EP1227223A3 - Multi cylinder internal combustion engine and control method therefor - Google Patents

Multi cylinder internal combustion engine and control method therefor Download PDF

Info

Publication number
EP1227223A3
EP1227223A3 EP02002274A EP02002274A EP1227223A3 EP 1227223 A3 EP1227223 A3 EP 1227223A3 EP 02002274 A EP02002274 A EP 02002274A EP 02002274 A EP02002274 A EP 02002274A EP 1227223 A3 EP1227223 A3 EP 1227223A3
Authority
EP
European Patent Office
Prior art keywords
combustion engine
internal combustion
cylinder internal
control method
method therefor
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.)
Withdrawn
Application number
EP02002274A
Other languages
German (de)
French (fr)
Other versions
EP1227223A2 (en
Inventor
Hiroyuki Maeda
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.)
Yamaha Motor Co Ltd
Original Assignee
Yamaha Motor Co Ltd
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 Yamaha Motor Co Ltd filed Critical Yamaha Motor Co Ltd
Publication of EP1227223A2 publication Critical patent/EP1227223A2/en
Publication of EP1227223A3 publication Critical patent/EP1227223A3/en
Withdrawn legal-status Critical Current

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
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/26—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of two or more valves operated simultaneously by same transmitting-gear; peculiar to machines or engines with more than two lift-valves per cylinder
    • F01L1/267—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of two or more valves operated simultaneously by same transmitting-gear; peculiar to machines or engines with more than two lift-valves per cylinder with means for varying the timing or the lift of the valves
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve Device For Special Equipments (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)

Abstract

The present invention relates to a multi-cylinder internal combustion engine and a control method therefor, wherein maximum-lift timings of a low speed and high speed cams in at least one cylinder of the multi-cylinder internal combustion engine are varied so as to correct irregularities in volumetric efficiency between cylinders.
EP02002274A 2001-01-30 2002-01-30 Multi cylinder internal combustion engine and control method therefor Withdrawn EP1227223A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001021829 2001-01-30
JP2001021829A JP2002227667A (en) 2001-01-30 2001-01-30 Variable valve device for internal combustion engine

Publications (2)

Publication Number Publication Date
EP1227223A2 EP1227223A2 (en) 2002-07-31
EP1227223A3 true EP1227223A3 (en) 2003-04-23

Family

ID=18887327

Family Applications (1)

Application Number Title Priority Date Filing Date
EP02002274A Withdrawn EP1227223A3 (en) 2001-01-30 2002-01-30 Multi cylinder internal combustion engine and control method therefor

Country Status (3)

Country Link
US (1) US20020100441A1 (en)
EP (1) EP1227223A3 (en)
JP (1) JP2002227667A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2003297437A1 (en) * 2002-12-23 2004-07-22 Jacobs Vehicle Systems, Inc. Method of modifying exhaust valve timing to improve engine performance
EP1873377B1 (en) * 2006-06-28 2010-03-17 Ford Global Technologies, LLC An internal combustion engine comprising a variable valve lift profile system and a method for controlling valve lift profile shifting
US7325521B1 (en) 2006-08-02 2008-02-05 Ford Global Technologies, Llc System and method for improved cam retard
JP5346750B2 (en) * 2009-09-11 2013-11-20 本田技研工業株式会社 Valve operating device for V-type internal combustion engine
US8733311B2 (en) * 2010-02-12 2014-05-27 Schaeffler Technologies AG & Co. KG Switchable roller finger follower
JP2015178799A (en) * 2014-03-19 2015-10-08 日立オートモティブシステムズ株式会社 Variable valve device for internal combustion engine
EP3417156B1 (en) 2016-02-16 2020-03-25 Volvo Truck Corporation A device for controlling at least one valve in an internal combustion engine
US11136906B2 (en) * 2017-11-10 2021-10-05 Eaton Intelligent Power Limited Added motion dual lift rocker arm

