JP6399038B2 - ハイブリッド自動車 - Google Patents
ハイブリッド自動車 Download PDFInfo
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- JP6399038B2 JP6399038B2 JP2016099381A JP2016099381A JP6399038B2 JP 6399038 B2 JP6399038 B2 JP 6399038B2 JP 2016099381 A JP2016099381 A JP 2016099381A JP 2016099381 A JP2016099381 A JP 2016099381A JP 6399038 B2 JP6399038 B2 JP 6399038B2
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- driving force
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- motor
- upshift
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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
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- B—PERFORMING OPERATIONS; TRANSPORTING
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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
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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
- 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
- B60K6/50—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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- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/24—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries
- B60L58/25—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries by controlling the electric load
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- B60W30/18—Propelling the vehicle
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- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W50/06—Improving the dynamic response of the control system, e.g. improving the speed of regulation or avoiding hunting or overshoot
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- B60—VEHICLES IN GENERAL
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- Y10S903/902—Prime movers comprising electrical and internal combustion motors
- Y10S903/903—Prime movers comprising electrical and internal combustion motors having energy storing means, e.g. battery, capacitor
- Y10S903/904—Component specially adapted for hev
- Y10S903/909—Gearing
- Y10S903/91—Orbital, e.g. planetary gears
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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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- Y10S903/00—Hybrid electric vehicles, HEVS
- Y10S903/902—Prime movers comprising electrical and internal combustion motors
- Y10S903/903—Prime movers comprising electrical and internal combustion motors having energy storing means, e.g. battery, capacitor
- Y10S903/93—Conjoint control of different elements
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Automation & Control Theory (AREA)
- Human Computer Interaction (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Power Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Hybrid Electric Vehicles (AREA)
- Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
- Control Of Transmission Device (AREA)
Description
