FI124120B - Styrarrangemang vid en kolvmotor - Google Patents

Styrarrangemang vid en kolvmotor Download PDF

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Publication number
FI124120B
FI124120B FI20085756A FI20085756A FI124120B FI 124120 B FI124120 B FI 124120B FI 20085756 A FI20085756 A FI 20085756A FI 20085756 A FI20085756 A FI 20085756A FI 124120 B FI124120 B FI 124120B
Authority
FI
Finland
Prior art keywords
chamber
cam
inlet valve
piston device
piston
Prior art date
Application number
FI20085756A
Other languages
English (en)
Finnish (fi)
Other versions
FI20085756A0 (sv
FI20085756A (sv
Inventor
Magnus Sundsten
Original Assignee
Wärtsilä 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 Wärtsilä Finland Oy filed Critical Wärtsilä Finland Oy
Priority to FI20085756A priority Critical patent/FI124120B/sv
Publication of FI20085756A0 publication Critical patent/FI20085756A0/sv
Priority to PCT/FI2009/050626 priority patent/WO2010012864A1/en
Priority to EP09784154.8A priority patent/EP2315919B1/en
Priority to JP2011520534A priority patent/JP5393784B2/ja
Priority to KR1020117001490A priority patent/KR101545768B1/ko
Priority to RU2011107190/06A priority patent/RU2509219C2/ru
Priority to CN200980129423.0A priority patent/CN102105657B/zh
Publication of FI20085756A publication Critical patent/FI20085756A/sv
Application granted granted Critical
Publication of FI124120B publication Critical patent/FI124120B/sv

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L9/00—Valve-gear or valve arrangements actuated non-mechanically
    • F01L9/10—Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic
    • F01L9/11—Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic in which the action of a cam is being transmitted to a valve by a liquid column
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/02—Valve drive
    • F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
    • F01L1/08—Shape of cams
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/20—Adjusting or compensating clearance
    • F01L1/22—Adjusting or compensating clearance automatically, e.g. mechanically
    • F01L1/24—Adjusting or compensating clearance automatically, e.g. mechanically by fluid means, e.g. hydraulically
    • F01L1/245—Hydraulic tappets
    • F01L1/255—Hydraulic tappets between cam and rocker arm
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
    • F01L13/0015—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque
    • F01L13/0031—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque by modification of tappet or pushrod length
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
    • F01L13/0015—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque
    • F01L2013/0089—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque with means for delaying valve closing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L2305/00—Valve arrangements comprising rollers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve Device For Special Equipments (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)

Claims (5)

