JP2019031208A - 車両の制御装置 - Google Patents
車両の制御装置 Download PDFInfo
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- JP2019031208A JP2019031208A JP2017153720A JP2017153720A JP2019031208A JP 2019031208 A JP2019031208 A JP 2019031208A JP 2017153720 A JP2017153720 A JP 2017153720A JP 2017153720 A JP2017153720 A JP 2017153720A JP 2019031208 A JP2019031208 A JP 2019031208A
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- B60—VEHICLES IN GENERAL
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- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines
- B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
- B60K6/50—Architecture of the driveline characterised by arrangement or kind of transmission units
- B60K6/54—Transmission for changing ratio
- B60K6/547—Transmission for changing ratio the transmission being a stepped gearing
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- F16H3/66—Gearings having three or more central gears composed of a number of gear trains without drive passing from one train to another
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- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines
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- B60K6/36—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the transmission gearings
- B60K6/365—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the transmission gearings with the gears having orbital motion
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines
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- B60K6/42—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by the architecture of the hybrid electric vehicle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Automation & Control Theory (AREA)
- General Engineering & Computer Science (AREA)
- Hybrid Electric Vehicles (AREA)
- Control Of Transmission Device (AREA)
- Control Of Driving Devices And Active Controlling Of Vehicle (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
Description
14:エンジン
18:電気式無段変速部(電気式変速機構)
20:機械式有段変速部(自動変速機)
28:駆動輪
30:中間伝達部材(電気式変速機構の出力回転部材)
32:差動機構
80:電子制御装置(制御装置)
82:ATギヤ段形成制御部(ギヤ段形成制御部)
84:走行制御部
CB:係合装置
MG1:第1回転機
MG2:第2回転機(回転機)
100:車両
110:自動変速機
116:駆動輪
122:制御装置
C:係合装置
MG:回転機
Claims (9)
- 動力源として機能する回転機と、前記回転機と駆動輪との間の動力伝達経路の一部を構成すると共に複数の係合装置のうちの何れかの係合装置の係合によって複数のギヤ段のうちの何れかのギヤ段が形成される自動変速機とを備えた車両の、制御装置であって、
前記複数のギヤ段のうちの前進用の低車速側ギヤ段が形成された状態で、前進走行時とは正負が反対となる回転にて前進用の回転機トルクとは正負が反対となる後進用の回転機トルクを前記回転機から出力させることで後進走行を行う走行制御部と、
前記前進用の低車速側ギヤ段を形成する過渡中に前記後進走行への切替えが要求された場合には、前記複数の係合装置のうちの前記低車速側ギヤ段の形成過渡において係合に向けて制御される係合側係合装置の制御状態に応じて、前記低車速側ギヤ段の形成を促進する制御を行うギヤ段形成制御部と
を、含むことを特徴とする車両の制御装置。 - 前記ギヤ段形成制御部は、前記係合側係合装置の係合圧を高くする補正を行うことで、前記低車速側ギヤ段の形成を促進する制御を行うことを特徴とする請求項1に記載の車両の制御装置。
- 前記係合側係合装置の制御状態は、前記後進走行への切替えが要求された時点での前記係合側係合装置の係合圧であり、
前記ギヤ段形成制御部は、前記後進走行への切替えが要求された時点での前記係合側係合装置の係合圧が低い程、前記係合側係合装置の係合圧を高くするときの補正量を大きくすることを特徴とする請求項2に記載の車両の制御装置。 - 前記係合側係合装置の制御状態は、前記低車速側ギヤ段を形成する制御の種類であり、
前記ギヤ段形成制御部は、前記低車速側ギヤ段を形成する制御の種類に応じて、前記係合側係合装置の係合圧を高くするときの補正量を変更することを特徴とする請求項2に記載の車両の制御装置。 - 前記ギヤ段形成制御部は、前記低車速側ギヤ段へのコーストダウンシフト時には、前記前進用の回転機トルクを要求トルクよりも一時的に増大させて前記自動変速機への入力トルクを一時的に増大させることにより前記自動変速機の入力回転速度を前記低車速側ギヤ段における同期回転速度に向けて上昇させ、前記入力回転速度が所定回転速度に達すると、前記係合側係合装置を係合するものであり、
前記ギヤ段形成制御部は、運転者の変速操作に伴う前記低車速側ギヤ段へのマニュアルダウンシフト時には、前記係合側係合装置の係合圧を高くすることにより前記入力回転速度を前記低車速側ギヤ段における同期回転速度に向けて上昇させつつ前記係合側係合装置を係合に向けて制御するものであり、
前記ギヤ段形成制御部は、前記低車速側ギヤ段を形成する制御の種類が前記コーストダウンシフトである場合には、前記マニュアルダウンシフトである場合と比べて、前記係合側係合装置の係合圧を高くするときの補正量を大きくすることを特徴とする請求項4に記載の車両の制御装置。 - 前記係合側係合装置の制御状態は、前記低車速側ギヤ段を形成する制御の種類であり、
前記ギヤ段形成制御部は、前記低車速側ギヤ段へのコーストダウンシフト時には、前記前進用の回転機トルクを要求トルクよりも一時的に増大させて前記自動変速機への入力トルクを一時的に増大させることにより前記自動変速機の入力回転速度を前記低車速側ギヤ段における同期回転速度に向けて上昇させ、前記入力回転速度が所定回転速度に達すると、前記係合側係合装置を係合するものであり、
前記ギヤ段形成制御部は、前記コーストダウンシフト中に前記後進走行への切替えが要求された場合には、前記係合側係合装置の係合圧を高くする補正を行うことにより前記入力回転速度を前記低車速側ギヤ段における同期回転速度に向けて上昇させつつ前記係合側係合装置を係合に向けて制御することを特徴とする請求項1に記載の車両の制御装置。 - 前記係合側係合装置の制御状態は、前記低車速側ギヤ段を形成する制御の種類であり、
前記ギヤ段形成制御部は、運転者の変速操作に伴う前記低車速側ギヤ段へのマニュアルダウンシフト時には、前記係合側係合装置の係合圧を高くすることにより前記入力回転速度を前記低車速側ギヤ段における同期回転速度に向けて上昇させつつ前記係合側係合装置を係合に向けて制御するものであり、
前記ギヤ段形成制御部は、前記マニュアルダウンシフト中に前記後進走行への切替えが要求された場合には、前記係合側係合装置の係合圧を高くする補正を行うことを特徴とする請求項1に記載の車両の制御装置。 - 前記ギヤ段形成制御部は、前記回転機からの前記後進用の回転機トルクの出力を制限することで、前記低車速側ギヤ段の形成を促進する制御を行うことを特徴とする請求項1から7の何れか1項に記載の車両の制御装置。
- 前記車両は、前記動力源として機能するエンジンと、前記エンジンが動力伝達可能に連結された差動機構と前記差動機構に動力伝達可能に連結された第1回転機とを有して前記第1回転機の運転状態が制御されることにより前記差動機構の差動状態が制御される電気式変速機構とを更に備えており、
前記回転機は、前記電気式変速機構の出力回転部材に動力伝達可能に連結された第2回転機であることを特徴とする請求項1から8の何れか1項に記載の車両の制御装置。
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