JP2008215351A - 電気加熱可能なハニカム体とその運転方法 - Google Patents
電気加熱可能なハニカム体とその運転方法 Download PDFInfo
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- 238000000034 method Methods 0.000 title claims abstract description 13
- 239000012530 fluid Substances 0.000 claims abstract description 19
- 239000000463 material Substances 0.000 claims abstract description 11
- 238000000576 coating method Methods 0.000 claims description 13
- 239000011248 coating agent Substances 0.000 claims description 10
- 239000000919 ceramic Substances 0.000 claims description 5
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 2
- JRPBQTZRNDNNOP-UHFFFAOYSA-N barium titanate Chemical compound [Ba+2].[Ba+2].[O-][Ti]([O-])([O-])[O-] JRPBQTZRNDNNOP-UHFFFAOYSA-N 0.000 claims description 2
- 229910002113 barium titanate Inorganic materials 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 1
- 241000264877 Hippospongia communis Species 0.000 abstract 4
- 239000007788 liquid Substances 0.000 abstract 1
- 230000003197 catalytic effect Effects 0.000 description 14
- 239000004020 conductor Substances 0.000 description 11
- 238000010438 heat treatment Methods 0.000 description 11
- 239000007789 gas Substances 0.000 description 8
- 229910052751 metal Inorganic materials 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- 239000003054 catalyst Substances 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 238000006555 catalytic reaction Methods 0.000 description 3
- 239000012212 insulator Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
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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
- F01N3/2006—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating
- F01N3/2013—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating using electric or magnetic heating means
- F01N3/2026—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating using electric or magnetic heating means directly electrifying the catalyst substrate, i.e. heating the electrically conductive catalyst substrate by joule effect
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
- B01J35/33—Electric or magnetic properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
- B01J35/56—Foraminous structures having flow-through passages or channels, e.g. grids or three-dimensional monoliths
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
- B01J37/0215—Coating
- B01J37/0225—Coating of metal substrates
-
- 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
- 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
- F01N3/023—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 using means for regenerating the filters, e.g. by burning trapped particles
- F01N3/027—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 using means for regenerating the filters, e.g. by burning trapped particles using electric or magnetic heating means
-
- 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
- F01N3/2006—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating
- F01N3/2013—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating using electric or magnetic heating means
-
- 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
