JP5735413B2 - 加水分解コーティングを備える粒子フィルタ - Google Patents
加水分解コーティングを備える粒子フィルタ Download PDFInfo
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- JP5735413B2 JP5735413B2 JP2011507874A JP2011507874A JP5735413B2 JP 5735413 B2 JP5735413 B2 JP 5735413B2 JP 2011507874 A JP2011507874 A JP 2011507874A JP 2011507874 A JP2011507874 A JP 2011507874A JP 5735413 B2 JP5735413 B2 JP 5735413B2
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
- B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
- B01D46/2418—Honeycomb filters
- B01D46/2451—Honeycomb filters characterized by the geometrical structure, shape, pattern or configuration or parameters related to the geometry of the structure
- B01D46/2474—Honeycomb filters characterized by the geometrical structure, shape, pattern or configuration or parameters related to the geometry of the structure of the walls along the length of the honeycomb
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
- B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
- B01D46/2418—Honeycomb filters
- B01D46/2451—Honeycomb filters characterized by the geometrical structure, shape, pattern or configuration or parameters related to the geometry of the structure
- B01D46/2482—Thickness, height, width, length or diameter
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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
- 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
- F01N3/022—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 characterised by specially adapted filtering structure, e.g. honeycomb, mesh or fibrous
- F01N3/0222—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 characterised by specially adapted filtering structure, e.g. honeycomb, mesh or fibrous the structure being monolithic, e.g. honeycombs
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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
- F01N3/02—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
- 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
- F01N3/105—General auxiliary catalysts, e.g. upstream or downstream of the main catalyst
- F01N3/106—Auxiliary oxidation catalysts
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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]
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2279/00—Filters adapted for separating dispersed particles from gases or vapours specially modified for specific uses
- B01D2279/30—Filters adapted for separating dispersed particles from gases or vapours specially modified for specific uses for treatment of exhaust gases from IC Engines
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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
- F01N2240/40—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 hydrolysis catalyst
-
- 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
- F01N2340/00—Dimensional characteristics of the exhaust system, e.g. length, diameter or volume of the apparatus; Spatial arrangements of exhaust apparatuses
- F01N2340/02—Dimensional characteristics of the exhaust system, e.g. length, diameter or volume of the apparatus; Spatial arrangements of exhaust apparatuses characterised by the distance of the apparatus to the engine, or the distance between two exhaust treating apparatuses
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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
- F01N2510/00—Surface coverings
- F01N2510/06—Surface coverings for exhaust purification, e.g. catalytic reaction
- F01N2510/068—Surface coverings for exhaust purification, e.g. catalytic reaction characterised by the distribution of the catalytic coatings
- F01N2510/0682—Surface coverings for exhaust purification, e.g. catalytic reaction characterised by the distribution of the catalytic coatings having a discontinuous, uneven or partially overlapping coating of catalytic material, e.g. higher amount of material upstream than downstream or vice versa
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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
- 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
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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)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Materials Engineering (AREA)
- Exhaust Gas After Treatment (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
- Catalysts (AREA)
- Filtering Materials (AREA)
Description
2 壁
3 チャネル
4 第1の端側
5 第2の端側
6 加水分解コーティング
7 第1の閉鎖手段
8 前表面
9 第2の閉鎖手段
10 底表面
11 長さ
12 第1の部分
13 第2の部分
14 SCRコーティング
15 第3の部分
16 構造体
17 デバイス
18 排気ライン
19 流れ方向
20 ノズル
21 還元剤
22 注入方向
23 酸化触媒コンバータ
24 距離
25 車両
26 内燃エンジン
27 排気システム
28 コントローラ
29 タンク
30 投与ユニット
Claims (10)
- 粒子フィルタであって、第1の端側(4)と第2の端側(5)と、多孔質の壁(2)と、加水分解コーティング(6)と、を有し、
前記多孔質の壁(2)が、複数のチャネル(3)を形成し、複数のチャネル(3)が、前記第1の端側(4)と前記第2の端側(5)との間に延び、
前記加水分解コーティング(6)が、前記第1の端側(4)で複数のチャネル(3)の外側に配置されている、粒子フィルタであって、
複数のチャネル(3)を閉じる、第1の閉鎖手段と第2の閉鎖手段と、をさらに有し、
前記第1の閉鎖手段は、前記第1の端側(4)に配置され、前記第1の端側(4)の一部を形成するそれぞれの前表面(8)を有し、前記前表面(8)は前記加水分解コーティング(6)を有し、
前記第2の閉鎖手段(9)は、前記第2の端側(5)に配置され、
前記第2の閉鎖手段(9)は、前記第1の閉鎖手段(7)が設けられていないチャネルに位置し、
前記加水分解コーティング(6)は、SCRシステムにおいて加えられる還元剤を加水分解し、
前記第1の端側(4)を形成する前記多孔質の壁(2)は、加水分解コーティングを有している、
粒子フィルタ。 - 複数のチャネル(3)のための前記第2の閉鎖手段(9)は前記第2の端側(5)に提供され、前記第2の閉鎖手段(9)は、底表面(10)を有し、複数のチャネル(3)を画定し、前記底表面(10)は加水分解コーティング(6)を有して形成される、請求項1に記載の粒子フィルタ(1)。
- 複数のチャネル(3)は長さ(11)を有し、複数のチャネル(3)は、前記長さ(11)の第1の部分(12)に亘って加水分解コーティング(6)を有して形成され、前記第1の部分(12)は、前記粒子フィルタ(1)の前記第2の端側(5)まで延在する、請求項1または請求項2に記載の粒子フィルタ(1)。
- 複数のチャネル(3)は長さ(11)を有し、複数のチャネル(3)は、前記長さ(11)の第2の部分(13)に亘ってSCRコーティング(14)を有して形成され、前記第2の部分(13)は、前記粒子フィルタ(1)の前記第1の端側(4)と前記第2の端側(5)との間に配置される、請求項1から請求項3のいずれか一項に記載の粒子フィルタ(1)。
- 複数のチャネル(3)は、前記長さ(11)の第3の部分(15)に亘って加水分解コーティング(6)を有して形成され、前記第3の部分(15)は、前記粒子フィルタ(1)の前記第1の端側(4)まで延在する、請求項1から請求項4のいずれか一項に記載の粒子フィルタ(1)。
- 複数のチャネル(3)の少なくとも一部は、少なくとも部分的に湾曲しているか、または、複数のチャネル(3)に突き出る構造体(16)が備わっている、請求項1から請求項5のいずれか一項に記載の粒子フィルタ(1)。
- 排ガスが流れ方向(19)に流れて通過することができる少なくとも1つの排気ライン(18)と、アンモニアを含むかまたは形成する還元剤(21)を導入するためのノズル(20)と、請求項1から請求項6のいずれか一項に記載の粒子フィルタ(1)とを備え、前記粒子フィルタ(1)の前記第1の端側(4)は前記ノズル(20)の方向に向いている、デバイス(17)。
- 前記ノズル(20)は、前記第1の端側(4)または前記排ガスの前記流れ方向(19)に対して、斜めに配置されている注入方向(22)で配置される、請求項7に記載のデバイス(17)。
- 酸化触媒コンバータ(23)は、前記排気ライン(18)に提供され、前記酸化触媒コンバータ(23)は、前記排ガスの前記流れ方向(19)に対して、前記ノズル(20)の上流に配置され、前記粒子フィルタ(1)から、少なくとも150ミリメートルの距離(24)で離れて置かれる、請求項7または請求項8に記載のデバイス(17)。
- 内燃エンジン(26)と排気システム(27)とを有する車両(25)であって、前記排気システム(27)は、請求項1から請求項6のいずれか一項に記載の少なくとも1つの粒子フィルタ(1)、または請求項7から請求項9のいずれか一項に記載のデバイス(17)を有する、車両(25)。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102008022990.3 | 2008-05-09 | ||
