ES2046596T3 - Sistema electronico de inyeccion de carburante para motores de combustion interna. - Google Patents

Sistema electronico de inyeccion de carburante para motores de combustion interna.

Info

Publication number
ES2046596T3
ES2046596T3 ES199090111562T ES90111562T ES2046596T3 ES 2046596 T3 ES2046596 T3 ES 2046596T3 ES 199090111562 T ES199090111562 T ES 199090111562T ES 90111562 T ES90111562 T ES 90111562T ES 2046596 T3 ES2046596 T3 ES 2046596T3
Authority
ES
Spain
Prior art keywords
detect
sensor
injection time
correction factors
kadat
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.)
Expired - Lifetime
Application number
ES199090111562T
Other languages
English (en)
Inventor
Massimo Fato
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.)
Weber SRL
Original Assignee
Weber SRL
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 Weber SRL filed Critical Weber SRL
Application granted granted Critical
Publication of ES2046596T3 publication Critical patent/ES2046596T3/es
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
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
    • F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
    • F02D41/2425—Particular ways of programming the data
    • F02D41/2429—Methods of calibrating or learning
    • F02D41/2451—Methods of calibrating or learning characterised by what is learned or calibrated
    • F02D41/2464—Characteristics of actuators
    • F02D41/2467—Characteristics of actuators for injectors
    • 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
    • F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
    • F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
    • F02D41/2409—Addressing techniques specially adapted therefor
    • 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
    • F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
    • F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
    • F02D41/2425—Particular ways of programming the data
    • F02D41/2429—Methods of calibrating or learning
    • F02D41/2441—Methods of calibrating or learning characterised by the learning conditions
    • F02D41/2445—Methods of calibrating or learning characterised by the learning conditions characterised by a plurality of learning conditions or ranges
    • 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
    • F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
    • F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
    • F02D41/2425—Particular ways of programming the data
    • F02D41/2429—Methods of calibrating or learning
    • F02D41/2451—Methods of calibrating or learning characterised by what is learned or calibrated
    • F02D41/2454—Learning of the air-fuel ratio control
    • 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
    • F02B2275/00—Other engines, components or details, not provided for in other groups of this subclass
    • F02B2275/14—Direct injection into combustion chamber
    • 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

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)
  • Combined Controls Of Internal Combustion Engines (AREA)

Abstract

UN SISTEMA CONTROLADO DE EMISION DE GASES DE ESCAPE QUE TIENE UNA CONFIGURACION SIMPLIFICADA Y UN SISTEMA ELECTRONICO DE INYECCION DE COMBUSTIBLE PARA MOTORES DE COMBUSTION INTERNA (1) POR MEDIO DE UNA UNIDAD DE MONOINYECCION (4), QUE COMPRENDE UNA UNIDAD ELECTRONICA DE PROCESAMIENTO CENTRAL (16), QUE INCLUYE UNA UNIDAD DE PROCESADOR CENTRAL QUE RECIBE SEÑALES DE INFORMACION DESDE UN MEDIO (21) PARA DETECTAR LA VELOCIDAD DE ROTACION DEL MOTOR Y DE UN SENSOR (23) PARA DETECTAR LA POSICION DE UNA VALVULA DE MARIPOSA PARA REGULAR LA CANTIDAD DE SUMINISTRO DE AIRE AL MOTOR, PARA EL CALCULO DE ANILLO ABIERTO DE UN TIEMPO DE INYECCION BASICO, DE UN SENSOR DE GAS DE ESCAPE (25), ASI COMO DE UN SENSOR (27) PARA DETECTAR LA TEMPERATURA DEL LIQUIDO REFRIGERANTE DEL MOTOR Y DE UN SENSOR (17) PARA DETECTAR LA TEMPERATURA DEL AIRE SUMINISTRADO AL MOTOR, PARA EL CALCULO DE LOS COEFICIENTES DE CORRECCION DE TIEMPO DE INYECCION; EN EL QUE ESTA UNIDAD CENTRAL DE PROCESAMIENTO (36) COMPRENDE MEDIOS PARA EL CALCULO Y LA MODIFICACION AUTOMATICA EN MEMORIA POR MEDIO DE SEGUNDOS FACTORES DE CORRECCION (KADAT) DE DICHO TIEMPO BASICO DE INYECCION (TJ) CON DEPENDENCIA DE LOS PRIMEROS FACTORES DE CORRECCION (KLAMBDA) OBTENIDOS POR MEDIO DE LA SEÑAL PROCEDENTE DEL SENSOR DE GAS DE ESCAPE (25), Y MEDIOS PARA LA CORRECCION DE ESTE TIEMPO BASICO DE INYECCION (TJ) CON DEPENDENCIA DE LOS SEGUNDOS FACTORES DE CORRECCION (KADAT) QUE SE PUEDEN MODIFICAR AUTOMATICAMENTE POR EL SISTEMA, QUE SON MENORES EN NUMERO QUE EL NUMERO DE ZONAS DE SUBDIVISION DE UNA REGION DE TRABAJO DEL MOTOR (1) PARA LA SELECCION DE ESTOS SEGUNDOS FACTORES DE CORRECCION (KADAT), SIENDO DIRECCIONABLES ESTAS ZONAS POR MEDIO DE DIRECCIONAMIENTO CON DEPENDENCIA DE ESTAS SEÑALES DE INFORMACION (20,22) PROCEDENTES DEL MEDIO (21) PARA LA DETECCION DE LA VELOCIDAD DE ROTACION DEL MOTOR Y DEL MEDIO (23) PARA LA DETECCION DE LA POSICION DE LA VALVULA DE MARIPOSA (6).
ES199090111562T 1989-06-20 1990-06-19 Sistema electronico de inyeccion de carburante para motores de combustion interna. Expired - Lifetime ES2046596T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8967502A IT1234958B (it) 1989-06-20 1989-06-20 Sistema di iniezione elettronica di carburante per motori a scoppio, con strategie autoadattative di correzione delle deviazioni dal rapporto ottimale per le quantita' di aria e benzina alimentate al motore

