BR112012028454A2 - método e dispositivo para monitorar um sensor de umidade em um motor de combustão, utilizando medição de oxigênio de outros sensores no motor, como sensores de nox, lambda e/ou oxigênio - Google Patents
método e dispositivo para monitorar um sensor de umidade em um motor de combustão, utilizando medição de oxigênio de outros sensores no motor, como sensores de nox, lambda e/ou oxigênioInfo
- Publication number
- BR112012028454A2 BR112012028454A2 BR112012028454A BR112012028454A BR112012028454A2 BR 112012028454 A2 BR112012028454 A2 BR 112012028454A2 BR 112012028454 A BR112012028454 A BR 112012028454A BR 112012028454 A BR112012028454 A BR 112012028454A BR 112012028454 A2 BR112012028454 A2 BR 112012028454A2
- Authority
- BR
- Brazil
- Prior art keywords
- sensors
- oxygen
- monitoring
- engine
- lambda
- Prior art date
Links
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N19/00—Investigating materials by mechanical methods
- G01N19/10—Measuring moisture content, e.g. by measuring change in length of hygroscopic filament; Hygrometers
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- 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
-
- 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
- F02D2200/0418—Air humidity
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- 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
- F02D41/146—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 NOx content or concentration
-
- 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
Abstract
método e dispositivo para monitorar um sensor de umidade em um motor de combustão, utilizando medição de oxigênio de outros sensores no motor, como sensores de nox, lambda e/ou oxigênio. a presente invenção provê um método e dispositivo para monitorar um sensor de umidade em um motor de combustão, onde a monitoração do sensor de umidade ambiente é feita por comparar a umidade ambiente determinada a partir de uma medição de oxigênio de pelo menos outro sensor no sistema de motor, como um sensor de nox, ou lambda e/ou oxigênio.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP10162087.0A EP2385236B1 (en) | 2010-05-06 | 2010-05-06 | Method and device for monitoring a humidity sensor in a combustion engine, using oxygen measurement of other sensors in the engine, such as nox, lambda and/or oxygen sensors |
EP10162087.0 | 2010-05-06 | ||
PCT/EP2011/057189 WO2011138387A1 (en) | 2010-05-06 | 2011-05-05 | Method and device for monitoring a humidity sensor in a combustion engine, using oxygen measurement of other sensors in the engine, such as nox, lambda and/or oxygen sensors |
Publications (2)
Publication Number | Publication Date |
---|---|
BR112012028454A2 true BR112012028454A2 (pt) | 2016-07-19 |
BR112012028454B1 BR112012028454B1 (pt) | 2020-11-10 |
Family
ID=42932003
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR112012028454-1A BR112012028454B1 (pt) | 2010-05-06 | 2011-05-05 | método e dispositivo para monitorar um sensor de umidade em um motor de combustão, utilizando medição de oxigênio de outros sensores no motor, como sensores de nox, lambda e/ou oxigênio |
Country Status (9)
Country | Link |
---|---|
US (1) | US9772273B2 (pt) |
EP (1) | EP2385236B1 (pt) |
JP (1) | JP5917494B2 (pt) |
CN (1) | CN102939452B (pt) |
AU (1) | AU2011249778B2 (pt) |
BR (1) | BR112012028454B1 (pt) |
ES (1) | ES2689729T3 (pt) |
RU (1) | RU2569937C2 (pt) |
WO (1) | WO2011138387A1 (pt) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT509557B1 (de) * | 2011-06-10 | 2012-05-15 | Avl List Gmbh | Verfahren und vorrichtung zur analyse des abgases von verbrennungskraftmaschinen, sowie abgas-kühler für diese vorrichtung |
US10202923B2 (en) * | 2012-04-16 | 2019-02-12 | Ford Global Technologies, Llc | Method for estimating intake air humidity |
