GB2547711B - Common rail with variable inner volume reservoir - Google Patents

Common rail with variable inner volume reservoir Download PDF

Info

Publication number
GB2547711B
GB2547711B GB1603471.2A GB201603471A GB2547711B GB 2547711 B GB2547711 B GB 2547711B GB 201603471 A GB201603471 A GB 201603471A GB 2547711 B GB2547711 B GB 2547711B
Authority
GB
United Kingdom
Prior art keywords
common rail
inner volume
volume reservoir
variable inner
variable
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.)
Active
Application number
GB1603471.2A
Other versions
GB2547711A (en
GB201603471D0 (en
Inventor
Meissonnier Guillaume
Lale Xavier
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.)
Delphi Technologies IP Ltd
Original Assignee
Delphi Technologies IP Ltd
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 Delphi Technologies IP Ltd filed Critical Delphi Technologies IP Ltd
Priority to GB1603471.2A priority Critical patent/GB2547711B/en
Publication of GB201603471D0 publication Critical patent/GB201603471D0/en
Priority to EP17157270.4A priority patent/EP3211208B1/en
Publication of GB2547711A publication Critical patent/GB2547711A/en
Application granted granted Critical
Publication of GB2547711B publication Critical patent/GB2547711B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • 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
    • F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
    • F02M55/04—Means for damping vibrations or pressure fluctuations in injection pump inlets or outlets
    • 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
    • F02M63/023—Means for varying pressure in common rails
    • F02M63/0235—Means for varying pressure in common rails by bleeding fuel pressure
    • F02M63/025—Means for varying pressure in common rails by bleeding fuel pressure from the 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
    • F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
    • 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
    • F02M2200/31—Fuel-injection apparatus having hydraulic pressure fluctuations damping elements
    • F02M2200/315—Fuel-injection apparatus having hydraulic pressure fluctuations damping elements for damping fuel pressure fluctuations
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
GB1603471.2A 2016-02-29 2016-02-29 Common rail with variable inner volume reservoir Active GB2547711B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB1603471.2A GB2547711B (en) 2016-02-29 2016-02-29 Common rail with variable inner volume reservoir
EP17157270.4A EP3211208B1 (en) 2016-02-29 2017-02-21 Common rail with variable inner volume reservoir

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1603471.2A GB2547711B (en) 2016-02-29 2016-02-29 Common rail with variable inner volume reservoir

Publications (3)

Publication Number Publication Date
GB201603471D0 GB201603471D0 (en) 2016-04-13
GB2547711A GB2547711A (en) 2017-08-30
GB2547711B true GB2547711B (en) 2020-01-29

Family

ID=55807058

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1603471.2A Active GB2547711B (en) 2016-02-29 2016-02-29 Common rail with variable inner volume reservoir

Country Status (2)

Country Link
EP (1) EP3211208B1 (en)
GB (1) GB2547711B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2570114A (en) * 2018-01-10 2019-07-17 Delphi Tech Ip Ltd Fuel common rail
WO2021050498A1 (en) * 2019-09-09 2021-03-18 Cummins Inc. Vent plug design for high pressure fuel drain flow path
CN113931763A (en) * 2021-09-30 2022-01-14 东风商用车有限公司 High-pressure common rail pipe
CN114017225A (en) * 2021-12-03 2022-02-08 上汽通用五菱汽车股份有限公司 Structure of making an uproar falls of reduction fuel pulsation exciting force based on orifice plate

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5575262A (en) * 1993-12-04 1996-11-19 Robert Bosch Gmbh Damper element for damping compressive oscillations and method for producing the same
US6443131B1 (en) * 1998-11-26 2002-09-03 Robert Bosch Gmbh Flat pipe pressure damper for damping oscillations in liquid pressure in pipes carrying liquids
DE102011117534A1 (en) * 2011-11-03 2013-05-08 L'orange Gmbh Fuel injection system
DE102011117533A1 (en) * 2011-11-03 2013-05-08 L'orange Gmbh Pressure accumulator for fuel injector of internal combustion engine, has elastic membrane element, which is filled with medium, and heating device, by which medium is selectively heated
KR101332759B1 (en) * 2012-06-07 2013-11-25 (주)동보 Inner damper fixing for fuel distributer of vehicle
DE102012222178A1 (en) * 2012-12-04 2014-06-05 Robert Bosch Gmbh Fuel high-pressure pump for fuel system of internal combustion engine, has pump housing which has cover section, and pressure damper for damping pressure peaks in low-pressure region of fuel system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6405710B1 (en) * 2000-04-28 2002-06-18 Ford Global Technologies, Inc. Internal combustion engine high pressure fuel injection system with selectable fuel rail volume
FR2878580B1 (en) * 2004-11-29 2009-06-05 Renault Sas COMMON FUEL SUPPLY RAIL WITH VARIABLE VOLUME
FR2889260A3 (en) * 2005-07-26 2007-02-02 Renault Sas Common fuelling rail for diesel engine of motor vehicle, has wall with conduit in fluid communication with chambers and modifying volume of one chamber under effect of fuel pressure in chamber, where chambers receive fuel under pressure
DE102012209747A1 (en) * 2012-06-12 2013-12-12 Robert Bosch Gmbh fuel injection system

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5575262A (en) * 1993-12-04 1996-11-19 Robert Bosch Gmbh Damper element for damping compressive oscillations and method for producing the same
US6443131B1 (en) * 1998-11-26 2002-09-03 Robert Bosch Gmbh Flat pipe pressure damper for damping oscillations in liquid pressure in pipes carrying liquids
DE102011117534A1 (en) * 2011-11-03 2013-05-08 L'orange Gmbh Fuel injection system
DE102011117533A1 (en) * 2011-11-03 2013-05-08 L'orange Gmbh Pressure accumulator for fuel injector of internal combustion engine, has elastic membrane element, which is filled with medium, and heating device, by which medium is selectively heated
KR101332759B1 (en) * 2012-06-07 2013-11-25 (주)동보 Inner damper fixing for fuel distributer of vehicle
DE102012222178A1 (en) * 2012-12-04 2014-06-05 Robert Bosch Gmbh Fuel high-pressure pump for fuel system of internal combustion engine, has pump housing which has cover section, and pressure damper for damping pressure peaks in low-pressure region of fuel system

Also Published As

Publication number Publication date
GB2547711A (en) 2017-08-30
EP3211208B1 (en) 2019-07-31
EP3211208A1 (en) 2017-08-30
GB201603471D0 (en) 2016-04-13

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20190222 AND 20190227