JP7651284B2 - 減速段階中にサーボアシストトランスミッションを備える路上走行車両を制御する方法 - Google Patents
減速段階中にサーボアシストトランスミッションを備える路上走行車両を制御する方法 Download PDFInfo
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- JP7651284B2 JP7651284B2 JP2020158626A JP2020158626A JP7651284B2 JP 7651284 B2 JP7651284 B2 JP 7651284B2 JP 2020158626 A JP2020158626 A JP 2020158626A JP 2020158626 A JP2020158626 A JP 2020158626A JP 7651284 B2 JP7651284 B2 JP 7651284B2
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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
- 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
- B60W30/18—Propelling the vehicle
- B60W30/19—Improvement of gear change, e.g. by synchronisation or smoothing gear shift
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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
- B60W40/00—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models
- B60W40/10—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models related to vehicle motion
- B60W40/105—Speed
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/36—Inputs being a function of speed
- F16H59/38—Inputs being a function of speed of gearing elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/36—Inputs being a function of speed
- F16H59/44—Inputs being a function of speed dependent on machine speed of the machine, e.g. the vehicle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/48—Inputs being a function of acceleration
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/50—Inputs being a function of the status of the machine, e.g. position of doors or safety belts
- F16H59/54—Inputs being a function of the status of the machine, e.g. position of doors or safety belts dependent on signals from the brakes, e.g. parking brakes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/68—Inputs being a function of gearing status
- F16H59/70—Inputs being a function of gearing status dependent on the ratio established
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/02—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used
- F16H61/0202—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used the signals being electric
- F16H61/0204—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used the signals being electric for gearshift control, e.g. control functions for performing shifting or generation of shift signal
- F16H61/0213—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used the signals being electric for gearshift control, e.g. control functions for performing shifting or generation of shift signal characterised by the method for generating shift signals
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/36—Inputs being a function of speed
- F16H59/38—Inputs being a function of speed of gearing elements
- F16H2059/405—Rate of change of output shaft speed or vehicle speed
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/02—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used
- F16H61/0202—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used the signals being electric
- F16H61/0204—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used the signals being electric for gearshift control, e.g. control functions for performing shifting or generation of shift signal
- F16H61/0213—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used the signals being electric for gearshift control, e.g. control functions for performing shifting or generation of shift signal characterised by the method for generating shift signals
- F16H2061/0223—Generating of new shift maps, i.e. methods for determining shift points for a schedule by taking into account driveline and vehicle conditions
