JPWO2012140702A1 - 内燃機関の排気浄化システム - Google Patents
内燃機関の排気浄化システム Download PDFInfo
- Publication number
- JPWO2012140702A1 JPWO2012140702A1 JP2013509669A JP2013509669A JPWO2012140702A1 JP WO2012140702 A1 JPWO2012140702 A1 JP WO2012140702A1 JP 2013509669 A JP2013509669 A JP 2013509669A JP 2013509669 A JP2013509669 A JP 2013509669A JP WO2012140702 A1 JPWO2012140702 A1 JP WO2012140702A1
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- Prior art keywords
- internal combustion
- combustion engine
- temperature
- exhaust
- fuel
- 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.)
- Granted
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- 238000000746 purification Methods 0.000 title claims abstract description 37
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 28
- 239000000446 fuel Substances 0.000 claims abstract description 77
- 239000003054 catalyst Substances 0.000 claims description 45
- 238000010438 heat treatment Methods 0.000 abstract description 6
- 238000002347 injection Methods 0.000 description 25
- 239000007924 injection Substances 0.000 description 25
- 238000012937 correction Methods 0.000 description 10
- 230000001133 acceleration Effects 0.000 description 9
- 238000005265 energy consumption Methods 0.000 description 8
- 239000007789 gas Substances 0.000 description 8
- 230000003647 oxidation Effects 0.000 description 7
- 238000007254 oxidation reaction Methods 0.000 description 7
- 238000011144 upstream manufacturing Methods 0.000 description 6
- 230000008859 change Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 239000002828 fuel tank Substances 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 239000000498 cooling water Substances 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000013618 particulate matter Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000000889 atomisation Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229910052878 cordierite Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- JSKIRARMQDRGJZ-UHFFFAOYSA-N dimagnesium dioxido-bis[(1-oxido-3-oxo-2,4,6,8,9-pentaoxa-1,3-disila-5,7-dialuminabicyclo[3.3.1]nonan-7-yl)oxy]silane Chemical compound [Mg++].[Mg++].[O-][Si]([O-])(O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2)O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2 JSKIRARMQDRGJZ-UHFFFAOYSA-N 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 230000003631 expected effect Effects 0.000 description 1
- -1 for example Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- 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
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
-
- 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
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
- F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
- F01N3/2006—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating
- F01N3/2033—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating using a fuel burner or introducing fuel into exhaust duct
-
- 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
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
- F01N3/36—Arrangements for supply of additional fuel
-
- 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
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
- F01N3/38—Arrangements for igniting
-
- 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
- F01N9/00—Electrical control of exhaust gas treating apparatus
-
- 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
