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DE60210764D1 - Direkt betätigtes kraftstoffeinspritzventil mit zusammengesetztem nadelventil - Google Patents

Direkt betätigtes kraftstoffeinspritzventil mit zusammengesetztem nadelventil

Info

Publication number
DE60210764D1
DE60210764D1 DE60210764T DE60210764T DE60210764D1 DE 60210764 D1 DE60210764 D1 DE 60210764D1 DE 60210764 T DE60210764 T DE 60210764T DE 60210764 T DE60210764 T DE 60210764T DE 60210764 D1 DE60210764 D1 DE 60210764D1
Authority
DE
Germany
Prior art keywords
fuel injection
valve
directly actuated
actuated fuel
injection valve
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
Application number
DE60210764T
Other languages
English (en)
Other versions
DE60210764T2 (de
Inventor
Irawan Rahardja
Michael Hebbes
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.)
Westport Power Inc
Original Assignee
Westport Research 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 Westport Research Inc filed Critical Westport Research Inc
Application granted granted Critical
Publication of DE60210764D1 publication Critical patent/DE60210764D1/de
Publication of DE60210764T2 publication Critical patent/DE60210764T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/166—Selection of particular materials
    • 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
    • F02D41/20—Output circuits, e.g. for controlling currents in command coils
    • 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
    • F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
    • F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
    • F02M21/0218—Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
    • F02M21/0248—Injectors
    • F02M21/0251—Details of actuators therefor
    • F02M21/0254—Electric actuators, e.g. solenoid or piezoelectric
    • 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
    • F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
    • F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
    • F02M21/0218—Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
    • F02M21/0248—Injectors
    • F02M21/0257—Details of the valve closing elements, e.g. valve seats, stems or arrangement of flow passages
    • F02M21/026—Lift valves, i.e. stem operated valves
    • F02M21/0263—Inwardly opening single or multi nozzle valves, e.g. needle 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
    • F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
    • F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
    • F02M21/0218—Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
    • F02M21/0296—Manufacturing or assembly; Materials, e.g. coatings
    • 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
    • F02M51/00—Fuel-injection apparatus characterised by being operated electrically
    • F02M51/005—Arrangement of electrical wires and connections, e.g. wire harness, sockets, plugs; Arrangement of electronic control circuits in or on fuel injection apparatus
    • 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
    • F02M51/00—Fuel-injection apparatus characterised by being operated electrically
    • F02M51/06—Injectors peculiar thereto with means directly operating the valve needle
    • F02M51/0603—Injectors peculiar thereto with means directly operating the valve needle using piezoelectric or magnetostrictive operating means
    • F02M51/0607—Injectors peculiar thereto with means directly operating the valve needle using piezoelectric or magnetostrictive operating means the actuator being hollow, e.g. with needle passing through the hollow space
    • 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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/04—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00 having valves, e.g. having a plurality of valves in series
    • F02M61/08—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00 having valves, e.g. having a plurality of valves in series the valves opening in direction of fuel flow
    • 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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/04—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00 having valves, e.g. having a plurality of valves in series
    • F02M61/10—Other injectors with elongated valve bodies, i.e. of needle-valve type
    • 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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/167—Means for compensating clearance or thermal expansion
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B2275/00—Other engines, components or details, not provided for in other groups of this subclass
    • F02B2275/14—Direct injection into combustion chamber
    • 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
    • F02D41/20—Output circuits, e.g. for controlling currents in command coils
    • F02D2041/202—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit
    • F02D2041/2037—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit for preventing bouncing of the valve needle
    • 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
    • F02D41/20—Output circuits, e.g. for controlling currents in command coils
    • F02D41/2096—Output circuits, e.g. for controlling currents in command coils for controlling piezoelectric 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
    • F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/30—Fuel-injection apparatus having mechanical parts, the movement of which is damped
    • 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
    • F02M2200/30—Fuel-injection apparatus having mechanical parts, the movement of which is damped
    • F02M2200/304—Fuel-injection apparatus having mechanical parts, the movement of which is damped using hydraulic 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
    • F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/50—Arrangements of springs for valves used in fuel injectors or fuel injection pumps
    • F02M2200/507—Adjusting spring tension by screwing spring seats
    • 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
    • Y02T10/12—Improving ICE efficiencies
    • 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
    • Y02T10/30—Use of alternative fuels, e.g. biofuels

