JP4928380B2 - 排気浄化装置 - Google Patents
排気浄化装置 Download PDFInfo
- Publication number
- JP4928380B2 JP4928380B2 JP2007206100A JP2007206100A JP4928380B2 JP 4928380 B2 JP4928380 B2 JP 4928380B2 JP 2007206100 A JP2007206100 A JP 2007206100A JP 2007206100 A JP2007206100 A JP 2007206100A JP 4928380 B2 JP4928380 B2 JP 4928380B2
- Authority
- JP
- Japan
- Prior art keywords
- exhaust
- cylinder
- pipe
- cylindrical body
- axis
- 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.)
- Active
Links
- 238000000746 purification Methods 0.000 title claims description 9
- 239000003054 catalyst Substances 0.000 claims description 17
- 239000006185 dispersion Substances 0.000 claims description 9
- 238000002156 mixing Methods 0.000 description 11
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 10
- 239000007789 gas Substances 0.000 description 8
- 238000006722 reduction reaction Methods 0.000 description 8
- WTHDKMILWLGDKL-UHFFFAOYSA-N urea;hydrate Chemical compound O.NC(N)=O WTHDKMILWLGDKL-UHFFFAOYSA-N 0.000 description 7
- 229910021529 ammonia Inorganic materials 0.000 description 5
- 238000010531 catalytic reduction reaction Methods 0.000 description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- 238000001514 detection method Methods 0.000 description 4
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
Images
Classifications
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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
- F01N3/24—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
-
- 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
- F01N13/008—Mounting or arrangement of exhaust sensors in or on exhaust 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
- 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
-
- 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
- F01N2470/00—Structure or shape of gas passages, pipes or tubes
- F01N2470/22—Inlet and outlet tubes being positioned on the same side of the 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
- F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2200/00—Input parameters for engine control
- F02D2200/02—Input parameters for engine control the parameters being related to the engine
- F02D2200/08—Exhaust gas treatment apparatus parameters
- F02D2200/0802—Temperature of the exhaust gas treatment apparatus
-
- 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
- F02D41/14—Introducing closed-loop corrections
- F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
- F02D41/1439—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the position of the sensor
Landscapes
- 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)
- Analytical Chemistry (AREA)
- Exhaust Gas After Treatment (AREA)
- Exhaust Silencers (AREA)
Description
8 ケーシング(筒体)
9B ミキシングパイプ(パイプ)
9C 分散室
14 荷台底面(車体底面)
15 センサ
16 荷台側面(車側寄り部位)
e1 排気流れ中心線
x1 ケーシング軸心線(筒体軸心線)
x2 ミキシングパイプ軸心線(パイプ軸心線)
y1 境界線
α 領域
β 領域
Claims (2)
- 触媒担体内包用の筒体と、当該筒体に平行なパイプと、前記筒体の排気入側端を包囲し且つパイプの内部を流れるエンジン排気を筒体の排気入側端へ導く分散室と、前記筒体に取り付けたセンサとを備え、筒体の排気入側端から見て筒体軸心線を中心とする360°の領域のうち、パイプ軸心線と筒体軸心線とを結ぶ排気流れ中心線に直交し且つ前記筒体軸心線に交わって筒体径方向へ延びる境界線を基準に、パイプとは反対側の範囲に含まれる領域に、筒体へのセンサ取付個所を設定したことを特徴とする排気浄化装置。
- 触媒担体内包用の筒体と、当該筒体に平行なパイプと、前記筒体の排気入側端を包囲し且つパイプの内部を流れるエンジン排気を筒体の排気入側端へ導く分散室と、前記筒体に取り付けたセンサとを備え、前記筒体を車体底面至近の車側寄り部位に設け、パイプ軸心線と筒体軸心線とを結ぶ排気流れ中心線が横向きとなるように筒体及びパイプの相対的な位置に設定しておき、筒体の排気入側端から見て筒体軸心線を中心とする360°の領域のうち、排気流れ中心線に直交し且つ筒体軸心線から筒体径方向の上側へ延びる境界線を基準に、パイプとは反対側の範囲に含まれ、境界線から排気流れ中心線に23°近寄った位置と排気流れ中心線から境界線に23°近寄った位置との間の領域に、筒体へのセンサ取付個所を設定したことを特徴とする排気浄化装置。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007206100A JP4928380B2 (ja) | 2007-08-08 | 2007-08-08 | 排気浄化装置 |