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0524664A2 (en) * 1986-08-27 1993-01-27 Honda Giken Kogyo Kabushiki Kaisha Valve operating apparatus in an internal combustion engine
DE19606054A1 (en) * 1996-02-19 1997-08-21 Porsche Ag Valve drive for internal combustion engine
US5803029A (en) * 1996-09-11 1998-09-08 Toyota Jidosha Kabushiki Kaisha Valve performance controller for internal combustion engine
DE10033437A1 (en) * 1999-07-08 2001-01-18 Unisia Jecs Corp Valve operating device for internal combustion engine, with camshaft, cams, main tappet shaft, auxiliary tappet shaft and tappets

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0524664A2 (en) * 1986-08-27 1993-01-27 Honda Giken Kogyo Kabushiki Kaisha Valve operating apparatus in an internal combustion engine
DE19606054A1 (en) * 1996-02-19 1997-08-21 Porsche Ag Valve drive for internal combustion engine
US5803029A (en) * 1996-09-11 1998-09-08 Toyota Jidosha Kabushiki Kaisha Valve performance controller for internal combustion engine
DE10033437A1 (en) * 1999-07-08 2001-01-18 Unisia Jecs Corp Valve operating device for internal combustion engine, with camshaft, cams, main tappet shaft, auxiliary tappet shaft and tappets

Also Published As

Publication number Publication date
US20020100441A1 (en) 2002-08-01
JP2002227667A (en) 2002-08-14
EP1227223A2 (en) 2002-07-31

Similar Documents

Publication Publication Date Title
EP1136678A3 (en) Control system for controlling variable valve type internal combustion engine
EP1350936A3 (en) In-cylinder injection type spark-ignition internal combustion engine and control method thereof
DE50213520D1 (en) Device for changing the timing of gas exchange valves of an internal combustion engine, in particular rotary piston adjusting device for adjusting the rotational angle of a camshaft relative to a crankshaft
EP1136661A3 (en) Method and apparatus for controlling the cylinder torque of a combustion engine having electromagnetically driven valves
AU2003211985A1 (en) Catalyst for clarifying exhaust emission from internal combustion engine, method for preparation thereof, and method for clarifying exhaust emission from internal combustion engine
ATE422023T1 (en) METHOD AND SYSTEM FOR IMPROVING ENGINE BRAKING THROUGH VARIABLE VALVE ACTUATION
EP1508676A3 (en) Multi-cylinder diesel engine with variably actuated valves
EP1691041A3 (en) A multicylinder engine with variable actuation of the valves
EP1057982A3 (en) Four-stroke cycle engine
HK1089497A1 (en) Method for producing a one-piece piston for an internal combustion engine
GB2335466B (en) Multi-Cylinder reciprocating internal combustion engine with at least two cylinder banks
FR2833038B1 (en) METHOD FOR OPERATING A MULTI-CYLINDER INTERNAL COMBUSTION ENGINE
EP1643086A3 (en) Multi-cylinder internal combustion engine
EP0809004A4 (en) V type diesel engine
EP1318284A3 (en) System and method for controlling a variable displacement engine
EP1065349A3 (en) Method and system for controlling internal combustion engine
EP1227223A3 (en) Multi cylinder internal combustion engine and control method therefor
DE59602332D1 (en) HYPOCYCLOID CRANKSHAFT FOR PISTON PISTON, IN PARTICULAR FOR INTERNAL COMBUSTION ENGINES WITH OPPOSING CYLINDER ROWS
EP1243763A3 (en) Internal-combustion engine with hydraulic system for variable operation of the valves and with means for bleeding the hydraulic system
EP1371816A3 (en) Assembled Camshaft for Engine and Production Method Thereof
EP1262648A3 (en) Control apparatus of internal combustion engine
AU3914501A (en) Method for operating a multi-cylinder internal combustion engine
EP1231372A3 (en) "Method for estimating the filling of a cylinder in an internal combustion engine"
EP1943411B1 (en) Engine with intake valves operated by camshaft
EP1072776A3 (en) System for detecting the operative strokes of an internal combustion reciprocating engine

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

AX Request for extension of the european patent

Extension state: AL LT LV MK RO SI

RIC1 Information provided on ipc code assigned before grant

Ipc: 7F 01L 1/34 B

Ipc: 7F 01L 13/00 B

Ipc: 7F 01L 1/26 A

17P Request for examination filed

Effective date: 20031023

AKX Designation fees paid

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

17Q First examination report despatched

Effective date: 20060914

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20070124