GB2581493B - Control apparatus and method - Google Patents

Control apparatus and method Download PDF

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Publication number
GB2581493B
GB2581493B GB1902239.1A GB201902239A GB2581493B GB 2581493 B GB2581493 B GB 2581493B GB 201902239 A GB201902239 A GB 201902239A GB 2581493 B GB2581493 B GB 2581493B
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GB
United Kingdom
Prior art keywords
control apparatus
control
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
GB1902239.1A
Other versions
GB2581493A (en
GB201902239D0 (en
Inventor
Cudmore Stephen
Hartland Jonathan
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.)
Jaguar Land Rover Ltd
Original Assignee
Jaguar Land Rover Ltd
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 Jaguar Land Rover Ltd filed Critical Jaguar Land Rover Ltd
Priority to GB1902239.1A priority Critical patent/GB2581493B/en
Publication of GB201902239D0 publication Critical patent/GB201902239D0/en
Publication of GB2581493A publication Critical patent/GB2581493A/en
Application granted granted Critical
Publication of GB2581493B publication Critical patent/GB2581493B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • F02D41/021—Introducing corrections for particular conditions exterior to the engine
    • F02D41/0235—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus
    • F02D41/027—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to purge or regenerate the exhaust gas treating apparatus
    • F02D41/029—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to purge or regenerate the exhaust gas treating apparatus the exhaust gas treating apparatus being a particulate filter
    • 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
    • F02D41/021—Introducing corrections for particular conditions exterior to the engine
    • F02D41/0235—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus
    • F02D41/027—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to purge or regenerate the exhaust gas treating 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
    • F02D41/1401—Introducing closed-loop corrections characterised by the control or regulation method
    • F02D41/1408—Dithering techniques
    • 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
    • F02D41/1439—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the position 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
    • F02D41/1444—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
    • F02D41/1473—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the regulation method
    • F02D41/1475—Regulating the air fuel ratio at a value other than stoichiometry
GB1902239.1A 2019-02-19 2019-02-19 Control apparatus and method Active GB2581493B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1902239.1A GB2581493B (en) 2019-02-19 2019-02-19 Control apparatus and method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1902239.1A GB2581493B (en) 2019-02-19 2019-02-19 Control apparatus and method

Publications (3)

Publication Number Publication Date
GB201902239D0 GB201902239D0 (en) 2019-04-03
GB2581493A GB2581493A (en) 2020-08-26
GB2581493B true GB2581493B (en) 2021-11-03

Family

ID=65998571

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1902239.1A Active GB2581493B (en) 2019-02-19 2019-02-19 Control apparatus and method

Country Status (1)

Country Link
GB (1) GB2581493B (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050022518A1 (en) * 2003-07-31 2005-02-03 Peugeot Citroen Automobiles Sa Process and device for the decontamination of the exhaust gases from an internal combustion engine
US20060070373A1 (en) * 2004-10-04 2006-04-06 Southwest Research Institute Method for the simultaneous desulfation of a lean NOx trap and regeneration of a diesel particulate filter
US20070144148A1 (en) * 2003-11-25 2007-06-28 Peugeot Citroen Automobiles Sa. System for assisting the regeneration of depollution means included in a motor vehicle exhaust line
JP2008128212A (en) * 2006-11-24 2008-06-05 Honda Motor Co Ltd Exhaust emission control device of internal combustion engine
GB2500925A (en) * 2012-04-05 2013-10-09 Gm Global Tech Operations Inc Method of operating a lean NOx trap
US20180156098A1 (en) * 2016-12-07 2018-06-07 Toyota Jidosha Kabushiki Kaisha Hybrid vehicle
US20180202336A1 (en) * 2017-01-13 2018-07-19 Toyota Jidosha Kabushiki Kaisha Exhaust gas control apparatus for internal combustion engine and exhaust gas control method for internal combustion engine

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050022518A1 (en) * 2003-07-31 2005-02-03 Peugeot Citroen Automobiles Sa Process and device for the decontamination of the exhaust gases from an internal combustion engine
US20070144148A1 (en) * 2003-11-25 2007-06-28 Peugeot Citroen Automobiles Sa. System for assisting the regeneration of depollution means included in a motor vehicle exhaust line
US20060070373A1 (en) * 2004-10-04 2006-04-06 Southwest Research Institute Method for the simultaneous desulfation of a lean NOx trap and regeneration of a diesel particulate filter
JP2008128212A (en) * 2006-11-24 2008-06-05 Honda Motor Co Ltd Exhaust emission control device of internal combustion engine
GB2500925A (en) * 2012-04-05 2013-10-09 Gm Global Tech Operations Inc Method of operating a lean NOx trap
US20180156098A1 (en) * 2016-12-07 2018-06-07 Toyota Jidosha Kabushiki Kaisha Hybrid vehicle
US20180202336A1 (en) * 2017-01-13 2018-07-19 Toyota Jidosha Kabushiki Kaisha Exhaust gas control apparatus for internal combustion engine and exhaust gas control method for internal combustion engine

Also Published As

Publication number Publication date
GB2581493A (en) 2020-08-26
GB201902239D0 (en) 2019-04-03

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