FI20095770A - Piston Engine Intake Valve Control System - Google Patents

Piston Engine Intake Valve Control System Download PDF

Info

Publication number
FI20095770A
FI20095770A FI20095770A FI20095770A FI20095770A FI 20095770 A FI20095770 A FI 20095770A FI 20095770 A FI20095770 A FI 20095770A FI 20095770 A FI20095770 A FI 20095770A FI 20095770 A FI20095770 A FI 20095770A
Authority
FI
Finland
Prior art keywords
control system
intake valve
valve control
piston engine
engine intake
Prior art date
Application number
FI20095770A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI123927B (en
FI20095770A0 (en
Inventor
Magnus Sundsten
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 FI20095770A priority Critical patent/FI123927B/en
Publication of FI20095770A0 publication Critical patent/FI20095770A0/en
Priority to CN201080026850.9A priority patent/CN102472130B/en
Priority to PCT/FI2010/050461 priority patent/WO2011004059A1/en
Priority to KR1020127000508A priority patent/KR101521335B1/en
Priority to EP10731543.4A priority patent/EP2452054B1/en
Publication of FI20095770A publication Critical patent/FI20095770A/en
Application granted granted Critical
Publication of FI123927B publication Critical patent/FI123927B/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
    • F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
    • F02D13/0223—Variable control of the intake valves only
    • F02D13/0234—Variable control of the intake valves only changing the valve timing only
    • 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
    • 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
    • F01L1/12—Transmitting gear between valve drive and valve
    • 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
    • F01L1/12—Transmitting gear between valve drive and valve
    • F01L1/14—Tappets; Push rods
    • 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
    • F01L1/12—Transmitting gear between valve drive and valve
    • F01L1/14—Tappets; Push rods
    • F01L1/146—Push-rods
    • 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
    • F01L1/2405—Adjusting or compensating clearance automatically, e.g. mechanically by fluid means, e.g. hydraulically by means of a hydraulic adjusting device located between the cylinder head 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
    • 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
    • F01L9/12—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 with a liquid chamber between a piston actuated by a cam and a piston acting on a valve stem
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
    • F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
    • 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)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Valve Device For Special Equipments (AREA)
FI20095770A 2009-07-07 2009-07-07 Control arrangement for a suction valve in a piston engine FI123927B (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FI20095770A FI123927B (en) 2009-07-07 2009-07-07 Control arrangement for a suction valve in a piston engine
CN201080026850.9A CN102472130B (en) 2009-07-07 2010-06-04 A kind of control gear of the suction valve for reciprocating engine
PCT/FI2010/050461 WO2011004059A1 (en) 2009-07-07 2010-06-04 A control arrangement for an inlet valve in a piston engine
KR1020127000508A KR101521335B1 (en) 2009-07-07 2010-06-04 A control arrangement for an inlet valve in a piston engine
EP10731543.4A EP2452054B1 (en) 2009-07-07 2010-06-04 A control arrangement for an inlet valve in a piston engine

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20095770 2009-07-07
FI20095770A FI123927B (en) 2009-07-07 2009-07-07 Control arrangement for a suction valve in a piston engine

Publications (3)

Publication Number Publication Date
FI20095770A0 FI20095770A0 (en) 2009-07-07
FI20095770A true FI20095770A (en) 2011-01-08
FI123927B FI123927B (en) 2013-12-31

Family

ID=40935851

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20095770A FI123927B (en) 2009-07-07 2009-07-07 Control arrangement for a suction valve in a piston engine

Country Status (5)

Country Link
EP (1) EP2452054B1 (en)
KR (1) KR101521335B1 (en)
CN (1) CN102472130B (en)
FI (1) FI123927B (en)
WO (1) WO2011004059A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101371827B1 (en) * 2012-10-19 2014-03-07 현대중공업 주식회사 Variable valve timing apparatus
FI20135003L (en) * 2013-01-03 2014-07-04 Waertsilae Finland Oy Drain valve device and method for checking closure of a drain valve
FI124813B (en) * 2013-01-07 2015-01-30 Wärtsilä Finland Oy Control arrangement and method for controlling the exhaust valve
FI20145173L (en) 2014-02-21 2015-08-22 Waertsilae Finland Oy Anterior chamber arrangement
CN104443595B (en) * 2014-11-26 2016-08-24 李淑兰 A kind of air valve structure of improvement
WO2018166612A1 (en) * 2017-03-17 2018-09-20 Wärtsilä Finland Oy A control arrangement for a gas exchange valve in an internal combustion piston engine and method of operating a control arrangement for a gas exchange valve in an internal combustion engine
EP3715594B1 (en) * 2019-03-29 2021-10-27 ABB Schweiz AG Valve drive with hydraulic delay element for a combustion engine

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3742921A (en) * 1971-07-23 1973-07-03 M Rendine Variable lift hydraulic valve lifter
DE3625664A1 (en) * 1986-07-29 1988-02-04 Bayerische Motoren Werke Ag Device for influencing the valve stroke controlled by a cam
DE3833459A1 (en) * 1988-10-01 1990-04-05 Audi Ag Hydraulic valve gear for an internal combustion engine
DE4202542A1 (en) * 1991-02-12 1992-08-13 Volkswagen Ag Variable lift valve drive - adjusts piston surface area presented to pressure in pressure chamber
US7137374B1 (en) * 2006-02-15 2006-11-21 Mike Wayne Ballard Adjustable hydraulic valve lifter
FI124107B (en) * 2006-06-30 2014-03-14 Wärtsilä Finland Oy Piston Engine Gas Exchange Valve Control Arrangement and Method for Controlling a Piston Engine Gas Exchange Valve

Also Published As

Publication number Publication date
EP2452054A1 (en) 2012-05-16
KR101521335B1 (en) 2015-05-18
FI123927B (en) 2013-12-31
CN102472130A (en) 2012-05-23
EP2452054B1 (en) 2013-07-24
FI20095770A0 (en) 2009-07-07
KR20120032519A (en) 2012-04-05
CN102472130B (en) 2015-08-12
WO2011004059A1 (en) 2011-01-13

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