JP2011185233A - 排気浄化装置 - Google Patents
排気浄化装置 Download PDFInfo
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- JP2011185233A JP2011185233A JP2010054181A JP2010054181A JP2011185233A JP 2011185233 A JP2011185233 A JP 2011185233A JP 2010054181 A JP2010054181 A JP 2010054181A JP 2010054181 A JP2010054181 A JP 2010054181A JP 2011185233 A JP2011185233 A JP 2011185233A
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- JP
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- Prior art keywords
- fuel
- engine
- exhaust
- reformed gas
- plasma
- 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.)
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- 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
- F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
- F01N3/0828—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents characterised by the absorbed or adsorbed substances
- F01N3/0842—Nitrogen oxides
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- 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
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
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- 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
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
- F01N13/0097—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series the purifying devices are arranged in a single housing
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- 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
- F01N2240/00—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being
- F01N2240/30—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being a fuel reformer
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- 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
- F01N2250/00—Combinations of different methods of purification
- F01N2250/02—Combinations of different methods of purification filtering and catalytic conversion
-
- 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
- F01N2250/00—Combinations of different methods of purification
- F01N2250/12—Combinations of different methods of purification absorption or adsorption, and catalytic conversion
-
- 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
- F01N2250/00—Combinations of different methods of purification
- F01N2250/14—Combinations of different methods of purification absorption or adsorption, and filtering
-
- 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
- F01N2430/00—Influencing exhaust purification, e.g. starting of catalytic reaction, filter regeneration, or the like, by controlling engine operating characteristics
- F01N2430/08—Influencing exhaust purification, e.g. starting of catalytic reaction, filter regeneration, or the like, by controlling engine operating characteristics by modifying ignition or injection timing
-
- 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
- F01N2610/00—Adding substances to exhaust gases
- F01N2610/04—Adding substances to exhaust gases the substance being hydrogen
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B29/00—Engines characterised by provision for charging or scavenging not provided for in groups F02B25/00, F02B27/00 or F02B33/00 - F02B39/00; Details thereof
- F02B29/04—Cooling of air intake supply
- F02B29/0406—Layout of the intake air cooling or coolant circuit
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
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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
- F02D41/0025—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
- F02D41/0047—Controlling exhaust gas recirculation [EGR]
- F02D41/0065—Specific aspects of external EGR control
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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
- F02D41/021—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
- F02D41/0275—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 NOx trap or adsorbent
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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
- F02D41/30—Controlling fuel injection
- F02D41/3011—Controlling fuel injection according to or using specific or several modes of combustion
- F02D41/3017—Controlling fuel injection according to or using specific or several modes of combustion characterised by the mode(s) being used