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Analytical Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Fuel-Injection Apparatus (AREA)
DE60210764T 2001-05-23 2002-05-17 Direkt betätigtes kraftstoffeinspritzventil mit zusammengesetztem nadelventil Expired - Lifetime DE60210764T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US863189 2001-05-23
US09/863,189 US6564777B2 (en) 1999-10-15 2001-05-23 Directly actuated injection valve with a composite needle
PCT/CA2002/000736 WO2002095213A1 (en) 2001-05-23 2002-05-17 Directly actuated injection valve with a composite needle

Publications (2)

Publication Number Publication Date
DE60210764D1 true DE60210764D1 (de) 2006-05-24
DE60210764T2 DE60210764T2 (de) 2007-04-12

Family

ID=25340494

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60210764T Expired - Lifetime DE60210764T2 (de) 2001-05-23 2002-05-17 Direkt betätigtes kraftstoffeinspritzventil mit zusammengesetztem nadelventil

Country Status (6)

Country Link
US (1) US6564777B2 (de)
EP (1) EP1389276B1 (de)
JP (1) JP2004526897A (de)
CN (1) CN1288339C (de)
DE (1) DE60210764T2 (de)
WO (1) WO2002095213A1 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6755360B1 (en) 2001-03-01 2004-06-29 Brunswick Corporation Fuel injector with an improved poppet which is increasingly comformable to a valve seat in response to use
DE60204565T2 (de) * 2002-08-20 2005-11-03 Siemens Vdo Automotive S.P.A., Fauglia Dosiergerät mit Thermalkompensationseinheit
EP1591656B1 (de) * 2004-04-26 2008-03-12 Isuzu Motors Limited Längen-Ausgleichselement und dieses enthaltendes Kraftstoff-Einspritzventil
DE102004021921A1 (de) * 2004-05-04 2005-12-01 Robert Bosch Gmbh Brennstoffeinspritzventil
US7100577B2 (en) * 2004-06-14 2006-09-05 Westport Research Inc. Common rail directly actuated fuel injection valve with a pressurized hydraulic transmission device and a method of operating same
CA2473639C (en) 2004-07-09 2006-11-14 Westport Research Inc. Fuel injection valve
DE102004062006A1 (de) 2004-12-23 2006-07-13 Robert Bosch Gmbh Kraftstoffinjektor mit direkt angesteuertem Einspritzventilglied
US7527041B2 (en) * 2005-07-08 2009-05-05 Westport Power Inc. Fuel injection valve
CA2600323C (en) * 2007-09-20 2009-12-29 Westport Power Inc. Directly actuated valve with a strain-type actuator and a method of operating same
US8074903B2 (en) * 2009-01-13 2011-12-13 Caterpillar Inc. Stator assembly and fuel injector using same
FR2945314B1 (fr) * 2009-05-05 2011-07-01 Somfy Sas Actionneur tubulaire d'entrainement d'un volet roulant
EP2603687B1 (de) * 2010-08-10 2014-10-08 Ronnell Company, Inc. Zweipolige triboelektrische einspritzdüse
DE102012203700A1 (de) * 2012-03-08 2013-09-12 Man Diesel & Turbo Se Vorrichtung zum Freigeben eines Strömungsquerschnitts einer Gasleitung
RU2543636C2 (ru) * 2013-03-11 2015-03-10 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Казанский государственный аграрный университет" (ФГБОУ ВПО Казанский ГАУ) Дизельная форсунка
DE102014201097A1 (de) * 2014-01-22 2015-07-23 Robert Bosch Gmbh Verfahren zur Herstellung eines Magnetventils
JP6090594B2 (ja) * 2014-06-24 2017-03-08 トヨタ自動車株式会社 内燃機関の燃料噴射システム
DK178427B1 (en) * 2015-04-29 2016-02-22 Hans Jensen Lubricators As Lubricant injector for large slow-running two-stroke engine and production method
WO2019195202A1 (en) * 2018-04-02 2019-10-10 Quantlogic Corporation A fuel injector for on-demand multi-fuel injection
CN110252600A (zh) * 2019-07-15 2019-09-20 上海善佳机械设备有限公司 一种高压涂胶阀体
DE102023203649A1 (de) * 2023-04-20 2024-10-24 Robert Bosch Gesellschaft mit beschränkter Haftung Gasinjektor mit Magnetaktor