Publications (1)

Publication Number Publication Date
ES2046596T3 true ES2046596T3 (es) 1994-02-01

Family

ID=11302960

Family Applications (1)

Application Number Title Priority Date Filing Date
ES199090111562T Expired - Lifetime ES2046596T3 (es) 1989-06-20 1990-06-19 Sistema electronico de inyeccion de carburante para motores de combustion interna.

Country Status (6)

Country Link
EP (1) EP0404060B1 (es)
BR (1) BR9002898A (es)
DE (1) DE69001715T2 (es)
ES (1) ES2046596T3 (es)
IT (1) IT1234958B (es)
RU (1) RU2027050C1 (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004076839A1 (fr) * 2003-02-25 2004-09-10 Ishchenko Aleksandr A Procede pour regler le fonctionnement d'un moteur a combustion interne
JP4643323B2 (ja) 2005-03-18 2011-03-02 トヨタ自動車株式会社 内燃機関の制御装置
JP4981743B2 (ja) 2008-05-08 2012-07-25 三菱重工業株式会社 ディーゼルエンジンの燃料制御装置
ES2689729T3 (es) * 2010-05-06 2018-11-15 Fpt Motorenforschung Ag Método y dispositivo para controlar un sensor de humedad en un motor de combustión, usando medición de oxígeno de otros sensores en el motor, tales como sensores de NOx, lambda y/o de oxígeno
JP5204156B2 (ja) * 2010-06-22 2013-06-05 トヨタ自動車株式会社 内燃機関の燃料噴射制御装置
CN102536566B (zh) * 2010-12-07 2014-01-22 联创汽车电子有限公司 使用eTPU单元进行喷油器电流波形控制的系统及方法
JP5793935B2 (ja) * 2011-04-25 2015-10-14 日産自動車株式会社 内燃機関の点火時期制御装置及び点火時期制御方法
US9447744B2 (en) * 2014-07-17 2016-09-20 Ford Global Technologies, Llc Fuel shift monitor
CN113006961B (zh) * 2021-02-24 2022-12-27 东风汽车集团股份有限公司 汽油机vvt变化时燃油控制方法及系统

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58150057A (ja) * 1982-03-01 1983-09-06 Toyota Motor Corp 内燃機関の空燃比学習制御方法
JPS5954750A (ja) * 1982-09-20 1984-03-29 Mazda Motor Corp エンジンの燃料制御装置
JPS59192838A (ja) * 1983-04-14 1984-11-01 Nippon Denso Co Ltd 空燃比制御方法
KR890000497B1 (ko) * 1983-11-21 1989-03-20 가부시기가이샤 히다찌세이사꾸쇼 공연비 제어장치
JPS6125950A (ja) * 1984-07-13 1986-02-05 Fuji Heavy Ind Ltd 自動車用エンジンの電子制御方式
JPS6176733A (ja) * 1984-09-10 1986-04-19 Mazda Motor Corp エンジンの空燃比制御装置
DE3505965A1 (de) * 1985-02-21 1986-08-21 Robert Bosch Gmbh, 7000 Stuttgart Verfahren und einrichtung zur steuerung und regelverfahren fuer die betriebskenngroessen einer brennkraftmaschine

Also Published As

Publication number Publication date
DE69001715D1 (de) 1993-07-01
IT1234958B (it) 1992-06-02
DE69001715T2 (de) 1993-11-18
BR9002898A (pt) 1991-08-20
EP0404060B1 (en) 1993-05-26
RU2027050C1 (ru) 1995-01-20
EP0404060A2 (en) 1990-12-27
EP0404060A3 (en) 1991-05-02
IT8967502A0 (it) 1989-06-20

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