JP2015068267A - 排気ガス浄化システム及び排気ガス浄化方法 - Google Patents
排気ガス浄化システム及び排気ガス浄化方法 Download PDFInfo
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- 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
- F02D41/027—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to purge or regenerate the exhaust gas treating apparatus
- F02D41/0275—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to purge or regenerate the exhaust gas treating apparatus the exhaust gas treating apparatus being a NOx trap or adsorbent
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- 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
- F01N11/00—Monitoring or diagnostic devices for exhaust-gas treatment apparatus, e.g. for catalytic activity
- F01N11/002—Monitoring or diagnostic devices for exhaust-gas treatment apparatus, e.g. for catalytic activity the diagnostic devices measuring or estimating temperature or pressure in, or downstream of the exhaust apparatus
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- 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
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- 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
- F01N3/0871—Regulation of absorbents or adsorbents, e.g. purging
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- 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
- F01N3/2006—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating
- F01N3/2033—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating using a fuel burner or introducing fuel into exhaust duct
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- 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
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- 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
- F01N2550/00—Monitoring or diagnosing the deterioration of exhaust systems
- F01N2550/03—Monitoring or diagnosing the deterioration of exhaust systems of sorbing activity of adsorbents or absorbents
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- 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
- F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
- F01N2560/06—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being a temperature sensor
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- 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
- F01N2610/03—Adding substances to exhaust gases the substance being hydrocarbons, e.g. engine fuel
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- 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
- F01N2900/04—Methods of control or diagnosing
- F01N2900/0412—Methods of control or diagnosing using pre-calibrated maps, tables or charts
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- 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
- F01N2900/04—Methods of control or diagnosing
- F01N2900/0416—Methods of control or diagnosing using the state of a sensor, e.g. of an exhaust gas sensor
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- 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
- F01N2900/08—Parameters used for exhaust control or diagnosing said parameters being related to the engine
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- 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
- F01N2900/16—Parameters used for exhaust control or diagnosing said parameters being related to the exhaust apparatus, e.g. particulate filter or catalyst
- F01N2900/1602—Temperature of exhaust gas apparatus
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- 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
- F01N2900/16—Parameters used for exhaust control or diagnosing said parameters being related to the exhaust apparatus, e.g. particulate filter or catalyst
- F01N2900/1614—NOx amount trapped in catalyst
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- 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
- F01N2900/16—Parameters used for exhaust control or diagnosing said parameters being related to the exhaust apparatus, e.g. particulate filter or catalyst
- F01N2900/1618—HC-slip from catalyst
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- 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]
- F01N3/208—Control of selective catalytic reduction [SCR], e.g. dosing of reducing agent
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2200/00—Input parameters for engine control
- F02D2200/02—Input parameters for engine control the parameters being related to the engine
- F02D2200/08—Exhaust gas treatment apparatus parameters
- F02D2200/0802—Temperature of the exhaust gas treatment apparatus
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- 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
- F02D41/18—Circuit arrangements for generating control signals by measuring intake air flow
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- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Exhaust Gas After Treatment (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
