JP6384464B2 - 動力伝達装置の制御装置 - Google Patents
動力伝達装置の制御装置 Download PDFInfo
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- JP6384464B2 JP6384464B2 JP2015243656A JP2015243656A JP6384464B2 JP 6384464 B2 JP6384464 B2 JP 6384464B2 JP 2015243656 A JP2015243656 A JP 2015243656A JP 2015243656 A JP2015243656 A JP 2015243656A JP 6384464 B2 JP6384464 B2 JP 6384464B2
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- B60W20/14—Controlling the power contribution of each of the prime movers to meet required power demand in order to stay within battery power input or output limits; in order to prevent overcharging or battery depletion in conjunction with braking regeneration
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Description
12:動力伝達装置
14:エンジン
16:動力分配機構(差動機構)
18:駆動輪
20:自動変速機(機械式変速機構)
30:電気式無段変速機(電気式変速機構)
32:伝達部材(電気式変速機構の出力回転部材)
34:変速機入力軸(機械式変速機構の入力回転部材)
50:電子制御装置(制御装置)
54:変速制御部
56:電動機作動制御部
58:回生変化率判定部
80:車両
82:動力伝達装置
90:自動変速機(機械式変速機構)
96:駆動輪
C:クラッチ(係合装置)
MG1:第1電動機(差動用電動機)
MG2:第2電動機(走行用電動機)
MG:電動機(走行用電動機)
Claims (6)
- 走行用電動機と、前記走行用電動機と駆動輪との間の動力伝達経路の一部を構成する自動変速機である機械式変速機構とを備えた動力伝達装置において、車両のコースト走行中に制動操作に応じた回生トルクが得られるように前記走行用電動機の回生制御を実行する電動機作動制御部と、所定の関係に従って前記機械式変速機構の変速制御を実行する変速制御部とを備えた、動力伝達装置の制御装置であって、
前記回生トルクの変化率の絶対値が所定値未満であるか否かを判定する回生変化率判定部を更に備え、
前記変速制御部は、前記コースト走行中に前記機械式変速機構のダウンシフトを判断した場合には、前記回生トルクの変化率の絶対値が前記所定値未満であると判定されることを条件として前記ダウンシフトを実行することを特徴とする動力伝達装置の制御装置。 - 前記変速制御部は、前記コースト走行中に前記機械式変速機構のダウンシフトを判断したときに前記回生トルクの変化率の絶対値が前記所定値未満でないと判定された場合には、前記回生トルクの変化率の絶対値が前記所定値未満であると判定されるまで前記ダウンシフトを実行しないことを特徴とする請求項1に記載の動力伝達装置の制御装置。
- 前記制動操作に応じた回生トルクは、制動操作量が大きい程大きくされる回生要求トルクであり、
前記回生トルクの変化率は、前記回生要求トルクの変化率であることを特徴とする請求項1又は2に記載の動力伝達装置の制御装置。 - 前記機械式変速機構は、係合装置の係合と解放とにより変速が実行されて複数の変速段が選択的に形成される自動変速機であることを特徴とする請求項1から3の何れか1項に記載の動力伝達装置の制御装置。
- 前記所定値は、前記自動変速機の変速段毎に予め定められていることを特徴とする請求項4に記載の動力伝達装置の制御装置。
- 前記動力伝達装置は、エンジンに動力伝達可能に連結された差動機構と前記差動機構に動力伝達可能に連結された差動用電動機とを有し前記差動用電動機の運転状態が制御されることにより前記差動機構の差動状態が制御される電気式変速機構を更に備えており、
前記電気式変速機構の出力回転部材に、前記走行用電動機が動力伝達可能に連結されると共に前記機械式変速機構の入力回転部材が連結されることを特徴とする請求項1から5の何れか1項に記載の動力伝達装置の制御装置。
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