- F01N3/2803—Construction of catalytic reactors characterised by structure, by material or by manufacturing of catalyst support
- F01N3/2807—Metal other than sintered metal
- F01N3/281—Metallic honeycomb monoliths made of stacked or rolled sheets, foils or plates
-
- 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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- Chemical & Material Sciences (AREA)
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- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Catalysts (AREA)
- Exhaust Gas After Treatment (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Resistance Heating (AREA)
Abstract
【解決手段】流体(19)が貫流できる空洞(21)を備え、少なくとも1個の電流分配構造物(2)を有し、この電流分配構造物(2)が電流供給体(3)を介して電源に接続できる電気加熱可能なハニカム体(1)において、
a)電流供給体(3)、
b)電流分配構造物(2)、
の内の少なくとも1つが、正温度係数(PTC)の材料から成る少なくとも1個の制御要素(4)を有し、この制御要素(4)がハニカム体(1)を貫流する流体に少なくとも熱的に接触される。
【選択図】図2
Description
a)電流供給体、
b)電流分配構造物、
の少なくとも1つが、正温度係数(PTC、positive temperature coefficient)の材料から成る少なくとも1個の制御要素を有し、この制御要素がハニカム体を貫流する流体に少なくとも熱的に接触される、ことを特徴としている。
制御要素が、
a)チタン酸セラミックス、
b)チタン酸バリウムセラミックス、
の少なくとも1つの材料で作られている。
a)ハニカム体の少なくとも一部における触媒活性被覆、
b)ハニカム体の下流に配置されている排気ガス処理用構造物の少なくとも1つの触媒活性被覆、
の内の少なくとも1つの被覆の始動温度より高いかそれと同じである流体の温度に一致する制御温度を有する。
2 電流分配構造物
3 電流供給体
4 制御要素
5 ブッシング
6 電気導体
7 加熱触媒コンバータ
8 外側外被管
9 内側外被管
10 保持ピン
11 外被残部
12 ハニカム構造物
13 耐熱絶縁体
14 内側導体
15 導体
16 波形金属層
17 平形金属層
18 排気ガス
19 ハニカム構造物
20 外被管
21 通路
Claims (9)
- 流体(19)が貫流できる空洞(21)を備え、少なくとも1個の電流分配構造物(2)を有し、該電流分配構造物(2)が電流供給体(3)を介して電源に接続できる電気加熱可能なハニカム体(1)において、
a)電流供給体(3)、
b)電流分配構造物(2)、
の内の少なくとも1つが、正温度係数(PTC)の材料から成る少なくとも1個の制御要素(4)を有し、該制御要素(4)がハニカム体(1)を貫流する流体に少なくとも熱的に接触されることを特徴とする電気加熱可能なハニカム体。 - 電流供給体(3)が、ハニカム体(1)の外側に設けられたブッシング(5)を有していることを特徴とする請求項1に記載のハニカム体。
- 制御要素(4)の少なくとも一部分がブッシング(5)内に配置されている、ことを特徴とする請求項2に記載のハニカム体(1)。
- 制御要素(4)の少なくとも一部分がハニカム体(1)の内部に突入していることを特徴とする請求項1ないし3の1つに記載のハニカム体。
- 制御要素(4)の少なくとも一部分の周りを流体が通流することを特徴とする請求項1ないし4の1つに記載のハニカム体。
- 制御要素(4)が、
a)チタン酸セラミックス、
b)チタン酸バリウムセラミックス、
の少なくとも1つの材料で作られていることを特徴とする請求項1ないし5の1つに記載のハニカム体。 - 少なくとも1個の電流分配構造物(2)を有し、該電流分配構造物(2)が電流供給のために電流供給体(3)を介して電源に接続されている、流体が貫流できる電気加熱可能なハニカム体(1)の運転方法において、
電流供給が、流体と少なくとも熱的に接触する少なくとも1個の自己制御式制御要素(4)を介して行われることを特徴とする電気加熱可能なハニカム体の運転方法。 - 制御要素(4)が、
a)ハニカム体(1、7、12)の少なくとも一部における触媒活性被覆、
b)ハニカム体(1)の下流に配置されている排気ガス処理用構造物の少なくとも1つの触媒活性被覆、
の内の少なくとも1つの被覆の始動温度より高いか又はそれと同じである流体(19)の温度に一致する制御温度を有することを特徴とする請求項7に記載の方法。 - 制御要素(4)の少なくとも一部分の周りを流体(19)が通流することを特徴とする請求項7又は8に記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102007010758.9 | 2007-03-06 | ||
DE102007010758A DE102007010758A1 (de) | 2007-03-06 | 2007-03-06 | Elektrisch beheizbarer Wabenkörper und Verfahren zu dessen Betrieb |
Publications (2)
Publication Number | Publication Date |
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JP2008215351A true JP2008215351A (ja) | 2008-09-18 |
JP5198903B2 JP5198903B2 (ja) | 2013-05-15 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2008050088A Active JP5198903B2 (ja) | 2007-03-06 | 2008-02-29 | 電気加熱可能なハニカム体 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8761586B2 (ja) |
EP (1) | EP1967712B1 (ja) |
JP (1) | JP5198903B2 (ja) |
DE (1) | DE102007010758A1 (ja) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2015500937A (ja) * | 2011-12-12 | 2015-01-08 | エミテック ゲゼルシヤフト フユア エミツシオンステクノロギー ミツト ベシユレンクテル ハフツング | 電気加熱可能なハニカム体用の支持ピン |
