BR9907326A - a pressão (p~ fuel~) no coletor de combustível (11), estimando ((53, 55, 56, 57, 58, 59, 60) a pressão média (p~ cammean~) a qual estará presente na câmara (4) durante a injeção (inj) com base nas estimativas efetuadas nos passos precedentes e com base na função representativa (f) do curso da pressão na câmara de combustão (4) sobre condições operacionais de referência do motor, estimando (61) a capacidade média (g) do injetor (12) durante a injeção (inj) com base na diferença de pressão (<30>p~ 2~) definida pela pressão (p~ fuel~) detectada no coletor de combustível (11) e a pressão média (p~ cammean~) estimada na câmara (4), e calculando e programando (61) um intervalo de remessa (<30>t~ injprog~) para o injetor (12) com base na capacidade média (g) estimada e a quantidade de combustível (qb~ inj~) a ser injetada. - Google Patents

a pressão (p~ fuel~) no coletor de combustível (11), estimando ((53, 55, 56, 57, 58, 59, 60) a pressão média (p~ cammean~) a qual estará presente na câmara (4) durante a injeção (inj) com base nas estimativas efetuadas nos passos precedentes e com base na função representativa (f) do curso da pressão na câmara de combustão (4) sobre condições operacionais de referência do motor, estimando (61) a capacidade média (g) do injetor (12) durante a injeção (inj) com base na diferença de pressão (<30>p~ 2~) definida pela pressão (p~ fuel~) detectada no coletor de combustível (11) e a pressão média (p~ cammean~) estimada na câmara (4), e calculando e programando (61) um intervalo de remessa (<30>t~ injprog~) para o injetor (12) com base na capacidade média (g) estimada e a quantidade de combustível (qb~ inj~) a ser injetada.

Info

Publication number
BR9907326A
BR9907326A BR9907326-9A BR9907326A BR9907326A BR 9907326 A BR9907326 A BR 9907326A BR 9907326 A BR9907326 A BR 9907326A BR 9907326 A BR9907326 A BR 9907326A
Authority
BR
Brazil
Prior art keywords
pressure
fuel
inj
average
chamber
Prior art date
Application number
BR9907326-9A
Other languages
English (en)
Inventor
Luca Poggio
Marco Secco
Andrea Gelmetti
Original Assignee
Magneti Marelli Spa
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 Magneti Marelli Spa filed Critical Magneti Marelli Spa
Publication of BR9907326A publication Critical patent/BR9907326A/pt

Links

Classifications

    • 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
    • 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
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/14—Introducing closed-loop corrections
    • F02D41/1401—Introducing closed-loop corrections characterised by the control or regulation method
    • 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
    • F02D41/3809—Common rail control systems
    • F02D41/3818—Common rail control systems for petrol engines
    • 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
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/14—Introducing closed-loop corrections
    • F02D41/1401—Introducing closed-loop corrections characterised by the control or regulation method
    • F02D2041/1409—Introducing closed-loop corrections characterised by the control or regulation method using at least a proportional, integral or derivative controller
    • 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
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/14—Introducing closed-loop corrections
    • F02D41/1401—Introducing closed-loop corrections characterised by the control or regulation method
    • F02D2041/1413—Controller structures or design
    • F02D2041/1431—Controller structures or design the system including an input-output delay
    • 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
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/14—Introducing closed-loop corrections
    • F02D41/1401—Introducing closed-loop corrections characterised by the control or regulation method
    • F02D2041/1433—Introducing closed-loop corrections characterised by the control or regulation method using a model or simulation of the system
    • 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)
  • Oil, Petroleum & Natural Gas (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)

