JP4039374B2 - 内燃機関の制御装置 - Google Patents
内燃機関の制御装置 Download PDFInfo
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- JP4039374B2 JP4039374B2 JP2004041718A JP2004041718A JP4039374B2 JP 4039374 B2 JP4039374 B2 JP 4039374B2 JP 2004041718 A JP2004041718 A JP 2004041718A JP 2004041718 A JP2004041718 A JP 2004041718A JP 4039374 B2 JP4039374 B2 JP 4039374B2
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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
- F02D15/00—Varying compression ratio
- F02D15/04—Varying compression ratio by alteration of volume of compression space without changing piston stroke
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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
- F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
- F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
- F02D13/0223—Variable control of the intake valves only
- F02D13/0234—Variable control of the intake valves only changing the valve timing only
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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
- F02D21/00—Controlling engines characterised by their being supplied with non-airborne oxygen or other non-fuel gas
- F02D21/06—Controlling engines characterised by their being supplied with non-airborne oxygen or other non-fuel gas peculiar to engines having other non-fuel gas added to combustion air
- F02D21/08—Controlling engines characterised by their being supplied with non-airborne oxygen or other non-fuel gas peculiar to engines having other non-fuel gas added to combustion air the other gas being the exhaust gas of engine
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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
- F02D41/0025—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
- F02D41/0047—Controlling exhaust gas recirculation [EGR]
- F02D41/006—Controlling exhaust gas recirculation [EGR] using internal EGR
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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
- F02D41/0025—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
- F02D41/0047—Controlling exhaust gas recirculation [EGR]
- F02D41/0065—Specific aspects of external EGR control
- F02D41/0072—Estimating, calculating or determining the EGR rate, amount or flow
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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
- F02D41/04—Introducing corrections for particular operating conditions
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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
- F02D41/14—Introducing closed-loop corrections
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/01—Internal exhaust gas recirculation, i.e. wherein the residual exhaust gases are trapped in the cylinder or pushed back from the intake or the exhaust manifold into the combustion chamber without the use of additional passages
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B75/00—Other engines
- F02B75/04—Engines with variable distances between pistons at top dead-centre positions and cylinder heads
- F02B75/041—Engines with variable distances between pistons at top dead-centre positions and cylinder heads by means of cylinder or cylinderhead positioning
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
- F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
- F02D13/0203—Variable control of intake and exhaust valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
- F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
- F02D13/0253—Fully variable control of valve lift and timing using camless actuation systems such as hydraulic, pneumatic or electromagnetic actuators, e.g. solenoid valves
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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
