GB2324343B - Fuel-injection device providing a pre-injection and main injection procedure in an internal combustion engine - Google Patents

Fuel-injection device providing a pre-injection and main injection procedure in an internal combustion engine

Info

Publication number
GB2324343B
GB2324343B GB9806938A GB9806938A GB2324343B GB 2324343 B GB2324343 B GB 2324343B GB 9806938 A GB9806938 A GB 9806938A GB 9806938 A GB9806938 A GB 9806938A GB 2324343 B GB2324343 B GB 2324343B
Authority
GB
United Kingdom
Prior art keywords
injection
fuel
combustion engine
internal combustion
device providing
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
Application number
GB9806938A
Other versions
GB2324343A (en
GB9806938D0 (en
Inventor
Jaroslaw Hlousek
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 GB9806938D0 publication Critical patent/GB9806938D0/en
Publication of GB2324343A publication Critical patent/GB2324343A/en
Application granted granted Critical
Publication of GB2324343B publication Critical patent/GB2324343B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • F02M59/466—Electrically operated valves, e.g. using electromagnetic or piezoelectric operating means
    • 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
    • F02M43/00—Fuel-injection apparatus operating simultaneously on two or more fuels, or on a liquid fuel and another liquid, e.g. the other liquid being an anti-knock additive
    • F02M43/02—Pumps peculiar thereto
    • 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
    • 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
    • F02M45/06—Pumps peculiar thereto
    • 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
    • F02M59/02—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type
    • F02M59/10—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type characterised by the piston-drive
    • F02M59/105—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type characterised by the piston-drive hydraulic drive
    • 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
    • F02M45/08—Injectors peculiar thereto
    • F02M45/086—Having more than one injection-valve controlling discharge orifices

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Physics & Mathematics (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Fluid-Driven Valves (AREA)
  • Multiple-Way Valves (AREA)
  • Magnetically Actuated Valves (AREA)
GB9806938A 1997-04-18 1998-03-31 Fuel-injection device providing a pre-injection and main injection procedure in an internal combustion engine Expired - Fee Related GB2324343B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1997116221 DE19716221B4 (en) 1997-04-18 1997-04-18 Fuel injection device with pre-injection and main injection in internal combustion engines, in particular for hard to ignite fuels

Publications (3)

Publication Number Publication Date
GB9806938D0 GB9806938D0 (en) 1998-05-27
GB2324343A GB2324343A (en) 1998-10-21
GB2324343B true GB2324343B (en) 1999-08-04

Family

ID=7826890

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9806938A Expired - Fee Related GB2324343B (en) 1997-04-18 1998-03-31 Fuel-injection device providing a pre-injection and main injection procedure in an internal combustion engine

Country Status (4)

Country Link
JP (1) JPH10299601A (en)
DE (1) DE19716221B4 (en)
FR (1) FR2762362B1 (en)
GB (1) GB2324343B (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105351132A (en) * 2015-12-11 2016-02-24 中国北方发动机研究所(天津) Piston structured supercharging device
CN105351130A (en) * 2015-11-27 2016-02-24 哈尔滨工程大学 Pressurization no-leakage piezoelectric control type gas injection device
CN105508082A (en) * 2015-11-27 2016-04-20 哈尔滨工程大学 Pressurized leakage-free electromagnetically-controlled gas injection device

