CN109386364B - 废气净化系统 - Google Patents

废气净化系统 Download PDF

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Publication number
CN109386364B
CN109386364B CN201810885545.3A CN201810885545A CN109386364B CN 109386364 B CN109386364 B CN 109386364B CN 201810885545 A CN201810885545 A CN 201810885545A CN 109386364 B CN109386364 B CN 109386364B
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CN
China
Prior art keywords
selective reduction
reduction catalyst
catalyst device
exhaust gas
exhaust pipe
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.)
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Application number
CN201810885545.3A
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English (en)
Chinese (zh)
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CN109386364A (zh
Inventor
冈耕平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Isuzu Motors Ltd
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Isuzu Motors Ltd
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Publication date
Application filed by Isuzu Motors Ltd filed Critical Isuzu Motors Ltd
Publication of CN109386364A publication Critical patent/CN109386364A/zh
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Publication of CN109386364B publication Critical patent/CN109386364B/zh
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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
    • F01N13/0093—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 of the same type
    • 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
    • F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
    • 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
    • F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
    • F01N2570/04—Sulfur or sulfur oxides
    • 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
    • F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
    • F01N2570/14—Nitrogen oxides
    • 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
    • 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
    • Y02T10/40—Engine management systems
CN201810885545.3A 2017-08-14 2018-08-06 废气净化系统 Active CN109386364B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017-156578 2017-08-14
JP2017156578A JP2019035360A (ja) 2017-08-14 2017-08-14 排気ガス浄化システム

Publications (2)

Publication Number Publication Date
CN109386364A CN109386364A (zh) 2019-02-26
CN109386364B true CN109386364B (zh) 2021-08-13

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Family Applications (1)

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CN201810885545.3A Active CN109386364B (zh) 2017-08-14 2018-08-06 废气净化系统

Country Status (3)

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JP (1) JP2019035360A (ja)
CN (1) CN109386364B (ja)
PH (1) PH12018000215B1 (ja)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000303826A (ja) * 1999-04-16 2000-10-31 Isuzu Motors Ltd ディーゼルエンジンの排ガス浄化装置
EP1286027A1 (de) * 2001-08-14 2003-02-26 Siemens Aktiengesellschaft Katalysatorsystem, Verwendung eines Katalysatorsystems und Verfahren zum Betrieb eines Katalysatorsystems
CN102022159A (zh) * 2009-09-14 2011-04-20 福特全球技术公司 分级催化剂系统、排放控制系统和减少尾气中废物的方法
CN102325971A (zh) * 2009-02-20 2012-01-18 赫多特普索化工设备公司 用于净化柴油发动机的排出气体的方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10308288B4 (de) * 2003-02-26 2006-09-28 Umicore Ag & Co. Kg Verfahren zur Entfernung von Stickoxiden aus dem Abgas eines mager betriebenen Verbrennungsmotors und Abgasreinigungsanlage hierzu
JP2006057578A (ja) * 2004-08-23 2006-03-02 Hino Motors Ltd 排気浄化装置
DE502008000454D1 (de) * 2008-04-11 2010-04-29 Umicore Ag & Co Kg Abgasreinigungssystem zur Behandlung von Motorenabgasen mittels SCR-Katalysator
US8505282B2 (en) * 2011-09-09 2013-08-13 GM Global Technology Operations LLC Selective catalytic reduction (SCR) device control system
US9890678B2 (en) * 2013-10-03 2018-02-13 Baohua Qi Multi-stage SCR control and diagnostic system
US10113462B2 (en) * 2015-04-24 2018-10-30 Cummins Inc. Advanced exhaust aftertreatment system architecture
SE539133C2 (sv) * 2015-08-27 2017-04-11 Scania Cv Ab Avgasbehandlingssystem och förfarande för behandling av en avgasström
US9616385B1 (en) * 2015-09-30 2017-04-11 Deere & Company System and method for regulating exhaust emissions

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000303826A (ja) * 1999-04-16 2000-10-31 Isuzu Motors Ltd ディーゼルエンジンの排ガス浄化装置
EP1286027A1 (de) * 2001-08-14 2003-02-26 Siemens Aktiengesellschaft Katalysatorsystem, Verwendung eines Katalysatorsystems und Verfahren zum Betrieb eines Katalysatorsystems
CN102325971A (zh) * 2009-02-20 2012-01-18 赫多特普索化工设备公司 用于净化柴油发动机的排出气体的方法
CN102022159A (zh) * 2009-09-14 2011-04-20 福特全球技术公司 分级催化剂系统、排放控制系统和减少尾气中废物的方法

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Publication number Publication date
PH12018000215A1 (en) 2019-03-04
JP2019035360A (ja) 2019-03-07
CN109386364A (zh) 2019-02-26
PH12018000215B1 (en) 2019-03-04

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