WO2020036067A1 (ja) | 2018-08-13 | 2020-02-20 | 日本碍子株式会社 | 車室暖房用ヒーターエレメント及びその使用方法、並びに車室暖房用ヒーター |
JP2020059443A (ja) * | 2018-10-11 | 2020-04-16 | 日本碍子株式会社 | 車室暖房用ヒーターエレメント及びその使用方法、並びに車室暖房用ヒーター |
JP2022069489A (ja) * | 2018-10-11 | 2022-05-11 | 日本碍子株式会社 | ヒーターエレメント及びその使用方法 |
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US8950177B2 (en) | 2009-06-17 | 2015-02-10 | GM Global Technology Operations LLC | Detecting particulate matter load density within a particulate filter |
US8479496B2 (en) * | 2009-07-02 | 2013-07-09 | GM Global Technology Operations LLC | Selective catalytic reduction system using electrically heated catalyst |
WO2013104754A1 (de) | 2012-01-13 | 2013-07-18 | Emitec Gesellschaft Für Emissionstechnologie Mbh | Elektrisch beheizbarer wabenkörper mit mehreren mit einem anschlussstift elektrisch verbundenen blechlagen |
DE102012007020A1 (de) * | 2012-04-05 | 2013-10-10 | Emitec Gesellschaft Für Emissionstechnologie Mbh | Elektrischer Anschluss von mehreren Blechlagen eines elektrisch beheizbaren Wabenkörpers und zugehöriger Wabenkörper |
DE102012000496A1 (de) | 2012-01-13 | 2013-07-18 | Emitec Gesellschaft Für Emissionstechnologie Mbh | Elektrisch beheizbarer Wabenkörper |
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DE102016210235A1 (de) * | 2016-06-09 | 2017-12-28 | Continental Automotive Gmbh | Verfahren zur Herstellung einer Wabenstruktur |
JP6420803B2 (ja) * | 2016-09-23 | 2018-11-07 | 本田技研工業株式会社 | 排気ガス浄化触媒加熱装置 |
CN106640287A (zh) * | 2016-10-18 | 2017-05-10 | 南京依柯卡特排放技术股份有限公司 | 电加热载体 |
DE102016223578A1 (de) * | 2016-11-28 | 2018-05-30 | Continental Automotive Gmbh | Vorrichtung zur Verdampfung eines Fluids |
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FR3096075B1 (fr) | 2019-05-17 | 2022-09-02 | Faurecia Systemes Dechappement | Dispositif de purification des gaz d’échappement d’un véhicule, procédé de fabrication, ligne d’échappement et véhicule correspondants |
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US11215096B2 (en) | 2019-08-21 | 2022-01-04 | Corning Incorporated | Systems and methods for uniformly heating a honeycomb body |
DE102019215698B3 (de) | 2019-10-11 | 2020-12-24 | Vitesco Technologies GmbH | Verfahren zum Vorheizen eines Katalysators |
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JP2015500937A (ja) * | 2011-12-12 | 2015-01-08 | エミテック ゲゼルシヤフト フユア エミツシオンステクノロギー ミツト ベシユレンクテル ハフツング | 電気加熱可能なハニカム体用の支持ピン |
WO2020036067A1 (ja) | 2018-08-13 | 2020-02-20 | 日本碍子株式会社 | 車室暖房用ヒーターエレメント及びその使用方法、並びに車室暖房用ヒーター |
JP2020059443A (ja) * | 2018-10-11 | 2020-04-16 | 日本碍子株式会社 | 車室暖房用ヒーターエレメント及びその使用方法、並びに車室暖房用ヒーター |
JP7034047B2 (ja) | 2018-10-11 | 2022-03-11 | 日本碍子株式会社 | 車室暖房用ヒーターエレメント及びその使用方法、並びに車室暖房用ヒーター |
JP2022069489A (ja) * | 2018-10-11 | 2022-05-11 | 日本碍子株式会社 | ヒーターエレメント及びその使用方法 |
JP7335994B2 (ja) | 2018-10-11 | 2023-08-30 | 日本碍子株式会社 | ヒーターエレメント及びその使用方法 |
Also Published As
Publication number | Publication date |
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EP1967712A2 (de) | 2008-09-10 |
EP1967712B1 (de) | 2011-08-03 |
DE102007010758A1 (de) | 2008-09-11 |
JP5198903B2 (ja) | 2013-05-15 |
EP1967712A3 (de) | 2009-09-30 |
US8761586B2 (en) | 2014-06-24 |
US20080217315A1 (en) | 2008-09-11 |
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