MXPA04004484A - Inyector de comabustible con pasaje de combustible a presion elevada controlado. - Google Patents

Inyector de comabustible con pasaje de combustible a presion elevada controlado.

Info

Publication number
MXPA04004484A
MXPA04004484A MXPA04004484A MXPA04004484A MXPA04004484A MX PA04004484 A MXPA04004484 A MX PA04004484A MX PA04004484 A MXPA04004484 A MX PA04004484A MX PA04004484 A MXPA04004484 A MX PA04004484A MX PA04004484 A MXPA04004484 A MX PA04004484A
Authority
MX
Mexico
Prior art keywords
fuel
fuel passage
intensifier
injector
passage
Prior art date
Application number
MXPA04004484A
Other languages
English (en)
Inventor
Lei Ning
Original Assignee
Int Engine Intellectual Prop
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 Int Engine Intellectual Prop filed Critical Int Engine Intellectual Prop
Publication of MXPA04004484A publication Critical patent/MXPA04004484A/es

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
    • 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
    • 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
    • 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
    • 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
    • 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
    • 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
    • F02M63/0007—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 electrically actuated 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
    • F02M63/02—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

Abstract

Una unidad de inyector (50) de combustible, el inyector (50) preparando internamente el combustible durante un evento de inyeccion a una presion suficiente para inyeccion por medio de un intensificador (84) impulsado por un fluido de accionamiento de no combustible a presion llevado a portillo selectivamente al intensificador (84), incluye un controlado (300) selectivamente accionable interpuesto en un pasaje (74) de combustible, el pasaje (74) de combustible efectuando la comunicacion del fluido entre una camara de combustible de intensificador y una valvula (78) de aguja, el controlador (300) siendo desplazable entre una disposicion abierta y una cerrada para abrir y cerrar selectivamente el pasaje (74) de combustible durante el evento de inyeccion.
MXPA04004484A 2001-11-15 2002-11-06 Inyector de comabustible con pasaje de combustible a presion elevada controlado. MXPA04004484A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/002,937 US6868831B2 (en) 1998-10-16 2001-11-15 Fuel injector with controlled high pressure fuel passage
PCT/US2002/035679 WO2003044359A1 (en) 2001-11-15 2002-11-06 Fuel injector with controlled high pressure fuel passage

Publications (1)

Publication Number Publication Date
MXPA04004484A true MXPA04004484A (es) 2004-08-11

Family

ID=21703276

Family Applications (1)

Application Number Title Priority Date Filing Date
MXPA04004484A MXPA04004484A (es) 2001-11-15 2002-11-06 Inyector de comabustible con pasaje de combustible a presion elevada controlado.

Country Status (9)

Country Link
US (1) US6868831B2 (es)
EP (1) EP1444433A1 (es)
JP (1) JP2005534839A (es)
KR (1) KR100941794B1 (es)
AU (1) AU2002340399A1 (es)
BR (1) BR0214108A (es)
CA (1) CA2466741A1 (es)
MX (1) MXPA04004484A (es)
WO (1) WO2003044359A1 (es)

