BR9404572A - Sistema electrônico de cálculo do título da mistura - Google Patents

Sistema electrônico de cálculo do título da mistura

Info

Publication number
BR9404572A
BR9404572A BR9404572A BR9404572A BR9404572A BR 9404572 A BR9404572 A BR 9404572A BR 9404572 A BR9404572 A BR 9404572A BR 9404572 A BR9404572 A BR 9404572A BR 9404572 A BR9404572 A BR 9404572A
Authority
BR
Brazil
Prior art keywords
title
calculating
mixture
electronic system
electronic
Prior art date
Application number
BR9404572A
Other languages
English (en)
Inventor
Luca Biagini
Gabriele Serra
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
Publication of BR9404572A publication Critical patent/BR9404572A/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
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/14—Introducing closed-loop corrections
    • F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
    • F02D41/1493—Details
    • F02D41/1495—Detection of abnormalities in the air/fuel ratio feedback system
    • 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
    • F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
    • F02D41/1473—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the regulation method
    • F02D41/1474—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the regulation method by detecting the commutation time of the sensor
    • 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
    • F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
    • F02D41/1477—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the regulation circuit or part of it,(e.g. comparator, PI regulator, output)
    • F02D41/1479—Using a comparator with variable reference
    • 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
    • F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
    • F02D41/1477—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the regulation circuit or part of it,(e.g. comparator, PI regulator, output)
    • F02D41/148—Using a plurality of comparators
    • 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
    • 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
    • F02D41/2474—Characteristics of sensors
    • 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
    • F02B1/02—Engines characterised by fuel-air mixture compression with positive ignition
    • F02B1/04—Engines characterised by fuel-air mixture compression with positive ignition with fuel-air mixture admission into cylinder

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Measuring Oxygen Concentration In Cells (AREA)
BR9404572A 1993-11-12 1994-11-10 Sistema electrônico de cálculo do título da mistura BR9404572A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITTO930857A IT1261114B (it) 1993-11-12 1993-11-12 Sistema elettronico di calcolo del titolo miscela.

Publications (1)

Publication Number Publication Date
BR9404572A true BR9404572A (pt) 1995-10-24

Family

ID=11411876

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9404572A BR9404572A (pt) 1993-11-12 1994-11-10 Sistema electrônico de cálculo do título da mistura

Country Status (5)

Country Link
EP (3) EP0855498B1 (pt)
BR (1) BR9404572A (pt)
DE (3) DE69427199T2 (pt)
ES (3) ES2158630T3 (pt)
IT (1) IT1261114B (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1285311B1 (it) * 1996-03-12 1998-06-03 Magneti Marelli Spa Metodo di diagnosi dell'efficienza di un sensore di composizione stechiometrica dei gas di scarico posto a valle di un convertitore
US6112731A (en) * 1998-12-21 2000-09-05 Ford Global Technologies, Inc. Engine diagnostic method

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS608328B2 (ja) * 1979-05-31 1985-03-02 日産自動車株式会社 空燃比帰還制御装置
JPS5713245A (en) * 1980-06-30 1982-01-23 Toyota Motor Corp Method of controlling air fuel ratio of internal combustion engine
JPS5751936A (en) * 1980-09-12 1982-03-27 Hitachi Ltd Controlling and trouble discrimination initializing timing setting system for engine controller
US4491921A (en) * 1980-12-23 1985-01-01 Toyota Jidosha Kogyo Kabushiki Kaisha Method and apparatus for controlling the air fuel ratio in an internal combustion engine
JPS5830446A (ja) * 1981-08-13 1983-02-22 Honda Motor Co Ltd 内燃エンジン用空燃比帰還制御装置の故障検出装置
JPS58222939A (ja) * 1982-05-28 1983-12-24 Honda Motor Co Ltd 内燃エンジンの酸素濃度検出系故障時の空燃比制御方法
JPH0733790B2 (ja) * 1985-12-11 1995-04-12 富士重工業株式会社 自動車用エンジンの空燃比制御装置
JP2564510B2 (ja) * 1985-12-25 1996-12-18 本田技研工業株式会社 内燃エンジンの排気ガス濃度センサの異常検出方法
FR2592685B1 (fr) * 1986-01-06 1989-12-29 Renault Procede de dosage de carburant pour moteur a combustion interne a injection electronique.
JPH03134240A (ja) * 1989-10-18 1991-06-07 Japan Electron Control Syst Co Ltd 内燃機関の空燃比フィードバック制御装置

Also Published As

Publication number Publication date
EP0856653A3 (en) 1998-08-26
EP0855498A2 (en) 1998-07-29
ITTO930857A0 (it) 1993-11-12
EP0657637A3 (en) 1995-10-11
DE69413784D1 (de) 1998-11-12
ITTO930857A1 (it) 1995-05-12
EP0855498B1 (en) 2002-02-27
EP0855498A3 (en) 1998-08-26
ES2172836T3 (es) 2002-10-01
DE69427199T2 (de) 2001-10-18
DE69413784T2 (de) 1999-02-25
EP0657637B1 (en) 1998-10-07
DE69430017D1 (de) 2002-04-04
ES2125389T3 (es) 1999-03-01
EP0856653B1 (en) 2001-05-09
EP0657637A2 (en) 1995-06-14
ES2158630T3 (es) 2001-09-01
DE69427199D1 (de) 2001-06-13
EP0856653A2 (en) 1998-08-05
DE69430017T2 (de) 2002-08-14
IT1261114B (it) 1996-05-09

Similar Documents

Publication Publication Date Title
LV11648A (lv) Elektroniska apmaksas sistema
DE69430029D1 (de) Navigationsanlage
DE69428841D1 (de) Navigationssystem
DE69406674D1 (de) Multimediaspieler komponentenobjektsystem
BR9001762A (pt) Sistema de lembrete
DE69404562D1 (de) Navigationssystem
BR9403491A (pt) Sistema de freio
BR9408210A (pt) Sistema de sinalização
BR9406456A (pt) Sistema de vedação
BR9105227A (pt) Sistema de ignicao eletronico
BR9401762A (pt) Sistema de telealarme
BR9401853A (pt) Sistema de ligaçoes
BR9404572A (pt) Sistema electrônico de cálculo do título da mistura
BR9407027A (pt) Sistema de evacuação
BR9201708A (pt) Sistema integrado de vedacao
BR9304948A (pt) Sistema TAMBOSI
BR9301761A (pt) Sistema flumeneletrógeno
BR9505933A (pt) Sistema eletrônico de fotospeed
BR9300988A (pt) Sistema de comboio
BR9201545A (pt) Sistema de entretenimento pedagogico
BR9610353B1 (pt) sistema de medidor eletrÈnico.
GT199300083A (es) Sistema de construccion madray
BR7002036U (pt) Sistema de selecao eletronica
BR7200624U (pt) Bloqueador de sistema eletronico
ITPV920016A0 (it) Sistema easytaxi

Legal Events

Date Code Title Description
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B24H Lapse because of non-payment of annual fees (definitively: art 78 iv lpi)
B24F Patent annual fee: publication cancelled

Free format text: ANULADA A PUBLICACAO CODIGO 24.8 NA RPI NO 2277 DE 26/08/2014 POR TER SIDO INDEVIDA.

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

Free format text: REFERENTE AS 16A, 17A, 18A, 19A E 20A ANUIDADES.

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 2607 DE 22-12-2020 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.