US12/529,245 US8104267B2 (en) | 2007-08-08 | 2008-08-07 | Exhaust emission control device |
PCT/JP2008/002139 WO2009019875A1 (ja) | 2007-08-08 | 2008-08-07 | 排気浄化装置 |
CN200880006733.9A CN101636561B (zh) | 2007-08-08 | 2008-08-07 | 排气净化装置 |
EP08827129.1A EP2175109B1 (en) | 2007-08-08 | 2008-08-07 | Exhaust emission control device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007206100A JP4928380B2 (ja) | 2007-08-08 | 2007-08-08 | 排気浄化装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009041415A JP2009041415A (ja) | 2009-02-26 |
JP4928380B2 true JP4928380B2 (ja) | 2012-05-09 |
Family
ID=40341116
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007206100A Active JP4928380B2 (ja) | 2007-08-08 | 2007-08-08 | 排気浄化装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8104267B2 (ja) |
EP (1) | EP2175109B1 (ja) |
JP (1) | JP4928380B2 (ja) |
CN (1) | CN101636561B (ja) |
WO (1) | WO2009019875A1 (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2983521A3 (fr) * | 2011-12-06 | 2013-06-07 | Renault Sas | Pot catalytique et moteur equipe d'un tel pot |
JP5985822B2 (ja) * | 2011-12-28 | 2016-09-06 | 日野自動車株式会社 | 排気浄化装置 |
JP6207308B2 (ja) * | 2013-09-05 | 2017-10-04 | 日野自動車株式会社 | 排気浄化装置 |
DE102013018450A1 (de) * | 2013-11-05 | 2015-05-07 | Man Truck & Bus Ag | Abgasnachbehandlungssystem |
FR3063517A1 (fr) * | 2017-03-02 | 2018-09-07 | Peugeot Citroen Automobiles Sa | Ensemble de deux elements de depollution relies par un raccord dans une ligne d’echappement |
US11286828B1 (en) * | 2020-09-25 | 2022-03-29 | Dinex A/S | Diesel exhaust treatment apparatus and methods |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02283813A (ja) * | 1989-04-26 | 1990-11-21 | Mitsubishi Motors Corp | 触媒コンバータユニット |
JP4456732B2 (ja) | 2000-06-27 | 2010-04-28 | 本田技研工業株式会社 | 内燃機関の排気ガス特性検出装置 |
JP3957449B2 (ja) * | 2000-08-10 | 2007-08-15 | 日野自動車株式会社 | 排気浄化装置 |
JP2005155404A (ja) * | 2003-11-25 | 2005-06-16 | Komatsu Ltd | 内燃機関の排気ガス浄化装置 |
JP3715981B2 (ja) | 2004-03-25 | 2005-11-16 | 日産ディーゼル工業株式会社 | 排気浄化機能付き消音装置 |
JP3873999B2 (ja) | 2004-09-09 | 2007-01-31 | いすゞ自動車株式会社 | 誘導構造及び排気ガス浄化装置 |
JP2006097605A (ja) | 2004-09-30 | 2006-04-13 | Honda Motor Co Ltd | 自動二輪車における空燃比センサの配置構造 |
DE102005016645B4 (de) * | 2005-04-12 | 2016-04-07 | Eberspächer Exhaust Technology GmbH & Co. KG | Vorrichtung zur Nachbehandlung von Abgasen |
JP2007029923A (ja) | 2005-07-29 | 2007-02-08 | Mitsui Eng & Shipbuild Co Ltd | プリント基盤の回収方法 |
-
2007
- 2007-08-08 JP JP2007206100A patent/JP4928380B2/ja active Active
-
2008
- 2008-08-07 US US12/529,245 patent/US8104267B2/en active Active
- 2008-08-07 EP EP08827129.1A patent/EP2175109B1/en not_active Revoked
- 2008-08-07 WO PCT/JP2008/002139 patent/WO2009019875A1/ja active Application Filing
- 2008-08-07 CN CN200880006733.9A patent/CN101636561B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN101636561A (zh) | 2010-01-27 |
EP2175109A1 (en) | 2010-04-14 |
EP2175109B1 (en) | 2013-10-23 |
US20100107618A1 (en) | 2010-05-06 |
EP2175109A4 (en) | 2011-03-09 |
CN101636561B (zh) | 2012-08-22 |
US8104267B2 (en) | 2012-01-31 |
JP2009041415A (ja) | 2009-02-26 |
WO2009019875A1 (ja) | 2009-02-12 |
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