JP6123498B2 - ガスセンサ制御装置 - Google Patents

ガスセンサ制御装置 Download PDF

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Publication number
JP6123498B2
JP6123498B2 JP2013117553A JP2013117553A JP6123498B2 JP 6123498 B2 JP6123498 B2 JP 6123498B2 JP 2013117553 A JP2013117553 A JP 2013117553A JP 2013117553 A JP2013117553 A JP 2013117553A JP 6123498 B2 JP6123498 B2 JP 6123498B2
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JP
Japan
Prior art keywords
abnormality
current
voltage
oxygen
solid electrolyte
Prior art date
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Expired - Fee Related
Application number
JP2013117553A
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English (en)
Japanese (ja)
Other versions
JP2014235107A (ja
JP2014235107A5 (enExample
Inventor
克英 秋元
克英 秋元
秀一 中野
秀一 中野
雄史 福田
雄史 福田
朝文 藤井
朝文 藤井
隆仁 増子
隆仁 増子
俊英 鈴村
俊英 鈴村
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.)
Denso Corp
Original Assignee
Denso 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 Denso Corp filed Critical Denso Corp
Priority to JP2013117553A priority Critical patent/JP6123498B2/ja
Priority to PCT/JP2014/064825 priority patent/WO2014196559A1/ja
Priority to US14/896,100 priority patent/US10082482B2/en
Priority to EP14807068.3A priority patent/EP3006930B1/en
Publication of JP2014235107A publication Critical patent/JP2014235107A/ja
Publication of JP2014235107A5 publication Critical patent/JP2014235107A5/ja
Application granted granted Critical
Publication of JP6123498B2 publication Critical patent/JP6123498B2/ja
Expired - Fee Related legal-status Critical Current
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
    • G01N27/416—Systems
    • G01N27/4163—Systems checking the operation of, or calibrating, the measuring apparatus
    • 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
    • F02D41/22—Safety or indicating devices for abnormal conditions
    • F02D41/222—Safety or indicating devices for abnormal conditions relating to the failure of sensors or parameter detection devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
    • G01N27/403—Cells and electrode assemblies
    • G01N27/406—Cells and probes with solid electrolytes
    • G01N27/4065—Circuit arrangements specially adapted therefor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
    • G01N27/403—Cells and electrode assemblies
    • G01N27/406—Cells and probes with solid electrolytes
    • G01N27/407—Cells and probes with solid electrolytes for investigating or analysing gases
    • G01N27/41—Oxygen pumping cells
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
    • G01N27/416—Systems
    • G01N27/417—Systems using cells, i.e. more than one cell and probes with solid electrolytes
    • G01N27/4175—Calibrating or checking the analyser
    • 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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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Electrochemistry (AREA)
  • Pathology (AREA)
  • Molecular Biology (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Measuring Oxygen Concentration In Cells (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
JP2013117553A 2013-06-04 2013-06-04 ガスセンサ制御装置 Expired - Fee Related JP6123498B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2013117553A JP6123498B2 (ja) 2013-06-04 2013-06-04 ガスセンサ制御装置
PCT/JP2014/064825 WO2014196559A1 (ja) 2013-06-04 2014-06-04 ガスセンサ制御装置
US14/896,100 US10082482B2 (en) 2013-06-04 2014-06-04 Gas sensor control apparatus
EP14807068.3A EP3006930B1 (en) 2013-06-04 2014-06-04 Gas sensor control apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2013117553A JP6123498B2 (ja) 2013-06-04 2013-06-04 ガスセンサ制御装置

Publications (3)

Publication Number Publication Date
JP2014235107A JP2014235107A (ja) 2014-12-15
JP2014235107A5 JP2014235107A5 (enExample) 2015-08-27
JP6123498B2 true JP6123498B2 (ja) 2017-05-10

Family

ID=52008193

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2013117553A Expired - Fee Related JP6123498B2 (ja) 2013-06-04 2013-06-04 ガスセンサ制御装置

Country Status (4)

