FI123386B - Bränsleinsprutningsanordning, kolvmotor och förfarande för drivning av en kolvmotor - Google Patents

Bränsleinsprutningsanordning, kolvmotor och förfarande för drivning av en kolvmotor Download PDF

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Publication number
FI123386B
FI123386B FI20106310A FI20106310A FI123386B FI 123386 B FI123386 B FI 123386B FI 20106310 A FI20106310 A FI 20106310A FI 20106310 A FI20106310 A FI 20106310A FI 123386 B FI123386 B FI 123386B
Authority
FI
Finland
Prior art keywords
fuel
fuel injection
needle
injector
injection device
Prior art date
Application number
FI20106310A
Other languages
English (en)
Finnish (fi)
Other versions
FI20106310A (sv
FI20106310L (sv
FI20106310A0 (sv
Inventor
David Jay
Holmer Slocinski
Original Assignee
Waertsilae Finland Oy
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 Waertsilae Finland Oy filed Critical Waertsilae Finland Oy
Publication of FI20106310A0 publication Critical patent/FI20106310A0/sv
Priority to FI20106310A priority Critical patent/FI123386B/sv
Priority to US13/885,450 priority patent/US10001097B2/en
Priority to JP2013542581A priority patent/JP5917554B2/ja
Priority to EP11811359.6A priority patent/EP2649294B1/en
Priority to KR1020137014924A priority patent/KR101924657B1/ko
Priority to CN201180059714.4A priority patent/CN103261659B/zh
Priority to PCT/FI2011/051076 priority patent/WO2012076753A1/en
Publication of FI20106310A publication Critical patent/FI20106310A/sv
Publication of FI20106310L publication Critical patent/FI20106310L/sv
Application granted granted Critical
Publication of FI123386B publication Critical patent/FI123386B/sv

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M47/00Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure
    • F02M47/02Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure of accumulator-injector type, i.e. having fuel pressure of accumulator tending to open, and fuel pressure in other chamber tending to close, injection valves and having means for periodically releasing that closing pressure
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M47/00Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure
    • F02M47/04Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure using fluid, other than fuel, for injection-valve actuation
    • F02M47/043Fluid pressure acting on injection-valve in the period of non-injection to keep it closed
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M47/00Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure
    • F02M47/02Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure of accumulator-injector type, i.e. having fuel pressure of accumulator tending to open, and fuel pressure in other chamber tending to close, injection valves and having means for periodically releasing that closing pressure
    • F02M47/027Electrically actuated valves draining the chamber to release the closing pressure
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M53/00Fuel-injection apparatus characterised by having heating, cooling or thermally-insulating means
    • F02M53/04Injectors with heating, cooling, or thermally-insulating means
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M53/00Fuel-injection apparatus characterised by having heating, cooling or thermally-insulating means
    • F02M53/04Injectors with heating, cooling, or thermally-insulating means
    • F02M53/043Injectors with heating, cooling, or thermally-insulating means with cooling means other than air cooling
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M55/00Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M55/00Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
    • F02M55/008Arrangement of fuel passages inside of injectors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M59/00Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
    • F02M59/44Details, components parts, or accessories not provided for in, or of interest apart from, the apparatus of groups F02M59/02 - F02M59/42; Pumps having transducers, e.g. to measure displacement of pump rack or piston
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M61/00Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/04Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00 having valves, e.g. having a plurality of valves in series
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M61/00Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/04Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00 having valves, e.g. having a plurality of valves in series
    • F02M61/10Other injectors with elongated valve bodies, i.e. of needle-valve type
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M61/00Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M61/00Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/166Selection of particular materials
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M61/00Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/167Means for compensating clearance or thermal expansion
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M61/00Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/18Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M63/00Other 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M2200/00Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/25Fuel-injection apparatus with heat-expansible elements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M2200/00Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/28Details of throttles in fuel-injection apparatus
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M2200/00Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/90Selection of particular materials
    • F02M2200/9007Ceramic materials

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)

Claims (11)

