EP2674609B1 - Brennstoffeinspritzanlage - Google Patents

Brennstoffeinspritzanlage Download PDF

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Publication number
EP2674609B1
EP2674609B1 EP13165098.8A EP13165098A EP2674609B1 EP 2674609 B1 EP2674609 B1 EP 2674609B1 EP 13165098 A EP13165098 A EP 13165098A EP 2674609 B1 EP2674609 B1 EP 2674609B1
Authority
EP
European Patent Office
Prior art keywords
pressure
fuel
volume
accumulator
piston
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.)
Not-in-force
Application number
EP13165098.8A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP2674609A1 (de
Inventor
Hans-Peter Scheurer
Gabriel Braun
Alexander Hettinger
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Priority to PL13165098T priority Critical patent/PL2674609T3/pl
Publication of EP2674609A1 publication Critical patent/EP2674609A1/de
Application granted granted Critical
Publication of EP2674609B1 publication Critical patent/EP2674609B1/de
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
    • F02M55/02—Conduits between injection pumps and injectors, e.g. conduits between pump and common-rail or conduits between common-rail and injectors
    • F02M55/025—Common rails
    • 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
    • F02M63/0275—Arrangement of common rails
    • F02M63/028—Returnless common rail system
    • 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
    • F02M63/0275—Arrangement of common rails
    • F02M63/0285—Arrangement of common rails having more than one common rail
    • 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
    • F02M69/00—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel
    • F02M69/46—Details, component parts or accessories not provided for in, or of interest apart from, the apparatus covered by groups F02M69/02 - F02M69/44
    • F02M69/462—Arrangement of fuel conduits, e.g. with valves for maintaining pressure in the pipes after the engine being shut-down
    • F02M69/465—Arrangement of fuel conduits, e.g. with valves for maintaining pressure in the pipes after the engine being shut-down of fuel rails
    • 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
    • F02M2200/60—Fuel-injection apparatus having means for facilitating the starting of engines, e.g. with valves or fuel passages for keeping residual pressure in common rails
EP13165098.8A 2012-06-12 2013-04-24 Brennstoffeinspritzanlage Not-in-force EP2674609B1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL13165098T PL2674609T3 (pl) 2012-06-12 2013-04-24 Instalacja wtrysku paliwa

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102012209747A DE102012209747A1 (de) 2012-06-12 2012-06-12 Brennstoffeinspritzanlage

Publications (2)

Publication Number Publication Date
EP2674609A1 EP2674609A1 (de) 2013-12-18
EP2674609B1 true EP2674609B1 (de) 2016-02-24

Family

ID=48182782

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13165098.8A Not-in-force EP2674609B1 (de) 2012-06-12 2013-04-24 Brennstoffeinspritzanlage

Country Status (4)

Country Link
EP (1) EP2674609B1 (es)
DE (1) DE102012209747A1 (es)
ES (1) ES2566906T3 (es)
PL (1) PL2674609T3 (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2547711B (en) * 2016-02-29 2020-01-29 Delphi Tech Ip Ltd Common rail with variable inner volume reservoir
CN106499557B (zh) * 2016-10-17 2019-04-02 江苏大学 一种带压力稳定装置的高压油轨
CN111636942B (zh) * 2020-04-29 2022-01-04 潍坊职业学院 一种液压驱动可变气门正时机构
RU2737571C1 (ru) * 2020-08-11 2020-12-01 Евгений Викторович Горбачевский Топливный аккумулятор и способ управления волновыми явлениями в линии высокого давления аккумуляторной топливной системы двигателей внутреннего сгорания

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09310661A (ja) * 1996-05-20 1997-12-02 Denso Corp 直噴式ガソリンエンジンの燃料供給装置
JP2002115622A (ja) * 2000-10-12 2002-04-19 Toyota Motor Corp 高圧燃料供給装置
FR2878580B1 (fr) * 2004-11-29 2009-06-05 Renault Sas Rampe commune d'alimentation en carburant sous pression a volume variable
FR2889260A3 (fr) * 2005-07-26 2007-02-02 Renault Sas Rampe commune d'alimentation en carburant pour moteur, comprenant deux chambres
FR2889259A3 (fr) * 2005-07-26 2007-02-02 Renault Sas Rampe commune d'alimentation en carburant pour vehicule a pression variable
DE102008035492B4 (de) 2008-07-30 2022-10-27 Mercedes-Benz Group AG Railbaugruppe einer Kraftstoffeinspritzanlage
DE102010064185A1 (de) * 2010-12-27 2012-06-28 Robert Bosch Gmbh Kraftstoffeinspritzsystem für eine Brennkraftmaschine

Also Published As

Publication number Publication date
EP2674609A1 (de) 2013-12-18
DE102012209747A1 (de) 2013-12-12
ES2566906T3 (es) 2016-04-18
PL2674609T3 (pl) 2016-08-31

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