JP4513757B2 - 燃料噴射制御装置 - Google Patents
燃料噴射制御装置 Download PDFInfo
- Publication number
- JP4513757B2 JP4513757B2 JP2006029100A JP2006029100A JP4513757B2 JP 4513757 B2 JP4513757 B2 JP 4513757B2 JP 2006029100 A JP2006029100 A JP 2006029100A JP 2006029100 A JP2006029100 A JP 2006029100A JP 4513757 B2 JP4513757 B2 JP 4513757B2
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- JP
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- Prior art keywords
- amount
- injection
- fuel injection
- correction amount
- learning
- 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.)
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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
- F02D41/38—Controlling fuel injection of the high pressure type
- F02D41/40—Controlling fuel injection of the high pressure type with means for controlling injection timing or duration
- F02D41/402—Multiple injections
- F02D41/403—Multiple injections with pilot injections
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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
- F02D41/008—Controlling each cylinder individually
- F02D41/0085—Balancing of cylinder outputs, e.g. speed, torque or air-fuel ratio
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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
- F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
- F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
- F02D41/2425—Particular ways of programming the data
- F02D41/2429—Methods of calibrating or learning
- F02D41/2438—Active learning methods
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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
- F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
- F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
- F02D41/2425—Particular ways of programming the data
- F02D41/2429—Methods of calibrating or learning
- F02D41/2451—Methods of calibrating or learning characterised by what is learned or calibrated
- F02D41/2464—Characteristics of actuators
- F02D41/2467—Characteristics of actuators for injectors
- F02D41/247—Behaviour for small quantities
-
- 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
- F02D41/04—Introducing corrections for particular operating conditions
- F02D41/08—Introducing corrections for particular operating conditions for idling
-
- 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
- F02D41/14—Introducing closed-loop corrections
- F02D41/1497—With detection of the mechanical response of the engine
- F02D41/1498—With detection of the mechanical response of the engine measuring engine roughness
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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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Description
なお、上記各実施形態は、以下のように変更して実施してもよい。
Claims (4)
- 多気筒内燃機関の燃料噴射弁に対する噴射量の指令値に基づき該燃料噴射弁を操作して燃料噴射を行なう噴射手段と、
該燃料噴射に際し、気筒間での前記多気筒内燃機関の出力軸の回転変動を抑制する変動補正量を算出し、該変動補正量を前記燃料噴射弁の操作に反映させる変動抑制手段と、
該変動補正量に応じて、前記燃料噴射弁の噴射特性のずれ量を学習する学習手段とを備える燃料噴射制御装置において、
前記学習手段は、前記変動補正量の変化量について、同変化量の絶対値の平均値が所定値以下であることに基づき該変動補正量が安定したと判断する判断手段を備え、安定したと判断されることを条件に前記ずれ量を学習することを特徴とする燃料噴射制御装置。 - 前記噴射手段は、前記指令値を略均等の複数個の噴射量の指令値に分割して噴射するものであり、
前記変動補正量に応じて学習されるずれ量は、前記分割された噴射量相当の燃料噴射についての前記燃料噴射弁の噴射特性のずれ量として学習されるものであることを特徴とする請求項1記載の燃料噴射制御装置。 - 前記燃料噴射に際し、前記多気筒内燃機関の出力軸の回転速度の平均値を所望の値とするための全気筒一律の回転補正量を算出し、該回転補正量を前記燃料噴射弁の操作に反映させる回転補正手段を更に備え、
前記学習手段は、前記回転補正量に応じて、前記平均値に関する噴射特性のずれ量を学習する機能を更に有することを特徴とする請求項1又は2記載の燃料噴射制御装置。 - 前記変動抑制手段は、前記回転補正手段による補正がなされたことを条件に前記変動補正量を算出することを特徴とする請求項3記載の燃料噴射制御装置。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006029100A JP4513757B2 (ja) | 2006-02-07 | 2006-02-07 | 燃料噴射制御装置 |
US11/656,941 US20070181095A1 (en) | 2006-02-07 | 2007-01-24 | Fuel injection controller |
