DE69816048D1 - Verfahren zur abgabe einer kleinen menge von brennstoff mit einer hydraulisch betätigten einspritzvorrichtung während getrennter einspritzung - Google Patents

Verfahren zur abgabe einer kleinen menge von brennstoff mit einer hydraulisch betätigten einspritzvorrichtung während getrennter einspritzung

Info

Publication number
DE69816048D1
DE69816048D1 DE69816048T DE69816048T DE69816048D1 DE 69816048 D1 DE69816048 D1 DE 69816048D1 DE 69816048 T DE69816048 T DE 69816048T DE 69816048 T DE69816048 T DE 69816048T DE 69816048 D1 DE69816048 D1 DE 69816048D1
Authority
DE
Germany
Prior art keywords
dispensing
fuel
small amount
hydraulically actuated
separate 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 - Fee Related
Application number
DE69816048T
Other languages
English (en)
Other versions
DE69816048T2 (de
Inventor
G Mcgee
P Timmons
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.)
Caterpillar Inc
Original Assignee
Caterpillar Inc
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 Caterpillar Inc filed Critical Caterpillar Inc
Application granted granted Critical
Publication of DE69816048D1 publication Critical patent/DE69816048D1/de
Publication of DE69816048T2 publication Critical patent/DE69816048T2/de
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
    • 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
    • F02M57/025—Injectors structurally combined with fuel-injection pumps characterised by the pump drive hydraulic, e.g. with pressure amplification
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/30—Controlling fuel injection
    • F02D41/38—Controlling fuel injection of the high pressure type
    • F02D41/40—Controlling fuel injection of the high pressure type with means for controlling injection timing or duration
    • F02D41/402—Multiple injections
    • F02D41/403—Multiple injections with pilot injections
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/40—Engine management systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Fuel-Injection Apparatus (AREA)
DE69816048T 1997-12-18 1998-12-08 Verfahren zur abgabe einer kleinen menge von brennstoff mit einer hydraulisch betätigten einspritzvorrichtung während getrennter einspritzung Expired - Fee Related DE69816048T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/993,994 US5893347A (en) 1997-12-18 1997-12-18 Method for delivering a small quantity of fuel with a hydraulically-actuated injector during split injection
US993994 1997-12-18
PCT/US1998/025887 WO1999031380A1 (en) 1997-12-18 1998-12-08 Method for delivering a small quantity of fuel with a hydraulically-actuated injector during split injection

Publications (2)

Publication Number Publication Date
DE69816048D1 true DE69816048D1 (de) 2003-08-07
DE69816048T2 DE69816048T2 (de) 2004-05-19

Family

ID=25540167

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69816048T Expired - Fee Related DE69816048T2 (de) 1997-12-18 1998-12-08 Verfahren zur abgabe einer kleinen menge von brennstoff mit einer hydraulisch betätigten einspritzvorrichtung während getrennter einspritzung

Country Status (5)

Country Link
US (1) US5893347A (de)
EP (1) EP0970306B1 (de)
JP (1) JP4216349B2 (de)
DE (1) DE69816048T2 (de)
WO (1) WO1999031380A1 (de)

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* Cited by examiner, † Cited by third party
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US6173699B1 (en) * 1999-02-04 2001-01-16 Caterpillar Inc. Hydraulically-actuated fuel injector with electronically actuated spill valve
US6453874B1 (en) 2000-07-13 2002-09-24 Caterpillar Inc. Apparatus and method for controlling fuel injection signals during engine acceleration and deceleration
US6480781B1 (en) 2000-07-13 2002-11-12 Caterpillar Inc. Method and apparatus for trimming an internal combustion engine
US6415762B1 (en) 2000-07-13 2002-07-09 Caterpillar Inc. Accurate deliver of total fuel when two injection events are closely coupled
US6606974B1 (en) 2000-07-13 2003-08-19 Caterpillar Inc Partitioning of a governor fuel output into three separate fuel quantities in a stable manner
US6363315B1 (en) 2000-07-13 2002-03-26 Caterpillar Inc. Apparatus and method for protecting engine electronic circuitry from thermal damage
US6363314B1 (en) 2000-07-13 2002-03-26 Caterpillar Inc. Method and apparatus for trimming a fuel injector
US6705277B1 (en) 2000-07-13 2004-03-16 Caterpillar Inc Method and apparatus for delivering multiple fuel injections to the cylinder of an engine wherein the pilot fuel injection occurs during the intake stroke
US6371077B1 (en) 2000-07-13 2002-04-16 Caterpillar Inc. Waveform transitioning method and apparatus for multi-shot fuel systems
US6390082B1 (en) 2000-07-13 2002-05-21 Caterpillar Inc. Method and apparatus for controlling the current level of a fuel injector signal during sudden acceleration
US6386176B1 (en) 2000-07-13 2002-05-14 Caterpillar Inc. Method and apparatus for determining a start angle for a fuel injection associated with a fuel injection signal
US6450149B1 (en) 2000-07-13 2002-09-17 Caterpillar Inc. Method and apparatus for controlling overlap of two fuel shots in multi-shot fuel injection events
US6467452B1 (en) 2000-07-13 2002-10-22 Caterpillar Inc Method and apparatus for delivering multiple fuel injections to the cylinder of an internal combustion engine
US6378487B1 (en) 2000-09-01 2002-04-30 International Truck And Engine Corporation Method and apparatus for pre-pilot fuel injection in diesel internal combustion engines
US6516773B2 (en) 2001-05-03 2003-02-11 Caterpillar Inc Method and apparatus for adjusting the injection current duration of each fuel shot in a multiple fuel injection event to compensate for inherent injector delay
US6516783B2 (en) 2001-05-15 2003-02-11 Caterpillar Inc Camshaft apparatus and method for compensating for inherent injector delay in a multiple fuel injection event
US6705278B2 (en) 2001-06-26 2004-03-16 Caterpillar Inc Fuel injector with main shot and variable anchor delay
DE10141700A1 (de) * 2001-08-25 2003-03-06 Bosch Gmbh Robert Verfahren und Vorrichtung zur Steuerung der Kraftstoffzumessung in eine Brennkraftmaschine
DE102008042933B4 (de) * 2008-10-17 2016-06-16 Hyundai Motor Company Verfahren und Vorrichtung zum Dosieren von in einen Brennraum eines Verbrennungsmotors einzuspritzendem Kraftstoff
JP5809796B2 (ja) * 2010-11-30 2015-11-11 日立オートモティブシステムズ株式会社 内燃機関の燃料噴射制御装置
DE102011078482B4 (de) * 2011-06-30 2017-01-05 Continental Automotive Gmbh Verfahren und System zur Steuerung eines Kraftstoffinjektorsystems
US10072600B1 (en) 2017-03-08 2018-09-11 Ford Global Technologies, Llc Method and system for port fuel injection
US10352266B2 (en) * 2017-05-11 2019-07-16 Ford Global Technologies, Llc Method of fuel injection control in diesel engines

