JP6965799B2 - ハイブリッド車両の制御装置 - Google Patents
ハイブリッド車両の制御装置 Download PDFInfo
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- JP6965799B2 JP6965799B2 JP2018044733A JP2018044733A JP6965799B2 JP 6965799 B2 JP6965799 B2 JP 6965799B2 JP 2018044733 A JP2018044733 A JP 2018044733A JP 2018044733 A JP2018044733 A JP 2018044733A JP 6965799 B2 JP6965799 B2 JP 6965799B2
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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 ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
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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 ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
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- 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 ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
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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 ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- 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 ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 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 ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
- B60K6/26—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 ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 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 motors or the generators
- B60K2006/268—Electric drive motor starts the engine, i.e. used as starter motor
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- B—PERFORMING OPERATIONS; TRANSPORTING
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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 ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- 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 ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 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 ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 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 ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 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 ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 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
- B60W2510/10—Change speed gearings
- B60W2510/104—Output speed
- B60W2510/1045—Output speed change rate
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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
- B60W2510/24—Energy storage means
- B60W2510/242—Energy storage means for electrical energy
- B60W2510/244—Charge state
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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
- B60W2510/24—Energy storage means
- B60W2510/242—Energy storage means for electrical energy
- B60W2510/246—Temperature
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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
- B60W2540/00—Input parameters relating to occupants
- B60W2540/10—Accelerator pedal position
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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
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2200/00—Type of vehicle
- B60Y2200/90—Vehicles comprising electric prime movers
- B60Y2200/92—Hybrid vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2300/00—Purposes or special features of road vehicle drive control systems
- B60Y2300/18—Propelling the vehicle
- B60Y2300/18008—Propelling the vehicle related to particular drive situations
- B60Y2300/18108—Braking
- B60Y2300/18125—Regenerative braking
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2400/00—Special features of vehicle units
- B60Y2400/42—Clutches or brakes
- B60Y2400/427—One-way clutches
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Description
また、この発明は、エンジンが連結された第1回転要素と、第1モータが連結された第2回転要素と、駆動輪が連結された第3回転要素との少なくとも三つの回転要素を含む複数の回転要素を有する動力分割機構と、前記駆動輪にトルク伝達可能に連結された第2モータと、前記複数の回転要素のうちの一対の回転要素を選択的に連結する第1係合機構と、前記複数の回転要素のうちの他の一対の回転要素を選択的に連結する第2係合機構とを備え、前記第1係合機構を係合状態としかつ前記第2係合機構を解放状態とした第1走行モードと、前記第1係合機構を解放状態としかつ前記第2係合機構を係合状態とした第2走行モードとの少なくとも二つの走行モードを選択的に設定できるように構成されたハイブリッド車両の制御装置において、前記走行モードを設定するコントローラを備え、前記コントローラは、前記エンジンを停止させ、かつ前記第1走行モードと前記第2走行モードとのうちのいずれか一方の走行モードが設定されている状態で、前記エンジンおよび前記第2モータを含む駆動力源から前記駆動輪に作用させるトータルトルクの要求量が第1所定トルクよりも大きいこと、路面から前記駆動輪に第2所定トルク以上のトルクが入力されたこと、前記第1走行モードと前記第2走行モードとのうちの他方の走行モードに切り替える際に要求される切り替え時間が所定時間未満であることのいずれか一つの所定条件が成立したか否かを判断し、前記所定条件が成立した場合には、前記一方の走行モードを設定する係合機構を係合させたまま前記第1モータにより前記エンジンをモータリングするように構成され、前記一方の走行モードを維持したまま前記第1モータにより前記エンジンをモータリングしたHVモードから、前記第1係合機構と前記第2係合機構とを係合状態とした直結モードへの切り替えの要求を判断し、前記直結モードへの切り替えの要求がある場合に、前記一方の走行モードを設定している場合に解放されている係合機構を係合させて前記直結モードを設定するように構成され、前記一方の走行モードを維持した状態で、前記第1回転要素が回転するように前記第1モータから前記第1回転要素にトルクを伝達した場合における前記エンジンの回転数および前記複数の回転要素の回転数ならびに前記第1モータの回転数が許容回転数よりも高回転数になる場合に、前記一方の走行モードから前記直結モードへの切り替えの要求があると判断するように構成されていることを特徴とするものである。
