DE102007056729B4 - Verfahren zur Berechnung der Einführung eines Luftstroms in ein Kraftfahrzeug-Abgaslufteinspritzsystem - Google Patents

Verfahren zur Berechnung der Einführung eines Luftstroms in ein Kraftfahrzeug-Abgaslufteinspritzsystem Download PDF

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Publication number
DE102007056729B4
DE102007056729B4 DE102007056729A DE102007056729A DE102007056729B4 DE 102007056729 B4 DE102007056729 B4 DE 102007056729B4 DE 102007056729 A DE102007056729 A DE 102007056729A DE 102007056729 A DE102007056729 A DE 102007056729A DE 102007056729 B4 DE102007056729 B4 DE 102007056729B4
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Germany
Prior art keywords
air
air injection
injection system
data
pressure
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 - Fee Related
Application number
DE102007056729A
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German (de)
English (en)
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DE102007056729A1 (de
Inventor
Timothy D. Tracey
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.)
Toyota Motor Corp
Original Assignee
Toyota Motor Engineering and Manufacturing North America Inc
Toyota Engineering and Manufacturing North America Inc
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Publication of DE102007056729A1 publication Critical patent/DE102007056729A1/de
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Publication of DE102007056729B4 publication Critical patent/DE102007056729B4/de
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
    • F01N3/22—Control of additional air supply only, e.g. using by-passes or variable air pump drives
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
    • F01N3/30—Arrangements for supply of additional air
    • F01N3/32—Arrangements for supply of additional air using air pump
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N9/00—Electrical control of exhaust gas treating apparatus
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • 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

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Exhaust Gas After Treatment (AREA)
DE102007056729A 2006-11-27 2007-11-26 Verfahren zur Berechnung der Einführung eines Luftstroms in ein Kraftfahrzeug-Abgaslufteinspritzsystem Expired - Fee Related DE102007056729B4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/563,375 2006-11-27
US11/563,375 US7487632B2 (en) 2006-11-27 2006-11-27 Method of calculating airflow introduction into an automotive exhaust air injection system

Publications (2)

Publication Number Publication Date
DE102007056729A1 DE102007056729A1 (de) 2008-06-05
DE102007056729B4 true DE102007056729B4 (de) 2013-03-14

Family

ID=39339143

Family Applications (1)

Application Number Title Priority Date Filing Date
DE102007056729A Expired - Fee Related DE102007056729B4 (de) 2006-11-27 2007-11-26 Verfahren zur Berechnung der Einführung eines Luftstroms in ein Kraftfahrzeug-Abgaslufteinspritzsystem

Country Status (3)

Country Link
US (1) US7487632B2 (enExample)
JP (1) JP4750776B2 (enExample)
DE (1) DE102007056729B4 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8868315B2 (en) * 2010-12-02 2014-10-21 Toyota Motor Engineering & Manufacturing North America, Inc. Systems and methods for estimating a temperature calibration

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004016418A1 (de) * 2003-04-03 2004-11-18 Toyota Jidosha K.K., Toyota Fehlerdiagnosevorrichtung für eine Zufuhrvorrichtung für Sekundärluft
DE102004019957A1 (de) * 2003-04-24 2004-12-09 Toyota Jidosha Kabushiki Kaisha, Toyota Vorrichtung zur Bestimmung von Anomalien in einem Sekundärluftsystem
US20050138919A1 (en) * 2003-12-26 2005-06-30 Denso Corporation Secondary air supply system and fuel injection amount control apparatus using the same

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52102919A (en) * 1976-02-24 1977-08-29 Toyota Motor Corp System for supplying secondary air for cleaning exhaust gas in interna l combustion engine
JPS6027804B2 (ja) * 1977-05-13 1985-07-01 トヨタ自動車株式会社 内燃機関の２次空気供給量制御装置
JPS5411211U (enExample) * 1977-06-28 1979-01-24
JPS5431819A (en) 1977-08-17 1979-03-08 Toyota Motor Corp Secondary air supply control equipment of internal combustion engine
JPS5832916A (ja) * 1981-08-24 1983-02-26 Honda Motor Co Ltd 内燃機関における排気浄化装置
JP3018716B2 (ja) * 1992-02-27 2000-03-13 日産自動車株式会社 内燃機関の２次空気制御装置
JP3053703B2 (ja) * 1992-08-25 2000-06-19 三菱電機株式会社 ２次エア制御装置
JPH0882211A (ja) 1994-09-14 1996-03-26 Toyota Autom Loom Works Ltd 空気供給装置、内燃機関のパティキュレートフィルタ再生用の二次空気供給装置
US6498958B1 (en) 1999-02-05 2002-12-24 Denso Corporation Apparatus and method for calculating an air-conditioning system controlled variable
US6405522B1 (en) 1999-12-01 2002-06-18 Capstone Turbine Corporation System and method for modular control of a multi-fuel low emissions turbogenerator
JP4479139B2 (ja) * 2001-09-14 2010-06-09 トヨタ自動車株式会社 ２次空気供給装置
US7438073B2 (en) 2002-03-08 2008-10-21 Kaerys S.A. Air assistance apparatus for computing the airflow provided by only means of pressure sensors
AU2003273138A1 (en) 2002-05-07 2003-12-12 Extengine Transport Systems Emission control system
JP3867645B2 (ja) * 2002-09-06 2007-01-10 トヨタ自動車株式会社 内燃機関及び内燃機関の制御装置及び内燃機関の制御方法
US6983590B2 (en) 2002-10-22 2006-01-10 General Motors Corporation Secondary air injection diagnostic system using pressure feedback
JP4177157B2 (ja) * 2003-04-24 2008-11-05 トヨタ自動車株式会社 二次空気供給装置の異常判定装置
JP2005023822A (ja) 2003-07-01 2005-01-27 Toyota Motor Corp 内燃機関の制御装置
US7140177B2 (en) * 2003-12-04 2006-11-28 Toyota Jidosha Kabushiki Kaisha Secondary air supply system and abnormality diagnosis method of secondary air supply system
JP4305268B2 (ja) * 2003-12-26 2009-07-29 株式会社デンソー 内燃機関の二次エア供給システムとそれを用いた燃料噴射量制御装置
US7367184B2 (en) 2004-04-28 2008-05-06 Denso Corporation Fuel injection control device for internal combustion engine

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004016418A1 (de) * 2003-04-03 2004-11-18 Toyota Jidosha K.K., Toyota Fehlerdiagnosevorrichtung für eine Zufuhrvorrichtung für Sekundärluft
DE102004019957A1 (de) * 2003-04-24 2004-12-09 Toyota Jidosha Kabushiki Kaisha, Toyota Vorrichtung zur Bestimmung von Anomalien in einem Sekundärluftsystem
US20050138919A1 (en) * 2003-12-26 2005-06-30 Denso Corporation Secondary air supply system and fuel injection amount control apparatus using the same

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Norm * *. Titel 13 der California Code Regulations, Section 1968.2, Section E, Rule 5.2.1 *

Also Published As

Publication number Publication date
US7487632B2 (en) 2009-02-10
DE102007056729A1 (de) 2008-06-05
JP4750776B2 (ja) 2011-08-17
JP2008133832A (ja) 2008-06-12
US20080120967A1 (en) 2008-05-29

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