JP7851886B2 - 酸化触媒昇温システム、内燃機関システム及び酸化触媒装置昇温方法 - Google Patents

酸化触媒昇温システム、内燃機関システム及び酸化触媒装置昇温方法

Info

Publication number
JP7851886B2
JP7851886B2 JP2023065026A JP2023065026A JP7851886B2 JP 7851886 B2 JP7851886 B2 JP 7851886B2 JP 2023065026 A JP2023065026 A JP 2023065026A JP 2023065026 A JP2023065026 A JP 2023065026A JP 7851886 B2 JP7851886 B2 JP 7851886B2
Authority
JP
Japan
Prior art keywords
oxidation catalyst
heating
exhaust gas
internal combustion
combustion engine
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.)
Active
Application number
JP2023065026A
Other languages
English (en)
Japanese (ja)
Other versions
JP2024151571A (ja
JP2024151571A5 (https=
Inventor
圭三 小林
芳幸 小野
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.)
Mitsubishi Heavy Industries Ltd
Original Assignee
Mitsubishi Heavy Industries Ltd
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 Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Priority to JP2023065026A priority Critical patent/JP7851886B2/ja
Priority to KR1020257019676A priority patent/KR20250108708A/ko
Priority to PCT/JP2024/001879 priority patent/WO2024214360A1/ja
Priority to CN202480005758.6A priority patent/CN120435618A/zh
Publication of JP2024151571A publication Critical patent/JP2024151571A/ja
Publication of JP2024151571A5 publication Critical patent/JP2024151571A5/ja
Application granted granted Critical
Publication of JP7851886B2 publication Critical patent/JP7851886B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • F01N3/105—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
    • 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
    • F01N3/2006—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating
    • 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
    • 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
    • F01N3/28—Construction of 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
    • F01N9/00—Electrical control of exhaust gas treating apparatus
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/021—Introducing corrections for particular conditions exterior to the engine
    • F02D41/0235—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus
    • F02D41/024—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to increase temperature of the exhaust gas treating apparatus

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)
  • Materials Engineering (AREA)
  • Exhaust Gas After Treatment (AREA)
JP2023065026A 2023-04-12 2023-04-12 酸化触媒昇温システム、内燃機関システム及び酸化触媒装置昇温方法 Active JP7851886B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2023065026A JP7851886B2 (ja) 2023-04-12 2023-04-12 酸化触媒昇温システム、内燃機関システム及び酸化触媒装置昇温方法
KR1020257019676A KR20250108708A (ko) 2023-04-12 2024-01-23 산화 촉매 승온 시스템, 내연 기관 시스템 및 산화 촉매 장치 승온 방법
PCT/JP2024/001879 WO2024214360A1 (ja) 2023-04-12 2024-01-23 酸化触媒昇温システム、内燃機関システム及び酸化触媒装置昇温方法
CN202480005758.6A CN120435618A (zh) 2023-04-12 2024-01-23 氧化催化剂升温系统、内燃机系统及氧化催化剂装置升温方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2023065026A JP7851886B2 (ja) 2023-04-12 2023-04-12 酸化触媒昇温システム、内燃機関システム及び酸化触媒装置昇温方法

Publications (3)

Publication Number Publication Date
JP2024151571A JP2024151571A (ja) 2024-10-25
JP2024151571A5 JP2024151571A5 (https=) 2025-06-16
JP7851886B2 true JP7851886B2 (ja) 2026-04-27

Family

ID=93059194

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023065026A Active JP7851886B2 (ja) 2023-04-12 2023-04-12 酸化触媒昇温システム、内燃機関システム及び酸化触媒装置昇温方法

Country Status (4)

Country Link
JP (1) JP7851886B2 (https=)
KR (1) KR20250108708A (https=)
CN (1) CN120435618A (https=)
WO (1) WO2024214360A1 (https=)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015214970A (ja) 2014-05-09 2015-12-03 ヴィンタートゥール ガス アンド ディーゼル アーゲー 往復動ピストン内燃機関、排気ガス処理部及び往復動ピストン内燃機関の運転方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4221201B2 (ja) * 2002-09-20 2009-02-12 アイシン高丘株式会社 エンジンの排気ガス浄化装置
JP6162383B2 (ja) 2012-10-09 2017-07-12 ヤンマー株式会社 排気ガス浄化装置
KR102010876B1 (ko) * 2013-03-13 2019-08-14 대우조선해양 주식회사 배기가스 배출 시스템 및 그 설치 방법
DE102016113375A1 (de) * 2016-07-20 2018-01-25 Man Diesel & Turbo Se Verfahren zum Betreiben einer Brennkraftmaschine und Brennkraftmaschine

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015214970A (ja) 2014-05-09 2015-12-03 ヴィンタートゥール ガス アンド ディーゼル アーゲー 往復動ピストン内燃機関、排気ガス処理部及び往復動ピストン内燃機関の運転方法

Also Published As

Publication number Publication date
JP2024151571A (ja) 2024-10-25
CN120435618A (zh) 2025-08-05
WO2024214360A1 (ja) 2024-10-17
KR20250108708A (ko) 2025-07-15

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