JP2009197603A - 燃料噴射制御装置 - Google Patents
燃料噴射制御装置 Download PDFInfo
- Publication number
- JP2009197603A JP2009197603A JP2008037455A JP2008037455A JP2009197603A JP 2009197603 A JP2009197603 A JP 2009197603A JP 2008037455 A JP2008037455 A JP 2008037455A JP 2008037455 A JP2008037455 A JP 2008037455A JP 2009197603 A JP2009197603 A JP 2009197603A
- Authority
- JP
- Japan
- Prior art keywords
- injector
- injection
- injection amount
- fuel
- cylinder
- 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.)
- Pending
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
- F01N3/02—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
- 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
- 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
-
- 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
- F01N2560/08—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being a pressure sensor
-
- 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
-
- 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
- F01N2610/146—Control thereof, e.g. control of injectors or injection valves
-
- 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
- F01N2900/18—Parameters used for exhaust control or diagnosing said parameters being related to the system for adding a substance into the exhaust
- F01N2900/1806—Properties of reducing agent or dosing system
-
- 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, e.g. catalysed diesel particulate filters
-
- 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
- F01N3/36—Arrangements for supply of additional fuel
-
- 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
Abstract
【解決手段】エンジン1の排気通路12内に、デューティ比に応じた量の燃料を噴射する筒外噴射用インジェクタ14と、筒外噴射用インジェクタ14を制御する制御手段15とを備え、制御手段15は、上記デューティ比を求めるときのインジェクタ駆動周波数を要求噴射量が少量となるに従い周波数が段階的或いは連続的に低くなるように変化させる。
【選択図】図1
Description
12 排気通路(排気管)
14 筒外噴射用インジェクタ
15 ECU(制御手段)
Claims (1)
- エンジンの排気通路内に、デューティ比に応じた量の燃料を噴射する筒外噴射用インジェクタと、該筒外噴射用インジェクタを制御する制御手段とを備え、上記制御手段は、上記デューティ比を求めるときのインジェクタ駆動周波数を要求噴射量が少量となるに従い周波数が段階的或いは連続的に低くなるように変化させることを特徴とする燃料噴射制御装置。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008037455A JP2009197603A (ja) | 2008-02-19 | 2008-02-19 | 燃料噴射制御装置 |
US12/867,538 US8656704B2 (en) | 2008-02-19 | 2009-02-17 | Fuel injection control device |
AU2009216286A AU2009216286B2 (en) | 2008-02-19 | 2009-02-17 | Fuel injection control device |
CN200980105366.2A CN101946066B (zh) | 2008-02-19 | 2009-02-17 | 燃料喷射控制装置 |
PCT/JP2009/052671 WO2009104590A1 (ja) | 2008-02-19 | 2009-02-17 | 燃料噴射制御装置 |
EP09711868.1A EP2251531B1 (en) | 2008-02-19 | 2009-02-17 | Fuel injection control device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008037455A JP2009197603A (ja) | 2008-02-19 | 2008-02-19 | 燃料噴射制御装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2009197603A true JP2009197603A (ja) | 2009-09-03 |
Family
ID=40985470
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008037455A Pending JP2009197603A (ja) | 2008-02-19 | 2008-02-19 | 燃料噴射制御装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US8656704B2 (ja) |
EP (1) | EP2251531B1 (ja) |
JP (1) | JP2009197603A (ja) |
CN (1) | CN101946066B (ja) |
AU (1) | AU2009216286B2 (ja) |
WO (1) | WO2009104590A1 (ja) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03225063A (ja) * | 1990-01-31 | 1991-10-04 | Aisan Ind Co Ltd | 静的流量の可変な燃料噴射装置 |
JPH05215045A (ja) * | 1992-01-31 | 1993-08-24 | Suzuki Motor Corp | エンジンの補助空気供給装置 |
JPH10141184A (ja) * | 1996-11-06 | 1998-05-26 | Nok Corp | 燃料噴射弁 |
JP2002188485A (ja) * | 2000-12-15 | 2002-07-05 | Mitsubishi Motors Corp | 排気浄化装置 |
JP2002256850A (ja) * | 2001-03-02 | 2002-09-11 | Denso Corp | 触媒装置への燃料添加装置 |
JP2004108344A (ja) * | 2002-09-20 | 2004-04-08 | Mitsubishi Fuso Truck & Bus Corp | 内燃機関の排気浄化装置 |