1. Bränsleinsprutningsanordning (20) för en kolvmotor innefattande en bränslein-jektorstomme (25), i vilken en injektornäl (40) är anpassad, vilken injektornäl är 5 anordnad att hindra eller tilläta bränsleinsprutningsströmningen frän insprutnings-anordningen pä grund av injektornälens position, vilken position päverkas av ett trycksatt kontrollfluidum (63) sä att injektornälen (40) kan genom användning av trycksatt kontrollfluidum tvingas mot sin stängda position, och reducering av trycksatt kontrollfluidum kan tilläta att nälen förflyttas ifrän sin stängda position, och vil-10 ken insprutningsanordning innefattar vidare en i bränsleinjektorstommen (25) anordnad flödesväg (80, 75, 69, 85, 90, 71) för reducering av kontrollfluidets tryck och för ändring av injektornälens position, vilken flödesväg innefattar en stryp-ningsdel (71) som har en strypande effekt pä flödet av kontrollfluidum, känne-tecknad av att nämnda strypningsdel (71) innefattar ätminstone ett temperaturpä-15 verkande organ (65, 71) som har en temperaturberoende strypningseffekt pä flödet av kontrollfluidum, vilket päverkar injektornälens (40) position.
2. Bränsleinsprutningsanordning enligt patentkravet 1, kännetecknad av att stryp-ningsdelen (71, 69) har minst en yta som bestämmer flödesvägen för kontroll- 20 fluidum, varvid nämnda minst en yta omfattar ätminstone tvä samverkande temperaturberoende organ (40, 65; 69, 90), av vilka det första organets värmeutvidg-ningskoefficient är olik det andra organet.
3. Bränsleinsprutningsanordning enligt patentkravet 1 eller 2, kännetecknad av att ” 25 bränsleinjektorstommen (25) innefattar ett utrymme (70) för injektorn, i vilket injek- o tornälen (40) är anordnad, vilket injektorutrymme är försett med ett bränsleinlopp i o (51) och öppningar (46) för bränsleinsprutning i den första ändan pä injektorut- c3 rymmet, genom vilka öppningar bränsle kan insprutas under kontroll av injektornä- ^ Ien (40); och i vilket den ena ändan pä injektornälen är anordnad att avgränsa kon- CL 30 trollutrymmet (63), vilket kontrollutrymme (63) ingär i flödesvägen för kontrollit fluidum, där strypningsdelen (64, 69) är anordnad. o o C\1 16
4. Bränsleinsprutningsanordning enligt patentkravet 1, 2 eller 3, kännetecknad av att kontrollutrymmet (63) avgränsas av en kragdel (65) som omger injektornälen (40) ätminstone delvis.
5. Bränsleinsprutningsanordning enligt patentkravet 4, kännetecknad av att kragdelen omger ändan pä injektornälen (40) ätminstone delvis.
6. Bränsleinsprutningsanordning enligt patentkravet 4 eller 5, kännetecknad av att strypningsdelen innefattar mellanrummet (71) mellan injektornälens (40) och 10 kragdelens (65) anliggningsytor.
7. Bränsleinsprutningsanordning enligt patentkravet 4 eller 5, kännetecknad av att kragdelen (65) är tillverkad av olikt material än injektornälen (40).
8. Bränsleinsprutningsanordning enligt patentkravet 2 eller 3, kännetecknad av att kragdelen (65) har en separat anordnad styrplät (68), vilken styrplät är försedd med en öppning (69), och att strypningsdelen omfattar öppningen (69) i styrpläten (68) och en andra strypning (90) i ventilplätens (60) utloppskanal (85), vilken styrplät har en olik värmeutvidgningskoefficient än ventilpläten (60). 20
9. Bränsleinsprutningsanordning enligt patentkravet 2, kännetecknad av att det första organet är tillverkat av keramiskt material och det andra organet är tillverkat av stäl. £2 25
10. Kolvmotor med ett common rail -bränsleinsprutningssystem, kännetecknad δ ™ av att common rail -insprutningssystemet innefattar en bränsleinsprutningsanord- i o ning enligt nägot av föregäende patentkrav. CO CVJ g
11. Förfarande för att driva en kolvmotor som är försedd med ett common rail - CL 30 bränsleinsprutningssystem, vilket system innefattar en bränsleinjektorstomme δ (25), i vilken en injektornäl (40) är anordnad, och vid vilket förfarande kolvmotorn ° drivs sä, att utsläppet av ätminstone en förutbestämd beständsdel i motorns avga- o 00 ser mäts efter igängsättningen av motorn, kännetecknat av att temperaturen av motorns kylsystem regleras sä att den päverkar bränslets och/eller bränsleinsprut- 17 ningsanordningens (10) temperatur för att styra minst ett temperaturberoende organ (40, 65, 71), vilket system har en temperaturberoende strypningseffekt pä flö-det av kontrollfluidum, vilket päverkar injektornälens (40) position. CO δ c\j δ co C\l X IX CL o δ co o δ CM
FI20106310A 2010-12-10 2010-12-10 Bränsleinsprutningsanordning, kolvmotor och förfarande för drivning av en kolvmotor FI123386B (sv)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FI20106310A FI123386B (sv) 2010-12-10 2010-12-10 Bränsleinsprutningsanordning, kolvmotor och förfarande för drivning av en kolvmotor
US13/885,450 US10001097B2 (en) 2010-12-10 2011-12-05 Fuel injection apparatus, a piston engine and method of operating a piston engine
JP2013542581A JP5917554B2 (ja) 2010-12-10 2011-12-05 燃料噴射装置、ピストンエンジン及ピストンエンジン運転方法
EP11811359.6A EP2649294B1 (en) 2010-12-10 2011-12-05 A fuel injection apparatus, a piston engine and method of operating a piston engine
KR1020137014924A KR101924657B1 (ko) 2010-12-10 2011-12-05 연료 분사 장치, 피스톤 기관, 및 피스톤 기관의 작동 방법
CN201180059714.4A CN103261659B (zh) 2010-12-10 2011-12-05 燃料喷射装置、活塞式发动机和操作活塞式发动机的方法
PCT/FI2011/051076 WO2012076753A1 (en) 2010-12-10 2011-12-05 A fuel injection apparatus, a piston engine and method of operating a piston engine

