JP6860679B2 - 車両の制御装置および車両の制御方法 - Google Patents
車両の制御装置および車両の制御方法 Download PDFInfo
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- B60W20/20—Control strategies involving selection of hybrid configuration, e.g. selection between series or parallel configuration
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- Automation & Control Theory (AREA)
- Power Engineering (AREA)
- Hybrid Electric Vehicles (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Control Of Driving Devices And Active Controlling Of Vehicle (AREA)
Description
図1は、本発明の一実施形態に係る車両駆動系Pの全体構成を概略的に示している。
エンジン1およびモータジェネレータ5の動作は、コントローラ101により制御される。エンジン1およびモータジェネレータ5の制御に関してコントローラ101が有する機能を複数のコントローラに分散し、エンジンコントローラおよびモータジェネレータコントローラの組み合わせとして構成することも可能である。コントローラ101は、電子制御ユニットとして構成され、中央演算装置(CPU)、RAMおよびROM等の各種記憶装置、入出力インターフェース等を備えたマイクロコンピュータからなる。
図2は、駆動源切替制御の基本的な流れをフローチャートにより示している。
図5は、本実施形態に係る駆動源切替制御による車両駆動系Pの動作をタイムチャートにより概略的に示し、図6は、比較例による動作を示している。図5および6の双方において、エンジン1の回転数NEおよびトルクTEを点線により、モータジェネレータ5の回転数NMおよびトルクTMを実線により、夫々示している。さらに、バリエータ4の入力軸にかかるトルク(入力軸トルク)TSiを、二点鎖線により示している。
本実施形態に係る車両の制御装置は、以上のように構成され、以下、本実施形態により得られる効果について述べる。
Claims (5)
- 駆動軸と、
回転動力の伝達を断続可能な締結要素と、
前記駆動軸に対し、前記締結要素を介して接続されたエンジンと、
前記駆動軸に対し、前記締結要素を介さずに接続された電気モータと、
を備える車両の制御装置であって、
前記締結要素の締結容量を減少させながら、前記電気モータのトルクを増加させる駆動源の切替中に、アクセル開度が所定開度以上となった場合は、前記締結要素の再締結を指示し、前記締結要素の締結容量が増加を開始するまでの間に前記アクセル開度が前記所定開度以上となる前よりも前記電気モータのトルクを増加させた後、前記電気モータを停止させる制御部を有する、
車両の制御装置。 - 前記制御部は、前記アクセル開度が前記所定開度以上となった場合に、前記締結要素の入力要素と出力要素との間の差回転を0に近付ける回転同期を実行し、前記回転同期の達成後、前記締結要素の再締結を指示する、請求項1に記載の車両の制御装置。
- 前記所定開度が車速に応じて異なる値を有する、請求項1または2に記載の車両の制御装置。
- 前記制御部は、アクセルオンの状態からアクセルオフの状態になった場合は、前記エンジンおよび前記電気モータから前記駆動軸にかかる負荷を増大させる、請求項1〜3のいずれか一項に記載の車両の制御装置。
- 駆動軸と、
回転動力の伝達を断続可能な締結要素と、
前記駆動軸に対し、前記締結要素を介して接続されたエンジンと、
前記駆動軸に対し、前記締結要素を介さずに接続された電気モータと、
を備える車両の制御方法であって、
前記締結要素の締結容量を減少させながら、前記電気モータのトルクを増加させる駆動源の切替中に、アクセル開度が所定開度以上になった場合は、前記締結要素の再締結を指示し、前記締結要素の締結容量が増加を開始するまでの間に前記アクセル開度が前記所定開度以上となる前よりも前記電気モータのトルクを増加させた後、前記電気モータを停止させる、
車両の制御方法。
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