DE50212423D1 - Fuel injection system - Google Patents
Fuel injection systemInfo
- Publication number
- DE50212423D1 DE50212423D1 DE50212423T DE50212423T DE50212423D1 DE 50212423 D1 DE50212423 D1 DE 50212423D1 DE 50212423 T DE50212423 T DE 50212423T DE 50212423 T DE50212423 T DE 50212423T DE 50212423 D1 DE50212423 D1 DE 50212423D1
- Authority
- DE
- Germany
- Prior art keywords
- fuel injection
- injection system
- fuel
- injection
- 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 - Lifetime
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
- F02M57/00—Fuel-injectors combined or associated with other devices
- F02M57/02—Injectors structurally combined with fuel-injection pumps
- F02M57/022—Injectors structurally combined with fuel-injection pumps characterised by the pump drive
- F02M57/023—Injectors structurally combined with fuel-injection pumps characterised by the pump drive mechanical
-
- 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
- F02M45/00—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship
- F02M45/02—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts
-
- 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
- F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
- F02M55/02—Conduits between injection pumps and injectors, e.g. conduits between pump and common-rail or conduits between common-rail and injectors
-
- 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
- F02M57/00—Fuel-injectors combined or associated with other devices
- F02M57/02—Injectors structurally combined with fuel-injection pumps
-
- 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
- F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
- F02M59/20—Varying fuel delivery in quantity or timing
- F02M59/36—Varying fuel delivery in quantity or timing by variably-timed valves controlling fuel passages to pumping elements or overflow passages
- F02M59/366—Valves being actuated electrically
-
- 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
- F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
- F02M59/44—Details, components parts, or accessories not provided for in, or of interest apart from, the apparatus of groups F02M59/02 - F02M59/42; Pumps having transducers, e.g. to measure displacement of pump rack or piston
- F02M59/46—Valves
- F02M59/462—Delivery valves
-
- 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
- F02M63/0003—Fuel-injection apparatus having a cyclically-operated valve for connecting a pressure source, e.g. constant pressure pump or accumulator, to an injection valve held closed mechanically, e.g. by springs, and automatically opened by fuel 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
- F02M63/0003—Fuel-injection apparatus having a cyclically-operated valve for connecting a pressure source, e.g. constant pressure pump or accumulator, to an injection valve held closed mechanically, e.g. by springs, and automatically opened by fuel pressure
- F02M63/0005—Fuel-injection apparatus having a cyclically-operated valve for connecting a pressure source, e.g. constant pressure pump or accumulator, to an injection valve held closed mechanically, e.g. by springs, and automatically opened by fuel pressure using valves actuated by fluid 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
- F02M63/0225—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
- F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
- F02M2200/40—Fuel-injection apparatus with fuel accumulators, e.g. a fuel injector having an integrated fuel accumulator
-
- 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
- F02M45/00—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship
- F02M45/02—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts
- F02M45/04—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts with a small initial part, e.g. initial part for partial load and initial and main part for full load
-
- 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
- F02M45/00—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship
- F02M45/12—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship providing a continuous cyclic delivery with variable pressure
