JP6335302B2 - 無段変速機およびその制御方法 - Google Patents
無段変速機およびその制御方法 Download PDFInfo
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- B60W20/30—Control strategies involving selection of transmission gear ratio
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- 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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- F16H—GEARING
- F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
- F16H63/40—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism comprising signals other than signals for actuating the final output mechanisms
- F16H63/50—Signals to an engine or motor
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- 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
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- B60W2510/00—Input parameters relating to a particular sub-units
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- B60W2510/0657—Engine torque
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- B60W2710/00—Output or target parameters relating to a particular sub-units
- B60W2710/06—Combustion engines, Gas turbines
- B60W2710/0666—Engine torque
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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
- B60W2710/00—Output or target parameters relating to a particular sub-units
- B60W2710/08—Electric propulsion units
- B60W2710/083—Torque
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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
- B60W2710/00—Output or target parameters relating to a particular sub-units
- B60W2710/10—Change speed gearings
- B60W2710/1005—Transmission ratio engaged
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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
- B60W2710/00—Output or target parameters relating to a particular sub-units
- B60W2710/10—Change speed gearings
- B60W2710/1077—Change speed gearings fluid pressure, e.g. oil pressure
- B60W2710/1083—Change speed gearings fluid pressure, e.g. oil pressure pressure of control fluid
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- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/14—Inputs being a function of torque or torque demand
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- 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
- F16H61/12—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures
- F16H2061/1256—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures characterised by the parts or units where malfunctioning was assumed or detected
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- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
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- Y02T10/00—Road transport of goods or passengers
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Description
トルク検出異常が検知され、かつ、トルク演算値が所定値未満の場合は、モータジェネレータ2が発電を行っていなければ、トルク演算値の絶対値は実トルク値の絶対値とほぼ等しくなる。また、モータジェネレータ2が発電を行っていれば、トルク演算値の絶対値は実トルク値の絶対値よりも低くなる。
トルク検出異常が検知され、かつ、トルク演算値が所定値以上の場合は、モータジェネレータ2が発電を行っていなければ、トルク演算値は実トルク値とほぼ等しくなる。また、モータジェネレータ2が発電を行っていれば、トルク演算値は実トルク値よりも高くなる。
Claims (4)
- エンジンの出力軸に連結されるモータジェネレータと、
前記出力軸から出力されるトルクを演算するトルク演算手段と前記モータジェネレータのトルク検出異常を検知する異常検知手段とを備え、前記エンジンおよび前記モータジェネレータの動作を制御する動力制御装置と、
を備える車両に搭載され、前記出力軸の回転を変速して車輪に出力する無段変速機であって、
溝幅が油圧によって変化し、前記出力軸の回転が伝達されるプライマリプーリと、
溝幅が油圧によって変化し、前記プライマリプーリの回転が無端状部材を介して変速して伝達されるセカンダリプーリと、
前記無段変速機の動作を制御する変速制御装置と、
を備え、
前記変速制御装置は、
前記動力制御装置の前記異常検知手段が前記トルク検出異常を検知していない場合は、前記動力制御装置の前記トルク演算手段が演算したトルク演算値に基づいて前記プライマリプーリおよび前記セカンダリプーリに供給する油圧を決定し、
前記異常検知手段が前記トルク検出異常を検知し、かつ、前記トルク演算手段が演算した前記トルク演算値が所定値以上の場合は、前記トルク演算値に基づいて前記プライマリプーリおよび前記セカンダリプーリに供給する油圧を決定し、
前記異常検知手段が前記トルク検出異常を検知し、かつ、前記トルク演算手段が演算した前記トルク演算値が前記所定値未満の場合は、前記トルク演算値の絶対値よりも高いトルク値に基づいて前記プライマリプーリおよび前記セカンダリプーリに供給する油圧を決定する油圧制御手段を備える、
無段変速機。 - 請求項1に記載の無段変速機であって、
前記所定値は、前記モータジェネレータの最大負荷トルク値に基づいて決定される、
無段変速機。 - 請求項1または2に記載の無段変速機であって、
前記変速制御装置は、前記異常検知手段が前記トルク検出異常を検知した場合に、前記モータジェネレータで発生したトルクを0N・mとして前記トルク演算値を演算すると共に、前記モータジェネレータで発生したトルクを前記出力軸に伝達するトルクアシストを禁止する信号を前記動力制御装置に送信する禁止信号送信手段を備える、
無段変速機。 - エンジンの出力軸に連結されるモータジェネレータと、前記出力軸から出力されるトルクを演算するトルク演算手段と前記モータジェネレータのトルク検出異常を検知する異常検知手段とを備え、前記エンジンおよび前記モータジェネレータの動作を制御する動力制御装置と、を備える車両に搭載され、溝幅が油圧によって変化し、前記出力軸の回転が伝達されるプライマリプーリと、溝幅が油圧によって変化し、前記プライマリプーリの回転が無端状部材を介して変速して伝達されるセカンダリプーリと、を備え、前記出力軸の回転を変速して車輪に出力する無段変速機の制御方法であって、
前記動力制御装置の前記異常検知手段が前記トルク検出異常を検知していない場合は、前記動力制御装置の前記トルク演算手段が演算したトルク演算値に基づいて前記プライマリプーリおよび前記セカンダリプーリに供給する油圧を決定し、
前記異常検知手段が前記トルク検出異常を検知し、かつ、前記トルク演算手段が演算した前記トルク演算値が所定値以上の場合は、前記トルク演算値に基づいて前記プライマリプーリおよび前記セカンダリプーリに供給する油圧を決定し、
前記異常検知手段が前記トルク検出異常を検知し、かつ、前記トルク演算手段が演算した前記トルク演算値が前記所定値未満の場合は、前記トルク演算値の絶対値よりも高いトルク値に基づいて前記プライマリプーリおよび前記セカンダリプーリに供給する油圧を決定する、
無段変速機の制御方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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JP2014152167 | 2014-07-25 | ||
JP2014152167 | 2014-07-25 | ||
PCT/JP2015/054153 WO2016013237A1 (ja) | 2014-07-25 | 2015-02-16 | 無段変速機およびその制御方法 |
Publications (2)
Publication Number | Publication Date |
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JPWO2016013237A1 JPWO2016013237A1 (ja) | 2017-04-27 |
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US11186267B2 (en) * | 2019-02-01 | 2021-11-30 | Ford Global Technologies, Llc | Methods and system for operating a driveline in a speed control mode |
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JP3628932B2 (ja) * | 2000-03-21 | 2005-03-16 | ジヤトコ株式会社 | 無段変速機の制御装置 |
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JP2003049934A (ja) * | 2001-08-03 | 2003-02-21 | Toyota Motor Corp | ベルト式無段変速機のプーリ推力制御装置 |
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JP5171799B2 (ja) * | 2008-12-18 | 2013-03-27 | 日産自動車株式会社 | ベルト式無段変速機の制御装置 |
JP5417873B2 (ja) * | 2009-02-09 | 2014-02-19 | 日産自動車株式会社 | ハイブリッド車両の制御装置 |
JP4809460B2 (ja) * | 2009-06-10 | 2011-11-09 | 日産自動車株式会社 | Vベルト式無段変速機搭載車のベルトスリップ時駆動力制御装置 |
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US8798889B2 (en) * | 2010-12-20 | 2014-08-05 | Ford Global Technologies, Llc | Automatic transmission and method of control for rejecting erroneous torque measurements |
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