JP2008248831A - ガソリンエンジンのイオン電流検出方法 - Google Patents
ガソリンエンジンのイオン電流検出方法 Download PDFInfo
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- JP2008248831A JP2008248831A JP2007092670A JP2007092670A JP2008248831A JP 2008248831 A JP2008248831 A JP 2008248831A JP 2007092670 A JP2007092670 A JP 2007092670A JP 2007092670 A JP2007092670 A JP 2007092670A JP 2008248831 A JP2008248831 A JP 2008248831A
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- Prior art keywords
- ignition
- ion current
- premixed compression
- voltage
- gasoline engine
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Classifications
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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
- F02D41/30—Controlling fuel injection
- F02D41/3011—Controlling fuel injection according to or using specific or several modes of combustion
- F02D41/3017—Controlling fuel injection according to or using specific or several modes of combustion characterised by the mode(s) being used
- F02D41/3035—Controlling fuel injection according to or using specific or several modes of combustion characterised by the mode(s) being used a mode being the premixed charge compression-ignition mode
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D35/00—Controlling engines, dependent on conditions exterior or interior to engines, not otherwise provided for
- F02D35/02—Controlling engines, dependent on conditions exterior or interior to engines, not otherwise provided for on interior conditions
- F02D35/021—Controlling engines, dependent on conditions exterior or interior to engines, not otherwise provided for on interior conditions using an ionic current sensor
-
- 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
- F02D41/30—Controlling fuel injection
- F02D41/3011—Controlling fuel injection according to or using specific or several modes of combustion
- F02D41/3017—Controlling fuel injection according to or using specific or several modes of combustion characterised by the mode(s) being used
- F02D41/3023—Controlling fuel injection according to or using specific or several modes of combustion characterised by the mode(s) being used a mode being the stratified charge spark-ignited mode
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02P—IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES
- F02P17/00—Testing of ignition installations, e.g. in combination with adjusting; Testing of ignition timing in compression-ignition engines
- F02P17/12—Testing characteristics of the spark, ignition voltage or current
- F02P2017/125—Measuring ionisation of combustion gas, e.g. by using ignition circuits
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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)
- Combined Controls Of Internal Combustion Engines (AREA)
- Ignition Installations For Internal Combustion Engines (AREA)
- Combustion Methods Of Internal-Combustion Engines (AREA)
Abstract
【解決手段】排気弁、吸気弁及び点火プラグを備えてなり、運転領域に応じて、火花着火と予混合圧縮着火との一方を実施するガソリンエンジンにおいて、予混合圧縮着火を実施する際の燃焼により発生するイオン電流を検出するガソリンエンジンのイオン電流検出方法であって、予混合圧縮着火を実施する時には、点火プラグの近くに燃料が到達するよりも前にイオン電流検出用電圧を生成するための高電圧を点火プラグに印加する構成である。
【選択図】図3
Description
18…点火プラグ
36…排気弁
37…吸気弁
60…イオン電流検出回路
Claims (2)
- 排気弁、吸気弁及び点火プラグを備えてなり、運転領域に応じて、火花着火と予混合圧縮着火との一方を実施するガソリンエンジンにおいて、予混合圧縮着火を実施する際の燃焼により発生するイオン電流を検出するガソリンエンジンのイオン電流検出方法であって、
予混合圧縮着火を実施する時には、点火プラグの近くに燃料が到達するよりも前にイオン電流検出用電圧を生成するための高電圧を点火プラグに印加するガソリンエンジンのイオン電流検出方法。 - 高電圧の点火プラグへの印加を、遅くとも排気弁と吸気弁との両者が閉じている期間が終了する前に行う請求項1記載のガソリンエンジンのイオン電流検出方法。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007092670A JP4823123B2 (ja) | 2007-03-30 | 2007-03-30 | ガソリンエンジンのイオン電流検出方法 |
PCT/JP2008/053802 WO2008126508A1 (ja) | 2007-03-30 | 2008-03-04 | ガソリンエンジンのイオン電流検出方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007092670A JP4823123B2 (ja) | 2007-03-30 | 2007-03-30 | ガソリンエンジンのイオン電流検出方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008248831A true JP2008248831A (ja) | 2008-10-16 |
JP4823123B2 JP4823123B2 (ja) | 2011-11-24 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007092670A Expired - Fee Related JP4823123B2 (ja) | 2007-03-30 | 2007-03-30 | ガソリンエンジンのイオン電流検出方法 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP4823123B2 (ja) |
WO (1) | WO2008126508A1 (ja) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102010038424A1 (de) | 2009-07-27 | 2011-02-03 | Denso Corporation, Kariya-City | Steuerung für eine Verbrennungskraftmaschine |
JP2012112641A (ja) * | 2010-11-22 | 2012-06-14 | Ge Aviation Systems Llc | エンジンの点火及び監視方法及びシステム |
JP2013124545A (ja) * | 2011-12-13 | 2013-06-24 | Hitachi Automotive Systems Hanshin Ltd | 内燃機関用イオン電流検出装置 |
US8490468B2 (en) | 2010-09-24 | 2013-07-23 | Mitsubishi Electric Corporation | Failure diagnosis system |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001020765A (ja) * | 1999-07-06 | 2001-01-23 | Hitachi Ltd | 圧縮着火エンジン及び圧縮着火式エンジンの制御方法 |
JP2003286891A (ja) * | 2002-03-28 | 2003-10-10 | Honda Motor Co Ltd | 内燃機関の失火検出装置 |
JP2004076678A (ja) * | 2002-08-21 | 2004-03-11 | Toyota Motor Corp | 圧縮自着火運転時の着火時期検出装置およびそのための方法 |
-
2007
- 2007-03-30 JP JP2007092670A patent/JP4823123B2/ja not_active Expired - Fee Related
-
2008
- 2008-03-04 WO PCT/JP2008/053802 patent/WO2008126508A1/ja active Application Filing
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001020765A (ja) * | 1999-07-06 | 2001-01-23 | Hitachi Ltd | 圧縮着火エンジン及び圧縮着火式エンジンの制御方法 |
JP2003286891A (ja) * | 2002-03-28 | 2003-10-10 | Honda Motor Co Ltd | 内燃機関の失火検出装置 |
JP2004076678A (ja) * | 2002-08-21 | 2004-03-11 | Toyota Motor Corp | 圧縮自着火運転時の着火時期検出装置およびそのための方法 |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102010038424A1 (de) | 2009-07-27 | 2011-02-03 | Denso Corporation, Kariya-City | Steuerung für eine Verbrennungskraftmaschine |
JP2011027040A (ja) * | 2009-07-27 | 2011-02-10 | Nippon Soken Inc | 内燃機関の制御装置 |
US8478508B2 (en) | 2009-07-27 | 2013-07-02 | Nippon Soken, Inc. | Controller for internal combustion engine |
US8490468B2 (en) | 2010-09-24 | 2013-07-23 | Mitsubishi Electric Corporation | Failure diagnosis system |
JP2012112641A (ja) * | 2010-11-22 | 2012-06-14 | Ge Aviation Systems Llc | エンジンの点火及び監視方法及びシステム |
JP2013124545A (ja) * | 2011-12-13 | 2013-06-24 | Hitachi Automotive Systems Hanshin Ltd | 内燃機関用イオン電流検出装置 |
Also Published As
Publication number | Publication date |
---|---|
JP4823123B2 (ja) | 2011-11-24 |
WO2008126508A1 (ja) | 2008-10-23 |
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