また、この発明は、エンジンが連結された第1回転要素と、第1モータが連結された第2回転要素と、駆動輪が連結された第3回転要素との少なくとも三つの回転要素を含む複数の回転要素を有する動力分割機構と、前記駆動輪にトルク伝達可能に連結された第2モータと、前記複数の回転要素のうちの一対の回転要素を選択的に連結する第1係合機構と、前記複数の回転要素のうちの他の一対の回転要素を選択的に連結する第2係合機構とを備え、前記第1係合機構を係合状態としかつ前記第2係合機構を解放状態とした第1走行モードと、前記第1係合機構を解放状態としかつ前記第2係合機構を係合状態とした第2走行モードとの少なくとも二つの走行モードを選択的に設定できるように構成されたハイブリッド車両の制御装置において、前記走行モードを設定するコントローラを備え、前記コントローラは、前記エンジンを停止させ、かつ前記第1走行モードと前記第2走行モードとのうちのいずれか一方の走行モードが設定されている状態で、前記エンジンおよび前記第2モータを含む駆動力源から前記駆動輪に作用させるトータルトルクの要求量が第1所定トルクよりも大きいこと、路面から前記駆動輪に第2所定トルク以上のトルクが入力されたこと、前記第1走行モードと前記第2走行モードとのうちの他方の走行モードに切り替える際に要求される切り替え時間が所定時間未満であることのいずれか一つの所定条件が成立したか否かを判断し、前記所定条件が成立した場合には、前記一方の走行モードを設定する係合機構を係合させたまま前記第1モータにより前記エンジンをモータリングするように構成され、前記一方の走行モードを維持したまま前記第1モータにより前記エンジンをモータリングしたHVモードから、前記第1係合機構と前記第2係合機構とを係合状態とした直結モードへの切り替えの要求を判断し、前記直結モードへの切り替えの要求がある場合に、前記一方の走行モードを設定している場合に解放されている係合機構を係合させて前記直結モードを設定するように構成され、前記一方の走行モードを維持した状態で、前記トータルトルクが、前記駆動輪に作用させる要求トルクよりも小さい場合に、前記一方の走行モードから前記直結モードへの切り替えの要求があると判断するように構成されていることを特徴とするものである。
Claims (11)
- エンジンが連結された第1回転要素と、第1モータが連結された第2回転要素と、駆動輪が連結された第3回転要素との少なくとも三つの回転要素を含む複数の回転要素を有する動力分割機構と、前記駆動輪にトルク伝達可能に連結された第2モータと、前記複数の回転要素のうちの一対の回転要素を選択的に連結する第1係合機構と、前記複数の回転要素のうちの他の一対の回転要素を選択的に連結する第2係合機構とを備え、
前記第1係合機構を係合状態としかつ前記第2係合機構を解放状態とした第1走行モードと、前記第1係合機構を解放状態としかつ前記第2係合機構を係合状態とした第2走行モードとの少なくとも二つの走行モードを選択的に設定できるように構成されたハイブリッド車両の制御装置において、
前記走行モードを設定するコントローラを備え、
前記コントローラは、
前記エンジンを停止させ、かつ前記第1走行モードと前記第2走行モードとのうちのいずれか一方の走行モードが設定されている状態で、路面から前記駆動輪に所定トルク以上のトルクが入力されたこと、前記第1走行モードと前記第2走行モードとのうちの他方の走行モードに切り替える際に要求される切り替え時間が所定時間未満であることのいずれか一つの所定条件が成立したか否かを判断し、
前記所定条件が成立した場合には、前記一方の走行モードを設定する係合機構を係合させたまま前記第1モータにより前記エンジンをモータリングするように構成されている
ことを特徴とするハイブリッド車両の制御装置。 - 請求項1に記載のハイブリッド車両の制御装置において、
前記第1回転要素が所定の方向に回転することを禁止し、かつ前記所定の方向とは反対方向の回転を許可するワンウェイクラッチを更に備え、
前記一方の走行モードは、前記ワンウェイクラッチにより前記第1回転要素の回転が禁止されるように、前記第1モータからトルクを出力して走行するEV走行モードを含む
ことを特徴とするハイブリッド車両の制御装置。 - 請求項2に記載のハイブリッド車両の制御装置において、
前記所定条件は、前記路面から前記駆動輪に前記所定トルク以上のトルクが入力されたことであり、
前記所定トルクは、前記ワンウェイクラッチに作用するトルクが前記ワンウェイクラッチの許容トルクよりも小さくなるトルクに定められている
ことを特徴とするハイブリッド車両の制御装置。 - 請求項3に記載のハイブリッド車両の制御装置において、
前記駆動輪に連結された出力軸を更に備え、
前記コントローラは、
前記出力軸の回転数の変化量が所定変化量よりも大きい場合に、前記路面から前記駆動輪に前記所定トルク以上のトルクが入力されたと判断するように構成されている
ことを特徴とするハイブリッド車両の制御装置。 - 請求項2に記載のハイブリッド車両の制御装置において、
前記所定条件は、前記他方の走行モードに切り替える際に要求される切り替え時間が前記所定時間未満であることであり、
前記コントローラは、
要求駆動力が所定駆動力よりも大きくかつ前記要求駆動力の変化量または変化率が所定値よりも大きい場合に、前記要求される切り替え時間が前記所定時間未満であると判断するように構成されている
ことを特徴とするハイブリッド車両の制御装置。 - 請求項1ないし5のいずれか一項に記載のハイブリッド車両の制御装置において、
前記コントローラは、
前記一方の走行モードを維持したまま前記第1モータにより前記エンジンをモータリングしたHVモードから、前記第1係合機構と前記第2係合機構とを係合状態とした直結モードへの切り替えの要求を判断し、
前記直結モードへの切り替えの要求がある場合に、前記一方の走行モードを設定している場合に解放されている係合機構を係合させて前記直結モードを設定するように構成されている
ことを特徴とするハイブリッド車両の制御装置。 - 請求項6に記載のハイブリッド車両の制御装置において、
前記コントローラは、
前記一方の走行モードを維持した状態で、前記第1回転要素が回転するように前記第1モータから前記第1回転要素にトルクを伝達した場合における前記エンジンの回転数および前記複数の回転要素の回転数ならびに前記第1モータの回転数が許容回転数よりも高回転数になる場合に、前記一方の走行モードから前記直結モードへの切り替えの要求があると判断するように構成されている