FR0700711A FR2897110A1 (fr) | 2006-02-07 | 2007-02-01 | Unite de commande d'injection de carburant |
CN200710008032A CN100595427C (zh) | 2006-02-07 | 2007-02-05 | 燃料喷射控制器 |
DE102007000074A DE102007000074B4 (de) | 2006-02-07 | 2007-02-06 | Kraftstoffeinspritzsteuergerät |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006029100A JP4513757B2 (ja) | 2006-02-07 | 2006-02-07 | 燃料噴射制御装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007211589A JP2007211589A (ja) | 2007-08-23 |
JP4513757B2 true JP4513757B2 (ja) | 2010-07-28 |
Family
ID=38282361
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006029100A Active JP4513757B2 (ja) | 2006-02-07 | 2006-02-07 | 燃料噴射制御装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20070181095A1 (ja) |
JP (1) | JP4513757B2 (ja) |
CN (1) | CN100595427C (ja) |
DE (1) | DE102007000074B4 (ja) |
FR (1) | FR2897110A1 (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4349451B2 (ja) * | 2007-08-23 | 2009-10-21 | 株式会社デンソー | 燃料噴射制御装置およびそれを用いた燃料噴射システム |
JP4462327B2 (ja) * | 2007-10-26 | 2010-05-12 | 株式会社デンソー | 気筒特性ばらつき検出装置 |
GB2472816B (en) * | 2009-08-19 | 2013-10-16 | Gm Global Tech Operations Inc | Method for regenerating a diesel particulate filter |
WO2013111306A1 (ja) * | 2012-01-26 | 2013-08-01 | トヨタ自動車株式会社 | 内燃機関の制御装置 |
GB2528410A (en) * | 2015-10-20 | 2016-01-20 | Gm Global Tech Operations Inc | Method of operating a fuel injector |
JP6708291B1 (ja) * | 2019-08-30 | 2020-06-10 | トヨタ自動車株式会社 | 内燃機関の状態判定装置、内燃機関の状態判定システム、データ解析装置、および内燃機関の制御装置 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000104598A (ja) * | 1998-09-30 | 2000-04-11 | Mazda Motor Corp | エンジンの燃料噴射制御装置 |
JP2004116371A (ja) * | 2002-09-25 | 2004-04-15 | Fuji Heavy Ind Ltd | エンジンの制御装置 |
JP2005155601A (ja) * | 2003-10-29 | 2005-06-16 | Denso Corp | 内燃機関用噴射量制御装置 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4122139C2 (de) * | 1991-07-04 | 2000-07-06 | Bosch Gmbh Robert | Verfahren zur Zylindergleichstellung bezüglich der Kraftstoff-Einspritzmengen bei einer Brennkraftmaschine |
US5163398A (en) * | 1991-12-16 | 1992-11-17 | General Motors Corporation | Engine idle speed control based upon fuel mass flow rate adjustment |
JPH0650195A (ja) * | 1992-07-30 | 1994-02-22 | Nippondenso Co Ltd | 内燃機関の回転数制御装置 |
JP3659657B2 (ja) * | 1993-08-23 | 2005-06-15 | 株式会社デンソー | 燃料噴射制御装置 |
JP2001349243A (ja) * | 2000-06-07 | 2001-12-21 | Isuzu Motors Ltd | エンジンの燃料噴射制御装置 |
JP4153688B2 (ja) * | 2001-10-16 | 2008-09-24 | 住友ゴム工業株式会社 | 路面状態判定方法および装置、ならびに路面状態の判定のしきい値設定プログラム |
JP4089244B2 (ja) * | 2002-03-01 | 2008-05-28 | 株式会社デンソー | 内燃機関用噴射量制御装置 |
JP3966096B2 (ja) * | 2002-06-20 | 2007-08-29 | 株式会社デンソー | 内燃機関用噴射量制御装置 |
JP4218496B2 (ja) * | 2003-11-05 | 2009-02-04 | 株式会社デンソー | 内燃機関の噴射量制御装置 |
-
2006
- 2006-02-07 JP JP2006029100A patent/JP4513757B2/ja active Active
-
2007
- 2007-01-24 US US11/656,941 patent/US20070181095A1/en not_active Abandoned
- 2007-02-01 FR FR0700711A patent/FR2897110A1/fr active Pending
- 2007-02-05 CN CN200710008032A patent/CN100595427C/zh not_active Expired - Fee Related
- 2007-02-06 DE DE102007000074A patent/DE102007000074B4/de active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000104598A (ja) * | 1998-09-30 | 2000-04-11 | Mazda Motor Corp | エンジンの燃料噴射制御装置 |
JP2004116371A (ja) * | 2002-09-25 | 2004-04-15 | Fuji Heavy Ind Ltd | エンジンの制御装置 |
JP2005155601A (ja) * | 2003-10-29 | 2005-06-16 | Denso Corp | 内燃機関用噴射量制御装置 |
Also Published As
Publication number | Publication date |
---|---|
DE102007000074A1 (de) | 2007-08-09 |
CN101016867A (zh) | 2007-08-15 |
CN100595427C (zh) | 2010-03-24 |
JP2007211589A (ja) | 2007-08-23 |
FR2897110A1 (fr) | 2007-08-10 |
DE102007000074B4 (de) | 2012-05-31 |
US20070181095A1 (en) | 2007-08-09 |
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