CN104870801B - 高压喷射系统 - Google Patents

高压喷射系统 Download PDF

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Publication number
CN104870801B
CN104870801B CN201380065742.6A CN201380065742A CN104870801B CN 104870801 B CN104870801 B CN 104870801B CN 201380065742 A CN201380065742 A CN 201380065742A CN 104870801 B CN104870801 B CN 104870801B
Authority
CN
China
Prior art keywords
valve
check
injector
pressure
return line
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
CN201380065742.6A
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English (en)
Chinese (zh)
Other versions
CN104870801A (zh
Inventor
T·布莱特巴赫
B·卡普兰
V·阿尔贝廷
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
Publication of CN104870801A publication Critical patent/CN104870801A/zh
Application granted granted Critical
Publication of CN104870801B publication Critical patent/CN104870801B/zh
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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
    • F02M55/002—Arrangement of leakage or drain conduits in or from 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
    • 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
    • F02M63/0012—Valves
    • F02M63/0031—Valves characterized by the type of valves, e.g. special valve member details, valve seat details, valve housing details
    • F02M63/005—Pressure relief 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
    • 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
    • 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
    • F02M69/54—Arrangement of fuel 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
    • 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
    • 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
    • F02M37/0011—Constructional details; Manufacturing or assembly of elements of fuel systems; Materials therefor
    • F02M37/0023—Valves in the fuel supply and return system
    • F02M37/0029—Pressure regulator in the low pressure fuel 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
CN201380065742.6A 2012-12-20 2013-11-26 高压喷射系统 Active CN104870801B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102012224004.7 2012-12-20
DE102012224004.7A DE102012224004A1 (de) 2012-12-20 2012-12-20 Hochdruckeinspritzsystem
PCT/EP2013/074777 WO2014095271A1 (fr) 2012-12-20 2013-11-26 Système d'injection à haute pression

Publications (2)

Publication Number Publication Date
CN104870801A CN104870801A (zh) 2015-08-26
CN104870801B true CN104870801B (zh) 2017-12-12

Family

ID=49667162

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201380065742.6A Active CN104870801B (zh) 2012-12-20 2013-11-26 高压喷射系统

Country Status (4)

Country Link
EP (1) EP2935857B1 (fr)
CN (1) CN104870801B (fr)
DE (1) DE102012224004A1 (fr)
WO (1) WO2014095271A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102013218873A1 (de) * 2013-09-19 2015-03-19 Robert Bosch Gmbh Fluidfördersystem für ein Fluid
GB2551338A (en) * 2016-06-13 2017-12-20 Delphi Int Operations Luxembourg Sarl High pressure fuel pump circuit
CN106089524B (zh) * 2016-06-14 2019-03-19 吉林大学 基于遗传算法的高压共轨系统及参数优化方法
CN111120173B (zh) * 2019-12-31 2021-01-15 吉利汽车研究院（宁波）有限公司 高压油泵故障检测系统、检测方法及车辆

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2030219B (en) * 1978-09-26 1983-01-06 Lucas Industries Ltd Fuel injection nozzles
CN1034361C (zh) * 1987-04-03 1997-03-26 轨道动力机专卖有限公司 改进的内燃机燃料喷射系统
ATE215178T1 (de) * 1994-05-06 2002-04-15 Cummins Engine Co Inc Verfahren und vorrichtung zur elektronischen steuerung eines speicherkraftstoffsystems
JP3999855B2 (ja) * 1997-09-25 2007-10-31 三菱電機株式会社 燃料供給装置
DE10205186A1 (de) * 2002-02-08 2003-08-21 Bosch Gmbh Robert Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine
US7281523B2 (en) * 2003-02-12 2007-10-16 Robert Bosch Gmbh Fuel injector pump system with high pressure post injection
US6988488B2 (en) * 2003-04-15 2006-01-24 Visteon Global Technologies, Inc. Fuel pressure relief valve
DE102008000739A1 (de) * 2008-03-18 2009-09-24 Robert Bosch Gmbh Druckhalteventil
DE102009026596A1 (de) 2009-05-29 2010-12-02 Robert Bosch Gmbh Hochdruckpumpe
DE102010064185A1 (de) * 2010-12-27 2012-06-28 Robert Bosch Gmbh Kraftstoffeinspritzsystem für eine Brennkraftmaschine
FI20115126L (fi) * 2011-02-09 2012-08-10 Waertsilae Finland Oy Polttoaineen ruiskutusjärjestelmä

Also Published As

Publication number Publication date
EP2935857A1 (fr) 2015-10-28
EP2935857B1 (fr) 2016-09-07
CN104870801A (zh) 2015-08-26
DE102012224004A1 (de) 2014-06-26
WO2014095271A1 (fr) 2014-06-26

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