosch Gmbh Robert | Kraftstoffeinspritzanlage |
-
1998
- 1998-12-28 DE DE19860476A patent/DE19860476A1/de not_active Withdrawn
-
1999
- 1999-11-18 JP JP2000591324A patent/JP2002533614A/ja active Pending
- 1999-11-18 EP EP99960917A patent/EP1097303A2/de not_active Withdrawn
- 1999-11-18 WO PCT/DE1999/003661 patent/WO2000039452A2/de not_active Application Discontinuation
- 1999-11-18 US US09/623,355 patent/US6374802B1/en not_active Expired - Fee Related
- 1999-11-18 KR KR1020007009451A patent/KR20010041338A/ko not_active Application Discontinuation
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3481542A (en) * | 1967-03-22 | 1969-12-02 | Sopromi Soc Proc Modern Inject | Safety device for electromagnetic fuel-injection spray nozzles for internal combustion engines |
US3780716A (en) * | 1971-02-19 | 1973-12-25 | Cav Ltd | Fuel injection systems |
GB2049885A (en) * | 1979-05-05 | 1980-12-31 | Maschf Augsburg Nuernberg Ag | Fuel injection device for an internal combustion engine |
GB2051229A (en) * | 1979-06-01 | 1981-01-14 | Maschf Augsburg Nuernberg Ag | Fuel Injection Device for an Internal Combustion Engine |
DE4414242A1 (de) * | 1994-04-23 | 1995-10-26 | Bosch Gmbh Robert | Kraftstoffeinspritzeinrichtung für Brennkraftmaschinen |
DE19621021A1 (de) * | 1996-05-24 | 1997-10-02 | Daimler Benz Ag | Durchflußmengenbegrenzer in einer Kraftstoffeinspritzanlage einer Brennkraftmaschine |
DE19709794A1 (de) * | 1997-03-10 | 1998-09-17 | Bosch Gmbh Robert | Ventil zum Steuern von Flüssigkeiten |
Also Published As
Publication number | Publication date |
---|---|
KR20010041338A (ko) | 2001-05-15 |
DE19860476A1 (de) | 2000-07-06 |
EP1097303A2 (de) | 2001-05-09 |
JP2002533614A (ja) | 2002-10-08 |
WO2000039452A3 (de) | 2001-03-08 |
US6374802B1 (en) | 2002-04-23 |
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