CN104781546B - 燃料喷射***和安全阀装置 - Google Patents

燃料喷射***和安全阀装置 Download PDF

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Publication number
CN104781546B
CN104781546B CN201380057018.9A CN201380057018A CN104781546B CN 104781546 B CN104781546 B CN 104781546B CN 201380057018 A CN201380057018 A CN 201380057018A CN 104781546 B CN104781546 B CN 104781546B
Authority
CN
China
Prior art keywords
fuel
relief valve
expansion space
injection system
fuel injection
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
CN201380057018.9A
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English (en)
Chinese (zh)
Other versions
CN104781546A (zh
Inventor
J·恩隆德
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.)
Wartsila Finland Oy
Original Assignee
Wartsila Finland Oy
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Filing date
Publication date
Application filed by Wartsila Finland Oy filed Critical Wartsila Finland Oy
Publication of CN104781546A publication Critical patent/CN104781546A/zh
Application granted granted Critical
Publication of CN104781546B publication Critical patent/CN104781546B/zh
Active 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
    • 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
    • F02M63/0245—Means for varying pressure in common rails by bleeding fuel pressure between the high pressure pump and 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
    • F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
    • F02M55/007—Venting 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
    • 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
    • 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
    • F02M47/00—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid 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
    • 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
    • F02M2200/03—Fuel-injection apparatus having means for reducing or avoiding stress, e.g. the stress caused by mechanical force, by fluid pressure or by temperature variations

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Fuel-Injection Apparatus (AREA)
CN201380057018.9A 2012-11-01 2013-10-28 燃料喷射***和安全阀装置 Active CN104781546B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FI20126142A FI20126142A (fi) 2012-11-01 2012-11-01 Polttoaineen ruiskutusjärjestelmä ja varoventtiilijärjestely
FI20126142 2012-11-01
PCT/FI2013/051013 WO2014068180A1 (en) 2012-11-01 2013-10-28 Fuel injection system and safety valve arrangement

Publications (2)

Publication Number Publication Date
CN104781546A CN104781546A (zh) 2015-07-15
CN104781546B true CN104781546B (zh) 2017-05-03

Family

ID=49709707

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201380057018.9A Active CN104781546B (zh) 2012-11-01 2013-10-28 燃料喷射***和安全阀装置

Country Status (5)

Country Link
EP (1) EP2923072B1 (fi)
KR (1) KR102032013B1 (fi)
CN (1) CN104781546B (fi)
FI (1) FI20126142A (fi)
WO (1) WO2014068180A1 (fi)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4392507A (en) * 1981-05-15 1983-07-12 Stant Inc. Two-stage pressure relief valve
DE10342485A1 (de) * 2003-09-15 2005-04-07 Robert Bosch Gmbh Druckabbauvorrichtung für hydraulische Leitung im Demontagefall
EP2110543A1 (en) * 2008-04-18 2009-10-21 Caterpillar Motoren GmbH & Co. KG Safety valve
CN101684765A (zh) * 2009-04-22 2010-03-31 北京理工大学 单体泵燃油***的低压油路稳压及分配装置
CN102057154A (zh) * 2008-06-05 2011-05-11 瓦锡兰芬兰有限公司 用于活塞发动机的燃料喷射***

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2985471B2 (ja) * 1992-02-04 1999-11-29 株式会社デンソー 燃料圧力調整装置
FI107830B (fi) * 1998-06-08 2001-10-15 Waertsilae Tech Oy Ab Ohjaus- ja varoventtiilijärjestely polttoaineensyöttöjärjestelmässä
US6935314B2 (en) * 2003-12-19 2005-08-30 Millennium Industries Corp. Fuel rail air damper
DE102007016134A1 (de) * 2006-04-25 2007-11-08 Robert Bosch Gmbh Kraftstoff-Hochdruckpumpe
DE102007010502A1 (de) * 2007-03-05 2008-09-11 Robert Bosch Gmbh Kraftstoffhochdruckpumpe für eine Brennkraftmaschine mit Druckausgleichseinrichtung
FR2933147A3 (fr) * 2008-06-26 2010-01-01 Renault Sas Ensemble d'injection de carburant
DE102010031356A1 (de) * 2010-07-15 2012-01-19 Robert Bosch Gmbh Hochdruck-Einspritzsystem für Kraftstoff-Verbrennungsmaschinen

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4392507A (en) * 1981-05-15 1983-07-12 Stant Inc. Two-stage pressure relief valve
DE10342485A1 (de) * 2003-09-15 2005-04-07 Robert Bosch Gmbh Druckabbauvorrichtung für hydraulische Leitung im Demontagefall
EP2110543A1 (en) * 2008-04-18 2009-10-21 Caterpillar Motoren GmbH & Co. KG Safety valve
CN102057154A (zh) * 2008-06-05 2011-05-11 瓦锡兰芬兰有限公司 用于活塞发动机的燃料喷射***
CN101684765A (zh) * 2009-04-22 2010-03-31 北京理工大学 单体泵燃油***的低压油路稳压及分配装置

Also Published As

Publication number Publication date
FI20126142A (fi) 2014-05-02
KR20150079772A (ko) 2015-07-08
EP2923072B1 (en) 2016-12-07
CN104781546A (zh) 2015-07-15
WO2014068180A1 (en) 2014-05-08
EP2923072A1 (en) 2015-09-30
KR102032013B1 (ko) 2019-11-08

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