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ATE526501T1 (de) * 2000-07-10 2011-10-15 Mitsubishi Heavy Ind Ltd Brennstoffeinspritzvorrichtung
DE10060089A1 (de) * 2000-12-02 2002-06-20 Bosch Gmbh Robert Kraftstoffeinspritzeinrichtung
US7032574B2 (en) * 2003-03-24 2006-04-25 Sturman Industries, Inc. Multi-stage intensifiers adapted for pressurized fluid injectors
US20050034709A1 (en) * 2003-08-12 2005-02-17 Ulrich Augustin Fuel injector and assembly
US20050034707A1 (en) * 2003-08-12 2005-02-17 Ulrich Augustin Control valve for fuel injector and method of use
JP3997983B2 (ja) * 2003-11-10 2007-10-24 株式会社デンソー 圧電素子駆動による３方向切替弁およびその３方向切替弁を用いた燃料噴射弁
US20070266994A1 (en) * 2004-01-25 2007-11-22 Mazrek Ltd. Hydraulically Driven Pump-Injector for Internal Compustion Engines with Hydromechanical Return Device of the Power Piston
US7568633B2 (en) * 2005-01-13 2009-08-04 Sturman Digital Systems, Llc Digital fuel injector, injection and hydraulic valve actuation module and engine and high pressure pump methods and apparatus
US7066151B1 (en) * 2005-04-07 2006-06-27 Robert Bosch Gmbh Fuel injector with spill chamber
US7293547B2 (en) * 2005-10-03 2007-11-13 Caterpillar Inc. Fuel injection system including a flow control valve separate from a fuel injector
AR058290A1 (es) * 2005-12-12 2008-01-30 Glaxo Group Ltd Dispensador de medicamento
CN102278248B (zh) * 2007-05-09 2013-08-28 斯德曼数字系统公司 具有主动针控制器的多级增强型喷射器的喷射方法
US7980224B2 (en) * 2008-02-05 2011-07-19 Caterpillar Inc. Two wire intensified common rail fuel system
US20090321536A1 (en) * 2008-06-30 2009-12-31 Caterpillar Inc. Piston having channel extending through piston head
US7578283B1 (en) 2008-06-30 2009-08-25 Caterpillar Inc. System for selectively increasing fuel pressure in a fuel injection system
US20100012745A1 (en) * 2008-07-15 2010-01-21 Sturman Digital Systems, Llc Fuel Injectors with Intensified Fuel Storage and Methods of Operating an Engine Therewith
US20110100325A1 (en) * 2009-11-02 2011-05-05 International Engine Intellectual Property Company, Llc Three-way throttle valve
US8205598B2 (en) * 2010-02-08 2012-06-26 International Engine Intellectual Property Company, Llc Fuel injector nozzle
US20120205469A1 (en) * 2010-08-16 2012-08-16 International Engine Intellectual Property Company Llc Dual Mode Fuel Injector
US8444070B2 (en) * 2011-01-21 2013-05-21 International Engine Intellectual Property Company, Llc Electric-actuated control valve of a unit fuel injector
US9359962B2 (en) 2012-04-25 2016-06-07 International Engine Intellectual Property Company, Llc Engine braking
US9181890B2 (en) 2012-11-19 2015-11-10 Sturman Digital Systems, Llc Methods of operation of fuel injectors with intensified fuel storage
BR112015032792B1 (pt) * 2013-07-01 2022-01-11 Volvo Truck Corporation Sistema de injeção hidráulico e veículo compreendendo o sistema de injeção hidráulico
DK178674B1 (en) * 2015-03-20 2016-10-24 Man Diesel & Turbo Filial Af Man Diesel & Turbo Se Tyskland Fuel valve for injecting a low flashpoint fuel into a combustion chamber of a large self-igniting turbocharged two-stroke internal combustion engine
DK178656B1 (en) * 2015-03-20 2016-10-17 Man Diesel & Turbo Filial Af Man Diesel & Turbo Se Tyskland Fuel valve for injecting a low flashpoint fuel into a combustion chamber of a large self-igniting turbocharged two-stroke internal combustion engine
CN109973270B (zh) * 2019-05-21 2023-11-10 重油高科电控燃油喷射系统(重庆)有限公司 用于电控喷油器的控制阀偶件
US11401884B2 (en) * 2020-03-20 2022-08-02 Caterpillar Inc. Methods and systems for controlling a fueling strategy for internal combustion engines

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Publication number Priority date Publication date Assignee Title
JPS5917074A (ja) * 1982-07-16 1984-01-28 Hitachi Constr Mach Co Ltd ロジツク弁
GB8417863D0 (en) * 1984-07-13 1984-08-15 Lucas Ind Plc Fuel pumping apparatus
US5605134A (en) * 1995-04-13 1997-02-25 Martin; Tiby M. High pressure electronic common rail fuel injector and method of controlling a fuel injection event
US5651345A (en) * 1995-06-02 1997-07-29 Caterpillar Inc. Direct operated check HEUI injector
US5526791A (en) * 1995-06-07 1996-06-18 Diesel Technology Company High-pressure electromagnetic fuel injector
US5862792A (en) * 1996-02-28 1999-01-26 Paul; Marius A. Self-injection system
DE19706469A1 (de) * 1997-02-19 1998-08-27 Daimler Benz Ag Speichereinspritzsystem für eine mehrzylindrige Brennkraftmaschine mit magnetventilgesteuerten Kraftstoffeinspritzventilen
US5931139A (en) * 1997-10-14 1999-08-03 Caterpillar Inc. Mechanically-enabled hydraulically-actuated electronically-controlled fuel injection system
US5906351A (en) * 1997-12-19 1999-05-25 Caterpillar Inc. Integrated electrohydraulic actuator
US6119960A (en) * 1998-05-07 2000-09-19 Caterpillar Inc. Solenoid actuated valve and fuel injector using same
US6029632A (en) * 1998-07-21 2000-02-29 Daimlerchrysler Ag Fuel injector with magnetic valve control for a multicylinder internal combustion engine with direct fuel injection
DE19910970A1 (de) 1999-03-12 2000-09-28 Bosch Gmbh Robert Kraftstoffeinspritzeinrichtung

Also Published As

Publication number Publication date
US20020053340A1 (en) 2002-05-09
KR20040063934A (ko) 2004-07-14
US6868831B2 (en) 2005-03-22
BR0214108A (pt) 2006-05-23
WO2003044359A1 (en) 2003-05-30
CA2466741A1 (en) 2003-05-30
JP2005534839A (ja) 2005-11-17
EP1444433A1 (en) 2004-08-11
AU2002340399A1 (en) 2003-06-10
KR100941794B1 (ko) 2010-02-10

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