KR20200124650A - 배기가스 정화장치 - Google Patents

배기가스 정화장치 Download PDF

Info

Publication number
KR20200124650A
KR20200124650A KR1020207020377A KR20207020377A KR20200124650A KR 20200124650 A KR20200124650 A KR 20200124650A KR 1020207020377 A KR1020207020377 A KR 1020207020377A KR 20207020377 A KR20207020377 A KR 20207020377A KR 20200124650 A KR20200124650 A KR 20200124650A
Authority
KR
South Korea
Prior art keywords
main body
exhaust gas
discharge
inlet
reducing agent
Prior art date
Application number
KR1020207020377A
Other languages
English (en)
Korean (ko)
Inventor
마사아키 무라카미
히데유키 후지타
다카히로 후지바야시
에미코 후지모토
데쓰오 고다마
Original Assignee
히다치 조센 가부시키가이샤
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 히다치 조센 가부시키가이샤 filed Critical 히다치 조센 가부시키가이샤
Publication of KR20200124650A publication Critical patent/KR20200124650A/ko

Links

Images

Classifications

    • 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
    • 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
    • F01N13/08—Other arrangements or adaptations of exhaust conduits
    • 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
    • F01N3/10—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
    • 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
    • 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
    • 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
    • Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
    • Y02C20/00—Capture or disposal of greenhouse gases
    • Y02C20/10—Capture or disposal of greenhouse gases of nitrous oxide (N2O)

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Toxicology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Exhaust Silencers (AREA)
KR1020207020377A 2018-03-06 2019-03-05 배기가스 정화장치 KR20200124650A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JPJP-P-2018-039222 2018-03-06
JP2018039222A JP2019152175A (ja) 2018-03-06 2018-03-06 排ガス浄化装置
PCT/JP2019/008546 WO2019172229A1 (ja) 2018-03-06 2019-03-05 排ガス浄化装置

Publications (1)

Publication Number Publication Date
KR20200124650A true KR20200124650A (ko) 2020-11-03

Family

ID=67846637

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020207020377A KR20200124650A (ko) 2018-03-06 2019-03-05 배기가스 정화장치

Country Status (4)

Country Link
JP (1) JP2019152175A (zh)
KR (1) KR20200124650A (zh)
CN (1) CN111566322A (zh)
WO (1) WO2019172229A1 (zh)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5878860B2 (ja) 2011-12-08 2016-03-08 エムエーエヌ・ディーゼル・アンド・ターボ・フィリアル・アフ・エムエーエヌ・ディーゼル・アンド・ターボ・エスイー・ティスクランド 排気ガス浄化機能を有するターボ過給式大型２ストロークディーゼルエンジン

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3938187B2 (ja) * 2005-05-17 2007-06-27 いすゞ自動車株式会社 排気ガス浄化方法及び排気ガス浄化システム
FR2971546B1 (fr) * 2011-02-10 2015-04-24 Peugeot Citroen Automobiles Sa Ligne d'echappement pour moteur a combustion, dotee d'un organe de guidage d'un melange entre des gaz d'echappement et un agent reducteur
WO2012124531A1 (ja) * 2011-03-15 2012-09-20 日野自動車株式会社 排ガス浄化装置
EP2527611B1 (de) * 2011-05-26 2016-11-09 Wärtsilä Schweiz AG Vorrichtung und Verfahren zur Abgasnachbehandlung
WO2013035199A1 (ja) * 2011-09-09 2013-03-14 日立造船株式会社 排気ガス浄化装置
JP5987133B1 (ja) * 2015-11-25 2016-09-07 株式会社小松製作所 排気浄化装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5878860B2 (ja) 2011-12-08 2016-03-08 エムエーエヌ・ディーゼル・アンド・ターボ・フィリアル・アフ・エムエーエヌ・ディーゼル・アンド・ターボ・エスイー・ティスクランド 排気ガス浄化機能を有するターボ過給式大型２ストロークディーゼルエンジン

Also Published As

Publication number Publication date
CN111566322A (zh) 2020-08-21
WO2019172229A1 (ja) 2019-09-12
JP2019152175A (ja) 2019-09-12

Similar Documents

Publication Publication Date Title
KR102001477B1 (ko) 요소수 분무구조
JP4605205B2 (ja) 排気浄化装置
US20120124983A1 (en) Exhaust system having reductant nozzle flow diverter
JP5801472B2 (ja) 排ガス浄化装置
KR101983520B1 (ko) 선박의 배기 가스 정화 장치
US9162198B2 (en) Method and device for mixing compressed air and reducing agent and motor vehicle having the device
US20090092525A1 (en) Exhaust gas cleaning apparatus with improved configuration ensuring proper injection of reducing agent
CN102631849B (zh) 预热喷孔式静态混合器
JP5582854B2 (ja) 排気ガス浄化装置
JP2009091976A (ja) 内燃機関の排気浄化装置
KR20200124650A (ko) 배기가스 정화장치
KR101785208B1 (ko) 환원제 분사 장치
EP4122583A1 (en) Exhaust gas denitration device
EP2754865B1 (en) Exhaust gas purifying apparatus
EP3992442B1 (en) Exhaust gas purification device, flow path forming member, and tubular member
JP2019183665A (ja) 排ガス浄化装置
JP2022068826A (ja) 排ガス浄化装置
WO2020145101A1 (ja) 混合部材、排気浄化装置および車両
JPH04131122A (ja) 脱硝装置
JP2019066079A (ja) 排熱回収装置