- F01N2900/00—Details of electrical control or of the monitoring of the exhaust gas treating apparatus
- F01N2900/06—Parameters used for exhaust control or diagnosing
- F01N2900/10—Parameters used for exhaust control or diagnosing said parameters being related to the vehicle or its components
-
- 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
- F01N2900/00—Details of electrical control or of the monitoring of the exhaust gas treating apparatus
- F01N2900/06—Parameters used for exhaust control or diagnosing
- F01N2900/16—Parameters used for exhaust control or diagnosing said parameters being related to the exhaust apparatus, e.g. particulate filter or catalyst
- F01N2900/1602—Temperature of exhaust gas apparatus
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
-
- 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
- Y02T10/12—Improving ICE efficiencies
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Exhaust Gas After Treatment (AREA)
Abstract
Description
車両の内燃機関の排気通路に燃料を供給するための燃料供給弁と、
前記燃料供給弁から供給された燃料に着火させるための着火装置と、
少なくとも、燃料に着火させることが可能な着火温度と、燃料に着火させることが不可能な待機温度と、を選択的に実現するように前記着火装置を加熱するコントローラと、
を備えた内燃機関の排気浄化システムであって、
前記コントローラは、前記車両の減速状態が継続する時間である予測減速時間が大であるほど、前記待機温度を低く制御することを特徴とする内燃機関の排気浄化システムである。
12 排気管
13 排気浄化触媒
3,15 燃料噴射弁
16 グロープラグ
40 排気昇温装置
50 ECU
Claims (6)
- 車両の内燃機関の排気通路に燃料を供給するための燃料供給弁と、
前記燃料供給弁から供給された燃料に着火させるための着火装置と、
少なくとも、燃料に着火させることが可能な着火温度と、燃料に着火させることが不可能な待機温度と、を選択的に実現するように前記着火装置を加熱するコントローラと、
を備えた内燃機関の排気浄化システムであって、
前記コントローラは、前記車両の減速状態が継続する時間である予測減速時間が大であるほど、前記待機温度を低く制御することを特徴とする内燃機関の排気浄化システム。 - 請求項1に記載の内燃機関の排気浄化システムであって、
前記コントローラは、前記予測減速時間を、車速が大きいほど長く推定することを特徴とする内燃機関の排気浄化システム。 - 請求項1に記載の内燃機関の排気浄化システムであって、
前記コントローラは、前記予測減速時間が、予め定められた基準値よりも小さい場合に、前記着火手段の加熱を行わないことを特徴とする内燃機関の排気浄化システム。 - 請求項1に記載の内燃機関の排気浄化システムであって、
前記コントローラは、前記予測減速時間にかかわらず、減速状態が生じないことが推定される場合には、前記着火手段の加熱を行わないことを特徴とする内燃機関の排気浄化システム。 - 請求項1に記載の内燃機関の排気浄化システムであって、
前記コントローラは、前記着火装置よりも下流側の排気通路内に配置された排気浄化触媒の温度が高いほど、前記待機温度を低く制御することを特徴とする内燃機関の排気浄化システム。 - 請求項1に記載の内燃機関の排気浄化システムであって、
前記コントローラは、前記予測減速時間にかかわらず、前記車両が減速中かつシフトチェンジ中である場合には、前記着火装置を着火温度に制御することを特徴とすることを特徴とする内燃機関の排気浄化システム。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2011/002246 WO2012140702A1 (ja) | 2011-04-15 | 2011-04-15 | 内燃機関の排気浄化システム |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2012140702A1 true JPWO2012140702A1 (ja) | 2014-07-28 |
JP5737389B2 JP5737389B2 (ja) | 2015-06-17 |
Family
ID=47008914
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013509669A Expired - Fee Related JP5737389B2 (ja) | 2011-04-15 | 2011-04-15 | 内燃機関の排気浄化システム |
Country Status (5)
Country | Link |
---|---|
US (1) | US9371756B2 (ja) |
EP (1) | EP2698514B1 (ja) |
JP (1) | JP5737389B2 (ja) |
CN (1) | CN103459794B (ja) |
WO (1) | WO2012140702A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9551250B2 (en) * | 2012-10-31 | 2017-01-24 | Toyota Jidosha Kabushiki Kaisha | Operation control apparatus and method for internal combustion engine |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2927449A4 (en) * | 2012-12-03 | 2017-05-24 | Toyota Jidosha Kabushiki Kaisha | Device and method for controlling operation of internal combustion engine |
AT513842B1 (de) * | 2013-06-17 | 2014-08-15 | Avl List Gmbh | Verfahren zur Überprüfung der Wirksamkeit einer Abgasnachbehandlungseinrichtung |
SE537663C2 (sv) * | 2014-01-15 | 2015-09-29 | Scania Cv Ab | Förfarande och system för styrning av temperatur för ett avgasbehandlingssystem |
CN104614185A (zh) * | 2014-12-11 | 2015-05-13 | 中国北方发动机研究所(天津) | 一种发动机排放试验台架 |
