JP7040011B2 - 車両用動力伝達装置の制御装置 - Google Patents
車両用動力伝達装置の制御装置 Download PDFInfo
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- JP7040011B2 JP7040011B2 JP2017252414A JP2017252414A JP7040011B2 JP 7040011 B2 JP7040011 B2 JP 7040011B2 JP 2017252414 A JP2017252414 A JP 2017252414A JP 2017252414 A JP2017252414 A JP 2017252414A JP 7040011 B2 JP7040011 B2 JP 7040011B2
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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
- 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
- F16H61/66—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 continuously variable gearings
- F16H61/662—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 continuously variable gearings with endless flexible members
- F16H61/66272—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 continuously variable gearings with endless flexible members characterised by means for controlling the torque transmitting capability of the gearing
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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
- F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
- F16H37/02—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings
- F16H37/06—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts
- F16H37/08—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing
- F16H37/0833—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing with arrangements for dividing torque between two or more intermediate shafts, i.e. with two or more internal power paths
- F16H37/084—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing with arrangements for dividing torque between two or more intermediate shafts, i.e. with two or more internal power paths at least one power path being a continuously variable transmission, i.e. CVT
- F16H37/0846—CVT using endless flexible members
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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
- F16H59/44—Inputs being a function of speed dependent on machine speed of the machine, e.g. the vehicle
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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
- 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
- F16H61/04—Smoothing ratio shift
- F16H61/0437—Smoothing ratio shift by using electrical 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
- 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
- F16H61/66—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 continuously variable gearings
- F16H61/662—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 continuously variable gearings with endless flexible members
-
- 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
- F16H9/00—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members
- F16H9/02—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion
- F16H9/04—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion using belts, V-belts, or ropes
- F16H9/12—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion using belts, V-belts, or ropes engaging a pulley built-up out of relatively axially-adjustable parts in which the belt engages the opposite flanges of the pulley directly without interposed belt-supporting members
- F16H9/16—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion using belts, V-belts, or ropes engaging a pulley built-up out of relatively axially-adjustable parts in which the belt engages the opposite flanges of the pulley directly without interposed belt-supporting members using two pulleys, both built-up out of adjustable conical parts
- F16H9/18—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion using belts, V-belts, or ropes engaging a pulley built-up out of relatively axially-adjustable parts in which the belt engages the opposite flanges of the pulley directly without interposed belt-supporting members using two pulleys, both built-up out of adjustable conical parts only one flange of each pulley being adjustable
-
- 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
- F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
- F16H37/02—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings
- F16H37/06—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts
- F16H37/08—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing
- F16H37/0833—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing with arrangements for dividing torque between two or more intermediate shafts, i.e. with two or more internal power paths
- F16H37/084—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing with arrangements for dividing torque between two or more intermediate shafts, i.e. with two or more internal power paths at least one power path being a continuously variable transmission, i.e. CVT
- F16H2037/0866—Power split variators with distributing differentials, with the output of the CVT connected or connectable to the output shaft