Abstract

<B>MéTODO DE CONTROLE DE INJEçãO DIRETA DE COMBUSTìVEL EM UMA CAMARA DE COMBUSTãO DE UM MOTOR DE COMBUSTãO INTERNA<D>, de acordo com o qual, de maneira a efetuar a injeção (INJ) em relação a uma primeira fase (C) do cilindro começando de um ponto morto (PM~ N~), onde as seguintes etapas são feitas: estimando (51) durante a fase (A) do cilindro precedendo a primeira fase (C), a pressão (P~ COII~(PM~ N~)) a qual será presente no coletor de sucção (5) em um primeiro ponto morto (PM~ N~), estimando (52) o avanço da injeção (<sym>~ INJ~) para a injeção (INJ) na base da estimativa da pressão (P~ COII~(PM~ N~)) no coletor de sucção (5), detectando
BR9907326-9A 1998-11-26 1999-11-19 a pressão (p~ fuel~) no coletor de combustível (11), estimando ((53, 55, 56, 57, 58, 59, 60) a pressão média (p~ cammean~) a qual estará presente na câmara (4) durante a injeção (inj) com base nas estimativas efetuadas nos passos precedentes e com base na função representativa (f) do curso da pressão na câmara de combustão (4) sobre condições operacionais de referência do motor, estimando (61) a capacidade média (g) do injetor (12) durante a injeção (inj) com base na diferença de pressão (<30>p~ 2~) definida pela pressão (p~ fuel~) detectada no coletor de combustível (11) e a pressão média (p~ cammean~) estimada na câmara (4), e calculando e programando (61) um intervalo de remessa (<30>t~ injprog~) para o injetor (12) com base na capacidade média (g) estimada e a quantidade de combustível (qb~ inj~) a ser injetada. BR9907326A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1998BO000662A IT1307728B1 (it) 1998-11-26 1998-11-26 Metodo di controllo dell' iniezione diretta di carburante in unacamera di combustione di un motore endotermico.

Publications (1)

Publication Number Publication Date
BR9907326A true BR9907326A (pt) 2000-09-12

Family

ID=11343531

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9907326-9A BR9907326A (pt) 1998-11-26 1999-11-19 a pressão (p~ fuel~) no coletor de combustível (11), estimando ((53, 55, 56, 57, 58, 59, 60) a pressão média (p~ cammean~) a qual estará presente na câmara (4) durante a injeção (inj) com base nas estimativas efetuadas nos passos precedentes e com base na função representativa (f) do curso da pressão na câmara de combustão (4) sobre condições operacionais de referência do motor, estimando (61) a capacidade média (g) do injetor (12) durante a injeção (inj) com base na diferença de pressão (<30>p~ 2~) definida pela pressão (p~ fuel~) detectada no coletor de combustível (11) e a pressão média (p~ cammean~) estimada na câmara (4), e calculando e programando (61) um intervalo de remessa (<30>t~ injprog~) para o injetor (12) com base na capacidade média (g) estimada e a quantidade de combustível (qb~ inj~) a ser injetada.

Country Status (7)

Country Link
US (1) US6236931B1 (pt)
EP (1) EP1004764B1 (pt)
JP (1) JP4122119B2 (pt)
BR (1) BR9907326A (pt)
DE (1) DE69915005T2 (pt)
ES (1) ES2213968T3 (pt)
IT (1) IT1307728B1 (pt)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2801075B1 (fr) * 1999-11-17 2004-03-19 Denso Corp Appareil d'injection de carburant pour moteur a combustion interne
JP2002206446A (ja) * 2001-01-10 2002-07-26 Hitachi Ltd 内燃機関及び内燃機関の燃料噴射制御装置
US6939110B2 (en) 2002-11-06 2005-09-06 Clarke Engineering Technologies, Inc. Control system for I.C. engine driven blower
JP4515729B2 (ja) * 2003-01-30 2010-08-04 株式会社デンソー 燃料噴射装置
FR2853354B1 (fr) 2003-04-04 2006-06-09 Peugeot Citroen Automobiles Sa Moteur a combustion interne a injection directe d'essence et a allumage commande
FR2853356B1 (fr) * 2003-04-04 2006-06-30 Peugeot Citroen Automobiles Sa Moteur a combustion interne a essence et a allumage commande comprenant un systeme d'injection a tres haute pression
JP4161789B2 (ja) * 2003-04-25 2008-10-08 いすゞ自動車株式会社 燃料噴射制御装置
DE10342130A1 (de) * 2003-09-12 2005-04-07 Robert Bosch Gmbh Verfahren und Vorrichtung zum Betreiben einer Brennkraftmaschine
JP4196895B2 (ja) 2004-07-12 2008-12-17 株式会社デンソー 燃料噴射装置
JP4581586B2 (ja) * 2004-09-17 2010-11-17 トヨタ自動車株式会社 内燃機関システム及びこれを搭載する自動車並びに内燃機関の始動方法
JP4333721B2 (ja) 2006-09-22 2009-09-16 トヨタ自動車株式会社 内燃機関の燃料噴射制御装置
JP4623066B2 (ja) * 2007-08-31 2011-02-02 株式会社デンソー 内燃機関の噴射制御装置
IT1401041B1 (it) * 2010-07-14 2013-07-12 Magneti Marelli Spa Metodo di controllo dell'alimentazione di carburante in un cilindro di un motore a combustione interna a quattro tempi e ad accensione comandata.
FR2991526B1 (fr) * 2012-05-30 2014-06-13 Renault Sa Systeme et procede de surveillance du couple d'un moteur de vehicule automobile
FR3006949B1 (fr) * 2013-06-17 2016-10-21 Renault Sa Systeme et procede de surveillance du couple fourni par le moteur d'un vehicule automobile electrique ou hybride.
JP7172063B2 (ja) * 2018-03-02 2022-11-16 株式会社デンソー 噴射制御装置