【解決手段】空燃比リッチ制御の実施を許可するリッチ制御許可領域αと、空燃比リッチ制御の実施を禁止するリッチ制御禁止領域βとを設けると共に、リッチ制御許可領域αであるかリッチ制御禁止領域βであるかの判断を行うための判定用のパラメータとして、触媒装置31aの触媒温度Tのみならず、内燃機関10の吸入空気量Aもパラメータとして用い、リッチ制御禁止領域βを、触媒装置31aの触媒温度Tが予め設定した下限触媒温度Tcより低く、かつ、吸入空気量Aが予め設定した上限吸入空気量Acより大きい領域とし、更に、下限触媒温度Tcを触媒活性化温度Taより低い温度に設定する。
【選択図】図2
Description
10 エンジン
15 排気通路
30 排気ガス浄化システム
31 排気ガス浄化装置
31a NOx吸蔵還元型触媒装置(触媒装置)
32 燃料噴射装置
40 全体システム制御装置
41 制御装置
G 排気ガス
T 触媒温度
Ta 触媒活性化温度
Tc 下限触媒温度
A 吸入空気量
Ac 上限吸入空気量
L1、LXa,LXb 温度判定線
L2 吸入空気量判定線
R1、R2 空燃比リッチ制御の実施範囲
α リッチ制御許可領域
β リッチ制御禁止領域
Claims (3)
- 内燃機関の排気通路に空燃比リッチ制御により触媒の浄化能力を回復する触媒装置と、前記空燃比リッチ制御を行う制御装置を備えた排気ガス浄化システムにおいて、
前記制御装置が、前記空燃比リッチ制御の実施を許可するリッチ制御許可領域と、前記空燃比リッチ制御の実施を禁止するリッチ制御禁止領域とを設けると共に、前記リッチ制御領域であるか前記リッチ制御禁止領域であるかの判断を行うための判定用のパラメータとして、前記触媒装置の触媒温度のみならず、前記内燃機関の吸入空気量もパラメータとして用い、
前記リッチ制御禁止領域を、前記触媒装置の触媒温度が予め設定した下限触媒温度より低く、かつ、前記吸入空気量が予め設定した上限吸入空気量より大きい領域とし、
更に、前記下限触媒温度を触媒活性化温度より低い温度に設定するように構成されたことを特徴とする排気ガス浄化システム。 - 前記制御装置が、前記上限吸入空気量を前記触媒装置の触媒温度によって変化させて設定するように構成されたことを特徴とする請求項1に記載の排気ガス浄化システム。
- 内燃機関の排気通路に備えた空燃比リッチ制御により触媒の浄化能力を回復する触媒装置で排気ガスを浄化する排気ガス浄化方法において、
下限触媒温度を触媒活性化温度より低い温度に設定し、
前記触媒装置の触媒温度のみならず、前記内燃機関の吸入空気量も判定用パラメータとして用いて、前記触媒装置の触媒温度が前記下限触媒温度より高く、かつ、前記吸入空気量が予め設定した上限吸入空気量より小さいリッチ制御許可領域と、該リッチ制御許可領域以外のリッチ制御禁止領域を設け、前記触媒装置の触媒温度と前記吸入空気量との組合せが、前記リッチ制御許可領域にある場合は前記空燃比リッチ制御の実施を許可し、前記リッチ制御禁止領域にある場合は前記空燃比リッチ制御の実施を禁止することを特徴とする排気ガス浄化方法。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
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JP2013203835A JP2015068267A (ja) | 2013-09-30 | 2013-09-30 | 排気ガス浄化システム及び排気ガス浄化方法 |
CN201480041903.2A CN105408596A (zh) | 2013-09-30 | 2014-09-29 | 废气净化系统以及废气净化方法 |
PCT/JP2014/075873 WO2015046507A1 (ja) | 2013-09-30 | 2014-09-29 | 排気ガス浄化システム及び排気ガス浄化方法 |
US14/910,860 US20160186680A1 (en) | 2013-09-30 | 2014-09-29 | Exhaust gas purification system and exhaust gas purification method |
EP14847132.9A EP3054119A4 (en) | 2013-09-30 | 2014-09-29 | Exhaust gas purification system and exhaust gas purification method |
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JP2013203835A JP2015068267A (ja) | 2013-09-30 | 2013-09-30 | 排気ガス浄化システム及び排気ガス浄化方法 |
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US (1) | US20160186680A1 (ja) |
EP (1) | EP3054119A4 (ja) |
JP (1) | JP2015068267A (ja) |
CN (1) | CN105408596A (ja) |
WO (1) | WO2015046507A1 (ja) |
Citations (6)
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JP2003206795A (ja) * | 2002-01-15 | 2003-07-25 | Toyota Motor Corp | 内燃機関の排気浄化方法及び装置 |
JP2004218497A (ja) * | 2003-01-14 | 2004-08-05 | Denso Corp | 内燃機関の排気浄化装置 |
JP3684929B2 (ja) * | 1999-08-04 | 2005-08-17 | 日産自動車株式会社 | エンジンの排気浄化装置 |
JP2005291098A (ja) * | 2004-03-31 | 2005-10-20 | Mitsubishi Fuso Truck & Bus Corp | エンジンの排ガス浄化装置 |
JP2009013842A (ja) * | 2007-07-03 | 2009-01-22 | Toyota Motor Corp | エンジンの排気浄化装置 |
WO2013088869A1 (ja) * | 2011-12-12 | 2013-06-20 | いすゞ自動車株式会社 | 排気ガス浄化システムと排気ガス浄化方法 |
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JP3726705B2 (ja) * | 2001-05-11 | 2005-12-14 | 日産自動車株式会社 | 内燃機関の排気浄化装置 |
JP4042376B2 (ja) * | 2001-10-11 | 2008-02-06 | トヨタ自動車株式会社 | 内燃機関の触媒劣化検出装置 |
JP4095979B2 (ja) * | 2004-07-20 | 2008-06-04 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
WO2007004747A1 (ja) * | 2005-07-06 | 2007-01-11 | Toyota Jidosha Kabushiki Kaisha | 内燃機関の排気浄化システム |
JP4135734B2 (ja) * | 2005-07-06 | 2008-08-20 | トヨタ自動車株式会社 | 内燃機関の排気浄化システム |
JP4470987B2 (ja) * | 2007-10-19 | 2010-06-02 | 株式会社デンソー | 還元剤の噴射制御装置 |
JP5476677B2 (ja) | 2008-04-30 | 2014-04-23 | 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 |
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2013
- 2013-09-30 JP JP2013203835A patent/JP2015068267A/ja active Pending
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2014
- 2014-09-29 EP EP14847132.9A patent/EP3054119A4/en not_active Withdrawn
- 2014-09-29 WO PCT/JP2014/075873 patent/WO2015046507A1/ja active Application Filing
- 2014-09-29 US US14/910,860 patent/US20160186680A1/en not_active Abandoned
- 2014-09-29 CN CN201480041903.2A patent/CN105408596A/zh active Pending
Patent Citations (6)
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JP3684929B2 (ja) * | 1999-08-04 | 2005-08-17 | 日産自動車株式会社 | エンジンの排気浄化装置 |
JP2003206795A (ja) * | 2002-01-15 | 2003-07-25 | Toyota Motor Corp | 内燃機関の排気浄化方法及び装置 |
JP2004218497A (ja) * | 2003-01-14 | 2004-08-05 | Denso Corp | 内燃機関の排気浄化装置 |
JP2005291098A (ja) * | 2004-03-31 | 2005-10-20 | Mitsubishi Fuso Truck & Bus Corp | エンジンの排ガス浄化装置 |
JP2009013842A (ja) * | 2007-07-03 | 2009-01-22 | Toyota Motor Corp | エンジンの排気浄化装置 |
WO2013088869A1 (ja) * | 2011-12-12 | 2013-06-20 | いすゞ自動車株式会社 | 排気ガス浄化システムと排気ガス浄化方法 |
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US20160186680A1 (en) | 2016-06-30 |
EP3054119A1 (en) | 2016-08-10 |
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WO2015046507A1 (ja) | 2015-04-02 |
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