JP6711310B2 - 内燃機関の排気処理装置 - Google Patents

内燃機関の排気処理装置 Download PDF

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Publication number
JP6711310B2
JP6711310B2 JP2017084886A JP2017084886A JP6711310B2 JP 6711310 B2 JP6711310 B2 JP 6711310B2 JP 2017084886 A JP2017084886 A JP 2017084886A JP 2017084886 A JP2017084886 A JP 2017084886A JP 6711310 B2 JP6711310 B2 JP 6711310B2
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JP
Japan
Prior art keywords
air
fuel ratio
internal combustion
combustion engine
exhaust gas
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.)
Expired - Fee Related
Application number
JP2017084886A
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English (en)
Japanese (ja)
Other versions
JP2018178981A (ja
JP2018178981A5 (enExample
Inventor
まりえ 堀川
まりえ 堀川
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.)
Denso Corp
Original Assignee
Denso Corp
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 Denso Corp filed Critical Denso Corp
Priority to JP2017084886A priority Critical patent/JP6711310B2/ja
Priority to PCT/JP2018/014255 priority patent/WO2018193833A1/ja
Priority to DE112018002095.9T priority patent/DE112018002095T5/de
Publication of JP2018178981A publication Critical patent/JP2018178981A/ja
Publication of JP2018178981A5 publication Critical patent/JP2018178981A5/ja
Application granted granted Critical
Publication of JP6711310B2 publication Critical patent/JP6711310B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • F01N3/101—Three-way 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
    • 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
    • F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
    • F01N3/023—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles
    • 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
    • F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
    • F01N3/033—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices
    • F01N3/035—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices with catalytic reactors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D43/00—Conjoint electrical control of two or more functions, e.g. ignition, fuel-air mixture, recirculation, supercharging or exhaust-gas treatment
    • 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
    • F01N2430/00—Influencing exhaust purification, e.g. starting of catalytic reaction, filter regeneration, or the like, by controlling engine operating characteristics
    • F01N2430/06—Influencing exhaust purification, e.g. starting of catalytic reaction, filter regeneration, or the like, by controlling engine operating characteristics by varying fuel-air ratio, e.g. by enriching fuel-air mixture
    • 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)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Processes For Solid Components From Exhaust (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
JP2017084886A 2017-04-21 2017-04-21 内燃機関の排気処理装置 Expired - Fee Related JP6711310B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2017084886A JP6711310B2 (ja) 2017-04-21 2017-04-21 内燃機関の排気処理装置
PCT/JP2018/014255 WO2018193833A1 (ja) 2017-04-21 2018-04-03 内燃機関の排気処理装置
DE112018002095.9T DE112018002095T5 (de) 2017-04-21 2018-04-03 Abgasbehandlungsvorrichtung für Verbrennungskraftmaschine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2017084886A JP6711310B2 (ja) 2017-04-21 2017-04-21 内燃機関の排気処理装置

Publications (3)

Publication Number Publication Date
JP2018178981A JP2018178981A (ja) 2018-11-15
JP2018178981A5 JP2018178981A5 (enExample) 2019-07-25
JP6711310B2 true JP6711310B2 (ja) 2020-06-17

Family

ID=63855803

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2017084886A Expired - Fee Related JP6711310B2 (ja) 2017-04-21 2017-04-21 内燃機関の排気処理装置

Country Status (3)

Country Link
JP (1) JP6711310B2 (enExample)
DE (1) DE112018002095T5 (enExample)
WO (1) WO2018193833A1 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7159876B2 (ja) 2019-01-08 2022-10-25 トヨタ自動車株式会社 内燃機関の排気浄化装置
CN111749803B (zh) * 2020-05-20 2022-10-14 中国第一汽车股份有限公司 一种汽油机颗粒捕集器再生控制方法
JP7697392B2 (ja) * 2022-03-28 2025-06-24 トヨタ自動車株式会社 排気浄化装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4972914B2 (ja) * 2005-11-21 2012-07-11 いすゞ自動車株式会社 排気ガス浄化システムの再生制御方法及び排気ガス浄化システム
EP3020945A4 (en) * 2013-07-08 2016-07-06 Toyota Motor Co Ltd CONTROL PROCESS FOR A COMBUSTION ENGINE
JP2015121118A (ja) * 2013-12-20 2015-07-02 株式会社日本自動車部品総合研究所 内燃機関の排気浄化装置
US9863337B2 (en) 2014-10-31 2018-01-09 GM Global Technology Operations LLC Systems for regeneration of a gasoline particulate filter
JP2017084886A (ja) 2015-10-26 2017-05-18 京セラ株式会社 配線基板およびこれを用いた半導体素子の実装構造。

Also Published As

Publication number Publication date
JP2018178981A (ja) 2018-11-15
DE112018002095T5 (de) 2020-01-09
WO2018193833A1 (ja) 2018-10-25

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