FI20135018L - Venttiilinnostojärjestely ja menetelmä pakoventtiilin käyttämiseksi - Google Patents

Venttiilinnostojärjestely ja menetelmä pakoventtiilin käyttämiseksi Download PDF

Info

Publication number
FI20135018L
FI20135018L FI20135018A FI20135018A FI20135018L FI 20135018 L FI20135018 L FI 20135018L FI 20135018 A FI20135018 A FI 20135018A FI 20135018 A FI20135018 A FI 20135018A FI 20135018 L FI20135018 L FI 20135018L
Authority
FI
Finland
Prior art keywords
valve
operating
lifting arrangement
exhaust valve
exhaust
Prior art date
Application number
FI20135018A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Inventor
Magnus Sundsten
Saku Niinikangas
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
Priority to FI20135018A priority Critical patent/FI20135018L/fi
Priority to PCT/FI2013/051217 priority patent/WO2014106686A1/en
Priority to EP13824501.4A priority patent/EP2941548B1/de
Publication of FI20135018L publication Critical patent/FI20135018L/fi

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
    • 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
    • F01L13/0036—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 the valves being driven by two or more cams with different shape, size or timing or a single cam profiled in axial and radial direction
    • F01L13/0047—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 the valves being driven by two or more cams with different shape, size or timing or a single cam profiled in axial and radial direction the movement of the valves resulting from the sum of the simultaneous actions of at least two cams, the cams being independently variable in phase in respect of each other
    • 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
    • F01L1/25—Hydraulic tappets between cam and valve stem
    • 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
    • F01L13/06—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for braking
    • 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
    • F01L13/08—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for decompression, e.g. during starting; for changing compression ratio
    • F01L13/085—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for decompression, e.g. during starting; for changing compression ratio the valve-gear having an auxiliary cam protruding from the main cam profile
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D21/00—Controlling engines characterised by their being supplied with non-airborne oxygen or other non-fuel gas
    • F02D21/06—Controlling engines characterised by their being supplied with non-airborne oxygen or other non-fuel gas peculiar to engines having other non-fuel gas added to combustion air
    • F02D21/08—Controlling engines characterised by their being supplied with non-airborne oxygen or other non-fuel gas peculiar to engines having other non-fuel gas added to combustion air the other gas being the exhaust gas of engine
    • 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
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/01—Internal exhaust gas recirculation, i.e. wherein the residual exhaust gases are trapped in the cylinder or pushed back from the intake or the exhaust manifold into the combustion chamber without the use of additional passages

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Valve Device For Special Equipments (AREA)
FI20135018A 2013-01-07 2013-01-07 Venttiilinnostojärjestely ja menetelmä pakoventtiilin käyttämiseksi FI20135018L (fi)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FI20135018A FI20135018L (fi) 2013-01-07 2013-01-07 Venttiilinnostojärjestely ja menetelmä pakoventtiilin käyttämiseksi
PCT/FI2013/051217 WO2014106686A1 (en) 2013-01-07 2013-12-31 Valve lifting arrangement and method for operating exhaust valve
EP13824501.4A EP2941548B1 (de) 2013-01-07 2013-12-31 Ventil hebeanordnung und verfahren zum betrieb eines abgasventils

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20135018A FI20135018L (fi) 2013-01-07 2013-01-07 Venttiilinnostojärjestely ja menetelmä pakoventtiilin käyttämiseksi

Publications (1)

Publication Number Publication Date
FI20135018L true FI20135018L (fi) 2014-07-08

Family

ID=50023593

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20135018A FI20135018L (fi) 2013-01-07 2013-01-07 Venttiilinnostojärjestely ja menetelmä pakoventtiilin käyttämiseksi

Country Status (3)

Country Link
EP (1) EP2941548B1 (de)
FI (1) FI20135018L (de)
WO (1) WO2014106686A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102664741B1 (ko) * 2018-10-05 2024-05-10 제임스 도메닉 크라잔시취 개선된 연소 엔진

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5537976A (en) * 1995-08-08 1996-07-23 Diesel Engine Retarders, Inc. Four-cycle internal combustion engines with two-cycle compression release braking
US6125828A (en) * 1995-08-08 2000-10-03 Diesel Engine Retarders, Inc. Internal combustion engine with combined cam and electro-hydraulic engine valve control
JP3700485B2 (ja) 1999-08-23 2005-09-28 トヨタ自動車株式会社 内燃機関のバルブ特性制御装置
GB0620446D0 (en) 2006-10-14 2006-11-22 Powertrain Technology Ltd Improvements to valve mechanisms with hydraulically actuated secondary opening
US20100037854A1 (en) * 2008-08-18 2010-02-18 Zhou Yang Apparatus and method for engine braking
FI123065B (fi) * 2011-05-17 2012-10-31 Waertsilae Finland Oy Monisylinterinen mäntämoottori

Also Published As

Publication number Publication date
EP2941548A1 (de) 2015-11-11
WO2014106686A1 (en) 2014-07-10
EP2941548B1 (de) 2016-11-23

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Legal Events

Date Code Title Description
FD Application lapsed