KR20190086544A - NOx의 고정원의 배기 시스템 내의 노화된 SCR 촉매층의 유효 수명을 연장시키는 방법 - Google Patents

NOx의 고정원의 배기 시스템 내의 노화된 SCR 촉매층의 유효 수명을 연장시키는 방법 Download PDF

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Publication number
KR20190086544A
KR20190086544A KR1020197018516A KR20197018516A KR20190086544A KR 20190086544 A KR20190086544 A KR 20190086544A KR 1020197018516 A KR1020197018516 A KR 1020197018516A KR 20197018516 A KR20197018516 A KR 20197018516A KR 20190086544 A KR20190086544 A KR 20190086544A
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South Korea
Prior art keywords
catalyst
exhaust gas
ammonia
nitrogen
layer
Prior art date
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KR1020197018516A
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English (en)
Korean (ko)
Inventor
폴 조셉 앤더슨
케빈 듀라
신디 카라프
데이비드 렙
토마스 예
Original Assignee
존슨 맛쎄이 퍼블릭 리미티드 컴파니
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Publication of KR20190086544A publication Critical patent/KR20190086544A/ko
Withdrawn legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/30—Exhaust heads, chambers, or the like
    • F01D25/305—Exhaust heads, chambers, or the like with fluid, e.g. liquid injection
    • 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
    • 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
    • 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]
    • 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
    • F01N2370/00—Selection of materials for exhaust purification
    • F01N2370/02—Selection of materials for exhaust purification used in 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
    • F01N2370/00—Selection of materials for exhaust purification
    • F01N2370/02—Selection of materials for exhaust purification used in catalytic reactors
    • F01N2370/04—Zeolitic material
    • 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
    • F01N2450/00—Methods or apparatus for fitting, inserting or repairing different elements
    • F01N2450/40—Retrofitting exhaust 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
    • F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
    • F01N2570/18—Ammonia
    • 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
    • F01N2590/00—Exhaust or silencing apparatus adapted to particular use, e.g. for military applications, airplanes, submarines
    • F01N2590/10—Exhaust or silencing apparatus adapted to particular use, e.g. for military applications, airplanes, submarines for stationary applications
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E20/00—Combustion technologies with mitigation potential
    • Y02E20/16—Combined cycle power plant [CCPP], or combined cycle gas turbine [CCGT]
    • 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
    • Y02T10/24—

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Materials Engineering (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Exhaust Gas After Treatment (AREA)
KR1020197018516A 2016-12-01 2017-11-29 NOx의 고정원의 배기 시스템 내의 노화된 SCR 촉매층의 유효 수명을 연장시키는 방법 Withdrawn KR20190086544A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201662428589P 2016-12-01 2016-12-01
US62/428,589 2016-12-01
PCT/GB2017/053599 WO2018100368A1 (en) 2016-12-01 2017-11-29 METHOD OF EXTENDING THE USEFUL LIFE OF AN AGED SCR CATALYST BED IN AN EXHAUST SYSTEM OF A STATIONARY SOURCE OF NOx

Publications (1)

Publication Number Publication Date
KR20190086544A true KR20190086544A (ko) 2019-07-22

Family

ID=60812092

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020197018516A Withdrawn KR20190086544A (ko) 2016-12-01 2017-11-29 NOx의 고정원의 배기 시스템 내의 노화된 SCR 촉매층의 유효 수명을 연장시키는 방법

Country Status (7)

Country Link
US (1) US10961871B2 (enExample)
EP (1) EP3548720B1 (enExample)
JP (1) JP7624802B2 (enExample)
KR (1) KR20190086544A (enExample)
CN (1) CN110050110B (enExample)
GB (1) GB2570831A (enExample)
WO (1) WO2018100368A1 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110449181A (zh) * 2019-08-16 2019-11-15 中国汽车技术研究中心有限公司 一种分子筛催化涂层剩余浆料重复再利用方法及其在scr中的应用
CN115297947A (zh) * 2020-04-09 2022-11-04 巴斯夫公司 用于氧化NO、氧化NH3和选择性催化还原NOx的多功能催化剂
CN113713608A (zh) * 2021-08-26 2021-11-30 复旦大学 一种用于CO和NOx同时去除的催化剂联用方法
US11635010B1 (en) 2021-10-05 2023-04-25 Umicore Ag & Co. Kg Combustion turbine and heat recovery system combination with SCR reactor assembly, and methods of assembling and using the same

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* Cited by examiner, † Cited by third party
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JP3935417B2 (ja) 2002-11-01 2007-06-20 中国電力株式会社 脱硝触媒管理方法および脱硝触媒管理装置
US7390471B2 (en) 2005-11-17 2008-06-24 Siemens Power Generation, Inc. Apparatus and method for catalytic treatment of exhaust gases
MX2009011443A (es) * 2007-04-26 2010-01-18 Johnson Matthey Plc Catalizadores de reduccion catalitica selectiva de metal de transicion/zeolita.
US7727499B2 (en) 2007-09-28 2010-06-01 Basf Catalysts Llc Ammonia oxidation catalyst for power utilities
GB0809841D0 (en) * 2008-05-30 2008-07-09 Johnson Matthey Plc System for treating a gas stream
WO2011045252A1 (en) * 2009-10-14 2011-04-21 Basf Se Copper containing levyne molecular sieve for selective reduction of nox
WO2012037342A1 (en) 2010-09-15 2012-03-22 Johnson Matthey Inc. Combined slip catalyst and hydrocarbon exotherm catalyst
CN103702745B (zh) * 2011-05-31 2016-12-07 庄信万丰股份有限公司 双功能催化过滤器
WO2013147653A1 (en) * 2012-03-29 2013-10-03 Volvo Construction Equipment Ab Method for diagnosing a selective catalytic reduction catalyst
EP2925441A2 (en) 2012-11-30 2015-10-07 Johnson Matthey Public Limited Company Ammonia oxidation catalyst
US9097163B2 (en) * 2012-11-30 2015-08-04 Corning Incorporated Method, apparatus, and system to control selective catalytic reduction (SCR) catalyst ammonia slip during high temperature transitions
WO2014120645A1 (en) * 2013-01-29 2014-08-07 Johnson Matthey Public Limited Company Ammonia oxidation catalyst
US8997467B2 (en) * 2013-03-15 2015-04-07 Caterpillar Inc. System and method for post-shutdown temperature management and purge
GB2519403A (en) * 2013-07-30 2015-04-22 Johnson Matthey Plc Ammonia slip catalyst
DE102014001880A1 (de) * 2014-02-14 2015-08-20 Deutz Aktiengesellschaft Verfahren zum Reinigen von Dieselmotorenabgassen
EP3259528B1 (en) * 2015-02-20 2021-12-15 Johnson Matthey Public Limited Company Exhaust system for power generating apparatus
US9517437B2 (en) 2015-03-02 2016-12-13 General Electric Company Systems and methods for controlling aftertreatment systems
CA2981050A1 (en) 2015-03-30 2016-10-06 Basf Corporation Catalyzed filters with end coating for lean engine exhaust
CN107847924B (zh) * 2015-06-18 2021-04-06 庄信万丰股份有限公司 具有低n2o形成的氨泄漏催化剂
US9937489B2 (en) * 2015-06-18 2018-04-10 Johnson Matthey Public Limited Company Exhaust system without a DOC having an ASC acting as a DOC in a system with an SCR catalyst before the ASC

Also Published As

Publication number Publication date
WO2018100368A1 (en) 2018-06-07
US20190383174A1 (en) 2019-12-19
GB201906751D0 (en) 2019-06-26
EP3548720A1 (en) 2019-10-09
GB2570831A (en) 2019-08-07
CN110050110B (zh) 2021-07-06
JP2020515752A (ja) 2020-05-28
JP7624802B2 (ja) 2025-02-07
US10961871B2 (en) 2021-03-30
EP3548720B1 (en) 2021-03-17
CN110050110A (zh) 2019-07-23

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Date Code Title Description
PA0105 International application

Patent event date: 20190626

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
PC1203 Withdrawal of no request for examination