DE10344428A1 - Verfahren zum Betrieb einer Brennkraftmaschine - Google Patents

Verfahren zum Betrieb einer Brennkraftmaschine Download PDF

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Publication number
DE10344428A1
DE10344428A1 DE10344428A DE10344428A DE10344428A1 DE 10344428 A1 DE10344428 A1 DE 10344428A1 DE 10344428 A DE10344428 A DE 10344428A DE 10344428 A DE10344428 A DE 10344428A DE 10344428 A1 DE10344428 A1 DE 10344428A1
Authority
DE
Germany
Prior art keywords
injection
internal combustion
operating
combustion engine
fuel
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.)
Granted
Application number
DE10344428A
Other languages
English (en)
Other versions
DE10344428B4 (de
Inventor
Goetz Brachert
Ruediger Herweg
Kai Kanning
Matthias Pfau
Jochen Schaeflein
Hans-Juergen Weimann
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.)
Mercedes Benz Group AG
Original Assignee
DaimlerChrysler AG
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 DaimlerChrysler AG filed Critical DaimlerChrysler AG
Priority to DE10344428.9A priority Critical patent/DE10344428B4/de
Priority to PCT/EP2004/009829 priority patent/WO2005038220A1/de
Publication of DE10344428A1 publication Critical patent/DE10344428A1/de
Priority to US11/389,662 priority patent/US7284531B2/en
Application granted granted Critical
Publication of DE10344428B4 publication Critical patent/DE10344428B4/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • F02D13/0203—Variable control of intake and exhaust valves
    • F02D13/0215—Variable control of intake and exhaust valves changing the valve timing only
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B11/00—Engines characterised by both fuel-air mixture compression and air compression, or characterised by both positive ignition and compression ignition, e.g. in different cylinders
    • F02B11/02—Engines characterised by both fuel-air mixture compression and air compression, or characterised by both positive ignition and compression ignition, e.g. in different cylinders convertible from fuel-air mixture compression to air compression or vice versa
    • 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
    • F02D13/0261—Controlling the valve overlap
    • F02D13/0265—Negative valve overlap for temporarily storing residual gas 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
    • F02D41/3011—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
    • F02D41/3035—Controlling fuel injection according to or using specific or several modes of combustion characterised by the mode(s) being used a mode being the premixed charge compression-ignition mode
    • F02D41/3041—Controlling fuel injection according to or using specific or several modes of combustion characterised by the mode(s) being used a mode being the premixed charge compression-ignition mode with means for triggering compression ignition, e.g. spark plug
    • 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
    • F02D41/402—Multiple injections
    • F02D41/403—Multiple injections with pilot injections
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B1/00—Engines characterised by fuel-air mixture compression
    • F02B1/12—Engines characterised by fuel-air mixture compression with compression ignition
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00—Other engines
    • F02B75/02—Engines characterised by their cycles, e.g. six-stroke
    • F02B2075/022—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle
    • F02B2075/027—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle four
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00—Other engines
    • F02B75/12—Other methods of operation
    • F02B2075/125—Direct injection in the combustion chamber for spark ignition engines, i.e. not in pre-combustion chamber
    • 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
    • F02D2041/001—Controlling intake air for engines with variable valve actuation
    • 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)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
  • High-Pressure Fuel Injection Pump Control (AREA)
  • Fuel-Injection Apparatus (AREA)

Abstract

Es wird ein Verfahren zum Betrieb einer Brennkraftmaschine vorgeschlagen, bei welchem die Einspritzung von Kraftstoff in einer Voreinspritzung und einer Haupteinspritzung vorgesehen ist. DOLLAR A Erfindungsgemäß ist vorgesehen, dass der Kraftstoff für die Voreinspritzung je nach der Verbrennungslage vor dem oberen Totpunkt des Gaswechsels und der Kraftstoff für die Haupteinspritzung saugsynchron eingespritzt wird. DOLLAR A Anwendung für Brennkraftmaschinen, insbesondere für Personen- und Lastkraftfahrzeuge.
DE10344428.9A 2003-09-25 2003-09-25 Verfahren zum Betrieb einer Brennkraftmaschine Expired - Lifetime DE10344428B4 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE10344428.9A DE10344428B4 (de) 2003-09-25 2003-09-25 Verfahren zum Betrieb einer Brennkraftmaschine
PCT/EP2004/009829 WO2005038220A1 (de) 2003-09-25 2004-09-03 Verfahren zum betrieb einer brennkraftmaschine
US11/389,662 US7284531B2 (en) 2003-09-25 2006-03-24 Method for operating an internal combustion engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE10344428.9A DE10344428B4 (de) 2003-09-25 2003-09-25 Verfahren zum Betrieb einer Brennkraftmaschine

Publications (2)

Publication Number Publication Date
DE10344428A1 true DE10344428A1 (de) 2005-05-04
DE10344428B4 DE10344428B4 (de) 2015-02-19

