JP4775336B2 - 排気ガスセンサのヒータ制御装置 - Google Patents
排気ガスセンサのヒータ制御装置 Download PDFInfo
- Publication number
- JP4775336B2 JP4775336B2 JP2007169284A JP2007169284A JP4775336B2 JP 4775336 B2 JP4775336 B2 JP 4775336B2 JP 2007169284 A JP2007169284 A JP 2007169284A JP 2007169284 A JP2007169284 A JP 2007169284A JP 4775336 B2 JP4775336 B2 JP 4775336B2
- Authority
- JP
- Japan
- Prior art keywords
- exhaust gas
- sensor
- fuel
- impedance
- sensor element
- 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.)
- Expired - Fee Related
Links
- 239000000446 fuel Substances 0.000 claims description 45
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 21
- 238000002485 combustion reaction Methods 0.000 claims description 9
- 239000003502 gasoline Substances 0.000 claims description 4
- 239000007789 gas Substances 0.000 description 22
- 239000001301 oxygen Substances 0.000 description 21
- 229910052760 oxygen Inorganic materials 0.000 description 21
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 20
- 239000002828 fuel tank Substances 0.000 description 4
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 2
- 230000004913 activation Effects 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 150000002926 oxygen Chemical class 0.000 description 1
Images
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
- F02D41/1494—Control of sensor heater
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
- F01N2560/20—Sensor having heating means
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
Description
23 アルコール濃度センサ
21 燃料タンク
25 排気管
28 酸素濃度センサ
28a センサ素子
28b 電気ヒータ
Claims (1)
- アルコール含有ガソリンが燃料として用いられる内燃機関の排気通路内に配置されたヒータ付き排気ガスセンサのヒータ制御装置において、内燃機関で使用されている燃料中のアルコール濃度を検出する手段と、該検出されたアルコール濃度に基づいて目標インピーダンスを設定する手段と、排気ガスセンサのセンサ素子のインピーダンスが該設定された目標インピーダンスに一致するように排気ガスセンサのヒータ出力を制御する手段と、を具備し、インピーダンスにより表されるセンサ素子の温度が目標インピーダンスにより表される目標温度に一致するようにした排気ガスセンサのヒータ制御装置。
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007169284A JP4775336B2 (ja) | 2007-06-27 | 2007-06-27 | 排気ガスセンサのヒータ制御装置 |
CN200880000983.1A CN101715510B (zh) | 2007-06-27 | 2008-06-25 | 用于废气传感器的加热器控制装置和方法 |
US12/513,948 US8563902B2 (en) | 2007-06-27 | 2008-06-25 | Heater control device and method for exhaust gas sensor |
PCT/IB2008/001655 WO2009001201A2 (en) | 2007-06-27 | 2008-06-25 | Heater control device and method for exhaust gas sensor |
BRPI0806096-7A BRPI0806096A2 (pt) | 2007-06-27 | 2008-06-25 | dispositivo de controle de aquecedor e método para sensor de gás de exaustão |
EP08762963A EP2079913B1 (en) | 2007-06-27 | 2008-06-25 | Heater control device and method for exhaust gas sensor |
DE602008004729T DE602008004729D1 (de) | 2007-06-27 | 2008-06-25 | Heizungssteuerungsvorrichtung und -verfahren für einen abgassensor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007169284A JP4775336B2 (ja) | 2007-06-27 | 2007-06-27 | 排気ガスセンサのヒータ制御装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009007991A JP2009007991A (ja) | 2009-01-15 |
JP4775336B2 true JP4775336B2 (ja) | 2011-09-21 |
Family
ID=39832203
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007169284A Expired - Fee Related JP4775336B2 (ja) | 2007-06-27 | 2007-06-27 | 排気ガスセンサのヒータ制御装置 |
Country Status (7)
Country | Link |
---|---|
US (1) | US8563902B2 (ja) |
EP (1) | EP2079913B1 (ja) |
JP (1) | JP4775336B2 (ja) |
CN (1) | CN101715510B (ja) |
BR (1) | BRPI0806096A2 (ja) |
DE (1) | DE602008004729D1 (ja) |
WO (1) | WO2009001201A2 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102680259B (zh) * | 2012-01-14 | 2015-11-18 | 广东恒鑫智能装备股份有限公司 | 一种壁挂炉自动翻转测试装置 |