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE33270E (en) * 1982-09-16 1990-07-24 Bkm, Inc. Pressure-controlled fuel injection for internal combustion engines
US4922878A (en) * 1988-09-15 1990-05-08 Caterpillar Inc. Method and apparatus for controlling a solenoid operated fuel injector
JPH02153238A (ja) * 1988-12-02 1990-06-12 Mitsui Eng & Shipbuild Co Ltd 複式燃料ディーゼルエンジンの制御装置
JP2751571B2 (ja) * 1990-06-04 1998-05-18 トヨタ自動車株式会社 車両用内燃機関の燃料噴射装置
US5165373A (en) * 1991-05-24 1992-11-24 Cheng Dah Y Electro-thermal pulsed fuel injector and system
US5181494A (en) * 1991-10-11 1993-01-26 Caterpillar, Inc. Hydraulically-actuated electronically-controlled unit injector having stroke-controlled piston and methods of operation
US5176115A (en) * 1991-10-11 1993-01-05 Caterpillar Inc. Methods of operating a hydraulically-actuated electronically-controlled fuel injection system adapted for starting an engine
US5191867A (en) * 1991-10-11 1993-03-09 Caterpillar Inc. Hydraulically-actuated electronically-controlled unit injector fuel system having variable control of actuating fluid pressure
JP2765305B2 (ja) * 1991-10-25 1998-06-11 トヨタ自動車株式会社 内燃機関
US5402760A (en) * 1992-05-21 1995-04-04 Nippondenso Co., Ltd. Fuel injection control apparatus for internal combustion engine
US5357912A (en) * 1993-02-26 1994-10-25 Caterpillar Inc. Electronic control system and method for a hydraulically-actuated fuel injection system
US5492098A (en) * 1993-03-01 1996-02-20 Caterpillar Inc. Flexible injection rate shaping device for a hydraulically-actuated fuel injection system
US5564391A (en) * 1993-06-16 1996-10-15 Caterpillar Inc. Electronic control for a hydraulic-actuator unit injector fuel system and method for operating same
US5359883A (en) * 1993-08-16 1994-11-01 Caterpillar Inc. Apparatus and method for analyzing events for an internal combustion engine
JPH0777124A (ja) * 1993-09-09 1995-03-20 Zexel Corp パイロット噴射制御装置
US5669355A (en) * 1994-07-29 1997-09-23 Caterpillar Inc. Hydraulically-actuated fuel injector with direct control needle valve
US5697342A (en) * 1994-07-29 1997-12-16 Caterpillar Inc. Hydraulically-actuated fuel injector with direct control needle valve
US5687693A (en) * 1994-07-29 1997-11-18 Caterpillar Inc. Hydraulically-actuated fuel injector with direct control needle valve
US5463996A (en) * 1994-07-29 1995-11-07 Caterpillar Inc. Hydraulically-actuated fluid injector having pre-injection pressurizable fluid storage chamber and direct-operated check
US5477828A (en) * 1994-07-29 1995-12-26 Caterpillar Inc. Method for controlling a hydraulically-actuated fuel injection system
US5485820A (en) * 1994-09-02 1996-01-23 Navistar International Transportation Corp. Injection control pressure strategy
DE19536098C2 (de) * 1994-09-29 1997-09-18 Fuji Heavy Ind Ltd System und Verfahren zur Steuerung der Katalysatoraktivierung in einem Motor mit Kraftstoffdirekteinspritzung
US5492099A (en) * 1995-01-06 1996-02-20 Caterpillar Inc. Cylinder fault detection using rail pressure signal
JPH08312438A (ja) * 1995-05-12 1996-11-26 Yamaha Motor Co Ltd ２サイクルエンジンにおける燃料噴射方法及び燃料噴射制御装置
US5651345A (en) * 1995-06-02 1997-07-29 Caterpillar Inc. Direct operated check HEUI injector
US5717562A (en) * 1996-10-15 1998-02-10 Caterpillar Inc. Solenoid injector driver circuit
US5713328A (en) * 1997-03-31 1998-02-03 Ford Global Technologies, Inc. Spark ignited internal combustion engine with multiple event fuel injection

Also Published As

Publication number Publication date
DE69816048T2 (de) 2004-05-19
JP4216349B2 (ja) 2009-01-28
EP0970306A1 (de) 2000-01-12
JP2001512549A (ja) 2001-08-21
WO1999031380A1 (en) 1999-06-24
EP0970306B1 (de) 2003-07-02
US5893347A (en) 1999-04-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee