KR102111227B1 - 배기 가스 탈질 장치 및 배기 가스 탈질 장치의 제어 방법 - Google Patents

배기 가스 탈질 장치 및 배기 가스 탈질 장치의 제어 방법 Download PDF

Info

Publication number
KR102111227B1
KR102111227B1 KR1020187022979A KR20187022979A KR102111227B1 KR 102111227 B1 KR102111227 B1 KR 102111227B1 KR 1020187022979 A KR1020187022979 A KR 1020187022979A KR 20187022979 A KR20187022979 A KR 20187022979A KR 102111227 B1 KR102111227 B1 KR 102111227B1
Authority
KR
South Korea
Prior art keywords
exhaust gas
flow path
boiler
temperature
valve
Prior art date
Application number
KR1020187022979A
Other languages
English (en)
Korean (ko)
Other versions
KR20180101500A (ko
Inventor
다카히로 나카가와
나오히로 히라오카
가츠야 후지타
사토시 츠치야
Original Assignee
미츠비시 쥬고교 가부시키가이샤
가부시키가이샤 아카사카텟코쇼
가부시키가이샤 자판엔진코포레숀
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 미츠비시 쥬고교 가부시키가이샤, 가부시키가이샤 아카사카텟코쇼, 가부시키가이샤 자판엔진코포레숀 filed Critical 미츠비시 쥬고교 가부시키가이샤
Publication of KR20180101500A publication Critical patent/KR20180101500A/ko
Application granted granted Critical
Publication of KR102111227B1 publication Critical patent/KR102111227B1/ko

Links

Images

Classifications

    • 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
    • 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]
    • 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
    • B01D53/9413—Processes 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
    • 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
    • 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
    • F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
    • F01N3/0828—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents characterised by the absorbed or adsorbed substances
    • F01N3/0842—Nitrogen 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
    • 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
    • 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
    • F01N3/2093—Periodically blowing a gas through the converter, e.g. in a direction opposite to exhaust gas flow or by reversing exhaust gas flow direction
    • 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
    • F01N9/00—Electrical control of exhaust gas treating apparatus
    • F01N9/002—Electrical control of exhaust gas treating apparatus of filter regeneration, e.g. detection of clogging
    • 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
    • F01N2610/14—Arrangements for the supply of substances, e.g. conduits
    • F01N2610/1453—Sprayers or atomisers; Arrangement thereof in the 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
    • F01N2900/00—Details of electrical control or of the monitoring of the exhaust gas treating apparatus
    • F01N2900/06—Parameters used for exhaust control or diagnosing
    • F01N2900/14—Parameters used for exhaust control or diagnosing said parameters being related to the exhaust gas
    • F01N2900/1404—Exhaust gas temperature
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Biomedical Technology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Analytical Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Exhaust Gas After Treatment (AREA)
KR1020187022979A 2016-02-16 2017-02-01 배기 가스 탈질 장치 및 배기 가스 탈질 장치의 제어 방법 KR102111227B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2016026522A JP6624965B2 (ja) 2016-02-16 2016-02-16 排ガス脱硝装置および排ガス脱硝装置の制御方法
JPJP-P-2016-026522 2016-02-16
PCT/JP2017/003570 WO2017141705A1 (ja) 2016-02-16 2017-02-01 排ガス脱硝装置および排ガス脱硝装置の制御方法

Publications (2)

Publication Number Publication Date
KR20180101500A KR20180101500A (ko) 2018-09-12
KR102111227B1 true KR102111227B1 (ko) 2020-05-14

Family

ID=59625842

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020187022979A KR102111227B1 (ko) 2016-02-16 2017-02-01 배기 가스 탈질 장치 및 배기 가스 탈질 장치의 제어 방법

Country Status (4)

Country Link
JP (1) JP6624965B2 (ja)
KR (1) KR102111227B1 (ja)
CN (1) CN108884736B (ja)
WO (1) WO2017141705A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116857044B (zh) * 2023-06-27 2024-05-14 沪东重机有限公司 一种船用柴油发动机废气处理系统

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2752114B2 (ja) * 1988-12-01 1998-05-18 バブコツク日立株式会社 都市型コージエネ装置
JP4202583B2 (ja) * 2000-06-06 2008-12-24 株式会社東芝 コンバインドサイクル発電プラントの脱硝制御方法および装置
JP2007182812A (ja) * 2006-01-06 2007-07-19 Mitsui Eng & Shipbuild Co Ltd 排ガスの脱硝方法
JP5028165B2 (ja) * 2007-07-03 2012-09-19 日立建機株式会社 エンジン動力機械
JP5344831B2 (ja) * 2008-03-18 2013-11-20 三菱重工業株式会社 低温作動脱硝装置、船舶、低温作動脱硝装置の運用方法
JP2012047095A (ja) * 2010-08-26 2012-03-08 Mitsubishi Heavy Ind Ltd 舶用脱硝システムおよびこれを備えた船舶
JP5995400B2 (ja) * 2010-10-14 2016-09-21 三菱重工業株式会社 舶用排気ガス脱硝装置
JP2014070751A (ja) * 2012-09-28 2014-04-21 Miura Co Ltd 蒸気発生システム

Also Published As

Publication number Publication date
JP2017145711A (ja) 2017-08-24
CN108884736B (zh) 2020-12-08
JP6624965B2 (ja) 2019-12-25
CN108884736A (zh) 2018-11-23
KR20180101500A (ko) 2018-09-12
WO2017141705A1 (ja) 2017-08-24

Similar Documents

Publication Publication Date Title
KR101497844B1 (ko) 선박용 배기 가스 탈초 장치
US20080034732A1 (en) Exhaust Emission Control Device
GB2308820A (en) Exhaust denitration device for diesel engine
EP3312399A1 (en) Low-pressure scr system and method for controlling same
KR102111227B1 (ko) 배기 가스 탈질 장치 및 배기 가스 탈질 장치의 제어 방법
EP3312400A1 (en) Low-pressure scr system and method for controlling same
KR101735535B1 (ko) 선박용 질소 산화물 제거 장치
JP5964467B2 (ja) 排ガス脱硝システムおよびこれを備えた船舶ならびに排ガス脱硝システムの制御方法
KR20170059159A (ko) 선택적 촉매 환원 시스템을 포함한 동력 장치
KR101379965B1 (ko) 수트 블로워를 포함하는 선택적 촉매 환원 시스템 및 그 동작 방법
US9084968B2 (en) After treatment device of engine
JP2002028450A (ja) 排煙脱硝装置
JP4290032B2 (ja) 排気浄化装置
KR102063677B1 (ko) 선택적 촉매 환원 시스템을 포함한 동력 장치
KR20210075323A (ko) 선택적 촉매 환원 시스템
KR20150092916A (ko) 2-행정 디젤 엔진용 능동형 scr 시스템
KR102075879B1 (ko) 선택적 촉매 환원 시스템을 포함한 동력 장치
KR102574990B1 (ko) 선택적 촉매 환원 시스템
KR102367285B1 (ko) 선택적 촉매 환원 시스템
KR20190036659A (ko) 가스 승온 시스템
KR102652534B1 (ko) 질소산화물 저감 및 불활성 가스 공급 통합 시스템
KR102527190B1 (ko) 가스 승온 시스템
KR20190074394A (ko) 선택적 촉매 환원 시스템 및 질소산화물 저감 방법
KR100955537B1 (ko) 재연소 시스템
KR20220146911A (ko) 버너 시스템 및 이를 포함하는 선택적 촉매 환원 시스템

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right