DE602007002050D1 - Monitor for sensor activation - Google Patents

Monitor for sensor activation

Info

Publication number
DE602007002050D1
DE602007002050D1 DE200760002050 DE602007002050T DE602007002050D1 DE 602007002050 D1 DE602007002050 D1 DE 602007002050D1 DE 200760002050 DE200760002050 DE 200760002050 DE 602007002050 T DE602007002050 T DE 602007002050T DE 602007002050 D1 DE602007002050 D1 DE 602007002050D1
Authority
DE
Germany
Prior art keywords
monitor
sensor activation
activation
sensor
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
DE200760002050
Other languages
German (de)
Inventor
Peter Smeds
Anders Unger
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.)
Ford Global Technologies LLC
Original Assignee
Ford Global Technologies LLC
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 Ford Global Technologies LLC filed Critical Ford Global Technologies LLC
Publication of DE602007002050D1 publication Critical patent/DE602007002050D1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F02D41/1493—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
    • 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
    • F02D41/1474—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
DE200760002050 2007-02-14 2007-02-14 Monitor for sensor activation Active DE602007002050D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP20070102404 EP1959121B1 (en) 2007-02-14 2007-02-14 Sensor activation monitor

Publications (1)

Publication Number Publication Date
DE602007002050D1 true DE602007002050D1 (en) 2009-10-01

Family

ID=38267526

Family Applications (1)

Application Number Title Priority Date Filing Date
DE200760002050 Active DE602007002050D1 (en) 2007-02-14 2007-02-14 Monitor for sensor activation

Country Status (3)

Country Link
EP (1) EP1959121B1 (en)
CN (1) CN101245739B (en)
DE (1) DE602007002050D1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101598073A (en) * 2009-07-10 2009-12-09 奇瑞汽车股份有限公司 A kind of collection of pressure signal of oil rail and monitoring method
DE102012013781B4 (en) * 2012-07-11 2017-12-28 Volkswagen Aktiengesellschaft Method and device for qualifying a sensor measuring signal
CN106198622B (en) * 2016-08-15 2018-11-13 潍柴西港新能源动力有限公司 A kind of lambda sensor dew-point detecting device and detection method

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2564510B2 (en) * 1985-12-25 1996-12-18 本田技研工業株式会社 Abnormality detection method for exhaust gas concentration sensor of internal combustion engine
DE3840148A1 (en) * 1988-11-29 1990-05-31 Bosch Gmbh Robert METHOD AND DEVICE FOR DETECTING AN ERROR STATE OF A LAMB PROBE
DE59304054D1 (en) * 1993-05-14 1996-11-07 Siemens Ag Method for differentiating the causes of faults in the mixture formation or mixture control system of an internal combustion engine
GB2301901B (en) * 1995-06-05 1999-04-07 Nippon Denso Co Apparatus and method for diagnosing degradation or malfunction of oxygen sensor
JP3048531B2 (en) * 1996-12-12 2000-06-05 株式会社ゼクセル Method of diagnosing sensor failure in fuel injection device and device for diagnosing sensor failure in fuel injection device
US5801295A (en) 1997-05-27 1998-09-01 Ford Global Technologies, Inc. On-board diagnostic test of oxygen sensor
DE19729696C2 (en) * 1997-07-11 2002-02-21 Bosch Gmbh Robert Method and device for monitoring the function of a gas probe
JP4459566B2 (en) * 2003-07-10 2010-04-28 本田技研工業株式会社 Exhaust gas sensor deterioration diagnosis device
US6957562B2 (en) * 2003-07-22 2005-10-25 General Motors Corporation Passive oxygen sensor diagnostic

Also Published As

Publication number Publication date
EP1959121A1 (en) 2008-08-20
CN101245739B (en) 2013-05-08
CN101245739A (en) 2008-08-20
EP1959121B1 (en) 2009-08-19

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