1. Ett för gasväxling i en kolvmotor avsett styrarrangemang som är anordnat mellan en kamanordning (5) pä motorns (1) kamaxel (4) och en inloppsventil-mekanism (6), vilken inloppsventilmekanism (6) är anordnad att öppna och stänga en inloppsventil (3) i samband med en cylinder i motorn, vilket styrarrangemang (7) innefattar en husdel (8) som innesluter en rörligt anordnad kol-vanordning (9), och husdelen (8) och kolvanordningen (9) avgränsar tillsam-mans en första kammare (13) tili vilken kan mätäs hydraulmedium selektivt för att ästadkomma en fördröjning i inloppsventilens (3) stängning, varvid ka-manordningen (5) har en kamprofil (5’) med ett under kamprofilens (5’) grund-cirkel (5a) anordnat parti (5c) som är anordnat att styra frigöringen av trycket i nämnda första kammare (13), kännetecknat av att kolvanordningen (9) är anordnad att ätminstone i inloppsventilens (3) öppningsriktning stä i kraftöverfö-ringsförbindelse med kamaxeln (4) och ventilmekanismen (6), och att den första kammaren (13) sammanbinds med en andra kammare (17) av en kanal (16) vars öppnande i nämnda andra kammare (17) styrs selektivt av en styrdel (10) som är anordnad i nämnda andra kammare (17), mellan kamanordningen (5) och kolvanordningen (9).
2. Reglerarrangemang enligt patentkrav 1, kännetecknat av att styrdelen (10) är anordnad päverka kolvanordningen (9) direkt endast i inloppsventilens (3) öppningsriktning.
° 3. Reglerarrangemang enligt patentkrav 1 eller 2, kännetecknat av att styrde- o Ien (10) har ett frigöringsspär (10a) i sin mantelyta, och att frigöringsspäret o (10a) med hjälp av nämnda under kamprofilens (5’) grundcirkel (5a) belägna | parti (5c) anordnas i kanalens (16) mynningspunkt för att frigöra trycket i nämn- co da första kammare (13). m I''- LO
4. Reglerarrangemang enligt föregäende patentkrav, kännetecknat av att styr- o ™ delen (10) är fjäderbelastad (11) mot kamanordningen (5).
5. Reglerarrangemang enligt föregäende patentkrav, kännetecknat av att den första kammaren (13) har en stoppyta (13a) som bestämmer det nedersta läget för kolvanordningen (9), varvid nämnda läge är valt sä, att det under styrning av av nämnda under kamprofilens (5’) grundcirkel (5a) belägna parti (5c) blir en spalt mellan kolvanordningen (9) ooh styrdelen (10). δ CvJ co cp co o X IX Q. CO m n- m co o o C\J
FI20085756A 2008-07-31 2008-07-31 Styrarrangemang vid en kolvmotor FI124120B (sv)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FI20085756A FI124120B (sv) 2008-07-31 2008-07-31 Styrarrangemang vid en kolvmotor
PCT/FI2009/050626 WO2010012864A1 (en) 2008-07-31 2009-07-15 A control arrangement in a piston engine
EP09784154.8A EP2315919B1 (en) 2008-07-31 2009-07-15 A control arrangement in a piston engine
JP2011520534A JP5393784B2 (ja) 2008-07-31 2009-07-15 ピストンエンジン内の制御構成
KR1020117001490A KR101545768B1 (ko) 2008-07-31 2009-07-15 피스톤 엔진의 제어 장치
RU2011107190/06A RU2509219C2 (ru) 2008-07-31 2009-07-15 Устройство управления в поршневом двигателе
CN200980129423.0A CN102105657B (zh) 2008-07-31 2009-07-15 活塞式发动机中的控制装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20085756 2008-07-31
FI20085756A FI124120B (sv) 2008-07-31 2008-07-31 Styrarrangemang vid en kolvmotor

Publications (3)

Publication Number Publication Date
FI20085756A0 FI20085756A0 (sv) 2008-07-31
FI20085756A FI20085756A (sv) 2010-02-01
FI124120B true FI124120B (sv) 2014-03-31

Family

ID=39677632

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20085756A FI124120B (sv) 2008-07-31 2008-07-31 Styrarrangemang vid en kolvmotor

Country Status (7)