Country Link
US (1) US10082482B2 (enExample)
EP (1) EP3006930B1 (enExample)
JP (1) JP6123498B2 (enExample)
WO (1) WO2014196559A1 (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6048442B2 (ja) * 2014-04-11 2016-12-21 株式会社デンソー 酸素濃度センサの素子インピーダンス検出装置
JP2016121880A (ja) * 2014-12-24 2016-07-07 株式会社デンソー センサ制御装置
JP6551386B2 (ja) * 2016-12-26 2019-07-31 トヨタ自動車株式会社 排気センサの診断装置
JP6805072B2 (ja) * 2017-05-08 2020-12-23 日本特殊陶業株式会社 ガス濃度検出装置
JP7081387B2 (ja) 2018-08-10 2022-06-07 株式会社デンソー 酸素センサ制御装置
JP7312095B2 (ja) * 2019-11-25 2023-07-20 日本碍子株式会社 ガスセンサ及びクラック検出方法
JP7286518B2 (ja) * 2019-11-25 2023-06-05 日本碍子株式会社 ガスセンサ及びクラック検出方法
JP7286519B2 (ja) * 2019-11-25 2023-06-05 日本碍子株式会社 ガスセンサ及びクラック検出方法
JP7301781B2 (ja) * 2020-03-26 2023-07-03 日本碍子株式会社 センサ素子のクラック検出方法及びセンサ素子の評価方法
JP2024082357A (ja) 2022-12-08 2024-06-20 日本碍子株式会社 ガスセンサ及びガスセンサの制御方法

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0760141B2 (ja) * 1988-10-11 1995-06-28 株式会社日立製作所 エンジンの空燃比制御装置
JP3562030B2 (ja) * 1995-06-05 2004-09-08 株式会社デンソー 酸素センサの異常診断装置
JP3500775B2 (ja) * 1995-06-13 2004-02-23 株式会社デンソー 酸素センサの劣化判定装置
GB2301901B (en) 1995-06-05 1999-04-07 Nippon Denso Co Apparatus and method for diagnosing degradation or malfunction of oxygen sensor
JP3570274B2 (ja) 1999-03-04 2004-09-29 トヨタ自動車株式会社 空燃比センサの制御装置
JP3843880B2 (ja) 2001-05-31 2006-11-08 株式会社デンソー ガス濃度センサのヒータ制御装置
JP4241737B2 (ja) * 2001-05-31 2009-03-18 株式会社デンソー ガス濃度センサのヒータ制御装置
JP4665636B2 (ja) * 2005-07-13 2011-04-06 株式会社デンソー 酸素センサの素子割れ検出装置
JP4577160B2 (ja) * 2005-09-01 2010-11-10 トヨタ自動車株式会社 排気ガスセンサの故障検出装置
JP4747791B2 (ja) * 2005-11-08 2011-08-17 トヨタ自動車株式会社 排気ガスセンサおよび排気ガスセンサの異常検出装置
JP2007232709A (ja) * 2006-02-03 2007-09-13 Toyota Motor Corp 空燃比センサの故障検出装置
JP2008082295A (ja) * 2006-09-28 2008-04-10 Toyota Motor Corp 排気ガスセンサの異常診断装置
JP4240132B2 (ja) 2007-04-18 2009-03-18 株式会社デンソー 内燃機関の制御装置
JP4466709B2 (ja) 2007-09-27 2010-05-26 株式会社デンソー ガスセンサ制御装置
JP4983698B2 (ja) * 2008-04-02 2012-07-25 トヨタ自動車株式会社 酸素センサの異常検出装置及び異常検出方法
JP5067442B2 (ja) 2010-05-14 2012-11-07 株式会社デンソー 素子インピーダンス検出装置及びセンサユニット

Also Published As

Publication number Publication date
EP3006930A1 (en) 2016-04-13
JP2014235107A (ja) 2014-12-15
EP3006930B1 (en) 2018-03-21
WO2014196559A1 (ja) 2014-12-11
US10082482B2 (en) 2018-09-25
US20160123922A1 (en) 2016-05-05
EP3006930A4 (en) 2017-02-22

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