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20106310 2010-12-10
FI20106310A FI123386B (sv) 2010-12-10 2010-12-10 Bränsleinsprutningsanordning, kolvmotor och förfarande för drivning av en kolvmotor

Publications (4)

Publication Number Publication Date
FI20106310A0 FI20106310A0 (sv) 2010-12-10
FI20106310A FI20106310A (sv) 2012-06-11
FI20106310L FI20106310L (sv) 2012-06-11
FI123386B true FI123386B (sv) 2013-03-28

Family

ID=43415001

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20106310A FI123386B (sv) 2010-12-10 2010-12-10 Bränsleinsprutningsanordning, kolvmotor och förfarande för drivning av en kolvmotor

Country Status (7)

Country Link
US (1) US10001097B2 (sv)
EP (1) EP2649294B1 (sv)
JP (1) JP5917554B2 (sv)
KR (1) KR101924657B1 (sv)
CN (1) CN103261659B (sv)
FI (1) FI123386B (sv)
WO (1) WO2012076753A1 (sv)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3180510B1 (en) * 2014-08-15 2018-10-17 Wärtsilä Finland Oy A fuel injection valve arrangement for internal combustion engine
CN104343507B (zh) * 2014-10-29 2017-07-14 凯龙高科技股份有限公司 一种液力驱动式喷射装置
JP6292188B2 (ja) * 2015-04-09 2018-03-14 株式会社デンソー 燃料噴射装置

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Also Published As

Publication number Publication date
FI20106310A (sv) 2012-06-11
CN103261659B (zh) 2015-05-20
JP2013545032A (ja) 2013-12-19
WO2012076753A1 (en) 2012-06-14
JP5917554B2 (ja) 2016-05-18
FI20106310L (sv) 2012-06-11
KR20130140068A (ko) 2013-12-23
US20130284151A1 (en) 2013-10-31
US10001097B2 (en) 2018-06-19
EP2649294B1 (en) 2015-11-25
FI20106310A0 (sv) 2010-12-10
EP2649294A1 (en) 2013-10-16
KR101924657B1 (ko) 2019-02-20
CN103261659A (zh) 2013-08-21

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