JP2010019239A - 排気浄化装置 - Google Patents
排気浄化装置 Download PDFInfo
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- JP2010019239A JP2010019239A JP2008183183A JP2008183183A JP2010019239A JP 2010019239 A JP2010019239 A JP 2010019239A JP 2008183183 A JP2008183183 A JP 2008183183A JP 2008183183 A JP2008183183 A JP 2008183183A JP 2010019239 A JP2010019239 A JP 2010019239A
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- Prior art keywords
- cooling water
- passage
- exhaust
- injector
- mounting member
- Prior art date
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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]
-
- 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
- F01N13/18—Construction facilitating manufacture, assembly, or disassembly
- F01N13/1805—Fixing exhaust manifolds, exhaust pipes or pipe sections to each other, to engine or to vehicle body
-
- 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
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- 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
- F02M53/00—Fuel-injection apparatus characterised by having heating, cooling or thermally-insulating means
- F02M53/04—Injectors with heating, cooling, or thermally-insulating means
- F02M53/043—Injectors with heating, cooling, or thermally-insulating means with cooling means other than air cooling
-
- 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
- F01N2610/11—Adding substances to exhaust gases the substance or part of the dosing system being cooled
-
- 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
- F01N2610/14—Arrangements for the supply of substances, e.g. conduits
- F01N2610/1453—Sprayers or atomisers; Arrangement thereof in the exhaust apparatus
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- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Exhaust Gas After Treatment (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Nozzles (AREA)
Abstract
【解決手段】エンジン11に連通する排気通路12内に添加剤を噴射するインジェクタ50が装着される装着部材60に冷却水が導入される環状の冷却水路62が設けられ、この冷却水路62には冷却水を供給するための供給路81及び冷却水を排出するための排出路91がそれぞれ接続されていると共に、少なくとも供給路81が冷却水路62の接線方向に沿って延設されており、冷却水路62の供給路81との接続部近傍に、冷却水路62の周方向における側壁の一部が突出した突出部63によって水路の幅が狭められた狭窄部62aが設けられた構成とする。
【選択図】図3
Description
11 エンジン
12 排気管(排気通路)
13 シリンダヘッド
14 シリンダブロック
15 シリンダボア
16 ピストン
17 燃焼室
18 コンロッド
19 クランクシャフト
20 吸気ポート
21 吸気マニホールド
22 吸気管
23 吸気弁
24 排気ポート
25 排気マニホールド
26 排気弁
27 ターボチャージャ
31 燃料噴射弁
32 酸化触媒
33 NOxトラップ触媒
34 DPF
40 排気温センサ
41 酸素濃度センサ
50 インジェクタ
51 ノズル
52 先端面
60 装着部材
61 装着孔
62 冷却水路
62a 狭窄部
63 突出部
63a エッジ部
65 締結孔
70 固定部材
75 締結部材
81 供給路
91 排出路
Claims (4)
- エンジンに連通する排気通路に介装される排気浄化用触媒と、前記排気浄化用触媒よりも上流側に設けられて前記排気通路内に添加剤を噴射するインジェクタと、該インジェクタが装着される装着孔を有する装着部材とを有し、
前記装着部材の前記装着孔の周囲には冷却水が導入される環状の冷却水路が設けられ、該冷却水路には冷却水を供給するための供給路及び冷却水を排出するための排出路がそれぞれ接続されていると共に、少なくとも前記供給路が前記冷却水路の接線方向に沿って延設されており、
前記冷却水路の前記供給路との接続部近傍には、当該冷却水路の周方向における側壁の一部が突出した突出部によって水路の幅が狭められた狭窄部が設けられていることを特徴とする排気浄化装置。 - 前記供給路と前記排出路とが、前記冷却水路の周方向における同一位置にそれぞれ接続されていることを特徴とする請求項1に記載の排気浄化装置。
- 前記インジェクタは、前記装着部材と当該装着部材に固定される固定部材とによって保持されており、前記突出部が、前記固定部材を前記装着部材に固定するための締結部材が締結されるボス部を構成していることを特徴とする請求項1又は2に記載の排気浄化装置。
- 前記狭窄部が前記冷却水路の高さ方向に亘って設けられていることを特徴とする請求項1〜3の何れか一項に記載の排気浄化装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008183183A JP4450257B2 (ja) | 2008-07-14 | 2008-07-14 | 排気浄化装置 |
RU2009126939/06A RU2425231C2 (ru) | 2008-07-14 | 2009-07-13 | Устройство очистки выхлопов |
CN2009101607805A CN101629506B (zh) | 2008-07-14 | 2009-07-14 | 排气净化装置 |
