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FI20106271A0 - Ohjausmenetelmä polttomoottorille ja polttomoottori - Google Patents

Ohjausmenetelmä polttomoottorille ja polttomoottori

Info

Publication number
FI20106271A0
FI20106271A0 FI20106271A FI20106271A FI20106271A0 FI 20106271 A0 FI20106271 A0 FI 20106271A0 FI 20106271 A FI20106271 A FI 20106271A FI 20106271 A FI20106271 A FI 20106271A FI 20106271 A0 FI20106271 A0 FI 20106271A0
Authority
FI
Finland
Prior art keywords
combustion engine
control method
combustion
engine
control
Prior art date
Application number
FI20106271A
Other languages
English (en)
Swedish (sv)
Other versions
FI124121B (fi
FI20106271L (fi
Inventor
Diego Delneri
Christer Hattar
Gino Rizzetto
Mikael Troberg
Anton Wintersteller
Luca Zuanigh
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 FI20106271A priority Critical patent/FI124121B/fi
Publication of FI20106271A0 publication Critical patent/FI20106271A0/fi
Priority to US13/991,095 priority patent/US9828929B2/en
Priority to PCT/FI2011/050879 priority patent/WO2012072864A1/en
Priority to CN201180055107.0A priority patent/CN103237972B/zh
Priority to EP11776474.6A priority patent/EP2646669B1/en
Priority to KR1020137013854A priority patent/KR101697142B1/ko
Publication of FI20106271L publication Critical patent/FI20106271L/fi
Application granted granted Critical
Publication of FI124121B publication Critical patent/FI124121B/fi

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
    • F02D13/0269—Controlling the valves to perform a Miller-Atkinson cycle
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/30—Controlling fuel injection
    • F02D41/32—Controlling fuel injection of the low pressure type
    • 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
    • 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
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/0002—Controlling intake air
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/30—Controlling fuel injection
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/30—Controlling fuel injection
    • F02D41/3011—Controlling fuel injection according to or using specific or several modes of combustion
    • F02D41/3017—Controlling fuel injection according to or using specific or several modes of combustion characterised by the mode(s) being used
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/30—Controlling fuel injection
    • F02D41/3094—Controlling fuel injection the fuel injection being effected by at least two different injectors, e.g. one in the intake manifold and one in the cylinder
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/30—Controlling fuel injection
    • F02D41/38—Controlling fuel injection of the high pressure type
    • F02D41/40—Controlling fuel injection of the high pressure type with means for controlling injection timing or duration
    • 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
    • F02M45/00—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship
    • F02M45/02—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts
    • F02M45/04—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts with a small initial part, e.g. initial part for partial load and initial and main part for full load
    • F02M45/08—Injectors peculiar thereto
    • 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
    • F02M45/00—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship
    • F02M45/02—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts
    • F02M45/04—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts with a small initial part, e.g. initial part for partial load and initial and main part for full load
    • F02M45/08—Injectors peculiar thereto
    • F02M45/086—Having more than one injection-valve controlling discharge orifices
    • 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
    • F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/44—Valves, e.g. injectors, with valve bodies arranged side-by-side
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/40—Engine management systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
FI20106271A 2010-12-01 2010-12-01 Polttomoottorin ohjausmenetelmä ja polttomoottori FI124121B (fi)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FI20106271A FI124121B (fi) 2010-12-01 2010-12-01 Polttomoottorin ohjausmenetelmä ja polttomoottori
US13/991,095 US9828929B2 (en) 2010-12-01 2011-10-12 Control method for an internal combustion engine and internal combustion engine
PCT/FI2011/050879 WO2012072864A1 (en) 2010-12-01 2011-10-12 Control method for an internal combustion engine and internal combustion engine
CN201180055107.0A CN103237972B (zh) 2010-12-01 2011-10-12 用于内燃发动机的控制方法和内燃发动机
EP11776474.6A EP2646669B1 (en) 2010-12-01 2011-10-12 Control method for an internal combustion engine and internal combustion engine
KR1020137013854A KR101697142B1 (ko) 2010-12-01 2011-10-12 내연 기관을 위한 제어 방법 및 내연 기관

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20106271 2010-12-01
FI20106271A FI124121B (fi) 2010-12-01 2010-12-01 Polttomoottorin ohjausmenetelmä ja polttomoottori

Publications (3)

Publication Number Publication Date
FI20106271A0 true FI20106271A0 (fi) 2010-12-01
FI20106271L FI20106271L (fi) 2012-06-02
FI124121B FI124121B (fi) 2014-03-31

Family

ID=43414967

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20106271A FI124121B (fi) 2010-12-01 2010-12-01 Polttomoottorin ohjausmenetelmä ja polttomoottori

Country Status (6)