エンジンと、第1モータと、前記エンジンの出力軸と前記第1モータの回転軸と車軸に連結された駆動軸との3軸に3つの回転要素が接続された遊星歯車機構と、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モータと電力のやりとりが可能なバッテリと、前記エンジンと前記第1モータと前記第2モータとを制御する制御手段と、を備えるハイブリッド自動車であって、
前記制御手段は、アクセル操作量と車速、若しくは、運転者の操作に基づいて変速段を設定し、前記変速段と前記車速とに基づいて前記エンジンの目標回転数を設定し、前記アクセル操作量と前記車速と前記目標回転数とに基づいてベース駆動力を設定し、前記変速段がアップシフトされた場合には、アップシフトされてからの経過時間が所定時間に達するまで、アップシフト後の経過時間、若しくは、アップシフト後の車速増加量に応じて大きくなるよう補正駆動力を設定し、前記補正駆動力により前記ベース駆動力を補正した駆動力が前記駆動軸に出力されて走行するよう前記エンジンと前記第1モータと前記第2モータとを制御する手段である、
ことを特徴とする。
Tm2max=(Wout-Tm1*・Nm1)/Nm2 (4)
ンサ、24 エンジン用電子制御ユニット(エンジンECU)、26 クランクシャフト、28 ダンパ、30 プラネタリギヤ、36 駆動軸、38 デファレンシャルギヤ、39a,39b 駆動輪、40 モータ用電子制御ユニット(モータECU)、41,42 インバータ、43,44 回転位置検出センサ、50 バッテリ、51a 電圧センサ、51b 電流センサ、51c 温度センサ、52 バッテリ用電子制御ユニット(バッテリECU)、54 電力ライン、70 ハイブリッド用電子制御ユニット(HVECU)、80 イグニッションスイッチ、81 シフトレバー、82 シフトポジションセンサ、83 アクセルペダル、84 アクセルペダルポジションセンサ、85 ブレーキペダル、86 ブレーキペダルポジションセンサ、88 車速センサ、90 モード切替スイッチ、130 変速機、MG1,MG2 モータ。
Claims (9)
- エンジンと、第1モータと、前記エンジンの出力軸と前記第1モータの回転軸と車軸に連結された駆動軸との3軸に3つの回転要素が接続された遊星歯車機構と、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モータと電力のやりとりが可能なバッテリと、前記エンジンと前記第1モータと前記第2モータとを制御する制御手段と、を備えるハイブリッド自動車であって、
前記制御手段は、アクセル操作量と車速、若しくは、運転者の操作に基づいて仮想的な変速段を設定し、前記設定した変速段と前記車速とに基づいて前記エンジンの目標回転数を設定し、前記アクセル操作量と前記車速と前記目標回転数とに基づいてベース駆動力を設定し、前記設定した変速段がアップシフトされた場合には、アップシフトされてからの経過時間が所定時間に達するまで、アップシフト後の経過時間、若しくは、アップシフト後の車速増加量に応じて大きくなるよう補正駆動力を設定し、前記補正駆動力により前記ベース駆動力を補正した駆動力が前記駆動軸に出力されて走行するよう前記エンジンと前記第1モータと前記第2モータとを制御する手段である、
ことを特徴とするハイブリッド自動車。 - 請求項1記載のハイブリッド自動車であって、
前記制御手段は、前記補正駆動力による前記ベース駆動力の補正に必要なパワーが前記バッテリを充放電するパワーによって賄われるよう前記第2モータを制御する手段である、
ことを特徴とするハイブリッド自動車。 - 請求項2記載のハイブリッド自動車であって、
前記制御手段は、アップシフト直後において前記バッテリを充放電するパワーが充電側のパワーとなり、時間の経過と共に放電側のパワーに移行するよう前記補正駆動力を設定する手段である、
ことを特徴とするハイブリッド自動車。 - 請求項1ないし3いずれか1項に記載のハイブリッド自動車であって、
前記制御手段は、前記エンジンの回転数が低いほど前記補正駆動力を小さくする手段である、
ことを特徴とするハイブリッド自動車。 - 請求項2または3記載のハイブリッド自動車であって、
前記制御手段は、前記バッテリの全容量に対する放電可能な電力の割合である蓄電割合が低いほど前記補正駆動力を小さくする手段である、
ことを特徴とするハイブリッド自動車。 - 請求項2、3または5記載のハイブリッド自動車であって、
前記制御手段は、前記バッテリの温度が適正温度範囲内にない場合には、前記適正温度範囲内にある場合に比して、前記補正駆動力を小さくする手段である、
ことを特徴とするハイブリッド自動車。 - 請求項1ないし6いずれか1項に記載のハイブリッド自動車であって、
前記制御手段は、アップシフト後、前記所定時間が経過すると、前記補正駆動力を徐々に小さくする手段である、
ことを特徴とするハイブリッド自動車。 - 請求項1ないし7いずれか1項に記載のハイブリッド自動車であって、
前記制御手段は、前記アクセル操作量と前記車速とに基づいて前記駆動軸に出力すべき要求駆動力を設定し、前記目標回転数で前記エンジンを運転したときに前記エンジンから出力される最大パワーを上限パワーとして設定し、前記上限パワーが前記駆動軸に出力されたときの駆動力を上限駆動力として設定し、前記上限駆動力と前記要求駆動力とのうち小さい方の駆動力を前記ベース駆動力として設定する手段である、
ことを特徴とするハイブリッド自動車。 - エンジンと、第1モータと、前記エンジンの出力軸と前記第1モータの回転軸と車軸に連結された駆動軸との3軸に3つの回転要素が接続された遊星歯車機構と、前記駆動軸に動力を入出力可能な第2モータと、前記駆動軸と前記遊星歯車機構との間に取り付けられた有段変速機と、前記第1モータおよび前記第2モータと電力のやりとりが可能なバッテリと、前記エンジンと前記第1モータと前記第2モータとを制御する制御手段と、を備えるハイブリッド自動車であって、
前記制御手段は、アクセル操作量と車速、若しくは、運転者の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を設定し、前記設定した変速段と前記車速とに基づいて前記エンジンの目標回転数を設定し、前記アクセル操作量と前記車速と前記目標回転数とに基づいてベース駆動力を設定し、前記設定した変速段がアップシフトされた場合には、アップシフトされてからの経過時間が所定時間に達するまで、アップシフト後の経過時間、若しくは、アップシフト後の車速増加量に応じて大きくなるよう補正駆動力を設定し、前記補正駆動力により前記ベース駆動力を補正した駆動力が前記駆動軸に出力されて走行するよう前記エンジンと前記第1モータと前記第2モータとを制御する手段である、
ことを特徴とするハイブリッド自動車。
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