BR112013023176A2 - processo e dispositivo para reabastecimento e exame de estanqueidade de um injetor de combustível - Google Patents

processo e dispositivo para reabastecimento e exame de estanqueidade de um injetor de combustível

Info

Publication number
BR112013023176A2
BR112013023176A2 BR112013023176A BR112013023176A BR112013023176A2 BR 112013023176 A2 BR112013023176 A2 BR 112013023176A2 BR 112013023176 A BR112013023176 A BR 112013023176A BR 112013023176 A BR112013023176 A BR 112013023176A BR 112013023176 A2 BR112013023176 A2 BR 112013023176A2
Authority
BR
Brazil
Prior art keywords
refueling
fuel injector
tightness
examination
tightness examination
Prior art date
Application number
BR112013023176A
Other languages
English (en)
Inventor
Bernd Kohler
Marc Knoblauch-Xander
Original Assignee
Bosch Gmbh Robert
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 Bosch Gmbh Robert filed Critical Bosch Gmbh Robert
Publication of BR112013023176A2 publication Critical patent/BR112013023176A2/pt

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B23/00—Pumping installations or systems
    • 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
    • F02D41/22—Safety or indicating devices for abnormal conditions
    • F02D41/221—Safety or indicating devices for abnormal conditions relating to the failure of actuators or electrically driven elements
    • 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
    • F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
    • F02M37/0047—Layout or arrangement of systems for feeding fuel
    • F02M37/0052—Details on the fuel return circuit; Arrangement of pressure regulators
    • 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
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M65/00—Testing fuel-injection apparatus, e.g. testing injection timing ; Cleaning of fuel-injection apparatus
    • 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
    • F02M2200/70—Linkage between actuator and actuated element, e.g. between piezoelectric actuator and needle valve or pump plunger
    • F02M2200/703—Linkage between actuator and actuated element, e.g. between piezoelectric actuator and needle valve or pump plunger hydraulic
    • F02M2200/705—Linkage between actuator and actuated element, e.g. between piezoelectric actuator and needle valve or pump plunger hydraulic with means for filling or emptying hydraulic chamber, e.g. for compensating clearance or thermal expansion
    • 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
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/0318—Processes
    • Y10T137/0396—Involving pressure control
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/85978—With pump

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Fuel-Injection Apparatus (AREA)
BR112013023176A 2011-03-11 2012-01-11 processo e dispositivo para reabastecimento e exame de estanqueidade de um injetor de combustível BR112013023176A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE201110005428 DE102011005428A1 (de) 2011-03-11 2011-03-11 Verfahren und Vorrichtung zum Wiederbefüllen und Überprüfen der Dichtheit eines Kraftstoffinjektors
PCT/EP2012/050352 WO2012123134A1 (de) 2011-03-11 2012-01-11 Verfahren und vorrichtung zum wiederbefüllen und überprüfen der dichtheit eines kraftstoffinjektors

Publications (1)

Publication Number Publication Date
BR112013023176A2 true BR112013023176A2 (pt) 2016-12-13

Family

ID=45478326

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112013023176A BR112013023176A2 (pt) 2011-03-11 2012-01-11 processo e dispositivo para reabastecimento e exame de estanqueidade de um injetor de combustível

Country Status (6)

Country Link
US (1) US9097245B2 (pt)
EP (1) EP2683932B1 (pt)
CN (1) CN103403338B (pt)
BR (1) BR112013023176A2 (pt)
DE (1) DE102011005428A1 (pt)
WO (1) WO2012123134A1 (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102015214817A1 (de) * 2015-08-04 2017-02-09 Robert Bosch Gmbh Verfahren zum Erkennen einer Zustandsänderung eines Kraftstoffinjektors
CN104976007B (zh) * 2015-08-07 2018-04-20 北京经纬恒润科技有限公司 一种高压汽油泵的测试装置
CN107061093B (zh) * 2017-03-15 2023-02-28 机科发展科技股份有限公司 喷油器低压腔密封性的自动检测系统
US10746093B2 (en) 2017-12-05 2020-08-18 Ford Global Technologies, Llc Systems and methods for turbo wastegate diagnostics
US10731587B2 (en) 2018-04-16 2020-08-04 Ford Global Technologies, Llc Detection of leaks and blockages in a vehicle exhaust system

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8329399D0 (en) * 1983-11-03 1983-12-07 Churchill V L Ltd Diesel engine injector tester
US4926829A (en) * 1988-11-28 1990-05-22 Walbro Corporation Pressure-responsive fuel delivery system
JPH05157015A (ja) * 1991-12-04 1993-06-22 Nippondenso Co Ltd 燃料装置
US5445019A (en) 1993-04-19 1995-08-29 Ford Motor Company Internal combustion engine with on-board diagnostic system for detecting impaired fuel injectors
DE19709422B4 (de) * 1997-03-07 2011-02-17 Robert Bosch Gmbh Vorrichtung zur Messung von hydraulischen Durchflußmengen und Leckagen an einem Prüfling
DE19743668A1 (de) * 1997-10-02 1999-04-08 Bosch Gmbh Robert Ventil zum Steuern von Flüssigkeiten
DE10101800A1 (de) * 2001-01-17 2002-07-18 Bosch Gmbh Robert Ventil zum Steuern eines Fluids
DE10104016A1 (de) * 2001-01-31 2002-08-01 Bosch Gmbh Robert Ventil zum Steuern von Flüssigkeiten
JP4013529B2 (ja) * 2001-11-16 2007-11-28 三菱ふそうトラック・バス株式会社 燃料噴射装置
DE10339250A1 (de) * 2002-10-17 2004-04-29 Robert Bosch Gmbh Ventil zum Steuern von Flüssigkeit
DE102007006486A1 (de) * 2007-02-09 2008-08-14 Robert Bosch Gmbh Verfahren und Vorrichtung zur Diagnose eines Druckhalteventils eines Common-Rail-Systems
US7669570B2 (en) * 2007-09-28 2010-03-02 Gm Global Technology Operations, Inc. Diesel fuel injection priming system
US7568471B2 (en) * 2007-09-28 2009-08-04 Gm Global Technology Operations, Inc. Diesel fuel injection priming system
DE102009001266A1 (de) * 2009-03-02 2010-09-09 Robert Bosch Gmbh Kraftstoff-Injektor mit piezoelektrischem Aktuator sowie hydraulischem Koppler

Also Published As

Publication number Publication date
EP2683932A1 (de) 2014-01-15
CN103403338B (zh) 2017-11-24
DE102011005428A1 (de) 2012-09-13
US9097245B2 (en) 2015-08-04
EP2683932B1 (de) 2018-03-28
US20140053915A1 (en) 2014-02-27
CN103403338A (zh) 2013-11-20
WO2012123134A1 (de) 2012-09-20

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B11D Dismissal acc. art. 38, par 2 of ipl - failure to pay fee after grant in time