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4379332A (en) * 1978-09-25 1983-04-05 The Bendix Corporation Electronic fuel injection control system for an internal combustion engine
JPH0658078B2 (ja) 1986-03-07 1994-08-03 日産自動車株式会社 内燃機関の燃料噴射制御装置
JPH03233162A (ja) * 1990-02-06 1991-10-17 Mitsubishi Electric Corp 内燃機関の燃焼制御装置
JPH051837U (ja) * 1991-06-26 1993-01-14 富士重工業株式会社 筒内直噴式エンジンの燃料噴射制御装置
JP2917617B2 (ja) * 1991-10-28 1999-07-12 トヨタ自動車株式会社 内燃機関
US5497329A (en) 1992-09-23 1996-03-05 General Motors Corporation Prediction method for engine mass air flow per cylinder
JP3295150B2 (ja) * 1992-12-15 2002-06-24 ダイハツ工業株式会社 基本燃料噴射方法
IT1268039B1 (it) 1994-03-04 1997-02-20 Weber Srl Sistema elettronico di calcolo del tempo di iniezione
JP3819462B2 (ja) 1995-11-06 2006-09-06 株式会社日立製作所 筒内噴射エンジンの制御装置
US5771861A (en) * 1996-07-01 1998-06-30 Cummins Engine Company, Inc. Apparatus and method for accurately controlling fuel injection flow rate
FR2754015B1 (fr) * 1996-09-27 1998-10-30 Inst Francais Du Petrole Procede de controle de la quantite de carburant injecte dans un moteur diesel
US5765532A (en) * 1996-12-27 1998-06-16 Cummins Engine Company, Inc. Cylinder pressure based air-fuel ratio and engine control
DE19718171C2 (de) 1997-04-29 2001-11-15 Siemens Ag Verfahren zum Bestimmen der Einspritzzeit für eine direkteinspritzende Brennkraftmaschine
DE19740608C2 (de) * 1997-09-16 2003-02-13 Daimler Chrysler Ag Verfahren zur Bestimmung einer kraftstoffeinspritzbezogenen Kenngröße für einen Verbrennungsmotor mit Hochdruckspeicher-Einspritzanlage

Also Published As

Publication number Publication date
DE69915005D1 (de) 2004-04-01
DE69915005T2 (de) 2004-12-23
ITBO980662A0 (it) 1998-11-26
EP1004764A1 (en) 2000-05-31
JP4122119B2 (ja) 2008-07-23
ITBO980662A1 (it) 2000-05-26
IT1307728B1 (it) 2001-11-14
JP2000192841A (ja) 2000-07-11
US6236931B1 (en) 2001-05-22
ES2213968T3 (es) 2004-09-01
EP1004764B1 (en) 2004-02-25

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Legal Events

Date Code Title Description
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 19/11/1999, OBSERVADAS AS CONDICOES LEGAIS.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE A 17A ANUIDADE.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2386 DE 27-09-2016 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.