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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
- F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
- F16H37/02—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings
- F16H37/021—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings toothed gearing combined with continuous variable friction gearing
- F16H37/022—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings toothed gearing combined with continuous variable friction gearing the toothed gearing having orbital motion
Description
=(Tin ×cosα)/(2×μout×Rin ) …(1)
Winlmt =(Tin ×cosα)/(2×μin ×Rin ) …(2)
Winbl=Wouttgt/τout …(4)
12:エンジン(動力源)
14:駆動輪
16:車両用動力伝達装置
22:入力軸(入力回転部材)
24:無段変速機構
28:ギヤ機構
30:出力軸(出力回転部材)
60:プライマリプーリ
60c:油圧アクチュエータ
64:セカンダリプーリ
64c:油圧アクチュエータ
66:伝動ベルト(伝達要素)
90:電子制御装置(制御装置)
95:目標推力算出部
96:自動車速制御部
98:状態判定部
99:閾値設定部
PT1:第1動力伝達経路
PT2:第2動力伝達経路
Claims (7)
- プライマリプーリとセカンダリプーリと前記各プーリの間に巻き掛けられた伝達要素とを有して動力源の動力を駆動輪側へ伝達する無段変速機構を備えた車両用動力伝達装置の、制御装置であって、
実際の車速を目標車速に一致させるように前記車速の制御に用いる動力関連値を変化させる自動車速制御を実行する自動車速制御部と、
前記動力関連値に基づいて車両が駆動状態であるか被駆動状態であるかを判定する状態判定部と、
前記被駆動状態である場合には、前記駆動状態である場合と比べて、前記プライマリプーリの油圧アクチュエータによって付与される前記伝達要素を挟圧する前記プライマリプーリの推力に基づいて算出する、前記セカンダリプーリの油圧アクチュエータによって付与される前記伝達要素を挟圧する前記セカンダリプーリの推力の目標値を、大きな値とする目標推力算出部と、
前記自動車速制御が実行中である場合には、前記自動車速制御が実行中でない場合と比べて、前記被駆動状態であると判定される前記動力関連値の領域が広がるように、前記駆動状態であるとの判定から前記被駆動状態であるとの判定への切替えに用いられる第1所定判定閾値と前記被駆動状態であるとの判定から前記駆動状態であるとの判定への切替えに用いられる第2所定判定閾値との差を大きくする閾値設定部と
を、含むことを特徴とする車両用動力伝達装置の制御装置。 - 前記動力関連値は、前記動力源の出力トルク、前記無段変速機構への入力トルク、又は前記駆動輪におけるトルクであることを特徴とする請求項1に記載の車両用動力伝達装置の制御装置。
- 前記目標推力算出部は、前記無段変速機構の目標変速比を実現する、前記プライマリプーリの推力と前記セカンダリプーリの推力との比である推力比を、前記無段変速機構への入力トルクに基づいて算出するものであり、
前記目標推力算出部は、前記推力比を用いて、前記プライマリプーリの推力に基づいて前記セカンダリプーリの推力の目標値を算出するものであり、
前記推力比は、前記被駆動状態の場合の方が前記駆動状態の場合と比べて、前記プライマリプーリの推力と前記セカンダリプーリの推力の目標値との差を広げる値が予め定められていることを特徴とする請求項1又は2に記載の車両用動力伝達装置の制御装置。 - 前記セカンダリプーリの推力の目標値を算出する基になる前記プライマリプーリの推力は、前記伝達要素の滑り防止の為に必要な前記プライマリプーリにおける滑り限界推力であることを特徴とする請求項1から3の何れか1項に記載の車両用動力伝達装置の制御装置。
- 前記目標推力算出部は、前記セカンダリプーリの推力の目標値として、前記プライマリプーリにおける滑り限界推力に基づいて算出した前記セカンダリプーリの推力と、前記伝達要素の滑り防止の為に必要な前記セカンダリプーリにおける滑り限界推力とのうちの大きい方の推力を選択することを特徴とする請求項4に記載の車両用動力伝達装置の制御装置。
- 前記目標推力算出部は、前記セカンダリプーリの推力の目標値に基づいて前記プライマリプーリの推力の目標値を算出することを特徴とする請求項5に記載の車両用動力伝達装置の制御装置。
- 前記車両用動力伝達装置は、前記動力源の前記動力が伝達される入力回転部材と前記駆動輪へ前記動力を出力する出力回転部材との間に並列に設けられた、前記動力を前記入力回転部材から前記出力回転部材へ各々伝達することが可能な複数の動力伝達経路を備えるものであり、
前記複数の動力伝達経路は、ギヤ段を有するギヤ機構を介した第1動力伝達経路と、前記無段変速機構を介した第2動力伝達経路とを有していることを特徴とする請求項1から6の何れか1項に記載の車両用動力伝達装置の制御装置。
Priority Applications (3)
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JP2017252414A JP7040011B2 (ja) | 2017-12-27 | 2017-12-27 | 車両用動力伝達装置の制御装置 |
US16/232,562 US10704686B2 (en) | 2017-12-27 | 2018-12-26 | Control apparatus for vehicle drive-force transmitting apparatus |
CN201811595712.7A CN109973644B (zh) | 2017-12-27 | 2018-12-26 | 车辆用动力传递装置的控制装置 |
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JP2017252414A JP7040011B2 (ja) | 2017-12-27 | 2017-12-27 | 車両用動力伝達装置の制御装置 |
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JP7040011B2 true JP7040011B2 (ja) | 2022-03-23 |
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Citations (2)
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JP2010107006A (ja) | 2008-10-31 | 2010-05-13 | Toyota Motor Corp | 車両の制御装置および制御方法 |
JP2016161023A (ja) | 2015-02-27 | 2016-09-05 | トヨタ自動車株式会社 | 車両の制御装置 |
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CA2352991C (en) * | 2000-07-24 | 2009-01-06 | Honda Giken Kogyo Kabushiki Kaisha | Shift control system for belt-type continuously variable transmission |
JP4164057B2 (ja) * | 2004-09-24 | 2008-10-08 | ジヤトコ株式会社 | ベルト式無段変速機 |
JP2006342837A (ja) * | 2005-06-07 | 2006-12-21 | Jatco Ltd | ベルト式無段変速機を備えた車両の制御装置 |
JP2008020055A (ja) * | 2006-06-15 | 2008-01-31 | Toyota Motor Corp | ベルト式無段変速機の制御装置 |
JP4525832B1 (ja) * | 2009-04-15 | 2010-08-18 | トヨタ自動車株式会社 | 車両用無段変速機の制御装置 |
JP4847567B2 (ja) * | 2009-08-26 | 2011-12-28 | ジヤトコ株式会社 | 無段変速機及びその制御方法 |
CN103052832B (zh) * | 2010-08-05 | 2015-08-05 | 丰田自动车株式会社 | 车辆用无级变速器的控制装置 |
US8914206B2 (en) * | 2010-08-27 | 2014-12-16 | Toyota Jidosha Kabushiki Kaisha | Control device of continuously variable transmission for vehicle |
JP5790173B2 (ja) * | 2011-06-07 | 2015-10-07 | トヨタ自動車株式会社 | 車両用無段変速機の制御装置 |
JP2015034626A (ja) * | 2013-08-09 | 2015-02-19 | トヨタ自動車株式会社 | 車両制御装置 |
CN106068410B (zh) * | 2014-03-06 | 2018-01-05 | 本田技研工业株式会社 | 无级变速器的控制装置 |
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JP2010107006A (ja) | 2008-10-31 | 2010-05-13 | Toyota Motor Corp | 車両の制御装置および制御方法 |
JP2016161023A (ja) | 2015-02-27 | 2016-09-05 | トヨタ自動車株式会社 | 車両の制御装置 |
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CN109973644A (zh) | 2019-07-05 |
US20190195358A1 (en) | 2019-06-27 |
CN109973644B (zh) | 2020-11-03 |
US10704686B2 (en) | 2020-07-07 |
JP2019116960A (ja) | 2019-07-18 |
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