JP2015075007A - 排気浄化システム - Google Patents
排気浄化システム Download PDFInfo
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- JP2015075007A JP2015075007A JP2013210700A JP2013210700A JP2015075007A JP 2015075007 A JP2015075007 A JP 2015075007A JP 2013210700 A JP2013210700 A JP 2013210700A JP 2013210700 A JP2013210700 A JP 2013210700A JP 2015075007 A JP2015075007 A JP 2015075007A
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- exhaust
- oxidation catalyst
- dpf
- capacitance
- Prior art date
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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
- F02D41/029—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 particulate filter
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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
- 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
- F01N13/009—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 having two or more separate purifying devices arranged in series
- F01N13/0097—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 having two or more separate purifying devices arranged in series the purifying devices are arranged in a single housing
-
- 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
- F01N13/011—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 having two or more purifying devices arranged in parallel
-
- 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
- F01N3/025—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 using fuel burner or by adding fuel to exhaust
- F01N3/0253—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 using fuel burner or by adding fuel to exhaust adding fuel to exhaust gases
-
- 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
- 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
- F01N2410/00—By-passing, at least partially, exhaust from inlet to outlet of apparatus, to atmosphere or to other device
-
- 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
- F01N2560/12—Other sensor principles, e.g. using electro conductivity of substrate or radio frequency
-
- 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
- F01N2900/0601—Parameters used for exhaust control or diagnosing being estimated
-
- 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
-
- 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
- F01N2900/1606—Particle filter loading or soot amount
-
- 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
- F02D2200/0812—Particle filter loading
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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
- Y02T10/40—Engine management systems
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Toxicology (AREA)
- Processes For Solid Components From Exhaust (AREA)
Abstract
Description
12 排気通路
20 排気後処理装置
21 DOC
22 DPF
23 排気管内噴射装置
27 電極
50 ECU
51 PM堆積量推定部
52 DOC内部温度推定部
53 強制再生制御部
54 噴射量補正部
Claims (4)
- 内燃機関の排気通路に設けられた酸化触媒と、
前記酸化触媒よりも下流側の排気通路に設けられて排気中の粒子状物質を捕集するフィルタと、
前記酸化触媒の静電容量を検出する静電容量検出手段と、
前記静電容量検出手段から入力される静電容量に基づいて、前記フィルタの粒子状物質堆積量を推定する堆積量推定手段と、
前記堆積量推定手段から入力される粒子状物質堆積量が所定量を超えると、前記酸化触媒に燃料を噴射して、少なくとも前記フィルタに堆積した粒子状物質を燃焼除去する強制再生を実行するフィルタ再生手段と、を備える
ことを特徴とする排気浄化システム。 - 前記静電容量検出手段から入力される静電容量に基づいて、前記酸化触媒の内部温度を推定する内部温度推定手段と、
強制再生時のフィルタ目標温度と、前記内部温度推定手段から入力される内部温度との温度差に基づいて、前記フィルタ再生手段の燃料噴射量を補正する噴射量補正手段と、をさらに備える
請求項1に記載の排気浄化システム。 - 前記静電容量検出手段が、前記酸化触媒内に一個以上の隔壁を挟んで対向配置されてコンデンサを形成する少なくとも一対以上の電極で構成される
請求項1又は2に記載の排気浄化システム。 - 前記酸化触媒よりも排気上流側及び下流側の排気通路を接続して、当該酸化触媒を迂回するバイパス通路と、
前記バイパス通路に設けられた第2の酸化触媒と、をさらに備え、
前記電極が前記第2の酸化触媒内に少なくとも一個以上の隔壁を挟んで対向配置される 請求項1から3の何れか一項に記載の排気浄化システム。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013210700A JP2015075007A (ja) | 2013-10-08 | 2013-10-08 | 排気浄化システム |
EP14851593.5A EP3056700A4 (en) | 2013-10-08 | 2014-10-08 | Exhaust purification system |
CN201480055555.4A CN105612320B (zh) | 2013-10-08 | 2014-10-08 | 排气净化系统 |
PCT/JP2014/076962 WO2015053323A1 (ja) | 2013-10-08 | 2014-10-08 | 排気浄化システム |