AT517669A1 (de) * | 2015-09-04 | 2017-03-15 | Ge Jenbacher Gmbh & Co Og | Brennkraftmaschine |
US9630611B1 (en) * | 2016-02-03 | 2017-04-25 | Toyota Motor Engineering & Manufacturing North America, Inc. | System and method for acceleration event prediction |
DE102020007000A1 (de) * | 2020-11-16 | 2022-05-19 | Daimler Ag | Verbrennungskraftmaschine für ein Kraftfahrzeug, insbesondere für einen Kraftwagen |
Family Cites Families (18)
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JPS5879611A (ja) * | 1981-11-05 | 1983-05-13 | Nippon Soken Inc | デイ−ゼルエンジンの排気ガス浄化装置 |
US5133184A (en) * | 1990-02-10 | 1992-07-28 | Volkswagen Ag | Method and apparatus for monitoring the conversion ratio of a catalytic converter |
GB2261613A (en) * | 1991-11-22 | 1993-05-26 | Ford Motor Co | Operation of an internal combustion engine |
US5419121A (en) * | 1993-04-16 | 1995-05-30 | Engelhard Corporation | Method and apparatus for reduction of pollutants emitted from automotive engines by flame incineration |
US5771683A (en) * | 1995-08-30 | 1998-06-30 | Southwest Research Institute | Active porous medium aftertreatment control system |
JP4281164B2 (ja) * | 1999-08-27 | 2009-06-17 | 株式会社デンソー | 触媒燃焼装置 |
JP2002213234A (ja) * | 2001-01-19 | 2002-07-31 | Unisia Jecs Corp | 内燃機関の触媒活性判定装置及び劣化判定装置 |
JP4461995B2 (ja) * | 2004-10-05 | 2010-05-12 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
JP4417878B2 (ja) * | 2005-05-16 | 2010-02-17 | いすゞ自動車株式会社 | 排気ガス浄化方法及び排気ガス浄化システム |
WO2006137694A1 (en) * | 2005-06-22 | 2006-12-28 | Korea Institute Of Machinery And Materials | Burner for regeneration of diesel engine particulate filter and diesel engine particulate filter having the same |
JP4635868B2 (ja) | 2005-12-28 | 2011-02-23 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
ATE530744T1 (de) * | 2007-07-04 | 2011-11-15 | Toyota Motor Co Ltd | Abgasreinigungssystem für verbrennungsmotor |
JP2009287515A (ja) * | 2008-05-30 | 2009-12-10 | Toyota Motor Corp | 内燃機関の制御装置 |
JP4586911B2 (ja) * | 2008-08-25 | 2010-11-24 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
JP4569690B2 (ja) | 2008-09-04 | 2010-10-27 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
JP5440753B2 (ja) * | 2008-12-18 | 2014-03-12 | マツダ株式会社 | エンジンの排気浄化装置 |
WO2011033681A1 (ja) | 2009-09-18 | 2011-03-24 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
WO2011125089A1 (ja) | 2010-04-01 | 2011-10-13 | トヨタ自動車株式会社 | 内燃機関の排気浄化システム |
-
2011
- 2011-04-15 CN CN201180069942.XA patent/CN103459794B/zh not_active Expired - Fee Related
- 2011-04-15 WO PCT/JP2011/002246 patent/WO2012140702A1/ja active Application Filing
- 2011-04-15 US US14/110,617 patent/US9371756B2/en not_active Expired - Fee Related
- 2011-04-15 EP EP11863308.0A patent/EP2698514B1/en not_active Not-in-force
- 2011-04-15 JP JP2013509669A patent/JP5737389B2/ja not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9551250B2 (en) * | 2012-10-31 | 2017-01-24 | Toyota Jidosha Kabushiki Kaisha | Operation control apparatus and method for internal combustion engine |
Also Published As
Publication number | Publication date |
---|---|
CN103459794B (zh) | 2016-02-03 |
EP2698514B1 (en) | 2016-11-02 |
EP2698514A1 (en) | 2014-02-19 |
JP5737389B2 (ja) | 2015-06-17 |
US9371756B2 (en) | 2016-06-21 |
US20140026545A1 (en) | 2014-01-30 |
WO2012140702A1 (ja) | 2012-10-18 |
EP2698514A4 (en) | 2014-09-03 |
CN103459794A (zh) | 2013-12-18 |
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