CN115199428A - 用于内燃机的进气段的诊断方法、诊断电路、机动车 - Google Patents

用于内燃机的进气段的诊断方法、诊断电路、机动车 Download PDF

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Publication number
CN115199428A
CN115199428A CN202210362247.2A CN202210362247A CN115199428A CN 115199428 A CN115199428 A CN 115199428A CN 202210362247 A CN202210362247 A CN 202210362247A CN 115199428 A CN115199428 A CN 115199428A
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CN
China
Prior art keywords
mass flow
diagnostic method
exhaust gas
deviation
section
Prior art date
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Pending
Application number
CN202210362247.2A
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English (en)
Chinese (zh)
Inventor
M.豪普特沃格尔
W.拉赫曼
T.宾德
M.巴克霍尔兹
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Volkswagen AG
Original Assignee
Volkswagen 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 Volkswagen AG filed Critical Volkswagen AG
Publication of CN115199428A publication Critical patent/CN115199428A/zh
Pending legal-status Critical Current

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    • 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
    • F02D41/22—Safety or indicating devices for abnormal conditions
    • 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
    • F02D41/0025—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D41/0047—Controlling exhaust gas recirculation [EGR]
    • F02D41/005—Controlling exhaust gas recirculation [EGR] according to engine operating conditions
    • F02D41/0052—Feedback control of engine parameters, e.g. for control of air/fuel ratio or intake air amount
    • 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
    • F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
    • 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
    • F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
    • F02D41/1454—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an oxygen content or concentration or the air-fuel ratio
    • 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
    • F02D41/0025—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D41/0047—Controlling exhaust gas recirculation [EGR]
    • F02D41/0065—Specific aspects of external EGR control
    • F02D41/0072—Estimating, calculating or determining the EGR rate, amount or flow
    • F02D2041/0075—Estimating, calculating or determining the EGR rate, amount or flow by using flow sensors
    • 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
    • F02D41/1439—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the position of the sensor
    • F02D41/1441—Plural sensors
    • 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

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust-Gas Circulating Devices (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
CN202210362247.2A 2021-04-07 2022-04-07 用于内燃机的进气段的诊断方法、诊断电路、机动车 Pending CN115199428A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102021203432.2A DE102021203432A1 (de) 2021-04-07 2021-04-07 Diagnoseverfahren für eine Ansaugstrecke einer Brennkraftmaschine, Diagnoseschaltung, Kraftfahrzeug
DE102021203432.2 2021-04-07

Publications (1)

Publication Number Publication Date
CN115199428A true CN115199428A (zh) 2022-10-18

Family

ID=83361590

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210362247.2A Pending CN115199428A (zh) 2021-04-07 2022-04-07 用于内燃机的进气段的诊断方法、诊断电路、机动车

Country Status (2)

Country Link
CN (1) CN115199428A (de)
DE (1) DE102021203432A1 (de)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2058493A1 (de) * 2007-11-12 2009-05-13 Iveco Motorenforschung AG Diagnoseverfahren für eine Fahrzeugsantriebvorrichtung, die mit Sensoren ausgestattet ist
DE102012206033A1 (de) * 2011-04-18 2012-10-18 Ford Global Technologies, Llc Unterscheidung zwischen AGR-Ventil und Sauerstoffsensor-Funktionsminderung
CN103210197A (zh) * 2010-11-02 2013-07-17 丰田自动车株式会社 内燃机的控制装置
JP2018040328A (ja) * 2016-09-09 2018-03-15 日産自動車株式会社 吸気酸素濃度センサの診断方法及び内燃機関の制御装置
US20190375395A1 (en) * 2018-06-11 2019-12-12 Ford Global Technologies, Llc Method and system for exhaust gas recirculation system diagnostics

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10158250A1 (de) 2001-11-28 2003-06-18 Volkswagen Ag Verfahren zur Bestimmung des Frischluftmassenstroms eines Verbrennungsmotors mit Abgasrückführung und entsprechend ausgestaltetes Steuersystem für einen Verbrennungsmotor
DE102004019315B8 (de) 2004-04-21 2017-04-27 Volkswagen Ag Verfahren zur Bestimmung von Zustandsgrößen eines Gasgemisches in einer einem Verbrennungsmotor zugeordneten Luftstrecke und entsprechend ausgestaltete Motorsteuerung
DE102006022148B4 (de) 2006-05-12 2019-05-09 Bayerische Motoren Werke Aktiengesellschaft Verfahren zur Regelung der einer Brennkraftmaschine zuzuführenden Gesamt-Luftmasse
DE102015210381A1 (de) 2014-09-09 2016-03-10 Volkswagen Aktiengesellschaft Verfahren zum Betreiben einer Brennkraftmaschine, Steuergerät und Brennkraftmaschine
DE102020116488B3 (de) 2020-06-23 2021-03-25 Iav Gmbh Ingenieurgesellschaft Auto Und Verkehr Verfahren zum Betreiben einer Brennkraftmaschine, Steuergerät und Brennkraftmaschine

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2058493A1 (de) * 2007-11-12 2009-05-13 Iveco Motorenforschung AG Diagnoseverfahren für eine Fahrzeugsantriebvorrichtung, die mit Sensoren ausgestattet ist
CN103210197A (zh) * 2010-11-02 2013-07-17 丰田自动车株式会社 内燃机的控制装置
DE102012206033A1 (de) * 2011-04-18 2012-10-18 Ford Global Technologies, Llc Unterscheidung zwischen AGR-Ventil und Sauerstoffsensor-Funktionsminderung
JP2018040328A (ja) * 2016-09-09 2018-03-15 日産自動車株式会社 吸気酸素濃度センサの診断方法及び内燃機関の制御装置
US20190375395A1 (en) * 2018-06-11 2019-12-12 Ford Global Technologies, Llc Method and system for exhaust gas recirculation system diagnostics
CN110578630A (zh) * 2018-06-11 2019-12-17 福特全球技术公司 用于排气再循环系统诊断的方法及系统

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Publication number Publication date
DE102021203432A1 (de) 2022-10-13

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