DE102009032978.1A DE102009032978B4 (de) | 2008-07-14 | 2009-07-14 | Abgasreinigungsvorrichtung |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008183183A JP4450257B2 (ja) | 2008-07-14 | 2008-07-14 | 排気浄化装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010019239A true JP2010019239A (ja) | 2010-01-28 |
JP4450257B2 JP4450257B2 (ja) | 2010-04-14 |
Family
ID=41427497
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008183183A Expired - Fee Related JP4450257B2 (ja) | 2008-07-14 | 2008-07-14 | 排気浄化装置 |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP4450257B2 (ja) |
CN (1) | CN101629506B (ja) |
DE (1) | DE102009032978B4 (ja) |
RU (1) | RU2425231C2 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015511682A (ja) * | 2012-04-03 | 2015-04-20 | ローベルト ボッシュ ゲゼルシャフト ミット ベシュレンクテル ハフツング | 接続部材のための冷却装置 |
JP2016217138A (ja) * | 2015-05-14 | 2016-12-22 | 株式会社日本自動車部品総合研究所 | 冷却構造 |
JP2020101112A (ja) * | 2018-12-20 | 2020-07-02 | ロベルト・ボッシュ・ゲゼルシャフト・ミト・ベシュレンクテル・ハフツングRobert Bosch Gmbh | 還元剤供給装置及び冷却ホルダ |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB201003784D0 (en) | 2010-03-08 | 2010-04-21 | Johnson Matthey Plc | Improvement in control OPF emissions |
DE102011102170B4 (de) * | 2011-05-20 | 2024-06-06 | Vitesco Technologies GmbH | Einspritzvorrichtung zur Einspritzung eines Fluids |
DE102011087267A1 (de) * | 2011-11-29 | 2013-05-29 | Robert Bosch Gmbh | Dosiermodul |
CN102635475A (zh) * | 2012-05-05 | 2012-08-15 | 中国兵器工业集团第七〇研究所 | 一种带有独立冷却空间的喷油器安装装置 |
DE102012011991A1 (de) | 2012-06-16 | 2013-12-19 | Volkswagen Aktiengesellschaft | Verfahren zum Betreiben eines Dosierventils und zum Betreiben eines Verbrennungsmotors |
DE102014118415A1 (de) * | 2014-12-11 | 2016-06-16 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Sensorvorrichtung für die Bestimmung der Abgastemperatur eines Verbrennungsmotors |
GB2541200A (en) * | 2015-08-11 | 2017-02-15 | Ford Global Tech Llc | A method of reducing engine NOx emissions |
US10018091B2 (en) * | 2016-11-17 | 2018-07-10 | Ford Global Technologies, Llc | Exhaust system |
CN109630238B (zh) * | 2019-01-28 | 2024-03-19 | 浙江科博达工业有限公司 | 燃油喷射雾化装置 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4436397B4 (de) * | 1994-10-12 | 2006-06-08 | Robert Bosch Gmbh | Einrichtung zum Nachbehandeln von Abgasen |
JP4248199B2 (ja) * | 2002-07-11 | 2009-04-02 | 日野自動車株式会社 | 排気浄化装置 |
JP2005214100A (ja) * | 2004-01-30 | 2005-08-11 | Hino Motors Ltd | 排気浄化装置 |
-
2008
- 2008-07-14 JP JP2008183183A patent/JP4450257B2/ja not_active Expired - Fee Related
-
2009
- 2009-07-13 RU RU2009126939/06A patent/RU2425231C2/ru not_active IP Right Cessation
- 2009-07-14 DE DE102009032978.1A patent/DE102009032978B4/de not_active Expired - Fee Related
- 2009-07-14 CN CN2009101607805A patent/CN101629506B/zh active Active
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015511682A (ja) * | 2012-04-03 | 2015-04-20 | ローベルト ボッシュ ゲゼルシャフト ミット ベシュレンクテル ハフツング | 接続部材のための冷却装置 |
US9598994B2 (en) | 2012-04-03 | 2017-03-21 | Robert Bosch Gmbh | Cooling device for connection piece |
JP2016217138A (ja) * | 2015-05-14 | 2016-12-22 | 株式会社日本自動車部品総合研究所 | 冷却構造 |
JP2020101112A (ja) * | 2018-12-20 | 2020-07-02 | ロベルト・ボッシュ・ゲゼルシャフト・ミト・ベシュレンクテル・ハフツングRobert Bosch Gmbh | 還元剤供給装置及び冷却ホルダ |
JP7282513B2 (ja) | 2018-12-20 | 2023-05-29 | ロベルト・ボッシュ・ゲゼルシャフト・ミト・ベシュレンクテル・ハフツング | 還元剤供給装置及び冷却ホルダ |
Also Published As
Publication number | Publication date |
---|---|
JP4450257B2 (ja) | 2010-04-14 |
DE102009032978A1 (de) | 2010-01-21 |
RU2425231C2 (ru) | 2011-07-27 |
CN101629506B (zh) | 2011-12-21 |
CN101629506A (zh) | 2010-01-20 |
RU2009126939A (ru) | 2011-01-20 |
DE102009032978B4 (de) | 2017-08-17 |
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