JP7159465B2 - 触媒コンバータ - Google Patents

触媒コンバータ Download PDF

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Publication number
JP7159465B2
JP7159465B2 JP2021520476A JP2021520476A JP7159465B2 JP 7159465 B2 JP7159465 B2 JP 7159465B2 JP 2021520476 A JP2021520476 A JP 2021520476A JP 2021520476 A JP2021520476 A JP 2021520476A JP 7159465 B2 JP7159465 B2 JP 7159465B2
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Japan
Prior art keywords
upstream
cylindrical portion
catalyst
inner liner
downstream
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JP2021520476A
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Japanese (ja)
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JPWO2020234618A5 (enExample
JPWO2020234618A1 (enExample
Inventor
高行 濱本
博文 土田
大介 高木
雄太 石垣
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Renault SAS
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Renault SAS
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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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/9445—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC]
    • B01D53/9454—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC] characterised by a specific device
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/9445—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC]
    • B01D53/945—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC] characterised by a specific 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
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features
    • F01N13/009—Exhaust or silencing apparatus characterised by constructional features having two or more separate purifying devices arranged in series
    • F01N13/0097—Exhaust or silencing apparatus characterised by constructional features 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
    • F01N3/022—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
    • 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
    • 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
    • F01N3/101—Three-way catalysts
    • 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
    • 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
    • F01N3/2825—Ceramics
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/915—Catalyst supported on 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
    • F01N2470/00—Structure or shape of exhaust gas passages, pipes or tubes
    • F01N2470/08—Exhaust gas passages being formed between the walls of an outer shell and an inner chamber
    • 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 exhaust gas passages, pipes or tubes
    • F01N2470/18—Structure or shape of exhaust gas passages, pipes or tubes the axis of inlet or outlet tubes being other than the longitudinal axis of 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
    • F01N2470/00—Structure or shape of exhaust gas passages, pipes or tubes
    • F01N2470/20—Dimensional characteristics of tubes, e.g. length, diameter
    • 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
    • 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)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Exhaust Gas After Treatment (AREA)
JP2021520476A 2019-05-22 2019-05-22 触媒コンバータ Active JP7159465B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/IB2019/000566 WO2020234618A1 (ja) 2019-05-22 2019-05-22 触媒コンバータ

Publications (3)

Publication Number Publication Date
JPWO2020234618A1 JPWO2020234618A1 (enExample) 2020-11-26
JPWO2020234618A5 JPWO2020234618A5 (enExample) 2022-03-17
JP7159465B2 true JP7159465B2 (ja) 2022-10-24

Family

ID=73458078

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021520476A Active JP7159465B2 (ja) 2019-05-22 2019-05-22 触媒コンバータ

Country Status (5)

Country Link
US (1) US11623180B2 (enExample)
EP (1) EP3974628B1 (enExample)
JP (1) JP7159465B2 (enExample)
CN (1) CN113906199B (enExample)
WO (1) WO2020234618A1 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020145050A1 (ja) * 2019-01-09 2020-07-16 マレリ株式会社 排気ガス処理装置
JP7112582B1 (ja) * 2021-08-05 2022-08-03 マレリ株式会社 排気ガス処理装置及び制御方法
JP2025111026A (ja) * 2024-01-17 2025-07-30 トヨタ自動車株式会社 内燃機関の排気浄化装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011117409A (ja) 2009-12-07 2011-06-16 Ngk Insulators Ltd 排ガス処理装置
US20150330279A1 (en) 2014-05-15 2015-11-19 GM Global Technology Operations LLC External exhaust guiding flow chambers for multiple catalyst architecture
DE102016114283A1 (de) 2016-08-02 2018-02-08 Benteler Automobiltechnik Gmbh Abgasnachbehandlungsanordnung

Family Cites Families (22)