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19910970A1 (en) * 1999-03-12 2000-09-28 Bosch Gmbh Robert Fuel injector
DE19934354C1 (en) * 1999-07-22 2000-12-07 Bosch Gmbh Robert Fuel injection system for i.c. engine has high pressure fuel reservoir supplying fuel injection jets coupled to converter for providing high pressure working medium, e.g. for hydraulic valve control
DE19939428A1 (en) * 1999-08-20 2001-03-01 Bosch Gmbh Robert Method and device for performing a fuel injection
DE19939423A1 (en) 1999-08-20 2001-03-01 Bosch Gmbh Robert Fuel injection system for an internal combustion engine
DE19946842C2 (en) * 1999-09-30 2001-08-23 Bosch Gmbh Robert high pressure pump
DE19948464A1 (en) * 1999-10-08 2001-04-12 Bosch Gmbh Robert Common rail fuel injection system
DE10002702A1 (en) * 2000-01-22 2001-08-02 Bosch Gmbh Robert Valve for controlling liquids
DE10031278A1 (en) * 2000-06-27 2002-01-17 Bosch Gmbh Robert Fuel injection device for internal combustion engines
DE10031733A1 (en) * 2000-06-29 2002-01-17 Bosch Gmbh Robert Common Rail System
DE10053903A1 (en) * 2000-10-31 2002-05-29 Bosch Gmbh Robert Stroke and pressure controlled injector with double slide
EP1598546B1 (en) * 2004-05-17 2008-04-30 Ford Global Technologies, LLC Fuel Rail Component
US8616177B2 (en) * 2010-02-11 2013-12-31 Wisconsin Alumni Research Foundation Engine combustion control via fuel reactivity stratification
SE534977C2 (en) 2010-06-22 2012-03-06 Scania Cv Ab Injection unit for injecting a first fuel and a second fuel into a combustion chamber
WO2017174118A1 (en) 2016-04-05 2017-10-12 Befinal Gmbh Fuel exchange and fuel delivery system for fuel installations
DE102019103428A1 (en) 2019-02-12 2020-08-13 Woodward L'orange Gmbh Actuation of several gas needles with a 3/2 pilot valve

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4520774A (en) * 1983-08-26 1985-06-04 Robert Bosch Gmbh Fuel injection apparatus with pilot injection and main injection in internal combustion engines
EP0622573A1 (en) * 1993-03-31 1994-11-02 Cummins Engine Company, Inc. Compact pin-within-a-sleeve three-way valve
EP0643221A1 (en) * 1993-09-14 1995-03-15 Lucas Industries Public Limited Company Fuel Supply Apparatus
EP0816671A1 (en) * 1996-07-01 1998-01-07 Perkins Limited An electro-magnetically operated valve

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3151293A1 (en) * 1981-12-24 1983-07-07 Robert Bosch Gmbh, 7000 Stuttgart FUEL INJECTION SYSTEM FOR DIRECT FUEL INJECTION IN COMBUSTION ENGINES
US4550744A (en) * 1982-11-16 1985-11-05 Nippon Soken, Inc. Piezoelectric hydraulic control valve
CH671073A5 (en) * 1986-09-09 1989-07-31 Nova Werke Ag
US5241935A (en) * 1988-02-03 1993-09-07 Servojet Electronic Systems, Ltd. Accumulator fuel injection system

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4520774A (en) * 1983-08-26 1985-06-04 Robert Bosch Gmbh Fuel injection apparatus with pilot injection and main injection in internal combustion engines
EP0622573A1 (en) * 1993-03-31 1994-11-02 Cummins Engine Company, Inc. Compact pin-within-a-sleeve three-way valve
EP0643221A1 (en) * 1993-09-14 1995-03-15 Lucas Industries Public Limited Company Fuel Supply Apparatus
EP0816671A1 (en) * 1996-07-01 1998-01-07 Perkins Limited An electro-magnetically operated valve

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105351130A (en) * 2015-11-27 2016-02-24 哈尔滨工程大学 Pressurization no-leakage piezoelectric control type gas injection device
CN105508082A (en) * 2015-11-27 2016-04-20 哈尔滨工程大学 Pressurized leakage-free electromagnetically-controlled gas injection device
CN105508082B (en) * 2015-11-27 2018-07-24 哈尔滨工程大学 It is pressurized No leakage electromagnetic control type fuel gas ejecting device
CN105351130B (en) * 2015-11-27 2018-07-31 哈尔滨工程大学 It is pressurized No leakage voltage control standard fuel gas ejecting device
CN105351132A (en) * 2015-12-11 2016-02-24 中国北方发动机研究所(天津) Piston structured supercharging device

Also Published As

Publication number Publication date
DE19716221B4 (en) 2007-06-21
DE19716221A1 (en) 1998-10-22
JPH10299601A (en) 1998-11-10
FR2762362A1 (en) 1998-10-23
GB2324343A (en) 1998-10-21
GB9806938D0 (en) 1998-05-27
FR2762362B1 (en) 2005-05-27

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20070331