CN103308303B (zh) * | 2013-05-09 | 2016-08-10 | 重庆齿轮箱有限责任公司 | 变桨齿轮箱翻转空载试验装置 |
US9885685B2 (en) | 2014-10-10 | 2018-02-06 | Ford Global Technologies, Llc | Compensating oxygen sensor aging |
US9664132B2 (en) | 2014-12-12 | 2017-05-30 | Ford Global Technologies, Llc | Oxygen sensor control responsive to resistance and impedance |
Family Cites Families (50)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4121988A (en) * | 1975-12-19 | 1978-10-24 | Nippondenso Co., Ltd. | Oxygen sensor |
US4391253A (en) * | 1980-10-29 | 1983-07-05 | Toyota Jidosha Kogyo Kabushiki Kaisha | Electronically controlling, fuel injection method |
JPS5776256A (en) * | 1980-10-30 | 1982-05-13 | Toyota Motor Corp | Heating device for suction air |
JPS57143142A (en) * | 1981-03-02 | 1982-09-04 | Mazda Motor Corp | Controller for engine |
JPS6461653A (en) | 1987-09-01 | 1989-03-08 | Aoki Tetsuo | Method and device for detecting crack of translucent body |
JPH076430B2 (ja) * | 1988-10-11 | 1995-01-30 | 日産自動車株式会社 | 内燃機関の燃料供給装置 |
US4993386A (en) * | 1988-12-29 | 1991-02-19 | Kabushiki Kaisha Toyota Chuo Kenkyusho | Operation control system for internal combustion engine |
US4989570A (en) * | 1989-04-19 | 1991-02-05 | Japan Electronic Control Systems Co., Ltd. | Fail detecting system for sensor monitoring concentration of a fuel in blended multi-fuel for internal combustion engine and fail-safe system in lambda-control |
JPH0810667Y2 (ja) * | 1989-04-27 | 1996-03-29 | 株式会社ユニシアジェックス | 燃料噴射制御装置 |
JPH02301669A (ja) * | 1989-05-16 | 1990-12-13 | Nissan Motor Co Ltd | エンジンの点火時期制御装置 |
JPH0331548A (ja) * | 1989-06-29 | 1991-02-12 | Japan Electron Control Syst Co Ltd | 内燃機関の混合燃料供給装置 |
JPH03206331A (ja) * | 1989-10-24 | 1991-09-09 | Fuji Heavy Ind Ltd | Ffv用エンジンの燃料噴射量制御装置 |
JPH0833367B2 (ja) * | 1989-11-10 | 1996-03-29 | 株式会社ユニシアジェックス | 静電容量式アルコール濃度測定装置 |
US5033293A (en) * | 1990-03-09 | 1991-07-23 | Calsonic Corporation | Alcohol concentration detecting device |
JPH04128528A (ja) * | 1990-09-20 | 1992-04-30 | Mazda Motor Corp | アルコールエンジンの空燃比制御装置 |
US5179926A (en) * | 1992-02-18 | 1993-01-19 | General Motors Corporation | Alcohol discriminator and fuel control for an internal combustion engine fueled with alcohol-gasoline fuel mixtures |
US5852228A (en) * | 1996-07-10 | 1998-12-22 | Denso Corporation | Apparatus and method for controlling oxygen sensor heating |
JPH1026599A (ja) * | 1996-07-10 | 1998-01-27 | Denso Corp | 酸素濃度検出装置 |
JP2000180405A (ja) * | 1998-12-11 | 2000-06-30 | Toyota Motor Corp | 内燃機関の空燃比センサの制御装置 |
US6712054B2 (en) * | 2000-05-17 | 2004-03-30 | Unisia Jecs Corporation | Device and method for measuring element temperature of air-fuel ratio sensor, and device and method for controlling heater of air-fuel ratio sensor |
JP2002048763A (ja) * | 2000-08-07 | 2002-02-15 | Denso Corp | ガス濃度センサのヒータ制御装置 |
JP2002318219A (ja) | 2001-04-20 | 2002-10-31 | Nissan Motor Co Ltd | 酸素センサのヒータ制御装置 |
JP3985590B2 (ja) * | 2001-07-27 | 2007-10-03 | 株式会社デンソー | ガス濃度センサのヒータ制御装置 |
JP2003138967A (ja) | 2001-11-05 | 2003-05-14 | Denso Corp | 内燃機関の触媒早期暖機制御システムの異常診断装置 |
US6714856B2 (en) * | 2001-10-18 | 2004-03-30 | Daimlerchrysler Corporation | Ethanol content rationality for a flexible fueled vehicle |
EP1492945A1 (en) * | 2002-04-05 | 2005-01-05 | E. I. du Pont de Nemours and Company | Method and apparatus for controlling a gas-emitting process and related devices |
JP4267570B2 (ja) * | 2002-05-14 | 2009-05-27 | 本田技研工業株式会社 | ヒータ内蔵型ガスセンサの作動開始方法および作動停止方法 |