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/16—Inhibiting or initiating shift during unfavourable conditions, e.g. preventing forward reverse shift at high vehicle speed, preventing engine over speed
- F16H2061/166—Preventing or initiating shifts for preventing stall or overspeed of engine
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/003—Transmissions for multiple ratios characterised by the number of forward speeds
- F16H2200/0056—Transmissions for multiple ratios characterised by the number of forward speeds the gear ratios comprising seven forward speeds
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H2312/00—Driving activities
- F16H2312/14—Going to, or coming from standby operation, e.g. for engine start-stop operation at traffic lights
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/36—Inputs being a function of speed
- F16H59/38—Inputs being a function of speed of gearing elements
- F16H59/40—Output shaft speed
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/68—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing specially adapted for stepped gearings
- F16H61/684—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing specially adapted for stepped gearings without interruption of drive
- F16H61/688—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing specially adapted for stepped gearings without interruption of drive with two inputs, e.g. selection of one of two torque-flow paths by clutches
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automation & Control Theory (AREA)
- Transportation (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Control Of Transmission Device (AREA)
- Arrangement And Driving Of Transmission Devices (AREA)
Description
本特許出願は、その開示全体が参照により本願に組み入れられる2019年9月30日に出願されたイタリア特許出願第102019000017510号の優先権を主張する。
2 前輪
3 後輪
4 エンジン
5 ドライブシャフト
6 ドライブトレイン
7 トランスミッション
8 トランスミッションシャフト
9 差動装置
10 アクスルシャフト
11 エンジン制御ユニット
12 ドライブトレイン制御ユニット
13 バスライン
14 同期ケーブル
15 主シャフト
16 クラッチ
17 副シャフト
18 主ギアホイール
19 副ギアホイール
20 同期装置
21 ステアリングホイール
22 アクセルペダル
23 ブレーキペダル
24 アップシフトパドルシフタ
25 ダウンシフトパドルシフタ
ωE 回転速度
ω2 回転速度
Claims (9)
- 減速段階中にサーボアシストトランスミッション(7)を備える路上走行車両(1)を制御する方法であって、前記サーボアシストトランスミッション(7)が自動動作モードにあるときに、
前記路上走行車両(1)の現在の速度を検出するステップと、
前記サーボアシストトランスミッション(7)において噛み合わされている現在のギアを検出するステップと、
ブレーキペダル(23)の踏み込みを検出するステップと、
を含む制御方法において、
前記ブレーキペダル(23)の踏み込みが一定のままであると仮定して、前記サーボアシストトランスミッション(7)のクラッチ(16)が最終的に開放される開放速度に前記路上走行車両(1)が到達するのに必要な時間である開放時間を計算するステップと、
ダウンシフトを実行するのに必要な時間に基づいて、前記開放時間で実行され得るダウンシフトの回数を計算するステップと、
前記開放時間で実行され得るダウンシフトの回数を超えない数のダウンシフトを実行するために、前記サーボアシストトランスミッション(7)において噛み合わされている前記現在のギアから前記サーボアシストトランスミッション(7)の前記クラッチ(16)を最後に開放させる開放ギアへと至るように実行されるべきダウンシフトをスケジュールするステップと、
スケジュールされたダウンシフトを実行するステップと、
を更に含むことを特徴とする制御方法。 - 前記開放時間で実行され得るダウンシフトの回数が前記サーボアシストトランスミッション(7)において噛み合わされている前記現在のギアと前記開放ギアとの間に存在するギアの数よりも少ない場合に、ダウンシフトのスケジューリングが少なくとも1つの多重ダウンシフトを伴う、請求項1に記載の制御方法。
- ダウンシフトの前記スケジューリングでは最初に多重ダウンシフトが常に配置される、請求項2に記載の制御方法。
- ダウンシフトの前記スケジューリングの少なくとも最後のダウンシフトは常に単一のダウンシフトである、請求項2又は3に記載の制御方法。
- 前記ブレーキペダル(23)の踏み込みを周期的に検出するステップと、
前記ブレーキペダル(23)の踏み込みが変化した場合に、前記開放時間を再計算するステップと、
前記ブレーキペダル(23)の踏み込みが変化した場合に、前記開放時間に実行され得るダウンシフトの回数を再計算するステップと、
前記ブレーキペダル(23)の踏み込みが変化した場合に、前記サーボアシストトランスミッション(7)において噛み合わされている前記現在のギアから前記開放ギアへと至るように実行されるべきダウンシシフトを再スケジュールするステップと、
を更に含む請求項1から4のいずれか一項に記載の制御方法。 - 前記開放ギアが第2のギア(II)であり、
前記路上走行車両(1)が前記クラッチ(16)を開放した状態で停止され、
前記路上走行車両(1)が停止された後、第1のギア(I)が前記サーボアシストトランスミッション(7)に噛み合わされる、
請求項1から5のいずれかに記載の制御方法。 - ダウンシフトの前記スケジューリングは、内燃エンジン(4)の回転速度(ωE)が所定の下限閾値を下回らないように行われる、請求項2から4のいずれか一項に記載の制御方法。
- 前記開放時間を計算するステップは、
前記路上走行車両(1)の縦方向の減速度を決定するステップと、
前記路上走行車両(1)の前記縦方向の減速度に基づいて前記開放時間を計算するステップと、
を含む請求項1から7のいずれか一項に記載の制御方法。 - 前記縦方向の減速度を決定するステップは、