Country Link
US (1) US9828929B2 (fi)
EP (1) EP2646669B1 (fi)
KR (1) KR101697142B1 (fi)
CN (1) CN103237972B (fi)
FI (1) FI124121B (fi)
WO (1) WO2012072864A1 (fi)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016046449A1 (en) 2014-09-23 2016-03-31 Wärtsilä Finland Oy Method in operating an internal combustion piston engine
DE102015007908A1 (de) * 2015-06-20 2016-12-22 Man Truck & Bus Ag Verfahren zum Betreiben eines Gasmotors
DE102015216303B3 (de) * 2015-08-26 2016-09-29 Ford Global Technologies, Llc Korrektur einer eingespritzten Brennstoffmenge
GB2557898B (en) * 2016-10-17 2019-08-28 Perkins Engines Co Ltd Engine assembly for a combustion engine
US11035332B2 (en) * 2017-12-19 2021-06-15 Caterpillar Inc. Fuel injector having dual solenoid control valves
WO2019145592A1 (en) * 2018-01-23 2019-08-01 Wärtsilä Finland Oy Fuel injection arrangement and method of operating piston engine
DE102023104885A1 (de) * 2023-02-28 2024-08-29 Bayerische Motoren Werke Aktiengesellschaft Verfahren zum Steuern einer Verbrennungskraftmaschine, Steuereinrichtung, Verbrennungskraftmaschine und Kraftfahrzeug