DE102008022990A DE102008022990A1 (de) | 2008-05-09 | 2008-05-09 | Partikelfilter mit Hydrolysebeschichtung |
PCT/EP2009/055167 WO2009135789A1 (de) | 2008-05-09 | 2009-04-29 | Partikelfilter mit hydrolysebeschichtung |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011523585A JP2011523585A (ja) | 2011-08-18 |
JP5735413B2 true JP5735413B2 (ja) | 2015-06-17 |
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Application Number | Title | Priority Date | Filing Date |
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JP2011507874A Expired - Fee Related JP5735413B2 (ja) | 2008-05-09 | 2009-04-29 | 加水分解コーティングを備える粒子フィルタ |
Country Status (10)
Country | Link |
---|---|
US (1) | US8845973B2 (ja) |
EP (1) | EP2271417B1 (ja) |
JP (1) | JP5735413B2 (ja) |
KR (1) | KR101272996B1 (ja) |
CN (1) | CN102015060B (ja) |
DE (1) | DE102008022990A1 (ja) |
ES (1) | ES2459881T3 (ja) |
PL (1) | PL2271417T3 (ja) |
RU (1) | RU2506987C2 (ja) |
WO (1) | WO2009135789A1 (ja) |
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DE102005061873A1 (de) * | 2005-12-23 | 2007-07-05 | Robert Bosch Gmbh | Verfahren und Steuergerät zum Betreiben eines integrierten SCR/DPF-Systems |
JP4888171B2 (ja) * | 2006-07-27 | 2012-02-29 | 株式会社デンソー | 排気浄化装置 |
DE102007006625A1 (de) * | 2007-02-06 | 2008-08-07 | Emitec Gesellschaft Für Emissionstechnologie Mbh | Verfahren und Vorrichtung zur Verringerung des Anteils an Stickoxiden im Abgas einer Verbrennungskraftmaschine |
WO2008095752A1 (de) | 2007-02-06 | 2008-08-14 | Emitec Gesellschaft Für Emissionstechnologie | Verfahren zum betrieb eines kraftfahrzeuges mit einer abgas-heizvorrichtung |
DE102008042678A1 (de) * | 2007-10-09 | 2009-05-07 | Denso Corp., Kariya-shi | Abgasreinigungsgerät mit verbessertem Aufbau zur Sicherstellung einer exakten Einspritzung von Reduktionsmittel |
-
2008
- 2008-05-09 DE DE102008022990A patent/DE102008022990A1/de not_active Withdrawn
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2009
- 2009-04-29 JP JP2011507874A patent/JP5735413B2/ja not_active Expired - Fee Related
- 2009-04-29 KR KR1020107027438A patent/KR101272996B1/ko active IP Right Grant
- 2009-04-29 WO PCT/EP2009/055167 patent/WO2009135789A1/de active Application Filing
- 2009-04-29 CN CN2009801166463A patent/CN102015060B/zh active Active
- 2009-04-29 RU RU2010149985/05A patent/RU2506987C2/ru not_active IP Right Cessation
- 2009-04-29 EP EP09742007.9A patent/EP2271417B1/de active Active
- 2009-04-29 ES ES09742007.9T patent/ES2459881T3/es active Active
- 2009-04-29 PL PL09742007T patent/PL2271417T3/pl unknown
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Also Published As
Publication number | Publication date |
---|---|
RU2506987C2 (ru) | 2014-02-20 |
CN102015060B (zh) | 2013-12-04 |
JP2011523585A (ja) | 2011-08-18 |
EP2271417B1 (de) | 2014-02-12 |
WO2009135789A1 (de) | 2009-11-12 |
PL2271417T3 (pl) | 2014-07-31 |
US20110107748A1 (en) | 2011-05-12 |
US8845973B2 (en) | 2014-09-30 |
CN102015060A (zh) | 2011-04-13 |
KR20110015606A (ko) | 2011-02-16 |
ES2459881T3 (es) | 2014-05-12 |
DE102008022990A1 (de) | 2009-11-12 |
RU2010149985A (ru) | 2012-07-10 |
KR101272996B1 (ko) | 2013-06-10 |
EP2271417A1 (de) | 2011-01-12 |
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