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US3598506A (en) * 1969-04-23 1971-08-10 Physics Int Co Electrostrictive actuator
US4158368A (en) 1976-05-12 1979-06-19 The United States Of America As Represented By The Secretary Of The Navy Magnetostrictive transducer
SE8306433L (sv) 1983-11-22 1985-05-23 Kockums Ab Styranordning for noggrann styrning av ventiler
DE3533085A1 (de) 1985-09-17 1987-03-26 Bosch Gmbh Robert Zumessventil zur dosierung von fluessigkeiten oder gasen
US4875658A (en) * 1986-10-08 1989-10-24 Mitsubishi Jidosha Kogyo Kabushiki Kaisha Electromagnetic valve
DE3742241A1 (de) 1987-02-14 1988-08-25 Daimler Benz Ag Piezosteuerventil zur steuerung der kraftstoffeinspritzung ueber ein einspritzventil bei brennkraftmaschinen
US5031841A (en) 1989-02-28 1991-07-16 Volkswagen Ag Metering valve, particularly fuel injection valve
RU2029129C1 (ru) * 1989-05-10 1995-02-20 Семенов Владимир Григорьевич Управляемая форсунка для двигателя внутреннего сгорания
US5035360A (en) 1990-07-02 1991-07-30 The University Of Toronto Innovations Foundation Electrically actuated gaseous fuel timing and metering device
DE19500706C2 (de) 1995-01-12 2003-09-25 Bosch Gmbh Robert Zumeßventil zur Dosierung von Flüssigkeiten oder Gasen
GB2304153B (en) 1995-06-02 1999-05-05 Caterpillar Inc Direct operated check injector
DE19540155C2 (de) 1995-10-27 2000-07-13 Daimler Chrysler Ag Servoventil für eine Einspritzdüse
JPH09324723A (ja) 1996-06-03 1997-12-16 Hitachi Ltd 燃料噴射弁
JPH109084A (ja) 1996-06-24 1998-01-13 Nissan Motor Co Ltd 圧電式燃料噴射弁
US5779149A (en) 1996-07-02 1998-07-14 Siemens Automotive Corporation Piezoelectric controlled common rail injector with hydraulic amplification of piezoelectric stroke
DE19702066C2 (de) 1997-01-22 1998-10-29 Daimler Benz Ag Piezoelektrischer Injektor für Kraftstoffeinspritzanlagen von Brennkraftmaschinen
EP0869278B1 (de) 1997-04-04 2004-03-24 Siemens Aktiengesellschaft Einspritzventil mit Mitteln zur Kompensation der thermischen Längenänderung eines Piezoaktors
DE19727992C2 (de) 1997-07-01 1999-05-20 Siemens Ag Ausgleichselement zur Kompensation temperaturbedingter Längenänderungen von elektromechanischen Stellsystemen
US5875764A (en) 1998-05-13 1999-03-02 Siemens Aktiengesellschaft Apparatus and method for valve control
DE19821768C2 (de) 1998-05-14 2000-09-07 Siemens Ag Dosiervorrichtung und Dosierverfahren
US6298829B1 (en) * 1999-10-15 2001-10-09 Westport Research Inc. Directly actuated injection valve

Also Published As

Publication number Publication date
EP1389276B1 (de) 2006-04-19
JP2004526897A (ja) 2004-09-02
DE60210764T2 (de) 2007-04-12
WO2002095213A1 (en) 2002-11-28
CN1511228A (zh) 2004-07-07
US20010035164A1 (en) 2001-11-01
EP1389276A1 (de) 2004-02-18
US6564777B2 (en) 2003-05-20
CN1288339C (zh) 2006-12-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: WESTPORT POWER INC., VANCOUVER, BRITISH COLUMB, CA