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DE3524775C1 (de) * 1985-07-11 1986-09-04 Daimler-Benz Ag, 7000 Stuttgart In einem metallenen Gehaeuse angeordneter monolithischer Abgaskatalysator
JPH06101465A (ja) * 1992-09-22 1994-04-12 Nissan Motor Co Ltd ２重管触媒コンバータ
JPH0725212U (ja) * 1993-09-30 1995-05-12 株式会社小松製作所 内燃機関の排気ガス浄化装置
US5693295A (en) * 1996-01-16 1997-12-02 General Motors Corporation Catalytic converter
JP3099733B2 (ja) * 1996-05-09 2000-10-16 株式会社ディー・ビー・エス 小型エンジン用排気ガス浄化装置
US6713025B1 (en) * 1999-09-15 2004-03-30 Daimlerchrysler Corporation Light-off and close coupled catalyst
JP2003049634A (ja) * 2001-08-03 2003-02-21 Calsonic Kansei Corp 車両用パーティキュレートフィルタ
JP2005264769A (ja) * 2004-03-17 2005-09-29 Nissan Motor Co Ltd 内燃機関の触媒コンバータ
JP2007083189A (ja) * 2005-09-22 2007-04-05 Mazda Motor Corp 触媒コンバータおよび排気システム
JP2009156071A (ja) * 2007-12-25 2009-07-16 Mitsubishi Motors Corp 内燃機関の排気ガス浄化装置
JP5032409B2 (ja) * 2008-07-28 2012-09-26 三菱ふそうトラック・バス株式会社 排気浄化装置
DE102009024718A1 (de) * 2009-06-12 2010-12-16 Emitec Gesellschaft Für Emissionstechnologie Mbh Abgasbehandlungsvorrichtung für den motornahen Einsatz
DE102011075643A1 (de) * 2011-05-11 2012-11-15 J. Eberspächer GmbH & Co. KG Abgasanlagenkomponente
WO2013057792A1 (ja) * 2011-10-18 2013-04-25 トヨタ自動車株式会社 電気加熱式触媒
WO2013137105A1 (ja) * 2012-03-13 2013-09-19 日産自動車株式会社 触媒コンバータ
JP2014031743A (ja) * 2012-08-02 2014-02-20 Bosch Corp 内燃機関の排気浄化装置
KR101379780B1 (ko) * 2013-01-17 2014-04-04 가부시키가이샤 고마쓰 세이사쿠쇼 환원제 수용액 믹싱 장치 및 이것을 구비한 배기 가스 후처리 장치
US9223715B2 (en) * 2013-08-21 2015-12-29 Via Alliance Semiconductor Co., Ltd. Microprocessor mechanism for decompression of cache correction data
JP2015098834A (ja) * 2013-11-19 2015-05-28 トヨタ自動車株式会社 内燃機関の触媒装置
EP2960456B1 (en) * 2014-06-27 2017-04-12 Volvo Car Corporation Angled and compact exhaust gas aftertreatment device
JP6299856B1 (ja) 2016-12-16 2018-03-28 マツダ株式会社 エンジンの排気装置
CN108571368B (zh) * 2017-03-10 2020-06-16 马自达汽车株式会社 发动机的排气装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011117409A (ja) 2009-12-07 2011-06-16 Ngk Insulators Ltd 排ガス処理装置
US20150330279A1 (en) 2014-05-15 2015-11-19 GM Global Technology Operations LLC External exhaust guiding flow chambers for multiple catalyst architecture
DE102016114283A1 (de) 2016-08-02 2018-02-08 Benteler Automobiltechnik Gmbh Abgasnachbehandlungsanordnung

Also Published As

Publication number Publication date
US11623180B2 (en) 2023-04-11
JPWO2020234618A1 (enExample) 2020-11-26
WO2020234618A1 (ja) 2020-11-26
EP3974628A1 (en) 2022-03-30
EP3974628A4 (en) 2022-06-01
US20220274060A1 (en) 2022-09-01
CN113906199A (zh) 2022-01-07
EP3974628B1 (en) 2023-08-16
CN113906199B (zh) 2023-11-28

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