JPWO2018155083A1 - ハイブリッド車両の制御装置及びハイブリッド車両 - Google Patents
ハイブリッド車両の制御装置及びハイブリッド車両 Download PDFInfo
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- JPWO2018155083A1 JPWO2018155083A1 JP2019501156A JP2019501156A JPWO2018155083A1 JP WO2018155083 A1 JPWO2018155083 A1 JP WO2018155083A1 JP 2019501156 A JP2019501156 A JP 2019501156A JP 2019501156 A JP2019501156 A JP 2019501156A JP WO2018155083 A1 JPWO2018155083 A1 JP WO2018155083A1
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- hybrid vehicle
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Abstract
Description
Claims (10)
- エンジンと、前記エンジンの駆動力が伝達可能な駆動輪と、前記エンジンからの駆動力が伝達可能であるとともに、前記駆動輪との間で駆動力を伝達可能なモータと、前記モータを駆動させる電力を供給するとともに、前記モータにより発電された電力を蓄積するバッテリと、を備えるハイブリッド車両の制御装置であって、
前記エンジンのエンジン特性における、前記エンジンのエンジン効率が比較的高い第1効率範囲を特定する情報を記憶する効率範囲情報記憶部と、
前記エンジンが前記第1効率範囲から外れた第2効率範囲で動作している場合に、前記モータにより発電されて前記バッテリに蓄積される電力量である第2効率範囲発電量を測定する発電量測定部と、
前記モータを駆動させる電力を供給することが必要な場合に、前記第2効率範囲発電量の電力を前記バッテリから前記モータに供給するように制御する電力制御部と、を備えるハイブリッド車両の制御装置。 - 前記電力制御部は、前記モータを駆動させる電力を供給することが必要な場合に、前記バッテリにおける前記第2効率範囲発電量の電力を消費するまで、又は前記バッテリの電力が最低必要量となるまで、前記モータに電力を供給するように制御する請求項1に記載のハイブリッド車両の制御装置。
- 前記モータを駆動させる電力を供給することが必要な場合とは、前記モータのみにより前記ハイブリッド車両を走行させる場合、又は、前記エンジンの駆動力をアシストするために前記モータの駆動力を出力させる場合である請求項1又は請求項2のいずれか一項に記載のハイブリッド車両の制御装置。
- 前記発電量測定部は、前記エンジンが前記第1効率範囲で動作している場合に、前記モータにより発電されて前記バッテリに蓄積された電力量である第1効率範囲発電量を測定し、
前記電力制御部は、前記モータを駆動させる電力を供給することが必要な場合に、前記第2効率範囲発電量のすべての電力を消費しても、前記ハイブリッド車両を所定の状態にできない場合に、前記第1効率範囲発電量の電力を前記モータに供給するように制御する請求項1から請求項3のいずれか一項に記載のハイブリッド車両の制御装置。 - 前記第1効率範囲は、前記エンジンの回転数と前記エンジンの出力トルクとに対応するエンジン効率に関するエンジン特性における、等エンジン効率線に基づいて決定されている
請求項1から請求項4のいずれか一項に記載のハイブリッド車両の制御装置。 - 前記第1効率範囲は、前記エンジン特性における所定のエンジン効率以上の範囲である請求項5に記載のハイブリッド車両の制御装置。
- 前記第1効率範囲は、前記エンジンの回転数と前記エンジンの出力トルクとに対応するエンジン効率に関するエンジン特性における、エンジン効率が最も高い点である最高効率点でのエンジン回転数に対応する、モータの定格トルクと一致するエンジントルクにおけるエンジン効率に基づいて決定されている請求項1から請求項6のいずれか一項に記載のハイブリッド車両の制御装置。
- 前記ハイブリッド車両は、
前記エンジンと、前記モータとの間には、前記エンジンと前記モータとの間の駆動力の伝達、及び、遮断又は低減することが可能な動力伝達機構をさらに備え、
前記電力制御部は、前記動力伝達機構により前記エンジンと前記モータとの間の駆動力を伝達可能として、前記エンジンの駆動力により前記モータにより電力を発電させる請求項1から請求項7のいずれか一項に記載のハイブリッド車両の制御装置。 - 前記電力制御部は、前記エンジンが前記第1効率範囲内で動作している場合に、前記エンジンの駆動力により前記モータにより電力を発電させる請求項8に記載のハイブリッド車両の制御装置。
- エンジンと、前記エンジンの駆動力が伝達可能な駆動輪と、前記エンジンからの駆動力が伝達可能であるとともに、前記駆動輪との間で駆動力を伝達可能なモータと、前記モータを駆動させる電力を供給するとともに、前記モータにより発電された電力を蓄積するバッテリと、制御装置とを備えるハイブリッド車両であって、
前記制御装置は、
前記エンジンのエンジン特性における、前記エンジンのエンジン効率が比較的高い第1効率範囲を特定する情報を記憶する効率範囲情報記憶部と、
前記エンジンが前記第1効率範囲から外れた第2効率範囲で動作している場合に、前記モータにより発電されて前記バッテリに蓄積される電力量である第2効率範囲発電量を測定する発電量測定部と、
前記モータを駆動させる電力を供給することが必要な場合に、前記第2効率範囲発電量の電力を前記バッテリから前記モータに供給するように制御する電力制御部と、を備えるハイブリッド車両。
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