ことを特徴とするハイブリッド車両の制御装置。 - 請求項6に記載のハイブリッド車両の制御装置において、
前記コントローラは、
前記一方の走行モードを維持した状態で、前記エンジンおよび前記第2モータを含む駆動力源から前記駆動輪に作用させるトータルトルクが、前記駆動輪に作用させる要求トルクよりも小さい場合に、前記一方の走行モードから前記直結モードへの切り替えの要求があると判断するように構成されている
ことを特徴とするハイブリッド車両の制御装置。 - エンジンが連結された第1回転要素と、第1モータが連結された第2回転要素と、駆動輪が連結された第3回転要素との少なくとも三つの回転要素を含む複数の回転要素を有する動力分割機構と、前記駆動輪にトルク伝達可能に連結された第2モータと、前記複数の回転要素のうちの一対の回転要素を選択的に連結する第1係合機構と、前記複数の回転要素のうちの他の一対の回転要素を選択的に連結する第2係合機構とを備え、
前記第1係合機構を係合状態としかつ前記第2係合機構を解放状態とした第1走行モードと、前記第1係合機構を解放状態としかつ前記第2係合機構を係合状態とした第2走行モードとの少なくとも二つの走行モードを選択的に設定できるように構成されたハイブリッド車両の制御装置において、
前記走行モードを設定するコントローラを備え、
前記コントローラは、
前記エンジンを停止させ、かつ前記第1走行モードと前記第2走行モードとのうちのいずれか一方の走行モードが設定されている状態で、前記エンジンおよび前記第2モータを含む駆動力源から前記駆動輪に作用させるトータルトルクの要求量が第1所定トルクよりも大きいこと、路面から前記駆動輪に第2所定トルク以上のトルクが入力されたこと、前記第1走行モードと前記第2走行モードとのうちの他方の走行モードに切り替える際に要求される切り替え時間が所定時間未満であることのいずれか一つの所定条件が成立したか否かを判断し、
前記所定条件が成立した場合には、前記一方の走行モードを設定する係合機構を係合させたまま前記第1モータにより前記エンジンをモータリングするように構成され、
前記一方の走行モードを維持したまま前記第1モータにより前記エンジンをモータリングしたHVモードから、前記第1係合機構と前記第2係合機構とを係合状態とした直結モードへの切り替えの要求を判断し、
前記直結モードへの切り替えの要求がある場合に、前記一方の走行モードを設定している場合に解放されている係合機構を係合させて前記直結モードを設定するように構成され、
前記一方の走行モードを維持した状態で、前記第1回転要素が回転するように前記第1モータから前記第1回転要素にトルクを伝達した場合における前記エンジンの回転数および前記複数の回転要素の回転数ならびに前記第1モータの回転数が許容回転数よりも高回転数になる場合に、前記一方の走行モードから前記直結モードへの切り替えの要求があると判断するように構成されている
ことを特徴とするハイブリッド車両の制御装置。 - エンジンが連結された第1回転要素と、第1モータが連結された第2回転要素と、駆動輪が連結された第3回転要素との少なくとも三つの回転要素を含む複数の回転要素を有する動力分割機構と、前記駆動輪にトルク伝達可能に連結された第2モータと、前記複数の回転要素のうちの一対の回転要素を選択的に連結する第1係合機構と、前記複数の回転要素のうちの他の一対の回転要素を選択的に連結する第2係合機構とを備え、
前記第1係合機構を係合状態としかつ前記第2係合機構を解放状態とした第1走行モードと、前記第1係合機構を解放状態としかつ前記第2係合機構を係合状態とした第2走行モードとの少なくとも二つの走行モードを選択的に設定できるように構成されたハイブリッド車両の制御装置において、
前記走行モードを設定するコントローラを備え、
前記コントローラは、
前記エンジンを停止させ、かつ前記第1走行モードと前記第2走行モードとのうちのいずれか一方の走行モードが設定されている状態で、前記エンジンおよび前記第2モータを含む駆動力源から前記駆動輪に作用させるトータルトルクの要求量が第1所定トルクよりも大きいこと、路面から前記駆動輪に第2所定トルク以上のトルクが入力されたこと、前記第1走行モードと前記第2走行モードとのうちの他方の走行モードに切り替える際に要求される切り替え時間が所定時間未満であることのいずれか一つの所定条件が成立したか否かを判断し、
前記所定条件が成立した場合には、前記一方の走行モードを設定する係合機構を係合させたまま前記第1モータにより前記エンジンをモータリングするように構成され、
前記一方の走行モードを維持したまま前記第1モータにより前記エンジンをモータリングしたHVモードから、前記第1係合機構と前記第2係合機構とを係合状態とした直結モードへの切り替えの要求を判断し、
前記直結モードへの切り替えの要求がある場合に、前記一方の走行モードを設定している場合に解放されている係合機構を係合させて前記直結モードを設定するように構成され、
前記一方の走行モードを維持した状態で、前記トータルトルクが、前記駆動輪に作用させる要求トルクよりも小さい場合に、前記一方の走行モードから前記直結モードへの切り替えの要求があると判断するように構成されている
ことを特徴とするハイブリッド車両の制御装置。 - 請求項6ないし10のいずれか一項に記載のハイブリッド車両の制御装置において、
前記コントローラは、
前記直結モードから前記他方の走行モードへの切り替えの要求を判断し、
前記他方の走行モードへの切り替えの要求がある場合に、前記他方の走行モードを設定する一方の係合機構を係合させたまま、他方の係合機構を解放させて前記他方の走行モードを設定するように構成されている
ことを特徴とするハイブリッド車両の制御装置。
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