Family Cites Families (54)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19515508C2 (de) * 1994-04-28 1999-01-28 Hitachi Ltd Verfahren und Steuervorrichtung zur Antriebssteuerung eines Fahrzeugs mit Verbrennungsmotor und Getriebe
US6125801A (en) * 1997-11-25 2000-10-03 Mendler; Edward Charles Lean-burn variable compression ratio engine
EP0972932A1 (de) * 1998-07-16 2000-01-19 MaK Motoren GmbH & Co. KG Einspritzventil für Brennkraftmaschinen
SE521783C2 (sv) * 1998-10-26 2003-12-09 Volvo Ab Sätt att styra förbränningsprocessen i en förbränningsmotor samt motor med organ för att variera cylindrarnas effektiva kompressionsförhållande
GB9920144D0 (en) * 1999-08-26 1999-10-27 Lucas Industries Ltd Fuel injector
NL1013811C2 (nl) * 1999-12-09 2000-11-28 Prometheus Engineering B V Hydraulisch klepbedieningsmechanisme.
FI112527B (fi) * 1999-12-16 2003-12-15 Waertsilae Finland Oy Ruiskutusventtiilijärjestely
DE10010863A1 (de) * 2000-03-06 2001-09-27 Bosch Gmbh Robert Einspritzdüse
US6561157B2 (en) * 2000-05-08 2003-05-13 Cummins Inc. Multiple operating mode engine and method of operation
JP2002089324A (ja) * 2000-09-18 2002-03-27 Mitsubishi Electric Corp 筒内噴射エンジンの燃料噴射制御装置
US6725838B2 (en) * 2001-10-09 2004-04-27 Caterpillar Inc Fuel injector having dual mode capabilities and engine using same
US7201121B2 (en) * 2002-02-04 2007-04-10 Caterpillar Inc Combustion engine including fluidically-driven engine valve actuator
US6688280B2 (en) * 2002-05-14 2004-02-10 Caterpillar Inc Air and fuel supply system for combustion engine
JP3852363B2 (ja) * 2002-04-19 2006-11-29 日産自動車株式会社 エンジンの制御装置
US20050235951A1 (en) * 2002-05-14 2005-10-27 Weber James R Air and fuel supply system for combustion engine operating in HCCI mode
US7100552B2 (en) * 2002-05-14 2006-09-05 Caterpillar Inc. Control system and method for variable valve actuation system
US20050235953A1 (en) * 2002-05-14 2005-10-27 Weber James R Combustion engine including engine valve actuation system
US20050235950A1 (en) * 2002-05-14 2005-10-27 Weber James R Air and fuel supply system for combustion engine
US20050229900A1 (en) * 2002-05-14 2005-10-20 Caterpillar Inc. Combustion engine including exhaust purification with on-board ammonia production
US20050241302A1 (en) * 2002-05-14 2005-11-03 Weber James R Air and fuel supply system for combustion engine with particulate trap
US20050247284A1 (en) * 2002-05-14 2005-11-10 Weber James R Air and fuel supply system for combustion engine operating at optimum engine speed
US7191743B2 (en) * 2002-05-14 2007-03-20 Caterpillar Inc Air and fuel supply system for a combustion engine
US6655349B1 (en) * 2002-12-30 2003-12-02 Caterpillar Inc System for controlling a variable valve actuation system
US7331317B2 (en) * 2003-05-30 2008-02-19 Honda Motor Co., Ltd. Valve timing control system and control system for an internal combustion engine
US6912458B2 (en) * 2003-06-25 2005-06-28 Caterpillar Inc Variable valve actuation control for operation at altitude
CN100476180C (zh) * 2003-10-09 2009-04-08 Avl里斯脱有限公司 内燃机的工作方法
JP4326386B2 (ja) * 2004-03-26 2009-09-02 本田技研工業株式会社 制御装置
US20060112689A1 (en) * 2004-11-30 2006-06-01 Savage Patrick W Jr Divided housing turbocharger with a variable nozzle area
US20080121218A1 (en) * 2004-12-13 2008-05-29 Caterpillar Inc. Electric turbocompound control system
US8069835B2 (en) * 2005-03-09 2011-12-06 Caterpillar Inc. Internal combustion engine and operating method therefor
JP4475221B2 (ja) * 2005-03-11 2010-06-09 トヨタ自動車株式会社 エンジン
JP4239995B2 (ja) * 2005-03-28 2009-03-18 トヨタ自動車株式会社 内燃機関の燃料噴射装置
US7527028B2 (en) * 2006-03-09 2009-05-05 Ford Global Technologies, Llc Hybrid vehicle system having engine with variable valve operation
US7765966B2 (en) * 2006-03-09 2010-08-03 Ford Global Technologies, Llc Hybrid vehicle system having engine with variable valve operation
US7556017B2 (en) 2006-03-31 2009-07-07 Caterpillar Inc. Twin needle valve dual mode injector
US7484498B2 (en) * 2006-03-31 2009-02-03 Mazda Motor Corporation Spark-ignition gasoline engine
US7284506B1 (en) * 2006-05-08 2007-10-23 Ford Global Technologies, Llc Controlling engine operation with a first and second fuel
JP2008025551A (ja) * 2006-07-25 2008-02-07 Yanmar Co Ltd ディーゼルエンジンのバルブタイミング制御方法
US7753036B2 (en) * 2007-07-02 2010-07-13 United Technologies Corporation Compound cycle rotary engine
US7690336B2 (en) * 2008-02-29 2010-04-06 General Electric Company Adaptive miller cycle engine
DE102008001111B4 (de) * 2008-04-10 2019-03-28 Robert Bosch Gmbh Verfahren und Vorrichtung zum Betreiben einer Brennkraftmaschine und Brennkraftmaschine
JP5262910B2 (ja) * 2008-06-04 2013-08-14 日産自動車株式会社 内燃機関
DE102009023413B4 (de) * 2008-07-02 2015-02-05 Mitsubishi Jidosha Kogyo Kabushiki Kaisha Startsteuervorrichtung eines Verbrennungsmotors
JP5152135B2 (ja) * 2008-12-19 2013-02-27 日産自動車株式会社 過給式エンジンの吸気量制御装置
JP5182377B2 (ja) * 2008-12-25 2013-04-17 トヨタ自動車株式会社 内燃機関の制御装置
DE102010007071A1 (de) * 2010-02-06 2011-08-11 Volkswagen AG, 38440 Verfahren zum Betreiben einer Brennkraftmaschine
US8347857B2 (en) * 2010-06-24 2013-01-08 GM Global Technology Operations LLC Method and device for improving charged engines
US20120048218A1 (en) * 2010-08-31 2012-03-01 General Electric Company System and method for operating an internal combustion engine
US8800530B2 (en) * 2010-12-22 2014-08-12 Caterpillar Inc. Stratified charge port injection engine and method
US8459576B2 (en) * 2011-01-26 2013-06-11 Caterpillar Inc. Dual fuel injector for a common rail system
US9217378B2 (en) * 2011-02-17 2015-12-22 Honda Motor Co., Ltd. Controller for internal combustion engine
JP2013144946A (ja) * 2012-01-13 2013-07-25 Honda Motor Co Ltd 内燃機関の制御装置
US8904981B2 (en) * 2012-05-08 2014-12-09 Caterpillar Inc. Alternating split cycle combustion engine and method
JP5939031B2 (ja) * 2012-05-23 2016-06-22 スズキ株式会社 内燃機関の燃料噴射制御装置

Also Published As

Publication number Publication date
CN103237972A (zh) 2013-08-07
FI124121B (fi) 2014-03-31
FI20106271L (fi) 2012-06-02
US20140041637A1 (en) 2014-02-13
CN103237972B (zh) 2016-01-20
EP2646669A1 (en) 2013-10-09
KR20130136479A (ko) 2013-12-12
EP2646669B1 (en) 2021-06-16
US9828929B2 (en) 2017-11-28
KR101697142B1 (ko) 2017-01-17
WO2012072864A1 (en) 2012-06-07

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