DE102013212217A1 (de) * | 2012-07-12 | 2014-05-15 | Ford Global Technologies, Llc | Indirekte Messung der relativen Luftfeuchtigkeit |
US9410466B2 (en) | 2012-12-05 | 2016-08-09 | Ford Global Technologies, Llc | Exhaust humidity sensor |
US9803590B2 (en) * | 2013-02-22 | 2017-10-31 | Ford Global Technologies, Llc | Humidity sensor diagnostics |
US9382861B2 (en) * | 2013-02-22 | 2016-07-05 | Ford Global Technologies, Llc | Humidity Sensor Diagnostics |
US9618470B2 (en) * | 2013-04-18 | 2017-04-11 | Ford Global Technologies, Llc | Humidity sensor and engine system |
US9328698B2 (en) | 2013-05-14 | 2016-05-03 | Ford Global Technologies, Llc | Automotive virtual humidity sensor |
CN103306838A (zh) * | 2013-05-28 | 2013-09-18 | 潍柴动力股份有限公司 | 一种参数复核方法及装置 |
KR101478633B1 (ko) * | 2013-12-23 | 2015-01-06 | 주식회사 케이피씨 | 가스배관의 수분 검출장치 및 방법 |
US10060369B2 (en) * | 2015-09-23 | 2018-08-28 | Ford Global Technologies, Llc | Method for humidity measurement enablement |
US10066559B2 (en) * | 2015-10-27 | 2018-09-04 | Ford Global Technologies, Llc | Method and system for engine control |
DE102015224929B4 (de) * | 2015-12-11 | 2017-08-10 | Continental Automotive Gmbh | Verfahren zur Überprüfung eines Feuchtigkeitssensors eines Dieselmotors |
DE102016201354B4 (de) * | 2016-01-29 | 2017-08-10 | Continental Automotive Gmbh | Verfahren zur Überprüfung eines Feuchtigkeitssensors |
US10533514B2 (en) * | 2016-06-15 | 2020-01-14 | Cummins Inc. | Selective fuel on time and combustion centroid modulation to compensate for injection nozzle cavitation and maintain engine power output and emissions for large bore high-speed diesel engine |
JP7234956B2 (ja) * | 2020-02-03 | 2023-03-08 | トヨタ自動車株式会社 | 空燃比検出装置の異常検出装置 |
DK180561B1 (en) * | 2020-03-06 | 2021-06-24 | Man Energy Solutions Filial Af Man Energy Solutions Se Tyskland | An internal combustion engine configured for determining specific emissions and a method for determining specific emissions of an internal combustion engine |
Family Cites Families (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS622149A (ja) * | 1985-06-27 | 1987-01-08 | Nissan Motor Co Ltd | 空燃比検出装置 |
JPH0670385B2 (ja) * | 1986-03-03 | 1994-09-07 | トヨタ自動車株式会社 | 内燃機関の制御装置 |
JPS6412258A (en) * | 1987-07-06 | 1989-01-17 | Fujikura Ltd | Simultaneous measurement of concentration and moisture of oxygen |
IT1234958B (it) * | 1989-06-20 | 1992-06-02 | Weber Srl | Sistema di iniezione elettronica di carburante per motori a scoppio, con strategie autoadattative di correzione delle deviazioni dal rapporto ottimale per le quantita' di aria e benzina alimentate al motore |
DE3930396C2 (de) * | 1989-09-12 | 1993-11-04 | Bosch Gmbh Robert | Verfahren zum einstellen von luft- und kraftstoffmengen fuer eine mehrzylindrige brennkraftmaschine |
JPH06272593A (ja) * | 1993-03-22 | 1994-09-27 | Yanmar Diesel Engine Co Ltd | 内燃機関の空燃比制御装置 |
US5735245A (en) * | 1996-10-22 | 1998-04-07 | Southwest Research Institute | Method and apparatus for controlling fuel/air mixture in a lean burn engine |
CN1241470A (zh) | 1998-07-02 | 2000-01-19 | 北京奥体宏天科技开发公司 | 无定形胀轴 |
CN1241720A (zh) * | 1998-11-13 | 2000-01-19 | 康达(成都)电子有限公司 | 一种湿度传感器及其制造方法 |
CN2375963Y (zh) * | 1999-01-20 | 2000-04-26 | 康达(成都)电子有限公司 | 一种湿度传感器 |
DE60121113T2 (de) * | 2000-11-06 | 2006-11-09 | Honda Giken Kogyo K.K. | Vorrichtung zur Fehlerbestimmung eines Feuchtigkeitssensors und Vorrichtung zur Steuerung eines Umschaltventils im Abgassystem |
US6662795B2 (en) * | 2001-08-20 | 2003-12-16 | Caterpillar Inc | Method and apparatus configured to maintain a desired engine emissions level |
JP4226286B2 (ja) * | 2001-09-03 | 2009-02-18 | 本田技研工業株式会社 | 湿度センサの状態判定装置 |
JP3782341B2 (ja) * | 2001-12-06 | 2006-06-07 | 本田技研工業株式会社 | 湿度センサの故障検知方法 |
