HK1080533A1 - Oxygen sensor deterioration diagnosis apparatus - Google Patents

Oxygen sensor deterioration diagnosis apparatus

Info

Publication number
HK1080533A1
HK1080533A1 HK06100380.2A HK06100380A HK1080533A1 HK 1080533 A1 HK1080533 A1 HK 1080533A1 HK 06100380 A HK06100380 A HK 06100380A HK 1080533 A1 HK1080533 A1 HK 1080533A1
Authority
HK
Hong Kong
Prior art keywords
oxygen sensor
diagnosis apparatus
deterioration diagnosis
sensor deterioration
oxygen
Prior art date
Application number
HK06100380.2A
Other languages
English (en)
Inventor
Yuhei Matsushima
Toshiki Kuroda
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of HK1080533A1 publication Critical patent/HK1080533A1/xx

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
    • F02D41/1473—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
    • F02D41/1493—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
    • F02D2200/00—Input parameters for engine control
    • F02D2200/02—Input parameters for engine control the parameters being related to the engine
    • F02D2200/04—Engine intake system parameters
    • F02D2200/0404—Throttle position
    • 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
    • F02D41/18—Circuit arrangements for generating control signals by measuring intake air flow
    • F02D41/187—Circuit arrangements for generating control signals by measuring intake air flow using a hot wire flow sensor

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
HK06100380.2A 2004-03-26 2006-01-10 Oxygen sensor deterioration diagnosis apparatus HK1080533A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004092621A JP2005273636A (ja) 2004-03-26 2004-03-26 酸素センサ劣化診断装置

Publications (1)

Publication Number Publication Date
HK1080533A1 true HK1080533A1 (en) 2006-04-28

Family

ID=34420288

Family Applications (1)

Application Number Title Priority Date Filing Date
HK06100380.2A HK1080533A1 (en) 2004-03-26 2006-01-10 Oxygen sensor deterioration diagnosis apparatus

Country Status (4)

Country Link
US (1) US6877498B1 (xx)
JP (1) JP2005273636A (xx)
CN (1) CN100400833C (xx)
HK (1) HK1080533A1 (xx)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100526872C (zh) * 2005-11-01 2009-08-12 比亚迪股份有限公司 汽车用氧传感器性能测试装置
KR100793996B1 (ko) 2005-12-14 2008-01-10 현대자동차주식회사 차량 엔진의 산소 센서 신호 적용 방법
JP4938532B2 (ja) * 2007-04-09 2012-05-23 トヨタ自動車株式会社 内燃機関の空燃比制御装置
US8086392B2 (en) * 2009-03-31 2011-12-27 GM Global Technology Operations LLC Post oxygen sensor performance diagnostic with minimum air flow
JP4889777B2 (ja) * 2009-09-29 2012-03-07 三菱電機株式会社 内燃機関の制御装置
CN102262111B (zh) * 2010-05-28 2013-11-20 北京德尔福万源发动机管理系统有限公司 一种检测氧传感器的方法
CN102230426B (zh) * 2011-05-18 2013-11-06 联合汽车电子有限公司 前级氧传感器的故障诊断及补偿方法
JP5772956B2 (ja) * 2011-07-01 2015-09-02 日産自動車株式会社 排気センサの劣化診断装置および劣化診断方法
DE112011105619T5 (de) * 2011-09-13 2014-07-31 Toyota Jidosha Kabushiki Kaisha Steuervorrichtung für Maschine mit interner Verbrennung
AU2013402365B2 (en) * 2013-10-01 2016-09-22 Toyota Jidosha Kabushiki Kaisha Abnormality diagnosis system for air-fuel ratio sensor
JP6090092B2 (ja) 2013-10-01 2017-03-08 トヨタ自動車株式会社 空燃比センサの異常診断装置
CN104279036B (zh) * 2014-09-01 2016-10-19 潍柴动力股份有限公司 一种宽域氧传感器故障检测方法及装置
JP6308150B2 (ja) * 2015-03-12 2018-04-11 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP6658672B2 (ja) * 2017-05-26 2020-03-04 株式会社デンソー ガスセンサ制御装置
JP6998416B2 (ja) * 2020-03-30 2022-01-18 本田技研工業株式会社 空燃比センサの劣化判定装置
CN111878231B (zh) * 2020-07-22 2022-01-11 中国第一汽车股份有限公司 前氧传感器故障诊断方法、装置、设备及存储介质
US12017506B2 (en) 2020-08-20 2024-06-25 Denso International America, Inc. Passenger cabin air control systems and methods
US11828210B2 (en) 2020-08-20 2023-11-28 Denso International America, Inc. Diagnostic systems and methods of vehicles using olfaction
US11760169B2 (en) 2020-08-20 2023-09-19 Denso International America, Inc. Particulate control systems and methods for olfaction sensors
US11636870B2 (en) 2020-08-20 2023-04-25 Denso International America, Inc. Smoking cessation systems and methods
US11932080B2 (en) 2020-08-20 2024-03-19 Denso International America, Inc. Diagnostic and recirculation control systems and methods
US11881093B2 (en) 2020-08-20 2024-01-23 Denso International America, Inc. Systems and methods for identifying smoking in vehicles
US11760170B2 (en) 2020-08-20 2023-09-19 Denso International America, Inc. Olfaction sensor preservation systems and methods
US11813926B2 (en) 2020-08-20 2023-11-14 Denso International America, Inc. Binding agent and olfaction sensor
CN115855171B (zh) * 2023-03-02 2023-07-21 山东铁马电气科技发展有限公司 Sf6电气设备内气体在线监控报警系统及实现方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0472438A (ja) 1990-07-12 1992-03-06 Japan Electron Control Syst Co Ltd 内燃機関の空燃比制御装置における空燃比センサ劣化診断装置
JP2858288B2 (ja) * 1993-09-02 1999-02-17 株式会社ユニシアジェックス 内燃機関の空燃比制御装置における自己診断装置
JPH11166438A (ja) 1997-12-03 1999-06-22 Honda Motor Co Ltd 内燃エンジンの空燃比センサ劣化検出装置
JP3528739B2 (ja) * 2000-02-16 2004-05-24 日産自動車株式会社 エンジンの排気浄化装置
DE10122801A1 (de) * 2001-05-10 2002-11-14 Isco Inc Verfahren und Vorrichtung zur Entnahme von Abwasserproben
JP4024127B2 (ja) * 2002-10-29 2007-12-19 本田技研工業株式会社 内燃機関の排気装置

Also Published As

Publication number Publication date
CN100400833C (zh) 2008-07-09
US6877498B1 (en) 2005-04-12
JP2005273636A (ja) 2005-10-06
CN1673506A (zh) 2005-09-28

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20161011