CN1662293A - 还原氮氧化物的方法和装置 - Google Patents

还原氮氧化物的方法和装置 Download PDF

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Publication number
CN1662293A
CN1662293A CN038140160A CN03814016A CN1662293A CN 1662293 A CN1662293 A CN 1662293A CN 038140160 A CN038140160 A CN 038140160A CN 03814016 A CN03814016 A CN 03814016A CN 1662293 A CN1662293 A CN 1662293A
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CN
China
Prior art keywords
gas
catalyst
chemical
materials including
electroactive materials
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Pending
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CN038140160A
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English (en)
Chinese (zh)
Inventor
J·C·德鲁伊特
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EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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Filing date
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Application filed by EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of CN1662293A publication Critical patent/CN1662293A/zh
Pending legal-status Critical Current

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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
    • F01N3/206—Adding periodically or continuously substances to exhaust gases for promoting purification, e.g. catalytic material in liquid form, NOx reducing agents
    • F01N3/2066—Selective catalytic reduction [SCR]
    • 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
    • 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
    • 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
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • B01D53/8621—Removing nitrogen compounds
    • B01D53/8625—Nitrogen oxides
    • B01D53/8631—Processes 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
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • B01D53/8696—Controlling the catalytic process
    • 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
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • B01D53/90—Injecting reactants
    • 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
    • B01D53/9404—Removing only nitrogen compounds
    • B01D53/9409—Nitrogen oxides
    • B01D53/9431—Processes 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
    • B01D53/9495—Controlling the catalytic process
    • 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
    • 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
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/02—Adding substances to exhaust gases the substance being ammonia or urea
    • 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)
  • Environmental & Geological Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Biomedical Technology (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Toxicology (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Treating Waste Gases (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
CN038140160A 2002-06-19 2003-06-19 还原氮氧化物的方法和装置 Pending CN1662293A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US38986602P 2002-06-19 2002-06-19
US60/389,866 2002-06-19

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CN2013100895962A Division CN103191630A (zh) 2002-06-19 2003-06-19 还原氮氧化物的方法和装置

Publications (1)

Publication Number Publication Date
CN1662293A true CN1662293A (zh) 2005-08-31

Family

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Family Applications (2)

Application Number Title Priority Date Filing Date
CN038140160A Pending CN1662293A (zh) 2002-06-19 2003-06-19 还原氮氧化物的方法和装置
CN2013100895962A Pending CN103191630A (zh) 2002-06-19 2003-06-19 还原氮氧化物的方法和装置

Family Applications After (1)

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CN2013100895962A Pending CN103191630A (zh) 2002-06-19 2003-06-19 还原氮氧化物的方法和装置

Country Status (8)

Country Link
US (2) US20040126286A1 (https=)
EP (1) EP1514014A2 (https=)
JP (1) JP5118289B2 (https=)
KR (2) KR101047191B1 (https=)
CN (2) CN1662293A (https=)
AU (2) AU2003291615A1 (https=)
CA (1) CA2487562A1 (https=)
WO (1) WO2004027226A2 (https=)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102029109A (zh) * 2009-09-24 2011-04-27 赫多特普索化工设备公司 用于NOx的SCR的方法和催化剂体系
CN106794420A (zh) * 2014-06-04 2017-05-31 庄信万丰股份有限公司 非pgm氨泄漏催化剂
CN108714360A (zh) * 2018-08-24 2018-10-30 重庆康明斯发动机有限公司 一种废气处理系统
CN108714370A (zh) * 2018-08-24 2018-10-30 重庆康明斯发动机有限公司 一种废气处理系统

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JP4856851B2 (ja) * 2002-04-05 2012-01-18 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー ガス放出プロセスを制御する方法および装置
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KR102795675B1 (ko) 2023-12-29 2025-04-15 주식회사 마이크로원 필터백 필터 유닛의 내구성 및 NOx 제거 성능 평가를 위한 필터 시험 장치

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102029109A (zh) * 2009-09-24 2011-04-27 赫多特普索化工设备公司 用于NOx的SCR的方法和催化剂体系
CN102029109B (zh) * 2009-09-24 2013-09-25 赫多特普索化工设备公司 用于NOx的SCR的方法和催化剂体系
CN106794420A (zh) * 2014-06-04 2017-05-31 庄信万丰股份有限公司 非pgm氨泄漏催化剂
CN113559877A (zh) * 2014-06-04 2021-10-29 庄信万丰股份有限公司 非pgm氨泄漏催化剂
CN113559877B (zh) * 2014-06-04 2024-03-12 庄信万丰股份有限公司 非pgm氨泄漏催化剂
CN108714360A (zh) * 2018-08-24 2018-10-30 重庆康明斯发动机有限公司 一种废气处理系统
CN108714370A (zh) * 2018-08-24 2018-10-30 重庆康明斯发动机有限公司 一种废气处理系统

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WO2004027226A9 (en) 2004-05-21
CA2487562A1 (en) 2004-04-01
CN103191630A (zh) 2013-07-10
AU2010201062A1 (en) 2010-04-15
AU2003291615A1 (en) 2004-04-08
US20100021355A1 (en) 2010-01-28
JP5118289B2 (ja) 2013-01-16
WO2004027226A2 (en) 2004-04-01
KR20110054077A (ko) 2011-05-24
JP2005537931A (ja) 2005-12-15
US8617473B2 (en) 2013-12-31
KR20050023310A (ko) 2005-03-09
KR101047191B1 (ko) 2011-07-06
WO2004027226A3 (en) 2004-07-22
US20040126286A1 (en) 2004-07-01
EP1514014A2 (en) 2005-03-16

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