Family

ID=34398929

Family Applications (1)

Application Number Title Priority Date Filing Date
DE10344428.9A Expired - Lifetime DE10344428B4 (de) 2003-09-25 2003-09-25 Verfahren zum Betrieb einer Brennkraftmaschine

Country Status (3)

Country Link
US (1) US7284531B2 (de)
DE (1) DE10344428B4 (de)
WO (1) WO2005038220A1 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2428671A2 (de) 2010-09-13 2012-03-14 Volkswagen Aktiengesellschaft Verfahren und Vorrichtung zur Steuerung eines Verbrennungsmotors
WO2012089293A1 (de) 2010-12-29 2012-07-05 Volkswagen Aktiengesellschaft Verfahren und vorrichtung zur steuerung eines verbrennungsmotors

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10344423A1 (de) * 2003-09-25 2005-04-21 Daimler Chrysler Ag Verfahren zum Betrieb einer Brennkraftmaschine
DE10344426B4 (de) * 2003-09-25 2021-08-05 Daimler Ag Verfahren zum Betrieb einer Brennkraftmaschine
US7703434B2 (en) * 2007-06-05 2010-04-27 Gm Global Technology Operations, Inc. Method and apparatus for controlling ignition timing in a compression-ignition engine operating in an auto-ignition mode
EP2006520B1 (de) * 2007-06-20 2017-12-06 Volvo Car Corporation System für Verbrennungsmotor und Verfahren in einem solchen System
JP4863980B2 (ja) * 2007-12-07 2012-01-25 日立オートモティブシステムズ株式会社 火花点火式内燃機関の制御装置
JP5086887B2 (ja) * 2008-05-16 2012-11-28 トヨタ自動車株式会社 内燃機関の燃料噴射制御装置
DE102012011149A1 (de) * 2012-06-05 2013-12-05 Abb Turbo Systems Ag Einspritzsystem für kompressionsgezündete Dieselmotoren
JP5873059B2 (ja) * 2013-09-30 2016-03-01 株式会社豊田中央研究所 圧縮着火式内燃機関
US10316786B2 (en) * 2014-12-01 2019-06-11 Ford Global Technologies, Llc Methods and systems for adjusting a direct fuel injector
DE102021119337A1 (de) 2021-07-26 2023-01-26 Volkswagen Aktiengesellschaft Verfahren zum Betreiben eines Verbrennungsmotors sowie Verbrennungsmotor

