PROBLEM TO BE SOLVED: To solve the problem of a conventional shift control device for an electric vehicle in which, engagement clutch connection request is transmitted after the rotational frequencies on an input side and an output side of an engagement clutch are synchronized; however, as an operation speed of the engagement clutch is not regulated, time until the completion of engagement can become long, and quick response to an acceleration request from a driver cannot be achieved.SOLUTION: A shift control device for an electric vehicle includes: a drive motor MG2 for generating a driving torque transmitted to a driving wheel; and an accelerator opening sensor for detecting an accelerator opening. Also, the shift control device includes a transmission 3 which has a low speed stage in which an engagement clutch 3b is provided for transmitting the driving torque when an input side and an output side are engaged and a high speed stage, and which is provided between the drive motor and the driving wheel 10. Furthermore, the shift control device includes clutch control means, and the clutch control means engages the engagement clutch after the rotational frequencies on the input side and the output side of the engagement clutch are synchronized. In the case of engaging the engagement clutch, the larger the accelerator opening is, the larger the operation speed of the engagement clutch becomes.SELECTED DRAWING: Figure 1

    【課題】従来の電動車両の変速制御装置は、噛合クラッチの入力側と出力側の回転数が同期した後に噛合クラッチの接続要求を送信しているが、噛合クラッチの動作速度を規定していないために締結完了までの時間が長くなることがあり、ドライバの加速要求に素早く応答できないといった問題を解決する。【解決手段】駆動輪に伝達する駆動トルクを発生する駆動モータMG2と、アクセル開度を検出するアクセル開度センサとを備えている。また、入力側と出力側とが係合した時に駆動トルクを伝達する係合クラッチ3bを設けた低速段と、高速段とを有して、駆動モータと駆動輪10との間に設けた変速機3を備えている。さらに、クラッチ制御手段を備えて、クラッチ制御手段が係合クラッチの入力側と出力側との回転数が同期した後に係合クラッチを締結する。係合クラッチを締結する場合において、アクセル開度が大きいほど係合クラッチの動作速度を大きくする。【選択図】図1


    Access

    Download


    Export, share and cite



    Title :

    SHIFT CONTROL DEVICE FOR ELECTRIC VEHICLE


    Additional title:

    電動車両の変速制御装置


    Contributors:

    Publication date :

    2016-04-25


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    F16D COUPLINGS FOR TRANSMITTING ROTATION , Nicht schaltbare Kupplungen / 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 / F16H Getriebe , GEARING / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen



    Electric vehicle shift control device

    TSUKIZAKI ATSUSHI / TOYOTA RYOHEY / HIBI TOSHIFUMI et al. | European Patent Office | 2015

    Free access

    ELECTRIC VEHICLE SHIFT CONTROL DEVICE

    TSUKIZAKI ATSUSHI / TOYOTA RYOHEY / HIBI TOSHIFUMI et al. | European Patent Office | 2018

    Free access

    SHIFT CONTROL DEVICE FOR ELECTRIC VEHICLE

    KURITA TAKASHI / TSUKIZAKI ATSUSHI / TOYOTA RYOHEY et al. | European Patent Office | 2015

    Free access

    SHIFT CONTROL DEVICE FOR ELECTRIC VEHICLE

    KURITA TAKASHI / TSUKIZAKI ATSUSHI / TOYOTA RYOHEY et al. | European Patent Office | 2015

    Free access

    Shift control device for electric vehicle

    KURITA TAKASHI / TSUKIZAKI ATSUSHI / TOYOTA RYOHEY et al. | European Patent Office | 2016

    Free access