- F02D41/3035—Controlling fuel injection according to or using specific or several modes of combustion characterised by the mode(s) being used a mode being the premixed charge compression-ignition mode
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/02—EGR systems specially adapted for supercharged engines
- F02M26/04—EGR systems specially adapted for supercharged engines with a single turbocharger
- F02M26/05—High pressure loops, i.e. wherein recirculated exhaust gas is taken out from the exhaust system upstream of the turbine and reintroduced into the intake system downstream of the compressor
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Exhaust Gas After Treatment (AREA)
- Combustion Methods Of Internal-Combustion Engines (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
Abstract
【解決手段】燃料噴射を圧縮上死点より早い時期に行い、燃料の予混合化が促進した後に着火燃焼させるようにしたディーゼルエンジン1の排気浄化装置であって、燃料Fを素にプラズマ放電によりH2を含んだ改質ガスを生成し且つ改質ガスを吸気マニホールド6を介してシリンダ7内へ供給するプラズマ燃料改質器17を備えている。
【選択図】図1
Description
6 吸気マニホールド(エンジン吸気経路)
10 NOx吸蔵還元触媒
17 プラズマ燃料改質器
33 ノズル
F 燃料
G 排気
R 改質ガス
Claims (2)
- 少なくとも軽負荷時に燃料噴射を圧縮上死点より早い時期に行い、前記燃料の予混合化が促進した後に着火燃焼させるとともに、エンジン排気経路から排気の一部をエンジン吸気経路へ還流させるようにしたディーゼルエンジンの排気浄化装置であって、
エンジン燃料を素にプラズマ放電によりH2を含んだ改質ガスを生成し且つ該改質ガスをエンジン吸気経路へ供給するプラズマ燃料改質器を備えたことを特徴とする排気浄化装置。 - 少なくとも軽負荷時に燃料噴射を圧縮上死点より早い時期に行い、前記燃料の予混合化が促進した後に着火燃焼させるとともに、エンジン排気経路から排気の一部をエンジン吸気経路へ還流させるようにしたディーゼルエンジンの排気浄化装置であって、
エンジン排気経路に組み込んだNOx吸蔵還元触媒と、該NOx吸蔵還元触媒の上流側に設けたノズルと、エンジン燃料を素にプラズマ放電によりH2、COを含んだ改質ガスを生成し且つ該改質ガスを前記ノズル及びエンジン吸気系統へ供給するプラズマ燃料改質器とを備えたことを特徴とする排気浄化装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010054181A JP5620696B2 (ja) | 2010-03-11 | 2010-03-11 | 排気浄化装置 |
PCT/JP2011/001376 WO2011111383A1 (ja) | 2010-03-11 | 2011-03-09 | 排気浄化装置 |
US13/581,570 US20120321523A1 (en) | 2010-03-11 | 2011-03-09 | Exhaust emission control device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010054181A JP5620696B2 (ja) | 2010-03-11 | 2010-03-11 | 排気浄化装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011185233A true JP2011185233A (ja) | 2011-09-22 |
JP5620696B2 JP5620696B2 (ja) | 2014-11-05 |
Family
ID=44563215
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010054181A Active JP5620696B2 (ja) | 2010-03-11 | 2010-03-11 | 排気浄化装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US20120321523A1 (ja) |
JP (1) | JP5620696B2 (ja) |
WO (1) | WO2011111383A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10704509B2 (en) * | 2016-04-07 | 2020-07-07 | University Of South Carolina | Methodology and system for reforming liquid fuel |
GB2561834A (en) * | 2017-04-24 | 2018-10-31 | Johnson Matthey Plc | Passive NOx adsorber |
CN115234406B (zh) * | 2022-06-30 | 2024-05-17 | 中国第一汽车股份有限公司 | 发动机双喷系统、车辆及供氢控制方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005146960A (ja) * | 2003-11-13 | 2005-06-09 | Toyota Motor Corp | 予混合圧縮着火内燃機関 |
JP2006161768A (ja) * | 2004-12-10 | 2006-06-22 | Hino Motors Ltd | 排気浄化装置 |
JP2009167997A (ja) * | 2008-01-21 | 2009-07-30 | Daihatsu Motor Co Ltd | 内燃機関の排気ガス再循環装置 |
JP2009216041A (ja) * | 2008-03-12 | 2009-09-24 | Honda Motor Co Ltd | 内燃機関の制御装置 |
JP2010024960A (ja) * | 2008-07-18 | 2010-02-04 | Nissan Motor Co Ltd | エンジンの運転モード切替制御装置及び運転モード切替制御方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040020447A1 (en) * | 2002-08-05 | 2004-02-05 | William Taylor | Method and apparatus for advancing air into a fuel reformer by use of an engine vacuum |
WO2006022213A1 (ja) * | 2004-08-23 | 2006-03-02 | Hino Motors, Ltd. | 排気浄化装置 |
JP4703157B2 (ja) * | 2004-10-04 | 2011-06-15 | 日野自動車株式会社 | 燃料改質器 |
-
2010
- 2010-03-11 JP JP2010054181A patent/JP5620696B2/ja active Active
-
2011
- 2011-03-09 WO PCT/JP2011/001376 patent/WO2011111383A1/ja active Application Filing
- 2011-03-09 US US13/581,570 patent/US20120321523A1/en not_active Abandoned
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005146960A (ja) * | 2003-11-13 | 2005-06-09 | Toyota Motor Corp | 予混合圧縮着火内燃機関 |
JP2006161768A (ja) * | 2004-12-10 | 2006-06-22 | Hino Motors Ltd | 排気浄化装置 |
JP2009167997A (ja) * | 2008-01-21 | 2009-07-30 | Daihatsu Motor Co Ltd | 内燃機関の排気ガス再循環装置 |
JP2009216041A (ja) * | 2008-03-12 | 2009-09-24 | Honda Motor Co Ltd | 内燃機関の制御装置 |
JP2010024960A (ja) * | 2008-07-18 | 2010-02-04 | Nissan Motor Co Ltd | エンジンの運転モード切替制御装置及び運転モード切替制御方法 |
Also Published As
Publication number | Publication date |
---|---|
US20120321523A1 (en) | 2012-12-20 |
WO2011111383A1 (ja) | 2011-09-15 |
JP5620696B2 (ja) | 2014-11-05 |
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