- F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
- F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
- F02D13/0261—Controlling the valve overlap
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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
- F02D2200/04—Engine intake system parameters
- F02D2200/0411—Volumetric efficiency
-
- 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
- F02D2200/06—Fuel or fuel supply system parameters
- F02D2200/0614—Actual fuel mass or fuel injection amount
-
- 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
- F02D41/187—Circuit arrangements for generating control signals by measuring intake air flow using a hot wire flow sensor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
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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
-
- 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)
- Output Control And Ontrol Of Special Type Engine (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Description
燃焼室容積を変更することにより圧縮比を変更する可変圧縮比機構と、
前記可変圧縮比機構により実現されている実際の燃焼室容積を検出する燃焼室容積検出手段と、
前記可変圧縮比機構によって燃焼室容積が変更されている過渡時において前記燃焼室容積検出手段により検出される前記実際燃焼室容積に基づいて空燃比を支配する要因を制御する制御手段と、
を備えることを特徴としている。
前記制御手段は、前記内燃機関の運転状態に応じた目標シリンダ吸入空気量を求め、前記目標シリンダ吸入空気量と前記実際燃焼室容積とに基づいて前記可変動弁機構の作動を制御することを特徴としている。
前記制御手段は、前記内燃機関の運転状態に応じた目標EGR量を求め、前記目標EGR量と前記実際燃焼室容積とに基づいて前記EGR手段の作動を制御することを特徴としている。
以下、図1乃至図3を参照して、本発明の実施の形態1について説明する。
補正係数 = 充填効率今回値/充填効率前回値 ・・・(1)
補正係数 = 充填効率今回値/基準値 ・・・(2)
上記の(1)式における充填効率今回値は今回ステップ202で算出された充填効率の値であり、充填効率前回値は同気筒の前回サイクルで算出された充填効率の値である。また、上記の(2)式における基準値は機関回転数や機関負荷で変わる変数であり、機関回転数及び機関負荷をパラメータとするマップから読み込まれる。
以下、図4及び図5を参照して、本発明の実施の形態2について説明する。
本実施形態の制御装置は、実施の形態1において、ECU40に図3に示すルーチンに代えて図4及び図5に示すルーチンを実行させることにより実現することができる
以下、図6及び図7を参照して、本発明の実施の形態3について説明する。
本実施形態の制御装置は、実施の形態2において、ECU40に図4に示すルーチンに代えて図6に示すルーチンを実行させ、図5に示すルーチンに代えて図7に示すルーチンを実行させることにより実現することができる。
以下、図8を参照して、本発明の実施の形態3について説明する。
本実施形態の制御装置は、実施の形態3において、ECU40に図7に示すルーチンに代えて図8に示すルーチンを実行させることにより実現することができる。
以上、本発明の実施の形態について説明したが、本発明は上述の実施の形態に限定されるものではなく、本発明の趣旨を逸脱しない範囲で種々変形して実施することができる。例えば、上述の実施の形態で用いている可変圧縮比機構の構成はあくまでも一例であり、少なくとも燃焼室容積を変更することにより圧縮比を変更するものであれば他の構成を採ることも可能である。
4 シリンダブロック
6 可変圧縮比機構
6a 軸部
6b カム部
6c 可動軸受部
6d モータ
8 ピストン
10 燃焼室
12 シリンダヘッド
14 吸気ポート
16 排気ポート
18 吸気管
20 排気管
22 吸気弁
24 排気弁
26 可変動弁機構
26a 電磁ソレノイド
28 動弁機構
30 燃料噴射弁
32 EGR装置
34 EGR管
36 EGR弁
40 ECU
42 圧縮比センサ
Claims (5)
- 燃焼室容積を変更することにより圧縮比を変更する可変圧縮比機構と、
前記可変圧縮比機構により実現されている実際の燃焼室容積を検出する燃焼室容積検出手段と、
前記可変圧縮比機構によって燃焼室容積が変更されている過渡時において前記燃焼室容積検出手段により検出される前記実際燃焼室容積に基づいて空燃比を支配する要因を制御する制御手段と、
を備えることを特徴とする内燃機関の制御装置。 - 前記制御手段は、前記実際燃焼室容積に基づいて燃料噴射量を制御することを特徴とする請求項1記載の内燃機関の制御装置。
- 吸気弁及び/又は排気弁の開弁特性を変化させる可変動弁機構を備え、
前記制御手段は、前記内燃機関の運転状態に応じた目標シリンダ吸入空気量を求め、前記目標シリンダ吸入空気量と前記実際燃焼室容積とに基づいて前記可変動弁機構の作動を制御することを特徴とする請求項1記載の内燃機関の制御装置。 - EGR量を変化させるEGR手段を備え、
前記制御手段は、前記内燃機関の運転状態に応じた目標EGR量を求め、前記目標EGR量と前記実際燃焼室容積とに基づいて前記EGR手段の作動を制御することを特徴とする請求項1記載の内燃機関の制御装置。 - 前記制御手段は、前記可変圧縮比機構により圧縮比が変更されている時に前記燃焼室容積検出手段により検出される前記実際燃焼室容積に基づいて空燃比を支配する要因を制御することを特徴とする請求項1乃至4の何れか1項に記載の内燃機関の制御装置。
Priority Applications (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004013130A JP4046086B2 (ja) | 2004-01-21 | 2004-01-21 | 可変圧縮比内燃機関 |
JP2004041718A JP4039374B2 (ja) | 2004-01-21 | 2004-02-18 | 内燃機関の制御装置 |
CN2008100812282A CN101240749B (zh) | 2004-01-21 | 2005-01-21 | 可变压缩比内燃机 |
CNB2005800003032A CN100513757C (zh) | 2004-01-21 | 2005-01-21 | 可变压缩比内燃机 |
DE602005016089T DE602005016089D1 (de) | 2004-01-21 | 2005-01-21 | Brennkraftmaschine mit variablem kompressionsverhältnis |
PCT/JP2005/001154 WO2005071245A1 (ja) | 2004-01-21 | 2005-01-21 | 可変圧縮比内燃機関 |
EP05704207A EP1724457B1 (en) | 2004-01-21 | 2005-01-21 | Variable compression ratio internal combustion engine |
KR1020067000780A KR100807614B1 (ko) | 2004-01-21 | 2005-01-21 | 가변 압축비 내연기관 |
US11/266,429 US7422004B2 (en) | 2004-01-21 | 2005-11-04 | Internal combustion engine with variable compression ratio |
US12/222,106 US7840335B2 (en) | 2004-01-21 | 2008-08-01 | Internal combustion engine with variable compression ratio |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004013130A JP4046086B2 (ja) | 2004-01-21 | 2004-01-21 | 可変圧縮比内燃機関 |
JP2004041718A JP4039374B2 (ja) | 2004-01-21 | 2004-02-18 | 内燃機関の制御装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005233038A JP2005233038A (ja) | 2005-09-02 |
JP4039374B2 true JP4039374B2 (ja) | 2008-01-30 |
Family
ID=34810121
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004013130A Expired - Fee Related JP4046086B2 (ja) | 2004-01-21 | 2004-01-21 | 可変圧縮比内燃機関 |
JP2004041718A Expired - Fee Related JP4039374B2 (ja) | 2004-01-21 | 2004-02-18 | 内燃機関の制御装置 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004013130A Expired - Fee Related JP4046086B2 (ja) | 2004-01-21 | 2004-01-21 | 可変圧縮比内燃機関 |
Country Status (7)
Country | Link |
---|---|
US (2) | US7422004B2 (ja) |
EP (1) | EP1724457B1 (ja) |
JP (2) | JP4046086B2 (ja) |
KR (1) | KR100807614B1 (ja) |
CN (2) | CN101240749B (ja) |
DE (1) | DE602005016089D1 (ja) |
WO (1) | WO2005071245A1 (ja) |
Families Citing this family (42)
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EP1770265A3 (en) * | 2005-09-30 | 2011-02-23 | Honda Motor Co., Ltd. | EGR control system for internal combustion engine |
JP4821373B2 (ja) * | 2006-03-06 | 2011-11-24 | 日産自動車株式会社 | 可変圧縮比エンジン |
JP4740775B2 (ja) * | 2006-03-20 | 2011-08-03 | 日産自動車株式会社 | エンジンの吸入空気量制御装置 |
JP2007321575A (ja) * | 2006-05-30 | 2007-12-13 | Toyota Motor Corp | 排気浄化装置 |
JP4259569B2 (ja) * | 2006-11-10 | 2009-04-30 | トヨタ自動車株式会社 | 火花点火式内燃機関 |
FR2914950B1 (fr) * | 2007-04-16 | 2012-06-15 | Vianney Rabhi | Dispositif permettant de mesurer directement sur le piston le rapport volumetrique effectif d'un moteur a taux de compression variable. |
JP4450025B2 (ja) * | 2007-07-12 | 2010-04-14 | トヨタ自動車株式会社 | 火花点火式内燃機関 |
JP4450024B2 (ja) * | 2007-07-12 | 2010-04-14 | トヨタ自動車株式会社 | 火花点火式内燃機関 |
JP4525729B2 (ja) * | 2007-10-26 | 2010-08-18 | 株式会社デンソー | Egr分配ばらつき検出装置 |
JP4367549B2 (ja) * | 2007-11-06 | 2009-11-18 | トヨタ自動車株式会社 | 火花点火式内燃機関 |
JP4420105B2 (ja) * | 2007-11-06 | 2010-02-24 | トヨタ自動車株式会社 | 火花点火式内燃機関 |
JP2009150345A (ja) * | 2007-12-21 | 2009-07-09 | Hitachi Ltd | 内燃機関の制御装置 |
DE112009000096B4 (de) * | 2008-01-16 | 2018-10-04 | Toyota Jidosha Kabushiki Kaisha | Brennkraftmaschine mit Fremdzündung |
CN102265014B (zh) * | 2008-12-25 | 2014-01-22 | 丰田自动车株式会社 | 内燃机控制装置 |
US20110005497A1 (en) * | 2009-01-07 | 2011-01-13 | Toyota Jidosha Kabushiki Kaisha | Engine control system |
CN102325982B (zh) * | 2009-02-20 | 2014-08-20 | 丰田自动车株式会社 | 火花点火式内燃机 |
CN102483005B (zh) * | 2009-08-28 | 2015-07-08 | 丰田自动车株式会社 | 内燃机的空燃比气缸间失衡判定装置 |
DE102010051145A1 (de) | 2009-11-23 | 2011-06-30 | Schaeffler Technologies GmbH & Co. KG, 91074 | Antriebsstrang eines Kraftfahrzeugs |
BR112012016551B1 (pt) * | 2010-01-28 | 2021-03-09 | Toyota Jidosha Kabushiki Kaisha | motor de combustão interna do tipo de ignição a centelhas |
JP5012960B2 (ja) * | 2010-06-09 | 2012-08-29 | トヨタ自動車株式会社 | 内燃機関の異常判定装置 |
JP5556486B2 (ja) * | 2010-08-05 | 2014-07-23 | トヨタ自動車株式会社 | 可変圧縮比内燃機関の制御システム |
JP5287839B2 (ja) * | 2010-12-15 | 2013-09-11 | 株式会社デンソー | 燃料噴射特性学習装置 |
JP5585527B2 (ja) * | 2011-04-28 | 2014-09-10 | トヨタ自動車株式会社 | 内燃機関 |
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DE602005016089D1 (de) | 2009-10-01 |
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CN100513757C (zh) | 2009-07-15 |
JP4046086B2 (ja) | 2008-02-13 |
JP2005233038A (ja) | 2005-09-02 |
US7422004B2 (en) | 2008-09-09 |
CN101240749A (zh) | 2008-08-13 |
CN1774567A (zh) | 2006-05-17 |
US7840335B2 (en) | 2010-11-23 |
US20060070605A1 (en) | 2006-04-06 |
KR100807614B1 (ko) | 2008-02-28 |
US20080306676A1 (en) | 2008-12-11 |
EP1724457A1 (en) | 2006-11-22 |
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