JP2009154865A5 - - Google Patents
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- JP2009154865A5 JP2009154865A5 JP2009021089A JP2009021089A JP2009154865A5 JP 2009154865 A5 JP2009154865 A5 JP 2009154865A5 JP 2009021089 A JP2009021089 A JP 2009021089A JP 2009021089 A JP2009021089 A JP 2009021089A JP 2009154865 A5 JP2009154865 A5 JP 2009154865A5
- Authority
- JP
- Japan
- Prior art keywords
- force
- engine
- brake
- brake force
- friction
- 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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- 230000005540 biological transmission Effects 0.000 claims 5
- 230000001133 acceleration Effects 0.000 claims 1
Claims (2)
エンジンブレーキ力を推定するエンジンブレーキ力推定手段と、
摩擦ブレーキ力を発生するブレーキアクチュエータを制御するアクチュエータ制御手段と、
該アクチュエータ制御手段が作用する摩擦ブレーキ力を演算し、決定する摩擦ブレーキ力決定手段と、
エンジンの駆動力を推定する駆動力推定手段と、を有するブレーキ制御装置、
および自動変速機の変速タイミングを決定し、変速操作を設定する変速制御信号を自動変速機に出力する自動変速機制御手段を備え、
エンジンブレーキの運転状態では、前記エンジンブレーキ力推定手段は前記自動変速機制御手段によって設定された変速操作期間におけるエンジンブレーキ力の推定値を演算し、前記摩擦ブレーキ力決定手段は変速操作期間におけるエンジンブレーキ力の推定値に基づいて摩擦ブレーキ力を演算して、接続解放動作と非接続動作と再接続動作において非接続動作時の摩擦ブレーキ力が接続解放動作や再接続動作より大きくなるように摩擦ブレーキ力を設定し、
また加速走行の運転状態では、前記駆動力推定手段は、変速前のエンジンの駆動力および変速後のエンジンの駆動力の推定値に基づいて、摩擦ブレーキ力の目標値を求め、前記摩擦ブレーキ力の目標値に基づいて摩擦ブレーキ力を制御する、ことを特徴とする車両に搭載されるブレーキ装置。 In a brake device mounted on a vehicle having an automatic transmission,
Engine braking force estimating means for estimating engine braking force;
Actuator control means for controlling a brake actuator that generates a friction brake force;
Friction brake force determining means for calculating and determining the friction brake force applied by the actuator control means;
A driving force estimating means for estimating the driving force of the engine;
And automatic transmission control means for determining a shift timing of the automatic transmission and outputting a shift control signal for setting a shift operation to the automatic transmission,
In an engine brake operating state, the engine brake force estimating means calculates an estimated value of the engine brake force in the shift operation period set by the automatic transmission control means, and the friction brake force determining means is the engine in the shift operation period. Friction brake force is calculated based on the estimated brake force value, and friction is applied so that the friction brake force during non-connection operation is greater than that during connection release operation and reconnection operation. Set the braking force
Further, in the driving state of acceleration traveling, the driving force estimation means obtains a target value of the friction brake force based on the estimated value of the engine driving force before the shift and the engine driving force after the shift, and the friction brake force A brake device mounted on a vehicle, characterized in that the friction brake force is controlled based on a target value .
エンジンブレーキの運転状態では、前記摩擦力ブレーキ決定手段は変速操作前の推定されたエンジンブレーキ力を摩擦ブレーキ力の目標値とすることを特徴とする車両に搭載されるブレーキ装置。A brake device mounted on a vehicle, wherein the friction force brake determining means sets the estimated engine brake force before the shift operation as a target value of the friction brake force when the engine brake is operating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009021089A JP2009154865A (en) | 2009-02-02 | 2009-02-02 | Braking device mounted on vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009021089A JP2009154865A (en) | 2009-02-02 | 2009-02-02 | Braking device mounted on vehicle |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2002301332A Division JP4432314B2 (en) | 2002-10-16 | 2002-10-16 | Brake device mounted on a vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2009154865A JP2009154865A (en) | 2009-07-16 |
| JP2009154865A5 true JP2009154865A5 (en) | 2010-11-25 |
Family
ID=40959318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2009021089A Pending JP2009154865A (en) | 2009-02-02 | 2009-02-02 | Braking device mounted on vehicle |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2009154865A (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9238412B2 (en) * | 2014-03-18 | 2016-01-19 | GM Global Technology Operations LLC | Normalizing deceleration of a vehicle having a regenerative braking system |
| US9855936B2 (en) | 2015-10-28 | 2018-01-02 | Ford Global Technologies, Llc | System and method to improve engagement shift quality in automatic transmissions using engagement brake torque control |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62233546A (en) * | 1986-03-31 | 1987-10-13 | Toyota Motor Corp | Shift control for automatic transmission of vehicle |
| JP2503426B2 (en) * | 1986-08-01 | 1996-06-05 | トヨタ自動車株式会社 | Break control device for vehicles with automatic transmission |
| JPH071995A (en) * | 1993-06-17 | 1995-01-06 | Mazda Motor Corp | Automatic braking device for vehicle |
| JP3543904B2 (en) * | 1997-02-24 | 2004-07-21 | 三菱自動車工業株式会社 | Vehicle braking control device |
| JPH1122816A (en) * | 1997-06-30 | 1999-01-26 | Aisin Seiki Co Ltd | Speed change control device for synchromesh transmission |
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2009
- 2009-02-02 JP JP2009021089A patent/JP2009154865A/en active Pending
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