JPWO2012108362A1 - 多気筒内燃機関の制御装置 - Google Patents
多気筒内燃機関の制御装置 Download PDFInfo
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- 238000002485 combustion reaction Methods 0.000 title claims description 48
- 239000000446 fuel Substances 0.000 claims abstract description 161
- 230000002000 scavenging effect Effects 0.000 claims abstract description 90
- 238000002347 injection Methods 0.000 claims abstract description 69
- 239000007924 injection Substances 0.000 claims abstract description 69
- 230000008859 change Effects 0.000 claims description 24
- 230000001133 acceleration Effects 0.000 claims description 7
- 239000000779 smoke Substances 0.000 claims description 2
- 230000001052 transient effect Effects 0.000 description 30
- 239000003054 catalyst Substances 0.000 description 29
- 238000010586 diagram Methods 0.000 description 19
- 238000006243 chemical reaction Methods 0.000 description 10
- 230000007246 mechanism Effects 0.000 description 10
- 239000000203 mixture Substances 0.000 description 10
- 229930195733 hydrocarbon Natural products 0.000 description 9
- 150000002430 hydrocarbons Chemical class 0.000 description 9
- 239000004215 Carbon black (E152) Substances 0.000 description 4
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 4
- 230000006872 improvement Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000011144 upstream manufacturing Methods 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000011049 filling Methods 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 230000003111 delayed effect Effects 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 238000009834 vaporization Methods 0.000 description 2
- 230000008016 vaporization Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
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- 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
- F02B17/00—Engines characterised by means for effecting stratification of charge in cylinders
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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
- F02D41/32—Controlling fuel injection of the low pressure type
- F02D41/36—Controlling fuel injection of the low pressure type with means for controlling distribution
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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
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- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/0002—Controlling intake air
- F02D41/0007—Controlling intake air for control of turbo-charged or super-charged engines
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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
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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
- F02D41/04—Introducing corrections for particular operating conditions
- F02D41/10—Introducing corrections for particular operating conditions for acceleration
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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
- F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
- F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
- F02D41/1454—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an oxygen content or concentration or the air-fuel ratio
- F02D41/1458—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an oxygen content or concentration or the air-fuel ratio with determination means using an estimation
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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
- F02D41/18—Circuit arrangements for generating control signals by measuring intake air flow
- F02D41/182—Circuit arrangements for generating control signals by measuring intake air flow for the control of a fuel injection device
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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
- F02D2013/0292—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation in the start-up phase, e.g. for warming-up cold engine or catalyst
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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
- F02D41/0002—Controlling intake air
- F02D2041/001—Controlling intake air for engines with variable valve actuation
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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
- F02D2200/0402—Engine intake system parameters the parameter being determined by using a model of the engine intake or its components
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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
- F02D2200/0404—Throttle position
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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
- F02D2200/0414—Air temperature
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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
- F02D2200/08—Exhaust gas treatment apparatus parameters
- F02D2200/0802—Temperature of the exhaust gas treatment apparatus
- F02D2200/0804—Estimation of the temperature of the exhaust gas treatment apparatus
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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
- F02D2200/50—Input parameters for engine control said parameters being related to the vehicle or its components
- F02D2200/501—Vehicle speed
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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]
- F02D41/006—Controlling exhaust gas recirculation [EGR] using internal EGR
- F02D41/0062—Estimating, calculating or determining the internal 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
- F02D41/14—Introducing closed-loop corrections
- F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
- F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
- F02D41/1446—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being exhaust temperatures
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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
- F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
- F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
- F02D41/1448—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an exhaust gas pressure
- F02D41/145—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an exhaust gas pressure with determination means using an estimation
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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)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Abstract
Description
Claims (7)
- 排気エネルギにより駆動する過給機と、
燃料噴射制御手段と、
を備える多気筒内燃機関の制御装置において、
前記燃料噴射制御手段は、一の気筒への燃料噴射量をシリンダ内の空燃比が理論空燃比よりリッチになるように、かつ、前記一の気筒の排気行程中に排出される排気ガスと、当該排気行程中に吸気行程となる他の気筒からバルブオーバーラップ期間中に掃気される掃気ガスとが排気管内で混合して所望の空燃比となるように、前記一の気筒への燃料噴射量を設定する多気筒内燃機関の制御装置。 - 請求項1に記載の多気筒内燃機関の制御装置において、
前記燃料噴射制御手段は、前記一の気筒の吸気行程終了時の新気量と、前記一の気筒の排気行程時に吸気行程となる他の気筒から掃気される掃気ガス中の新気量とに基づいて前記一の気筒への燃料噴射量を設定する多気筒内燃機関の制御装置。 - 請求項1または2に記載の多気筒内燃機関の制御装置において、
前記燃料噴射制御手段は、前記燃料噴射量を1行程中に1回の燃料噴射で噴射するよう制御する多気筒内燃機関の制御装置。 - 請求項1から3のいずれかに記載の多気筒内燃機関の制御装置において、
筒内の燃焼状態に応じて掃気量を決定する掃気量制御手段を備え、
前記掃気量制御手段は、前記燃料噴射量に基づいて筒内の空燃比を推定し、前記筒内の空燃比が筒内の燃焼安定限界、スモーク発生限界、またはリッチ失火限界のいずれかに基づいて設定した所定値を超えた場合は、前記掃気量を制限する多気筒内燃機関の制御装置。 - 請求項1から3のいずれかに記載の多気筒内燃機関の制御装置において、
前記燃料噴射制御手段は、前記多気筒内燃機関の出力要求値または排気性能の要求値に基づいて前記所望の空燃比を設定する多気筒内燃機関の制御装置。 - 請求項1から5のいずれかに記載の多気筒内燃機関の制御装置において、
前記燃料噴射制御手段は、加速度合に応じて前記燃料噴射量を補正する多気筒内燃機関の制御装置。 - 請求項6に記載の多気筒内燃機関の制御装置において、
前記燃料噴射制御手段は、スロットル開度の変化速度、吸入空気量の変化速度、または車速の変化速度のいずれかに基づいて加速度合を算出する多気筒内燃機関の制御装置。
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JP2012556864A JP5668763B2 (ja) | 2011-02-07 | 2012-02-03 | 多気筒内燃機関の制御装置 |
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JP2011024138 | 2011-02-07 | ||
JP2011024138 | 2011-02-07 | ||
JP2012556864A JP5668763B2 (ja) | 2011-02-07 | 2012-02-03 | 多気筒内燃機関の制御装置 |
PCT/JP2012/052541 WO2012108362A1 (ja) | 2011-02-07 | 2012-02-03 | 多気筒内燃機関の制御装置 |
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JPWO2012108362A1 true JPWO2012108362A1 (ja) | 2014-07-03 |
JP5668763B2 JP5668763B2 (ja) | 2015-02-12 |
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US (1) | US9399944B2 (ja) |
EP (1) | EP2674602B1 (ja) |
JP (1) | JP5668763B2 (ja) |
KR (1) | KR101458732B1 (ja) |
CN (1) | CN103299052B (ja) |
WO (1) | WO2012108362A1 (ja) |
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JP5050917B2 (ja) | 2008-02-25 | 2012-10-17 | マツダ株式会社 | 過給機付エンジンシステム |
JP4609541B2 (ja) | 2008-07-18 | 2011-01-12 | トヨタ自動車株式会社 | 過給機付き内燃機関の制御装置 |
CN102232141B (zh) * | 2010-02-26 | 2013-07-24 | 丰田自动车株式会社 | 内燃机的控制装置 |
JP5786348B2 (ja) * | 2011-02-07 | 2015-09-30 | 日産自動車株式会社 | 過給機付き内燃機関の制御装置 |
JP2012251535A (ja) * | 2011-06-07 | 2012-12-20 | Nissan Motor Co Ltd | 内燃機関 |
US9103293B2 (en) * | 2011-12-15 | 2015-08-11 | Ford Global Technologies, Llc | Method for reducing sensitivity for engine scavenging |
DE102012204885B3 (de) * | 2012-03-27 | 2013-03-14 | Ford Global Technologies, Llc | Verfahren zum Betreiben einer Brennkraftmaschine mit Closed-Loop-Regelung und Brennkraftmaschine zur Durchführung eines derartigen Verfahrens |
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- 2012-02-03 JP JP2012556864A patent/JP5668763B2/ja active Active
- 2012-02-03 CN CN201280004497.3A patent/CN103299052B/zh active Active
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CN103299052B (zh) | 2016-06-01 |
KR20130108612A (ko) | 2013-10-04 |
EP2674602B1 (en) | 2018-08-08 |
KR101458732B1 (ko) | 2014-11-05 |
EP2674602A1 (en) | 2013-12-18 |
CN103299052A (zh) | 2013-09-11 |
US9399944B2 (en) | 2016-07-26 |
US20140000554A1 (en) | 2014-01-02 |
EP2674602A4 (en) | 2014-06-25 |
JP5668763B2 (ja) | 2015-02-12 |
WO2012108362A1 (ja) | 2012-08-16 |
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