JP2006132528A - 車上におけるアンモニア生成を伴う排気清浄化 - Google Patents
車上におけるアンモニア生成を伴う排気清浄化 Download PDFInfo
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- JP2006132528A JP2006132528A JP2005259131A JP2005259131A JP2006132528A JP 2006132528 A JP2006132528 A JP 2006132528A JP 2005259131 A JP2005259131 A JP 2005259131A JP 2005259131 A JP2005259131 A JP 2005259131A JP 2006132528 A JP2006132528 A JP 2006132528A
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- cylinders
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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
- F01N3/10—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
- F01N3/2066—Selective catalytic reduction [SCR]
- F01N3/2073—Selective catalytic reduction [SCR] with means for generating a reducing substance from the exhaust gases
-
- 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
- F01N13/011—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 purifying devices arranged in parallel
-
- 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
- F01N2240/25—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 an ammonia generator
-
- 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
- F01N2610/02—Adding substances to exhaust gases the substance being ammonia or urea
-
- 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
- F01N2610/03—Adding substances to exhaust gases the substance being hydrocarbons, e.g. engine fuel
-
- 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
- F02B37/007—Engines characterised by provision of pumps driven at least for part of the time by exhaust with exhaust-driven pumps arranged in parallel, e.g. at least one pump supplying alternatively
-
- 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
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)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
【解決手段】 排気ガス清浄化用の選択的触媒還元システムに使用するための動力源が提供される。動力源は、第1の吸気通路と第1の排気通路とを有する第1のシリンダ群と、第2の吸気通路と第2の排気通路とを有する第2のシリンダ群とを含む。第2の吸気通路は第1の吸気通路から流体的に隔離される。燃料供給装置は、燃料を第1の排気通路内に供給するように構成可能であり、また触媒を燃料供給装置の下流に配置して、第1の排気通路内の排気ストリームの少なくとも一部分をアンモニアに変換することが可能である。
【選択図】 図1
Description
12 動力源
14 第1のシリンダ群
16 第2のシリンダ群
18 第1の吸気通路
20 第1の排気通路
22 第2の吸気通路
24 第2の排気通路
26 アンモニア生成触媒
28 燃料供給装置
30 合流排気通路
32 NOx還元触媒
34 第1の強制誘導システム
36 第2の強制誘導システム
37 酸化触媒
38 単一のシリンダ
40 シリンダ
42 シリンダ
44 シリンダ
46 シリンダ
48 シリンダ
Claims (5)
- 排気ガス清浄化用の選択的触媒還元システムに使用するための動力源であって、
第1の吸気通路と第1の排気通路とを有する第1のシリンダ群と、
第1の吸気通路から流体的に隔離される第2の吸気通路と第2の排気通路とを有する第2のシリンダ群と、
燃料を第1の排気通路内に供給するように構成された燃料供給装置と、
第1の排気通路内の排気ストリームの少なくとも一部分をアンモニアに変換するために燃料供給装置の下流に配置された触媒と、
を備える動力源。 - 排気ガス清浄化用の選択的触媒還元システムに使用するための動力源であって、
第1のシリンダ群であって、
1個以上のシリンダと、
第1のシリンダ群の1個以上のシリンダと流体連通する第1の吸気通路と、
第1のシリンダ群の1個以上のシリンダと流体連通する第1の排気通路と、
を含む第1のシリンダ群と、
第2のシリンダ群であって、
少なくとも2個のシリンダであって、第2のシリンダ群の単一のシリンダおよび第1のシリンダ群の単一のシリンダが、合致された行程サイクルを有し、また第2のシリンダ群からの他のすべてのシリンダが、ユニークな行程サイクルを有する少なくとも2個のシリンダと、
第2のシリンダ群の少なくとも2個のシリンダと流体連通する第2の吸気通路であって、第1の吸気通路から流体的に隔離される第2の吸気通路と、
第2のシリンダ群の少なくとも2個のシリンダと流体連通する第2の排気通路と、
を含む第2のシリンダ群と、
燃料を第1の排気通路内に供給するように構成された燃料供給装置と、
第1の排気通路内の排気ストリームの少なくとも一部分をアンモニアに変換するために燃料供給装置の下流に配置された触媒と、
を備える動力源。 - 排気ガス清浄化用の選択的触媒還元システムに使用するための動力源を操作する方法であって、
空気を第1の吸気通路を通して、1個以上のシリンダを含む第1のシリンダ群に供給するステップと、
第1のシリンダ群の1個以上のシリンダと流体連通する第1の排気通路に、第1の排気ストリームを供給するステップと、
空気を第2の吸気通路を通して、少なくとも2個のシリンダを含む第2のシリンダ群に供給するステップであって、第2の吸気通路が第1の吸気通路から流体的に隔離されるステップと、
第2のシリンダ群の少なくとも2個のシリンダと流体連通する第2の排気通路に、第2の排気ストリームを供給するステップと、
第1の排気通路に動作可能に連結された燃料供給装置から第1の排気ストリームに燃料を供給するステップと、
第1の排気ストリームの少なくとも一部分をアンモニアに変換するステップと、
を含む方法。 - 第1のシリンダ群からの単一のシリンダの行程サイクルと第2のシリンダ群からの単一のシリンダの行程サイクルとを合致させるステップと、第2のシリンダ群からの他のすべてのシリンダのユニークな行程サイクルを維持するステップとをさらに含む、請求項3に記載の方法。
- 空気を強制誘導システムを通して第1および第2の吸気通路の少なくとも1個に供給するステップをさらに含む、請求項3に記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/982,921 | 2004-11-08 | ||
US10/982,921 US7552583B2 (en) | 2004-11-08 | 2004-11-08 | Exhaust purification with on-board ammonia production |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006132528A true JP2006132528A (ja) | 2006-05-25 |
JP4688616B2 JP4688616B2 (ja) | 2011-05-25 |
Family
ID=36313925
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005259131A Expired - Fee Related JP4688616B2 (ja) | 2004-11-08 | 2005-09-07 | 車上におけるアンモニア生成を伴う排気清浄化 |
Country Status (3)
Country | Link |
---|---|
US (2) | US7552583B2 (ja) |
JP (1) | JP4688616B2 (ja) |
DE (1) | DE102005037030A1 (ja) |
Cited By (1)
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CN105289299A (zh) * | 2015-10-30 | 2016-02-03 | 太仓东能环保设备有限公司 | 一种scr烟气脱硝工艺 |
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2005
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- 2005-09-07 JP JP2005259131A patent/JP4688616B2/ja not_active Expired - Fee Related
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JP2001012234A (ja) * | 1999-06-30 | 2001-01-16 | Fuji Heavy Ind Ltd | 過給機付きエンジンの排気装置 |
Cited By (1)
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CN105289299A (zh) * | 2015-10-30 | 2016-02-03 | 太仓东能环保设备有限公司 | 一种scr烟气脱硝工艺 |
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JP4688616B2 (ja) | 2011-05-25 |
US20060096275A1 (en) | 2006-05-11 |
US7552583B2 (en) | 2009-06-30 |
DE102005037030A1 (de) | 2006-05-24 |
US20060266021A1 (en) | 2006-11-30 |
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