CA2406883A1 - Soupape d'injection de carburant gazeux directement actionnee par une buse mobile - Google Patents

Soupape d'injection de carburant gazeux directement actionnee par une buse mobile Download PDF

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Publication number
CA2406883A1
CA2406883A1 CA002406883A CA2406883A CA2406883A1 CA 2406883 A1 CA2406883 A1 CA 2406883A1 CA 002406883 A CA002406883 A CA 002406883A CA 2406883 A CA2406883 A CA 2406883A CA 2406883 A1 CA2406883 A1 CA 2406883A1
Authority
CA
Canada
Prior art keywords
nozzle
fuel
injection valve
gaseous fuel
valve body
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.)
Granted
Application number
CA002406883A
Other languages
English (en)
Other versions
CA2406883C (fr
Inventor
Michael Hebbes
Randall Mark
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
Individual
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 Individual filed Critical Individual
Priority to CA002406883A priority Critical patent/CA2406883C/fr
Publication of CA2406883A1 publication Critical patent/CA2406883A1/fr
Priority to PCT/CA2003/001552 priority patent/WO2004033892A1/fr
Priority to AU2003273698A priority patent/AU2003273698A1/en
Application granted granted Critical
Publication of CA2406883C publication Critical patent/CA2406883C/fr
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
    • 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
    • F02M21/0248—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
    • 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
    • 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
    • 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
    • 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)
  • Fuel-Injection Apparatus (AREA)
CA002406883A 2002-10-09 2002-10-09 Soupape d'injection de carburant gazeux directement actionnee par une buse mobile Expired - Fee Related CA2406883C (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CA002406883A CA2406883C (fr) 2002-10-09 2002-10-09 Soupape d'injection de carburant gazeux directement actionnee par une buse mobile
PCT/CA2003/001552 WO2004033892A1 (fr) 2002-10-09 2003-10-08 Soupape d'injection de combustible gazeux a actionnement direct pourvue d'un injecteur mobile
AU2003273698A AU2003273698A1 (en) 2002-10-09 2003-10-08 Directly actuated gaseous fuel injection valve with a movable nozzle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA002406883A CA2406883C (fr) 2002-10-09 2002-10-09 Soupape d'injection de carburant gazeux directement actionnee par une buse mobile

Publications (2)

Publication Number Publication Date
CA2406883A1 true CA2406883A1 (fr) 2003-01-22
CA2406883C CA2406883C (fr) 2004-02-24

Family

ID=4171230

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002406883A Expired - Fee Related CA2406883C (fr) 2002-10-09 2002-10-09 Soupape d'injection de carburant gazeux directement actionnee par une buse mobile

Country Status (3)

Country Link
AU (1) AU2003273698A1 (fr)
CA (1) CA2406883C (fr)
WO (1) WO2004033892A1 (fr)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4306072C2 (de) * 1993-02-26 1994-12-08 Siemens Ag Vorrichtung zum Öffnen und Verschließen einer in einem Gehäuse vorhandenen Durchtrittsöffnung
DE19838862A1 (de) * 1998-08-26 2000-03-09 Siemens Ag Dosiervorrichtung
DE10042570A1 (de) * 2000-08-25 2002-03-14 Univ Dresden Tech Kraftstoffeinspritzdüse für Brennkraftmaschinen

Also Published As

Publication number Publication date
AU2003273698A1 (en) 2004-05-04
CA2406883C (fr) 2004-02-24
WO2004033892A1 (fr) 2004-04-22

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Date Code Title Description
EEER Examination request
MKLA Lapsed