JP4750776B2 - 自動車の排気系の空気噴射システムへの空気流量の計算方法 - Google Patents

自動車の排気系の空気噴射システムへの空気流量の計算方法 Download PDF

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JP4750776B2
JP4750776B2 JP2007306288A JP2007306288A JP4750776B2 JP 4750776 B2 JP4750776 B2 JP 4750776B2 JP 2007306288 A JP2007306288 A JP 2007306288A JP 2007306288 A JP2007306288 A JP 2007306288A JP 4750776 B2 JP4750776 B2 JP 4750776B2
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Prior art keywords
air
air injection
injection system
pressure
data
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Expired - Fee Related
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JP2007306288A
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Japanese (ja)
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JP2008133832A (ja
JP2008133832A5 (enExample
Inventor
ディー．トレーシー ティモシー
Original Assignee
トヨタ モーター エンジニアリング アンド マニュファクチャリング ノース アメリカ，インコーポレイティド
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    • 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)
JP2007306288A 2006-11-27 2007-11-27 自動車の排気系の空気噴射システムへの空気流量の計算方法 Expired - Fee Related JP4750776B2 (ja)

Applications Claiming Priority (2)

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

Publications (3)

Publication Number Publication Date
JP2008133832A JP2008133832A (ja) 2008-06-12
JP2008133832A5 JP2008133832A5 (enExample) 2009-01-29
JP4750776B2 true JP4750776B2 (ja) 2011-08-17

Family

ID=39339143

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007306288A Expired - Fee Related JP4750776B2 (ja) 2006-11-27 2007-11-27 自動車の排気系の空気噴射システムへの空気流量の計算方法

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

Family Cites Families (23)

* 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
WO2003100225A1 (en) 2002-05-07 2003-12-04 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
JP4186679B2 (ja) * 2003-04-03 2008-11-26 トヨタ自動車株式会社 ２次空気供給装置の故障診断装置。
JP4410482B2 (ja) * 2003-04-24 2010-02-03 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
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
US7284369B2 (en) 2003-12-26 2007-10-23 Denso Corporation Secondary air supply system and fuel injection amount control apparatus using the same
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

Also Published As

Publication number Publication date
JP2008133832A (ja) 2008-06-12
DE102007056729A1 (de) 2008-06-05
US20080120967A1 (en) 2008-05-29
US7487632B2 (en) 2009-02-10
DE102007056729B4 (de) 2013-03-14

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