Family Cites Families (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2605055B1 (fr) * 1986-10-08 1991-09-27 Daimler Benz Ag Procede d'injection directe de carburant pour un moteur diesel
AU694353B2 (en) * 1995-04-28 1998-07-16 Ficht Gmbh & Co. Kg Fuel injection device for internal combustion engines
DE19519663A1 (de) 1995-05-30 1996-05-15 Daimler Benz Ag Verfahren zum Betrieb eines Verbrennungsmotors mit Selbstzündung
US6014158A (en) 1997-04-29 2000-01-11 Eastman Kodak Company Transfer roller electrical bias control
DE19810935C2 (de) * 1998-03-13 2000-03-30 Daimler Chrysler Ag Verfahren zum Betrieb einer im Viertakt arbeitenden Hubkolben-Brennkraftmaschine
DE19818596C5 (de) * 1998-04-25 2006-06-29 Daimlerchrysler Ag Verfahren zum Betrieb einer im Viertakt arbeitenden Hubkolbenbrennkraftmaschine
AT3135U1 (de) * 1998-06-18 1999-10-25 Avl List Gmbh Verfahren zum betreiben einer mit sowohl fremd-, als auch selbstzündbarem kraftstoff, insbesondere benzin betriebenen brennkraftmaschine
DE19852552C2 (de) * 1998-11-13 2000-10-05 Daimler Chrysler Ag Verfahren zum Betrieb eines im Viertakt arbeitenden Verbrennungsmotors
DE19916485C2 (de) * 1999-04-13 2001-10-31 Daimler Chrysler Ag Verfahren zum Betrieb einer Hubkolbenbrennkraftmaschine
JP3835142B2 (ja) * 1999-09-07 2006-10-18 日産自動車株式会社 自己着火・火花点火式内燃機関の制御装置
JP4253426B2 (ja) * 1999-09-14 2009-04-15 日産自動車株式会社 圧縮自己着火式ガソリン機関
DE60015885T2 (de) * 1999-09-17 2005-03-17 Nissan Motor Co., Ltd., Yokohama Benzinbrennkraftmaschine mit Verdichtungszündung
JP3815163B2 (ja) * 2000-01-25 2006-08-30 日産自動車株式会社 圧縮自己着火式内燃機関
US6636766B2 (en) * 2000-05-15 2003-10-21 Pacesetter, Inc. System and method for preventing sudden heart rate drop using implantable cardiac pacing device
US6390054B1 (en) * 2000-08-26 2002-05-21 Ford Global Technologies, Inc. Engine control strategy for a hybrid HCCI engine
AT5133U1 (de) * 2000-10-03 2002-03-25 Avl List Gmbh Verfahren zum betreiben einer mit selbstzündbarem kraftstoff betriebenen brennkraftmaschine
JP3931549B2 (ja) * 2000-10-19 2007-06-20 日産自動車株式会社 内燃機関のバルブタイミング制御装置
JP4686942B2 (ja) * 2001-09-07 2011-05-25 いすゞ自動車株式会社 直接噴射式ディーゼルエンジン
DE10201016A1 (de) * 2002-01-11 2003-07-24 Daimler Chrysler Ag Verfahren zum Betrieb einer Brennkraftmaschine mit Abgasreinigungsanlage und Brennkraftmaschine
US6736106B2 (en) * 2002-01-23 2004-05-18 Wisconsin Alumni Research Foundation Engine valve actuation for combustion enhancement
DE10244364A1 (de) * 2002-09-24 2004-04-01 Daimlerchrysler Ag Brennkraftmaschine mit Selbstzündung
DE60209437T2 (de) * 2002-12-30 2006-10-12 Ford Global Technologies, LLC (n.d.Ges.d. Staates Delaware), Dearborn Verbrennungskraftmaschine, Verfahren zu deren Betrieb mit Selbstzündung und Computer lesbares Speichermedium
DE10344426B4 (de) * 2003-09-25 2021-08-05 Daimler Ag Verfahren zum Betrieb einer Brennkraftmaschine
EP1681452A1 (de) * 2005-01-13 2006-07-19 Ford Global Technologies, LLC Brennkraftmaschine und Verfahren für selbstgezündeten Betrieb dieser Brennkraftmaschine
US7367313B2 (en) * 2005-03-03 2008-05-06 Gm Global Technology Operations, Inc. Speed transient control methods for direct-injection engines with controlled auto-ignition combustion
CN101160458B (zh) * 2005-03-03 2011-07-06 通用汽车环球科技运作公司 用于在具有受控自燃燃烧的直喷发动机的稀空燃比和化学计量空燃比燃烧模式之间负载转变控制的方法
US7370633B2 (en) * 2005-03-03 2008-05-13 Gm Global Technology Operations, Inc. Load transient control methods for direct-injection engines with controlled auto-ignition combustion
EP1705358B1 (de) * 2005-03-22 2007-11-14 Ford Global Technologies, LLC Brennkraftmaschine und Verfahren zum Steuern der Umschaltung des Betriebsmodus
US7168420B1 (en) * 2005-09-21 2007-01-30 Ford Global Technologies, Llc System and method for engine operation with spark assisted compression ignition

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2428671A2 (de) 2010-09-13 2012-03-14 Volkswagen Aktiengesellschaft Verfahren und Vorrichtung zur Steuerung eines Verbrennungsmotors
DE102010045083A1 (de) 2010-09-13 2012-03-15 Volkswagen Ag Verfahren und Vorrichtung zur Steuerung eines Verbrennungsmotors
US9279381B2 (en) 2010-09-13 2016-03-08 Volkswagen Ag Method and device for controlling an internal combustion engine
WO2012089293A1 (de) 2010-12-29 2012-07-05 Volkswagen Aktiengesellschaft Verfahren und vorrichtung zur steuerung eines verbrennungsmotors
DE102010064344A1 (de) 2010-12-29 2012-07-05 Volkswagen Ag Verfahren und Vorrichtung zur Steuerung eines Verbrennungsmotors

Also Published As

Publication number Publication date
US20060201476A1 (en) 2006-09-14
US7284531B2 (en) 2007-10-23
DE10344428B4 (de) 2015-02-19
WO2005038220A1 (de) 2005-04-28

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Legal Events

Date Code Title Description
8127 New person/name/address of the applicant

Owner name: DAIMLERCHRYSLER AG, 70327 STUTTGART, DE

8127 New person/name/address of the applicant

Owner name: DAIMLER AG, 70327 STUTTGART, DE

8110 Request for examination paragraph 44
R016 Response to examination communication
R018 Grant decision by examination section/examining division
R020 Patent grant now final
R081 Change of applicant/patentee

Owner name: MERCEDES-BENZ GROUP AG, DE

Free format text: FORMER OWNER: DAIMLER AG, 70327 STUTTGART, DE

Owner name: DAIMLER AG, DE

Free format text: FORMER OWNER: DAIMLER AG, 70327 STUTTGART, DE

R081 Change of applicant/patentee

Owner name: MERCEDES-BENZ GROUP AG, DE

Free format text: FORMER OWNER: DAIMLER AG, STUTTGART, DE

R071 Expiry of right