JP7211308B2 - ハイブリッド車両 - Google Patents
ハイブリッド車両 Download PDFInfo
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- JP7211308B2 JP7211308B2 JP2019157046A JP2019157046A JP7211308B2 JP 7211308 B2 JP7211308 B2 JP 7211308B2 JP 2019157046 A JP2019157046 A JP 2019157046A JP 2019157046 A JP2019157046 A JP 2019157046A JP 7211308 B2 JP7211308 B2 JP 7211308B2
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B60W20/00—Control systems specially adapted for hybrid vehicles
- B60W20/30—Control strategies involving selection of transmission gear ratio
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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
- 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
- B60K6/42—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
- B60K6/44—Series-parallel type
- B60K6/445—Differential gearing distribution type
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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
- B60K6/22—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
- 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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- 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
- B60K6/22—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
- B60K6/38—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 driveline clutches
- B60K6/387—Actuated clutches, i.e. clutches engaged or disengaged by electric, hydraulic or mechanical actuating means
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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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- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
- B60W10/04—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units
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- B60W10/08—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of electric propulsion units, e.g. motors or generators
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- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- 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
- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
- B60W10/10—Conjoint control of vehicle sub-units of different type or different function including control of change-speed gearings
- B60W10/11—Stepped gearings
- B60W10/115—Stepped gearings with planetary gears
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- B60—VEHICLES IN GENERAL
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- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
- B60W10/24—Conjoint control of vehicle sub-units of different type or different function including control of energy storage means
- B60W10/26—Conjoint control of vehicle sub-units of different type or different function including control of energy storage means for electrical energy, e.g. batteries or capacitors
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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
- B60W20/00—Control systems specially adapted for hybrid vehicles
- B60W20/10—Controlling the power contribution of each of the prime movers to meet required power demand
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B60W20/00—Control systems specially adapted for hybrid vehicles
- B60W20/10—Controlling the power contribution of each of the prime movers to meet required power demand
- B60W20/15—Control strategies specially adapted for achieving a particular effect
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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
- B60W30/188—Controlling power parameters of the driveline, e.g. determining the required power
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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
- 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
- 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
