JP5714844B2 - 排気ガス浄化装置 - Google Patents
排気ガス浄化装置 Download PDFInfo
- Publication number
- JP5714844B2 JP5714844B2 JP2010161910A JP2010161910A JP5714844B2 JP 5714844 B2 JP5714844 B2 JP 5714844B2 JP 2010161910 A JP2010161910 A JP 2010161910A JP 2010161910 A JP2010161910 A JP 2010161910A JP 5714844 B2 JP5714844 B2 JP 5714844B2
- Authority
- JP
- Japan
- Prior art keywords
- exhaust gas
- reducing agent
- mixing unit
- wind direction
- injection device
- 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
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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
- 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]
-
- 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
-
- 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
- F01N13/08—Other arrangements or adaptations of exhaust conduits
-
- 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
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
- F01N3/033—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices
- F01N3/035—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices with catalytic reactors, e.g. catalysed diesel particulate filters
-
- 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
- F01N3/28—Construction of catalytic reactors
- F01N3/2892—Exhaust flow directors or the like, e.g. upstream of catalytic device
-
- 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
-
- 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
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)
Description
3 排気通路
4 混合部(ミキサーチャンバー)
4a 排気ガス入口部
4b 排気ガス出口部
5 風向板
7 還元剤噴射装置(尿素水噴射装置)
9 選択的接触還元型触媒装置(SCR)
50 風向板の一端
51 風向板の他端
Claims (3)
- 内燃機関の排気通路に設けられた選択的接触還元型触媒装置と、前記選択的接触還元型触媒装置の上流に設けられて前記排気通路に還元剤を供給する還元剤噴射装置と、前記排気通路に設けられ、前記還元剤噴射装置により噴射された還元剤を排気ガスと混合する混合部とを備え、該混合部は、混合部に流入した排気ガスが方向を変えて混合部から流出するように設定される排気ガス浄化装置において、
前記混合部に風向板を設け、該風向板は前記混合部に流入した排気ガスを前記還元剤噴射装置の噴射方向に変えるように設定され、前記風向板は、前記還元剤噴射装置よりも上流に配置されることを特徴とする排気ガス浄化装置。 - 前記噴射方向は、前記混合部より下流であって前記選択的接触還元型触媒装置より上流の排気通路の下流方向である請求項1記載の排気ガス浄化装置。
- 前記風向板は、複数枚設けられた請求項1又は請求項2記載の排気ガス浄化装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010161910A JP5714844B2 (ja) | 2010-07-16 | 2010-07-16 | 排気ガス浄化装置 |
PCT/JP2011/066203 WO2012008570A1 (ja) | 2010-07-16 | 2011-07-15 | 排気ガス浄化装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010161910A JP5714844B2 (ja) | 2010-07-16 | 2010-07-16 | 排気ガス浄化装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012021505A JP2012021505A (ja) | 2012-02-02 |
JP5714844B2 true JP5714844B2 (ja) | 2015-05-07 |
Family
ID=45469564
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010161910A Expired - Fee Related JP5714844B2 (ja) | 2010-07-16 | 2010-07-16 | 排気ガス浄化装置 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP5714844B2 (ja) |
WO (1) | WO2012008570A1 (ja) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5990025B2 (ja) * | 2012-04-12 | 2016-09-07 | 日野自動車株式会社 | ミキシング構造 |
JP5975859B2 (ja) | 2012-11-29 | 2016-08-23 | ヤンマー株式会社 | エンジン装置 |
GB2497866A (en) | 2012-12-20 | 2013-06-26 | Daimler Ag | Exhaust gas after treatment device |
GB2511486A (en) * | 2013-01-22 | 2014-09-10 | Daimler Ag | Mixing device for an exhaust system of a vehicle |
JP6343119B2 (ja) | 2013-03-15 | 2018-06-13 | ヤンマー株式会社 | コンバインのエンジン装置 |
JP6066787B2 (ja) | 2013-03-15 | 2017-01-25 | ヤンマー株式会社 | コンバインのエンジン装置 |
JP5956373B2 (ja) | 2013-03-28 | 2016-07-27 | ヤンマー株式会社 | 作業車両のエンジン装置 |
DE102013104579B4 (de) * | 2013-05-03 | 2016-12-22 | Eberspächer Exhaust Technology GmbH & Co. KG | Einströmkammer für einen katalysator einer abgasreinigungsanlage |
DE202013006962U1 (de) | 2013-08-05 | 2013-08-28 | Tenneco Gmbh | Mischkammer |
CN105683520B (zh) | 2013-10-25 | 2019-05-03 | 洋马株式会社 | 作业车辆的发动机装置 |
US9995198B2 (en) | 2013-10-28 | 2018-06-12 | Yanmar Co., Ltd. | Engine device for work vehicle |
JP2015117597A (ja) * | 2013-12-17 | 2015-06-25 | ヤンマー株式会社 | 作業車両 |
WO2015141788A1 (ja) | 2014-03-20 | 2015-09-24 | ヤンマー株式会社 | エンジン装置 |
EP3121048B1 (en) | 2014-03-20 | 2019-02-27 | Yanmar Co., Ltd. | Engine device |
CN106030069B (zh) | 2014-03-20 | 2019-05-03 | 洋马株式会社 | 发动机装置 |
CN105980680B (zh) | 2014-03-20 | 2019-08-02 | 洋马株式会社 | 发动机装置 |
WO2016140320A1 (ja) | 2015-03-04 | 2016-09-09 | ヤンマー株式会社 | コンバイン |
DE102015103425B3 (de) | 2015-03-09 | 2016-05-19 | Tenneco Gmbh | Mischvorrichtung |
JP6423302B2 (ja) * | 2015-03-27 | 2018-11-14 | 株式会社クボタ | エンジンの排気処理装置 |
JP6498993B2 (ja) * | 2015-04-01 | 2019-04-10 | 日野自動車株式会社 | 排気浄化装置 |
CN113079807B (zh) | 2015-12-11 | 2023-07-21 | 洋马动力科技有限公司 | 联合收割机 |
JP6280536B2 (ja) * | 2015-12-11 | 2018-02-14 | ヤンマー株式会社 | トラクタ |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09273413A (ja) * | 1996-04-08 | 1997-10-21 | Meidensha Corp | 煤塵除去装置 |
JP2005155404A (ja) * | 2003-11-25 | 2005-06-16 | Komatsu Ltd | 内燃機関の排気ガス浄化装置 |
JP5173308B2 (ja) * | 2007-07-31 | 2013-04-03 | 日野自動車株式会社 | 排気浄化装置 |
JP4785803B2 (ja) * | 2007-08-02 | 2011-10-05 | 日野自動車株式会社 | 排気浄化装置 |
-
2010
- 2010-07-16 JP JP2010161910A patent/JP5714844B2/ja not_active Expired - Fee Related
-
2011
- 2011-07-15 WO PCT/JP2011/066203 patent/WO2012008570A1/ja active Application Filing
Also Published As
Publication number | Publication date |
---|---|
JP2012021505A (ja) | 2012-02-02 |
WO2012008570A1 (ja) | 2012-01-19 |
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