US15/027,034 US9784200B2 (en) | 2013-10-08 | 2014-10-08 | Exhaust purification system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013210700A JP2015075007A (ja) | 2013-10-08 | 2013-10-08 | 排気浄化システム |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2015075007A true JP2015075007A (ja) | 2015-04-20 |
Family
ID=52813138
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013210700A Pending JP2015075007A (ja) | 2013-10-08 | 2013-10-08 | 排気浄化システム |
Country Status (5)
Country | Link |
---|---|
US (1) | US9784200B2 (ja) |
EP (1) | EP3056700A4 (ja) |
JP (1) | JP2015075007A (ja) |
CN (1) | CN105612320B (ja) |
WO (1) | WO2015053323A1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2597165B1 (es) * | 2016-04-11 | 2017-09-19 | Cebi Electromechanical Components Spain, S.A. | Método de detección de agua en filtros de gasóleo y sensor de agua para aplicación de dicho método |
CN107762653B (zh) * | 2017-10-10 | 2020-03-17 | 中国第一汽车股份有限公司 | 柴油机氧化催化器温度控制系统 |
CN112576349B (zh) * | 2020-11-25 | 2022-08-05 | 潍柴动力股份有限公司 | 低氧车况下再生喷油量的计算方法、装置、存储介质及电子设备 |
CN112746885B (zh) * | 2021-01-14 | 2023-11-24 | 无锡市隆盛轨道科技有限公司 | 燃油火车用尾气净化系统及净化方法 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10266826A (ja) * | 1997-03-21 | 1998-10-06 | Nippon Soken Inc | ディーゼルエンジンの排気ガス処理装置 |
JP2006057577A (ja) * | 2004-08-23 | 2006-03-02 | Hino Motors Ltd | 排気浄化装置 |
JP2008008151A (ja) * | 2006-06-27 | 2008-01-17 | Ngk Insulators Ltd | 微粒子センサ用ハニカム構造体 |
JP2008018388A (ja) * | 2006-07-14 | 2008-01-31 | Ngk Insulators Ltd | 電極付ハニカム構造体 |
JP2009097410A (ja) * | 2007-10-16 | 2009-05-07 | Toyota Motor Corp | パティキュレートフィルタにおけるpm捕集量推定装置およびフィルタ再生システム |
JP2010144630A (ja) * | 2008-12-19 | 2010-07-01 | Ud Trucks Corp | パティキュレート捕集装置 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2008014192A (ja) * | 2006-07-04 | 2008-01-24 | Ngk Insulators Ltd | 微粒子センサ用セラミックフォーム体 |
JP2008063985A (ja) * | 2006-09-06 | 2008-03-21 | Ngk Insulators Ltd | 微粒子センサ用ハニカム構造体 |
JP2008064621A (ja) * | 2006-09-07 | 2008-03-21 | Ngk Insulators Ltd | 微粒子センサ |
US7810316B2 (en) * | 2006-12-29 | 2010-10-12 | Cummins Filtration Ip, Inc | Apparatus, system, and method for exhaust aftertreatment efficiency enhancement |
JP2008223495A (ja) * | 2007-03-08 | 2008-09-25 | Ngk Insulators Ltd | 温度測定ハニカム構造体 |
JP2010190124A (ja) * | 2009-02-18 | 2010-09-02 | Toyota Industries Corp | 排ガス浄化装置 |
JP2011179491A (ja) * | 2009-09-25 | 2011-09-15 | Ibiden Co Ltd | 微粒子センサ及び排ガス浄化装置 |
JP5565005B2 (ja) * | 2010-03-10 | 2014-08-06 | いすゞ自動車株式会社 | Dpf故障検出方法及びdpf故障検出装置 |
JP5721346B2 (ja) | 2010-05-25 | 2015-05-20 | 本田技研工業株式会社 | 内燃機関の排気浄化システム |
-
2013
- 2013-10-08 JP JP2013210700A patent/JP2015075007A/ja active Pending
-
2014
- 2014-10-08 WO PCT/JP2014/076962 patent/WO2015053323A1/ja active Application Filing
- 2014-10-08 CN CN201480055555.4A patent/CN105612320B/zh not_active Expired - Fee Related
- 2014-10-08 EP EP14851593.5A patent/EP3056700A4/en not_active Withdrawn
- 2014-10-08 US US15/027,034 patent/US9784200B2/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10266826A (ja) * | 1997-03-21 | 1998-10-06 | Nippon Soken Inc | ディーゼルエンジンの排気ガス処理装置 |
JP2006057577A (ja) * | 2004-08-23 | 2006-03-02 | Hino Motors Ltd | 排気浄化装置 |
JP2008008151A (ja) * | 2006-06-27 | 2008-01-17 | Ngk Insulators Ltd | 微粒子センサ用ハニカム構造体 |
JP2008018388A (ja) * | 2006-07-14 | 2008-01-31 | Ngk Insulators Ltd | 電極付ハニカム構造体 |
JP2009097410A (ja) * | 2007-10-16 | 2009-05-07 | Toyota Motor Corp | パティキュレートフィルタにおけるpm捕集量推定装置およびフィルタ再生システム |
JP2010144630A (ja) * | 2008-12-19 | 2010-07-01 | Ud Trucks Corp | パティキュレート捕集装置 |
Also Published As
Publication number | Publication date |
---|---|
CN105612320B (zh) | 2018-05-18 |
WO2015053323A1 (ja) | 2015-04-16 |
CN105612320A (zh) | 2016-05-25 |
EP3056700A4 (en) | 2017-07-26 |
EP3056700A1 (en) | 2016-08-17 |
US20160237930A1 (en) | 2016-08-18 |
US9784200B2 (en) | 2017-10-10 |
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