JP7234976B2 - 制御装置 - Google Patents

制御装置 Download PDF

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Publication number
JP7234976B2
JP7234976B2 JP2020031804A JP2020031804A JP7234976B2 JP 7234976 B2 JP7234976 B2 JP 7234976B2 JP 2020031804 A JP2020031804 A JP 2020031804A JP 2020031804 A JP2020031804 A JP 2020031804A JP 7234976 B2 JP7234976 B2 JP 7234976B2
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JP
Japan
Prior art keywords
cell
slope
value
exhaust gas
deterioration rate
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.)
Active
Application number
JP2020031804A
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English (en)
Japanese (ja)
Other versions
JP2021135176A5 (enExample
JP2021135176A (ja
Inventor
寛 鈴木
勇樹 村山
陽 佐藤
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 JP2020031804A priority Critical patent/JP7234976B2/ja
Priority to PCT/JP2021/005170 priority patent/WO2021172041A1/ja
Priority to DE112021001278.9T priority patent/DE112021001278T5/de
Publication of JP2021135176A publication Critical patent/JP2021135176A/ja
Publication of JP2021135176A5 publication Critical patent/JP2021135176A5/ja
Application granted granted Critical
Publication of JP7234976B2 publication Critical patent/JP7234976B2/ja
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/0004—Gaseous mixtures, e.g. polluted air
    • G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
    • G01N33/007—Arrangements to check the analyser
    • 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
    • F02D41/1444—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
    • F02D41/1456—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 with sensor output signal being linear or quasi-linear with the concentration of oxygen
    • 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
    • G01N27/416—Systems
    • G01N27/417—Systems using cells, i.e. more than one cell and probes with solid electrolytes
    • G01N27/4175—Calibrating or checking the analyser

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Analytical Chemistry (AREA)
  • Electrochemistry (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Molecular Biology (AREA)
  • Measuring Oxygen Concentration In Cells (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Exhaust Gas After Treatment (AREA)
JP2020031804A 2020-02-27 2020-02-27 制御装置 Active JP7234976B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2020031804A JP7234976B2 (ja) 2020-02-27 2020-02-27 制御装置
PCT/JP2021/005170 WO2021172041A1 (ja) 2020-02-27 2021-02-12 制御装置
DE112021001278.9T DE112021001278T5 (de) 2020-02-27 2021-02-12 Steuerungsvorrichtung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2020031804A JP7234976B2 (ja) 2020-02-27 2020-02-27 制御装置

Publications (3)

Publication Number Publication Date
JP2021135176A JP2021135176A (ja) 2021-09-13
JP2021135176A5 JP2021135176A5 (enExample) 2022-04-19
JP7234976B2 true JP7234976B2 (ja) 2023-03-08

Family

ID=77491496

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2020031804A Active JP7234976B2 (ja) 2020-02-27 2020-02-27 制御装置

Country Status (3)

Country Link
JP (1) JP7234976B2 (enExample)
DE (1) DE112021001278T5 (enExample)
WO (1) WO2021172041A1 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2023070336A (ja) * 2021-11-09 2023-05-19 株式会社デンソー 制御装置
CN121420194A (zh) * 2023-07-03 2026-01-27 日本碍子株式会社 气体传感器
JPWO2025009256A1 (enExample) * 2023-07-03 2025-01-09

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007192093A (ja) 2006-01-18 2007-08-02 Hitachi Ltd 内燃機関の空燃比センサ診断装置
WO2014207839A1 (ja) 2013-06-26 2014-12-31 トヨタ自動車株式会社 内燃機関の診断装置
JP2018200228A (ja) 2017-05-26 2018-12-20 株式会社デンソー ガスセンサ制御装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6776533B2 (ja) 2015-12-25 2020-10-28 株式会社デンソー ガスセンサの制御装置
JP7205867B2 (ja) 2018-08-29 2023-01-17 株式会社サンセイアールアンドディ 遊技機

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007192093A (ja) 2006-01-18 2007-08-02 Hitachi Ltd 内燃機関の空燃比センサ診断装置
WO2014207839A1 (ja) 2013-06-26 2014-12-31 トヨタ自動車株式会社 内燃機関の診断装置
JP2018200228A (ja) 2017-05-26 2018-12-20 株式会社デンソー ガスセンサ制御装置

Also Published As

Publication number Publication date
WO2021172041A1 (ja) 2021-09-02
DE112021001278T5 (de) 2022-12-15
JP2021135176A (ja) 2021-09-13

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