PROBLEM TO BE SOLVED: To shorten shift time of a simultaneous shift between an electric differential part and a staged automatic shift part.SOLUTION: With an electronic control apparatus, on a power-on shift-down in a simultaneous shift between an electric differential part and an automatic transmission part, a post-correction target engine revolution speed change rate B in the case of an actual engine revolution speed Nbeing less than a speed determination value A is set higher than a post-correction target engine revolution speed change rate D in the case of the actual engine revolution speed being equal to or higher than the speed determination value A, and a post-correction target input revolution speed change rate C in the case of the actual engine revolution speed Nbeing less than a speed determination value A is set lower than a post-correction target input revolution speed change rate E in the case of the actual engine revolution speed being equal to or higher than the speed determination value A. This increases an engine revolution speed Nin an earlier stage from starting a shift, increasing an engine output P. This in turns shortens shift time of a power-on shift down in simultaneous shift between the electric differential part and automatic shift part.SELECTED DRAWING: Figure 6

    【課題】電気式差動部と有段式自動変速部との同時変速の変速時間を短縮させる。【解決手段】電子制御装置によれば、電気式差動部と自動変速部との同時変速でのパワーオンダウンシフトにおいて、実エンジン回転数NEが速度判定値A未満の場合の補正後目標エンジン回転数変化率Bが、速度判定値A以上の場合の補正後目標エンジン回転数変化率Dよりも高くされ、実エンジン回転数NEが速度判定値A未満の場合の補正後目標入力回転数変化率Cが、速度判定値A以上の場合の補正後目標入力回転数変化率Eよりも低くされる。このため、変速開始時から早期の段階でエンジン回転数NEが上昇させられてエンジン出力PEが高められる。これにより、電気式差動部と自動変速部との同時変速でのパワーオンダウンシフトの変速時間を短縮させることができる。【選択図】図6


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    Title :

    CONTROL APPARATUS FOR VEHICULAR POWER TRANSMISSION DEVICE


    Additional title:

    車両用動力伝達装置の制御装置


    Contributors:

    Publication date :

    2017-02-23


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B60W CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION , Gemeinsame Steuerung oder Regelung von Fahrzeug-Unteraggregaten verschiedenen Typs oder verschiedener Funktion / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / F02D CONTROLLING COMBUSTION ENGINES , Steuern oder Regeln von Brennkraftmaschinen / F16H Getriebe , GEARING



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