US6975933B2 (en) * | 2003-02-13 | 2005-12-13 | Nissan Motor Co., Ltd. | Fuel properties estimation for internal combustion engine |
JP2005002974A (ja) | 2003-06-16 | 2005-01-06 | Toyota Motor Corp | 排気ガスセンサのヒータ制御装置 |
CN100416268C (zh) * | 2003-09-01 | 2008-09-03 | 丰田自动车株式会社 | 废气传感器控制装置 |
JP2005207924A (ja) * | 2004-01-23 | 2005-08-04 | Toyota Motor Corp | 排気センサの制御装置 |
JP4119864B2 (ja) * | 2004-03-31 | 2008-07-16 | 三菱重工業株式会社 | 内燃機関の燃料噴射装置 |
DE102004052772A1 (de) * | 2004-10-30 | 2006-05-04 | Volkswagen Ag | Verfahren zur Steuerung eines Betriebs eines beheizbaren Abgassensors eines Kraftfahrzeugs |
JP4424182B2 (ja) * | 2004-12-06 | 2010-03-03 | 株式会社デンソー | 内燃機関の排気温度推定装置 |
JP4631517B2 (ja) * | 2005-04-13 | 2011-02-16 | トヨタ自動車株式会社 | 酸素センサ及び空燃比制御システム |
JP4645984B2 (ja) * | 2005-07-05 | 2011-03-09 | 株式会社デンソー | 排出ガスセンサの劣化検出装置 |
JP4631664B2 (ja) * | 2005-11-18 | 2011-02-16 | 株式会社デンソー | ガスセンサのヒータ制御装置 |
JP4501877B2 (ja) * | 2006-03-14 | 2010-07-14 | 株式会社デンソー | 内燃機関の制御装置 |
US7933713B2 (en) * | 2006-03-17 | 2011-04-26 | Ford Global Technologies, Llc | Control of peak engine output in an engine with a knock suppression fluid |
US7805928B2 (en) * | 2006-04-06 | 2010-10-05 | Denso Corporation | System for controlling exhaust gas sensor having heater |
US7655121B2 (en) * | 2006-05-23 | 2010-02-02 | Ngk Spark Plug Co., Ltd. | Gas sensor interface device and gas sensor system |
US7909019B2 (en) * | 2006-08-11 | 2011-03-22 | Ford Global Technologies, Llc | Direct injection alcohol engine with boost and spark control |
US7549408B2 (en) * | 2006-11-20 | 2009-06-23 | Ford Global Technologies, Llc | Flex-fuel variable displacement engine control system and method |
US7685995B2 (en) * | 2007-06-13 | 2010-03-30 | Denso Corporation | Controller for internal combustion engine |
US7673621B2 (en) * | 2007-09-11 | 2010-03-09 | Gm Global Technology Operations, Inc. | Learn correction feature for virtual flex fuel sensor |
JP4776610B2 (ja) * | 2007-11-26 | 2011-09-21 | 三菱電機株式会社 | 監視制御回路を有する車載電子制御装置 |
JP4759576B2 (ja) * | 2008-01-08 | 2011-08-31 | 本田技研工業株式会社 | 制御装置 |
US8109092B2 (en) * | 2009-05-28 | 2012-02-07 | Ford Global Technologies, Llc | Methods and systems for engine control |
JP4962656B2 (ja) * | 2009-12-09 | 2012-06-27 | トヨタ自動車株式会社 | 内燃機関の空燃比気筒間インバランス判定装置 |
US8042518B2 (en) * | 2010-04-14 | 2011-10-25 | Ford Global Technologies, Llc | Multi-component transient fuel compensation |
-
2007
- 2007-06-27 JP JP2007169284A patent/JP4775336B2/ja not_active Expired - Fee Related
-
2008
- 2008-06-25 CN CN200880000983.1A patent/CN101715510B/zh not_active Expired - Fee Related
- 2008-06-25 DE DE602008004729T patent/DE602008004729D1/de active Active
- 2008-06-25 US US12/513,948 patent/US8563902B2/en not_active Expired - Fee Related
- 2008-06-25 BR BRPI0806096-7A patent/BRPI0806096A2/pt not_active Application Discontinuation
- 2008-06-25 WO PCT/IB2008/001655 patent/WO2009001201A2/en active Application Filing
- 2008-06-25 EP EP08762963A patent/EP2079913B1/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP2079913B1 (en) | 2011-01-26 |
US8563902B2 (en) | 2013-10-22 |
WO2009001201A3 (en) | 2009-02-12 |
DE602008004729D1 (de) | 2011-03-10 |
JP2009007991A (ja) | 2009-01-15 |
BRPI0806096A2 (pt) | 2011-08-30 |
CN101715510B (zh) | 2013-03-13 |
WO2009001201A2 (en) | 2008-12-31 |
US20100000984A1 (en) | 2010-01-07 |
CN101715510A (zh) | 2010-05-26 |
EP2079913A2 (en) | 2009-07-22 |
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