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)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE50212423T DE50212423D1 (en) | 2001-07-05 | 2002-05-25 | Fuel injection system |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2001132732 DE10132732A1 (en) | 2001-07-05 | 2001-07-05 | Fuel injection system |
DE50212423T DE50212423D1 (en) | 2001-07-05 | 2002-05-25 | Fuel injection system |
Publications (1)
Publication Number | Publication Date |
---|---|
DE50212423D1 true DE50212423D1 (en) | 2008-08-14 |
Family
ID=7690798
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE2001132732 Ceased DE10132732A1 (en) | 2001-07-05 | 2001-07-05 | Fuel injection system |
DE50212423T Expired - Lifetime DE50212423D1 (en) | 2001-07-05 | 2002-05-25 | Fuel injection system |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE2001132732 Ceased DE10132732A1 (en) | 2001-07-05 | 2001-07-05 | Fuel injection system |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP1273797B1 (en) |
JP (1) | JP3887583B2 (en) |
DE (2) | DE10132732A1 (en) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1359316B1 (en) * | 2002-05-03 | 2007-04-18 | Delphi Technologies, Inc. | Fuel injection system |
DE10301194A1 (en) * | 2003-01-15 | 2004-07-29 | Robert Bosch Gmbh | Fuel injection device for an internal combustion engine (ICE) has a high-pressure fuel pump linked to a fuel injection valve for each cylinder in the ICE |
FR2871197B1 (en) * | 2004-06-04 | 2006-07-28 | Renault V I Sa | PUMP INJECTOR |
DE102004028886A1 (en) * | 2004-06-15 | 2006-01-05 | Robert Bosch Gmbh | Fuel injection system |
FR2872224A1 (en) * | 2004-06-29 | 2005-12-30 | Renault Sas | Fuel injection device for e.g. diesel engine, has auxiliary fuel inlet duct with shutter driven from closing position towards releasing position when pressure of fuel in main fuel inlet ducts is lower than pressure in auxiliary duct |
DE102004037538A1 (en) * | 2004-08-03 | 2006-02-23 | Robert Bosch Gmbh | Method and device for reducing the rail pressure in a common rail injection system |
ATE394592T1 (en) * | 2004-11-12 | 2008-05-15 | Fiat Ricerche | A BATTERY VOLUME FUEL INJECTION SYSTEM FOR AN INTERNAL COMBUSTION ENGINE |
CN101223352B (en) * | 2005-07-18 | 2010-12-08 | 甘瑟-许德罗玛格股份公司 | Accumulator injection system for an internal combustion engine |
US7398763B2 (en) | 2005-11-09 | 2008-07-15 | Caterpillar Inc. | Multi-source fuel system for variable pressure injection |
EP2004986B1 (en) * | 2006-03-30 | 2012-01-18 | Volvo Lastvagnar AB | Fuel injection system |
US7353800B2 (en) | 2006-05-24 | 2008-04-08 | Caterpillar Inc. | Multi-source fuel system having grouped injector pressure control |
US7392791B2 (en) | 2006-05-31 | 2008-07-01 | Caterpillar Inc. | Multi-source fuel system for variable pressure injection |
US7431017B2 (en) | 2006-05-24 | 2008-10-07 | Caterpillar Inc. | Multi-source fuel system having closed loop pressure control |
GB0614537D0 (en) * | 2006-07-21 | 2006-08-30 | Delphi Tech Inc | Fuel Injection System |
DE102008051931A1 (en) | 2008-10-16 | 2010-04-22 | Continental Automotive Gmbh | Injection system for an internal combustion engine |
CN102900576A (en) * | 2012-10-22 | 2013-01-30 | 哈尔滨工程大学 | Electric control common rail oil injection system with two-stage supercharging piston |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19910970A1 (en) * | 1999-03-12 | 2000-09-28 | Bosch Gmbh Robert | Fuel injector |
DE19939419A1 (en) * | 1999-08-20 | 2001-03-01 | Bosch Gmbh Robert | Fuel injector |
DE19939429A1 (en) * | 1999-08-20 | 2001-03-01 | Bosch Gmbh Robert | Fuel injector |
DE19939428A1 (en) * | 1999-08-20 | 2001-03-01 | Bosch Gmbh Robert | Method and device for performing a fuel injection |
-
2001
- 2001-07-05 DE DE2001132732 patent/DE10132732A1/en not_active Ceased
-
2002
- 2002-05-25 DE DE50212423T patent/DE50212423D1/en not_active Expired - Lifetime
- 2002-05-25 EP EP20020011711 patent/EP1273797B1/en not_active Expired - Lifetime
- 2002-07-02 JP JP2002193373A patent/JP3887583B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE10132732A1 (en) | 2003-01-23 |
JP3887583B2 (en) | 2007-02-28 |
JP2003042040A (en) | 2003-02-13 |
EP1273797A3 (en) | 2005-01-19 |
EP1273797A2 (en) | 2003-01-08 |
EP1273797B1 (en) | 2008-07-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |