JP5872072B2 - 内燃エンジンの排出物制御における改良 - Google Patents
内燃エンジンの排出物制御における改良 Download PDFInfo
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- F02D41/06—Introducing corrections for particular operating conditions for engine starting or warming up
- F02D41/062—Introducing corrections for particular operating conditions for engine starting or warming up for starting
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- F02D41/00—Electrical control of supply of combustible mixture or its constituents
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- F02D41/062—Introducing corrections for particular operating conditions for engine starting or warming up for starting
- F02D41/064—Introducing corrections for particular operating conditions for engine starting or warming up for starting at cold start
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- 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
- F02D41/06—Introducing corrections for particular operating conditions for engine starting or warming up
- F02D41/068—Introducing corrections for particular operating conditions for engine starting or warming up for warming-up
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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- F02D41/00—Electrical control of supply of combustible mixture or its constituents
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- F02D41/08—Introducing corrections for particular operating conditions for idling
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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
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- F02D41/16—Introducing closed-loop corrections for idling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
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- B60W30/18027—Drive off, accelerating from standstill
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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
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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
- F02D41/021—Introducing corrections for particular conditions exterior to the engine
- F02D41/0215—Introducing corrections for particular conditions exterior to the engine in relation with elements of the transmission
- F02D41/0225—Introducing corrections for particular conditions exterior to the engine in relation with elements of the transmission in relation with the gear ratio or shift lever position
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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
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- Y02T10/10—Internal combustion engine [ICE] based vehicles
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Description
車両エンジンを始動させるステップと、
車両エンジンを第1のアイドル速度で回転させるステップと、
車両の車輪ブレーキが作動しているときに、ドライブラインセレクタがニュートラル状態からドライブ状態へ移動したことを検知するステップと、
ドライバが車両の走行開始を望むことを示す少なくとも1つの指標が検知されるまで、第1のアイドル速度の継続時間を延長するように、ドライブラインの作動を遅延させるステップと、
ドライブラインを作動させるために、第1のアイドル速度からより低速の第2のアイドル速度にエンジン速度を減速させるステップとを有する。
車両姿勢を検知するステップと、
動かないように車両を静止させる最小ブレーキ力を決定するステップと、
車輪ブレーキが解放されたときに減少するブレーキ力を検知するステップと、
ドライブラインが作動するまで、最小ブレーキ力で動かないように車両を静止させる手順を実行するステップとを有していてもよい。
Claims (17)
- 車輪ブレーキおよびドライブラインを有する車両の内燃エンジンを冷間始動後に制御する方法であって、
車両エンジンを始動させるステップと、
車両エンジンを第1のアイドル速度で回転させるステップと、
車両の車輪ブレーキが作動しているときに、ドライブラインセレクタがニュートラル状態からドライブ状態へ移動したことを検知した場合に、ドライバが車両の走行開始を望むことを示す少なくとも1つの指標が検知されるまで、第1のアイドル速度の継続時間を延長するように、ドライブラインの作動を遅延させるステップと、
ドライブラインを作動させるために、第1のアイドル速度からより低速の第2のアイドル速度にエンジン速度を減速させるステップとを有することを特徴とする方法。 - 少なくとも1つの指標は、車輪ブレーキが解放されることを含み、
この方法は、車輪ブレーキが解放されたことを判断するために、ブレーキ圧をモニタするステップを有することを特徴とする請求項1に記載の方法。 - 車両姿勢を検知するステップと、
動かないように車両を静止させる最小ブレーキ力を決定するステップと、
車輪ブレーキが解放されたときに減少するブレーキ力を検知するステップと、
ドライブラインが作動するまで、最小ブレーキ力で動かないように車両を静止させる手順を実行するステップとを有することを特徴とする請求項1または2に記載の方法。 - 最小ブレーキ力よりも大きい所定のブレーキ力で前記手順を実行することを有することを特徴とする請求項3に記載の方法。
- 所定のブレーキ力に対応するブレーキ圧を決定するステップと、
車両のブレーキ圧をリアルタイムでモニタするステップとを有することを特徴とする請求項4に記載の方法。 - 前記手順は、
車両のハンドブレーキを掛けるステップと、
車両のヒルホールド機能を作動させるステップと、
ドライブラインの出力部品を停止させるステップと、
多段変速のトランスミッションの2つのギヤ比を同時に接続するステップのうち、少なくとも1つのステップを有することを特徴とする請求項3〜5のいずれか1に記載の方法。 - ドライブラインの構成部品内の流体温度が所定値よりも低いとき、ドライブラインの作動を遅延させるステップを中止するステップを有することを特徴とする請求項1〜6のいずれか1に記載の方法。
- アクセルペダルの位置をモニタするステップと、
アクセルペダルが解放状態から移動したことを検知したとき、エンジン速度を第1のアイドル速度から第2のアイドル速度に減速させるステップとを有することを特徴とする請求項1〜7のいずれか1に記載の方法。 - 車両の移動をモニタするステップと、
車両の移動を検知したとき、ドライブラインの作動を遅延させるステップを中止するステップとを有することを特徴とする請求項1〜8のいずれか1に記載の方法。 - 車両姿勢を検知するステップと、
車両が所定の傾斜閾値より大きく傾斜したとき、ドライブラインの作動を遅延させるステップを中止するステップとを有することを特徴とする請求項1〜9のいずれか1に記載の方法。 - 電子的に制御されたドライブラインと、電子的に検知された車輪ブレーキとを備えた車両であって、
請求項1〜10のいずれか1に記載の方法を制御するように構成されたことを特徴とする車両。 - 車両のブレーキ圧とドライブラインセレクタ位置に関する入力信号を受信し、エンジンのアイドル速度および車両のドライブラインの作動を命令するように構成された電子制御ユニットを備えたことを特徴とする請求項11に記載の車両。
- 電子制御ユニットは、車両姿勢に関する入力信号を受信し、現時点の姿勢で車両を静止させるための最小ブレーキ圧を決定するように構成されたことを特徴とする請求項12に記載の車両。
- 前記指標は、解放された車輪ブレーキを含むことを特徴とする請求項1〜10のいずれか1に記載の方法。
- 内燃エンジン、車輪ブレーキ、ドライブライン、ドライブラインセレクタ、およびコントローラとを備えた車両であって、
コントローラは、
ドライブラインセレクタがニュートラル状態に対応するとき、第1のアイドル速度でエンジンを回転させ、
車輪ブレーキが作動しているときに、ニュートラル状態からドライブ状態へのドライブラインセレクタの動作を検出し、
少なくとも1つの基準を満たすと判断するまで、第1のアイドル速度を維持する一方、ドライブラインセレクタの動作を検出した後、ドライブラインの作動を遅延させ、
少なくとも1つの基準を満たしたとき、ドライブラインを作動させ、第1のアイドル速度から、より低い第2アイドル速度にエンジン速度を減速させるように構成されたことを特徴とする車両。 - 少なくとも1つの基準は、ドライバが車両の走行開始を望むことを示す少なくとも1つの指標に対応することを特徴とする請求項15に記載の車両。
- 少なくとも1つの基準は、
車輪ブレーキが解放されること、
アクセルペダルが押圧されること、
エンジン始動後、所定の時間が経過したこと、または
排気ガスが所定の温度に達したことのうちの少なくとも1つに対応することを特徴とする請求項15または16に記載の車両。
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GB1200936.1A GB2498553B (en) | 2012-01-20 | 2012-01-20 | Improvements in controlling internal combustion engine emissions |
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PCT/EP2013/050856 WO2013107825A1 (en) | 2012-01-20 | 2013-01-17 | Improvements in controlling internal combustion engine emissions |
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JP (1) | JP5872072B2 (ja) |
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GB2498553B (en) | 2015-07-01 |
CN104144835B (zh) | 2016-10-19 |
US20150032356A1 (en) | 2015-01-29 |
GB2498553A (en) | 2013-07-24 |
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