US6575148B1 (en) * | 2002-02-22 | 2003-06-10 | Cummins, Inc. | Humidity compensation system for an internal combustion engine |
JP3967630B2 (ja) * | 2002-05-16 | 2007-08-29 | 本田技研工業株式会社 | 排ガスセンサの故障を検出する装置 |
US6899090B2 (en) * | 2002-08-21 | 2005-05-31 | Honeywell International, Inc. | Dual path EGR system and methods |
US6779344B2 (en) * | 2002-12-20 | 2004-08-24 | Deere & Company | Control system and method for turbocharged throttled engine |
SE0301226D0 (sv) * | 2003-04-28 | 2003-04-28 | Siemens Elema Ab | Acoustic Determination of Moisture Content of a Gas Mixture |
JP4089537B2 (ja) * | 2003-07-10 | 2008-05-28 | トヨタ自動車株式会社 | 空燃比センサの異常検出装置 |
US7195009B2 (en) | 2003-10-02 | 2007-03-27 | Ford Global Technologies, Llc | Detection of a humidity sensor failure in an internal combustion engine |
JP2005188369A (ja) * | 2003-12-25 | 2005-07-14 | Yanmar Co Ltd | 空燃比制御システム |
JP2005330358A (ja) | 2004-05-19 | 2005-12-02 | Hokuyo Kk | 皮革及びその製造方法 |
US7363911B2 (en) * | 2005-11-03 | 2008-04-29 | Ford Global Technologies, Llc | Humidity-based combustion control in a multiple combustion mode engine |
US7503167B2 (en) * | 2005-11-18 | 2009-03-17 | Ford Global Technologies, Llc | Internal combustion engine with multiple combustion modes and fuel vapor purging |
EP2087223A1 (en) * | 2006-11-23 | 2009-08-12 | Renault Trucks | Internal combustion engine comprising an exhaust gas recirculation system |
DE102006058880A1 (de) | 2006-12-13 | 2008-07-03 | Siemens Ag | Verfahren zur Korrektur eines Ausgangssignals eines Lambda-Sensors und Brennkraftmaschine |
JP4512617B2 (ja) * | 2007-06-26 | 2010-07-28 | 日立オートモティブシステムズ株式会社 | 内燃機関の制御装置および方法 |
DE102007053719B3 (de) * | 2007-11-10 | 2009-06-04 | Audi Ag | Zylinder-Kenngrößen geführte Einspritzstrategie |
US8315759B2 (en) * | 2008-04-04 | 2012-11-20 | GM Global Technology Operations LLC | Humidity sensor diagnostic systems and methods |
JP2009264341A (ja) * | 2008-04-28 | 2009-11-12 | Toyota Motor Corp | 内燃機関 |
US8522760B2 (en) * | 2009-12-04 | 2013-09-03 | Ford Global Technologies, Llc | Fuel alcohol content detection via an exhaust gas sensor |
US8096125B2 (en) * | 2009-12-23 | 2012-01-17 | Ford Global Technologies, Llc | Methods and systems for emission system control |
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2010
- 2010-05-06 ES ES10162087.0T patent/ES2689729T3/es active Active
- 2010-05-06 EP EP10162087.0A patent/EP2385236B1/en active Active
-
2011
- 2011-05-05 CN CN201180022474.0A patent/CN102939452B/zh active Active
- 2011-05-05 RU RU2012152468/07A patent/RU2569937C2/ru active
- 2011-05-05 BR BR112012028454-1A patent/BR112012028454B1/pt active IP Right Grant
- 2011-05-05 AU AU2011249778A patent/AU2011249778B2/en active Active
- 2011-05-05 JP JP2013508498A patent/JP5917494B2/ja active Active
- 2011-05-05 US US13/261,495 patent/US9772273B2/en active Active
- 2011-05-05 WO PCT/EP2011/057189 patent/WO2011138387A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
CN102939452A (zh) | 2013-02-20 |
EP2385236B1 (en) | 2018-07-18 |
ES2689729T3 (es) | 2018-11-15 |
JP2013529274A (ja) | 2013-07-18 |
AU2011249778B2 (en) | 2014-10-23 |
JP5917494B2 (ja) | 2016-05-18 |
US9772273B2 (en) | 2017-09-26 |
RU2569937C2 (ru) | 2015-12-10 |
EP2385236A1 (en) | 2011-11-09 |
WO2011138387A1 (en) | 2011-11-10 |
RU2012152468A (ru) | 2014-06-20 |
US20130118232A1 (en) | 2013-05-16 |
CN102939452B (zh) | 2016-03-02 |
BR112012028454B1 (pt) | 2020-11-10 |
AU2011249778A1 (en) | 2013-01-10 |
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B06T | Formal requirements before examination [chapter 6.20 patent gazette] | ||
B06A | Patent application procedure suspended [chapter 6.1 patent gazette] | ||
B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |
Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 05/05/2011, OBSERVADAS AS CONDICOES LEGAIS. |