前記サーボアシストトランスミッション(7)の副シャフト(17)の回転速度(ω2)を測定するステップと、
前記サーボアシストトランスミッション(7)の前記副シャフト(17)の前記回転速度(ω2)の時間微分を計算することによって前記路上走行車両(1)の前記縦方向の減速度を計算するステップと、
を含む請求項8に記載の制御方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT102019000017510 | 2019-09-30 | ||
IT102019000017510A IT201900017510A1 (it) | 2019-09-30 | 2019-09-30 | Metodo di controllo di un veicolo stradale provvisto di un cambio servoassistito e durante una fase di rallentamento |
Publications (3)
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JP2021055839A JP2021055839A (ja) | 2021-04-08 |
JP2021055839A5 JP2021055839A5 (ja) | 2025-02-20 |
JP7651284B2 true JP7651284B2 (ja) | 2025-03-26 |
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JP2020158626A Active JP7651284B2 (ja) | 2019-09-30 | 2020-09-23 | 減速段階中にサーボアシストトランスミッションを備える路上走行車両を制御する方法 |
Country Status (5)
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US (1) | US11204094B2 (ja) |
EP (1) | EP3798473B1 (ja) |
JP (1) | JP7651284B2 (ja) |
CN (1) | CN112572449A (ja) |
IT (1) | IT201900017510A1 (ja) |
Citations (3)
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JP2009190428A (ja) | 2008-02-12 | 2009-08-27 | Toyota Motor Corp | 車両用動力伝達装置の制御装置 |
JP2013194893A (ja) | 2012-03-22 | 2013-09-30 | Honda Motor Co Ltd | 自動変速機の制御装置 |
JP2017044225A (ja) | 2015-08-24 | 2017-03-02 | トヨタ自動車株式会社 | 自動変速機の制御装置 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
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JP3536700B2 (ja) * | 1999-01-12 | 2004-06-14 | トヨタ自動車株式会社 | 車両用自動変速機の制御装置 |
US7014592B2 (en) * | 2003-11-07 | 2006-03-21 | Ford Global Technologies, Llc | System and method for controlling an automatic transmission in a vehicle |
DE102005035885B4 (de) * | 2005-07-30 | 2019-05-23 | Volkswagen Ag | Verfahren zur Steuerung von Schaltvorgängen bei Kraftfahrzeugen mit einem Doppelkupplungsgetriebe |
JP4961882B2 (ja) * | 2006-07-31 | 2012-06-27 | アイシン・エィ・ダブリュ株式会社 | 自動変速機の変速制御装置 |
US8439801B2 (en) * | 2011-01-27 | 2013-05-14 | Schaeffler Technologies AG & Co. KG | Method for controlling an automated shift gearbox |
GB2517438B (en) * | 2013-08-19 | 2016-02-24 | Jaguar Land Rover Ltd | Method and apparatus for downshifting an automatic vehicle transmission |
JP6332554B2 (ja) * | 2015-03-27 | 2018-05-30 | アイシン・エィ・ダブリュ株式会社 | 無段変速機の制御装置および制御方法 |
KR20170108206A (ko) * | 2016-03-16 | 2017-09-27 | 현대자동차주식회사 | 차량의 변속기 제어방법 및 그 제어시스템 |
JP6607153B2 (ja) * | 2016-07-15 | 2019-11-20 | トヨタ自動車株式会社 | 自動変速機の制御装置 |
EP3489554B1 (en) * | 2016-07-20 | 2022-05-11 | Nissan Motor Co., Ltd. | Automatic gear changer control device and control method |
JP6973354B2 (ja) * | 2018-10-30 | 2021-11-24 | トヨタ自動車株式会社 | 車両の変速制御装置 |
-
2019
- 2019-09-30 IT IT102019000017510A patent/IT201900017510A1/it unknown
-
2020
- 2020-09-09 US US17/015,359 patent/US11204094B2/en active Active
- 2020-09-23 JP JP2020158626A patent/JP7651284B2/ja active Active
- 2020-09-29 CN CN202011053557.3A patent/CN112572449A/zh active Pending
- 2020-09-30 EP EP20199218.7A patent/EP3798473B1/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009190428A (ja) | 2008-02-12 | 2009-08-27 | Toyota Motor Corp | 車両用動力伝達装置の制御装置 |
JP2013194893A (ja) | 2012-03-22 | 2013-09-30 | Honda Motor Co Ltd | 自動変速機の制御装置 |
JP2017044225A (ja) | 2015-08-24 | 2017-03-02 | トヨタ自動車株式会社 | 自動変速機の制御装置 |
Also Published As
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US11204094B2 (en) | 2021-12-21 |
EP3798473A1 (en) | 2021-03-31 |
US20210095759A1 (en) | 2021-04-01 |
CN112572449A (zh) | 2021-03-30 |
IT201900017510A1 (it) | 2021-03-30 |
JP2021055839A (ja) | 2021-04-08 |
EP3798473B1 (en) | 2022-03-30 |
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