Country Link
EP (1) EP2315919B1 (sv)
JP (1) JP5393784B2 (sv)
KR (1) KR101545768B1 (sv)
CN (1) CN102105657B (sv)
FI (1) FI124120B (sv)
RU (1) RU2509219C2 (sv)
WO (1) WO2010012864A1 (sv)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI123065B (sv) * 2011-05-17 2012-10-31 Waertsilae Finland Oy Kolvmotor med flera cylindrar
FI124085B (sv) * 2011-05-17 2014-03-14 Wärtsilä Finland Oy Kolvmotor med flera cylindrar
CN102514218B (zh) * 2011-12-21 2015-05-06 严俏敏 粉末成形机的曲轴凸轮
FI124349B (sv) * 2012-03-09 2014-07-15 Wärtsilä Finland Oy Hydraulisk aktuator och gasväxelventilarrangemang
FI124813B (sv) * 2013-01-07 2015-01-30 Wärtsilä Finland Oy Styranordning och förfarande för styrning av en avloppsventil
SG11201506206UA (en) 2013-02-08 2015-09-29 3M Innovative Properties Co Integrated quantum dot optical constructions
US9091184B2 (en) * 2013-03-31 2015-07-28 Jacobs Vehicle Systems, Inc. Controlling motion of a moveable part
CN103388500A (zh) * 2013-08-13 2013-11-13 姚长水 一种普通往复式活塞发动机的变程节能的方法
DE102013223926B4 (de) 2013-11-22 2018-02-08 Schaeffler Technologies AG & Co. KG Hydraulische Ventilbremse für einen hydraulisch variablen Ventiltrieb und Verfahren zur Einstellung der hydraulischen Ventilbremse
DE102014007536B4 (de) * 2014-05-16 2016-02-25 Audi Ag Brennkraftmaschine mit einem Ventiltrieb
JP6951847B2 (ja) * 2016-03-18 2021-10-20 日東電工株式会社 光学部材、ならびに、該光学部材を用いたバックライトユニットおよび液晶表示装置
AT518408B1 (de) 2016-04-05 2017-10-15 Avl List Gmbh Ventilbetätigungseinrichtung für zumindest ein gaswechselventil
KR102084908B1 (ko) * 2017-03-17 2020-03-04 바르실라 핀랜드 오이 내연 피스톤 엔진의 가스 교환 밸브용의 제어 장치 및 내연 엔진의 가스 교환 밸브용의 제어 장치의 작동 방법

Family Cites Families (13)

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US4164917A (en) * 1977-08-16 1979-08-21 Cummins Engine Company, Inc. Controllable valve tappet for use with dual ramp cam
DE2840445C2 (de) * 1978-09-16 1984-10-04 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8500 Nürnberg Hydraulische Vorrichtung zum Betätigen eines Gaswechselventils für Brennkraftmaschinen
DE3347680A1 (de) * 1983-12-31 1984-08-30 Ernst 8450 Amberg Haubner Ventilsteuerung fuer brennkraftmaschinen mit zwei unterschiedlichen ventilzeiten
DE4111610C2 (de) 1990-07-27 1998-07-30 Audi Ag Vorrichtung zur Veränderung der Steuerzeiten eines Gaswechselventils
US5158048A (en) * 1992-04-02 1992-10-27 Siemens Automotive L.P. Lost motion actuator
EP0593908B1 (de) * 1992-10-20 1995-09-27 Steyr Nutzfahrzeuge Ag Motorstaubremse
RU2038491C1 (ru) * 1993-05-19 1995-06-27 Акционерное общество "ПМЗ "Восход" Гидравлический толкатель
DE19653459A1 (de) * 1996-12-20 1998-06-25 Schaeffler Waelzlager Ohg Stößel für einen Ventiltrieb einer Brennkraftmaschine
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JP2004084626A (ja) * 2002-08-28 2004-03-18 Nippon Piston Ring Co Ltd バルブメカニズム
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FI124107B (sv) * 2006-06-30 2014-03-14 Wärtsilä Finland Oy Arrangemang för kontroll av en gasväxlingsventil i en kolvmotor och förfarande för kontroll av en gasväxlingsventil i en kolvmotor

Also Published As

Publication number Publication date
JP2011529546A (ja) 2011-12-08
FI20085756A0 (sv) 2008-07-31
KR20110044977A (ko) 2011-05-03
JP5393784B2 (ja) 2014-01-22
EP2315919B1 (en) 2016-08-24
KR101545768B1 (ko) 2015-08-19
RU2011107190A (ru) 2012-09-10
WO2010012864A1 (en) 2010-02-04
CN102105657B (zh) 2014-03-12
EP2315919A1 (en) 2011-05-04
CN102105657A (zh) 2011-06-22
RU2509219C2 (ru) 2014-03-10
FI20085756A (sv) 2010-02-01

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