- B60K6/22—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
- B60K6/38—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 driveline clutches
- B60K2006/381—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 driveline clutches characterized by driveline brakes
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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
- B60W2510/00—Input parameters relating to a particular sub-units
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- 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
- B60W2510/00—Input parameters relating to a particular sub-units
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- B60W2520/00—Input parameters relating to overall vehicle dynamics
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Description
エンジンと、第1モータと、前記エンジンと前記第1モータと伝達部材とに3つの回転要素が接続されたプラネタリギヤと、前記伝達部材と車軸に連結された駆動軸との間に取り付けられた有段変速機と、前記伝達部材または前記駆動軸に動力を入出力可能な第2モータと、前記第1モータおよび前記第2モータと電力をやりとりする蓄電装置と、制御装置とを備え、
前記制御装置は、
アクセル操作量と車速とに基づいて前記駆動軸に要求される要求駆動力を設定し、
前記アクセル操作量と前記車速とに基づいて、または、運転者のシフト操作に基づいて、前記有段変速機の変速段または前記有段変速機の変速段に仮想的な変速段を加味した変速段から模擬変速段を設定すると共に、前記有段変速機の目標変速段を設定し、
前記車速と前記模擬変速段とに基づいて前記エンジンの目標回転数を設定し、
前記エンジンを前記目標回転数で運転するときの前記エンジンの上限パワーを設定し、
前記エンジンから前記上限パワーを出力するときの前記駆動軸の第1上限駆動力を設定し、
前記要求駆動力と前記第1上限駆動力との大小関係に基づいて前記駆動軸の目標駆動力を設定し、
前記エンジンが前記目標回転数で運転され且つ前記有段変速機の変速段が前記目標変速段となり且つ前記目標駆動力に基づいて走行するように前記エンジンと前記第1モータと前記第2モータと前記有段変速機とを制御する、
ハイブリッド車両であって、
前記制御装置は、
前記要求駆動力が前記第1上限駆動力以下のときには、前記要求駆動力を前記目標駆動力として設定し、
前記要求駆動力が前記第1上限駆動力よりも大きいときには、
前記要求駆動力と前記第1上限駆動力との差分に基づいて前記蓄電装置の目標補填パワーを設定し、
前記エンジンから前記上限パワーを出力すると共に前記蓄電装置が前記目標補填パワーに基づく実行用補填パワーに応じて充放電するときの前記駆動軸の第2上限駆動力を設定し、
前記要求駆動力および前記第2上限駆動力のうちの小さい方を前記目標駆動力として設定し、
更に、前記制御装置は、前記有段変速機の前記変速段を変更するときには、前記有段変速機の変速段を変更しないときに比して、前記実行用補填パワーを前記目標補填パワーに向かって緩やかに増加させる、
ことを要旨とする。
Tm2*=min(Tm2tmp,Tm2max) (6)
Pe*=Td*・Nd-(Pb1*+Pb2*) (12)
Claims (5)
- エンジンと、第1モータと、前記エンジンと前記第1モータと伝達部材とに3つの回転要素が接続されたプラネタリギヤと、前記伝達部材と車軸に連結された駆動軸との間に取り付けられた有段変速機と、前記伝達部材または前記駆動軸に動力を入出力可能な第2モータと、前記第1モータおよび前記第2モータと電力をやりとりする蓄電装置と、制御装置とを備え、
前記制御装置は、
アクセル操作量と車速とに基づいて前記駆動軸に要求される要求駆動力を設定し、
前記アクセル操作量と前記車速とに基づいて、または、運転者のシフト操作に基づいて、前記有段変速機の変速段または前記有段変速機の変速段に仮想的な変速段を加味した変速段から模擬変速段を設定すると共に、前記有段変速機の目標変速段を設定し、
前記車速と前記模擬変速段とに基づいて前記エンジンの目標回転数を設定し、
前記エンジンを前記目標回転数で運転するときの前記エンジンの上限パワーを設定し、
前記エンジンから前記上限パワーを出力するときの前記駆動軸の第1上限駆動力を設定し、
前記要求駆動力と前記第1上限駆動力との大小関係に基づいて前記駆動軸の目標駆動力を設定し、
前記エンジンが前記目標回転数で運転され且つ前記有段変速機の変速段が前記目標変速段となり且つ前記目標駆動力に基づいて走行するように前記エンジンと前記第1モータと前記第2モータと前記有段変速機とを制御する、
ハイブリッド車両であって、
前記制御装置は、
前記要求駆動力が前記第1上限駆動力以下のときには、前記要求駆動力を前記目標駆動力として設定し、
前記要求駆動力が前記第1上限駆動力よりも大きいときには、
前記要求駆動力と前記第1上限駆動力との差分に基づいて前記蓄電装置の目標補填パワーを設定し、
前記エンジンから前記上限パワーを出力すると共に前記蓄電装置が前記目標補填パワーに基づく実行用補填パワーに応じて充放電するときの前記駆動軸の第2上限駆動力を設定し、
前記要求駆動力および前記第2上限駆動力のうちの小さい方を前記目標駆動力として設定し、
更に、前記制御装置は、前記有段変速機の前記変速段を変更するときには、前記有段変速機の変速段を変更しないときに比して、前記実行用補填パワーを前記目標補填パワーに向かって緩やかに増加させ、
前記制御装置は、
前記第1上限駆動力を設定する際には、前記上限パワーと、前記蓄電装置の蓄電割合に基づくと共に放電側が正となる前記蓄電装置の第1要求充放電パワーと、の和のパワーが前記駆動軸に出力されるときの駆動力を前記第1上限駆動力として設定し、
前記第2上限駆動力を設定する際には、前記上限パワーと、前記第1要求充放電パワーと、放電側が正となる前記実行用補填パワーとしての前記蓄電装置の第2要求充放電パワーと、の和のパワーが前記駆動軸に出力されるときの駆動力を前記第2上限駆動力として設定する、
ハイブリッド車両。 - 請求項1記載のハイブリッド車両であって、
前記制御装置は、前記実行用補填パワーが正の値で、前記アクセル操作量が所定操作量よりも大きくなったときまたは車速が所定車速よりも高くなったときには、前記実行用補填パワーを低下させる、
ハイブリッド車両。 - 請求項2記載のハイブリッド車両であって、
前記制御装置は、前記実行用補填パワーが正の値で、前記アクセル操作量が前記所定操作量よりも大きくなってまたは前記車速が前記所定車速よりも高くなって、前記実行用補填パワーを低下させている最中に、前記有段変速機の前記変速段を変更するときには、前記実行用補填パワーを保持する、
ハイブリッド車両。 - 請求項1記載のハイブリッド車両であって、
前記制御装置は、前記目標補填パワーの低下に伴って前記実行用補填パワーが低下しているときに、前記有段変速機の前記変速段を変更するときには、前記実行用補填パワーを保持する、
ハイブリッド車両。 - 請求項1ないし4のうちの何れか1つの請求項に記載のハイブリッド車両であって、
前記制御装置は、
前記要求駆動力が前記第1上限駆動力以下のときには、前記目標駆動力を前記駆動軸に出力するためのパワーから前記第1要求充放電パワーを減じたパワーを前記エンジンの目標パワーとして設定し、
前記要求駆動力が前記第1上限駆動力よりも大きいときには、前記目標駆動力を前記駆動軸に出力するためのパワーから前記第1要求充放電パワーと前記第2要求充放電パワーとの和を減じたパワーを前記エンジンの目標パワーとして設定し、
前記エンジンから前記目標パワーが出力されるように前記エンジンを制御する、
ハイブリッド車両。
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