JP2005320914A (ja) * | 2004-05-10 | 2005-11-17 | Denso Corp | 内燃機関の排気浄化装置 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6063350A (en) * | 1997-04-02 | 2000-05-16 | Clean Diesel Technologies, Inc. | Reducing nox emissions from an engine by temperature-controlled urea injection for selective catalytic reduction |
US6069783A (en) * | 1998-11-06 | 2000-05-30 | Hi-Stat Manufacturing Company, Inc. | Apparatus and method for controlling a solenoid valve |
JP2000304210A (ja) * | 1999-02-19 | 2000-11-02 | Denso Corp | 燃焼装置 |
JP2002295298A (ja) | 2001-03-29 | 2002-10-09 | Isuzu Motors Ltd | 排気ガス浄化システム及びその再生制御方法 |
TWI259235B (en) * | 2002-03-26 | 2006-08-01 | Mikuni Kogyo Kk | Fuel injection controller and controlling method |
JP4662887B2 (ja) | 2006-05-26 | 2011-03-30 | ボッシュ株式会社 | 内燃機関の排気浄化装置 |
US8109077B2 (en) * | 2006-10-11 | 2012-02-07 | Tenneco Automotive Operating Company Inc. | Dual injector system for diesel emissions control |
-
2008
- 2008-02-19 JP JP2008037455A patent/JP2009197603A/ja active Pending
-
2009
- 2009-02-17 CN CN200980105366.2A patent/CN101946066B/zh active Active
- 2009-02-17 EP EP09711868.1A patent/EP2251531B1/en active Active
- 2009-02-17 AU AU2009216286A patent/AU2009216286B2/en active Active
- 2009-02-17 US US12/867,538 patent/US8656704B2/en active Active
- 2009-02-17 WO PCT/JP2009/052671 patent/WO2009104590A1/ja active Application Filing
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03225063A (ja) * | 1990-01-31 | 1991-10-04 | Aisan Ind Co Ltd | 静的流量の可変な燃料噴射装置 |
JPH05215045A (ja) * | 1992-01-31 | 1993-08-24 | Suzuki Motor Corp | エンジンの補助空気供給装置 |
JPH10141184A (ja) * | 1996-11-06 | 1998-05-26 | Nok Corp | 燃料噴射弁 |
JP2002188485A (ja) * | 2000-12-15 | 2002-07-05 | Mitsubishi Motors Corp | 排気浄化装置 |
JP2002256850A (ja) * | 2001-03-02 | 2002-09-11 | Denso Corp | 触媒装置への燃料添加装置 |
JP2004108344A (ja) * | 2002-09-20 | 2004-04-08 | Mitsubishi Fuso Truck & Bus Corp | 内燃機関の排気浄化装置 |
JP2005320914A (ja) * | 2004-05-10 | 2005-11-17 | Denso Corp | 内燃機関の排気浄化装置 |
Also Published As
Publication number | Publication date |
---|---|
AU2009216286A2 (en) | 2010-09-30 |
US20100319328A1 (en) | 2010-12-23 |
EP2251531B1 (en) | 2017-06-28 |
CN101946066B (zh) | 2014-09-03 |
CN101946066A (zh) | 2011-01-12 |
EP2251531A4 (en) | 2015-01-14 |
WO2009104590A1 (ja) | 2009-08-27 |
AU2009216286A1 (en) | 2009-08-27 |
EP2251531A1 (en) | 2010-11-17 |
AU2009216286B2 (en) | 2013-08-29 |
US8656704B2 (en) | 2014-02-25 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US8131449B2 (en) | Fuel injection control apparatus and fuel injection control method for internal combustion engine | |
US9422848B2 (en) | Internal combustion engine and control method for same | |
CN106715874B (zh) | 排气净化装置的再生装置 | |
JP2011153617A (ja) | ディーゼルエンジンの排気浄化装置 | |
JP2007239605A (ja) | 燃料噴射装置 | |
WO2012081462A1 (ja) | 排気管噴射システム | |
KR20160009676A (ko) | 배기 가스 정화 장치 | |
JP5766654B2 (ja) | 燃料噴射制御装置および燃料噴射制御方法 | |
JP4985680B2 (ja) | 圧縮着火式内燃機関の制御装置 | |
WO2009104590A1 (ja) | 燃料噴射制御装置 | |
JP2006152944A (ja) | エンジンの着火遅れ期間算出装置 | |
JP2009030566A (ja) | 燃料噴射装置の故障診断装置 | |
JP2010112189A (ja) | 内燃機関のpm再生処理システム | |
JP5428633B2 (ja) | 内燃機関 | |
JP5888149B2 (ja) | ディーゼルエンジン | |
JP6198007B2 (ja) | エンジンの制御装置 | |
JP6790793B2 (ja) | エンジンの制御装置 | |
JP4063743B2 (ja) | 内燃機関の燃料噴射時期制御装置 | |
JP2017227169A (ja) | エンジンの制御装置 | |
JP2007327422A (ja) | 内燃機関の燃料噴射制御装置 | |
JP2005240568A (ja) | 内燃機関の燃料噴射制御装置 | |
JP5720513B2 (ja) | 内燃機関の制御装置 | |
JP2008240553A (ja) | ディーゼルエンジンの燃料噴射制御装置 | |
JP2014025377A (ja) | 内燃機関の排気浄化装置 | |
JP2014013043A (ja) | エンジン |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20110120 |
|
A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20120110 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20120821 |
|
A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20120924 |
|
A02 | Decision of refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A02 Effective date: 20121127 |