PROBLEM TO BE SOLVED: To provide an electric-vehicular brake force control apparatus that prevents a reduction in regenerative power while preventing a delay in generating drive force at reacceleration.SOLUTION: An electric vehicle is incorporated with: a multi-stage gear transmission 1 in a power transmission path encompassing from a first motor-generator MG1, being a power source, to a drive wheel 19 for realizing plural shift stages; and a motor control unit 22 for performing regenerative deceleration by controlling regenerative brake force of the first motor-generator MG1 in accordance with required brake force within the range of maximum regenerative brake force (Max brake force) of the first motor-generator MG1. The multi-stage gear transmission 1 cuts the power transmission path at a down-shift associated with the regenerative deceleration. Further, when a shift stage of the multi-stage gear transmission 1 is at a lowest shift stage (EV 1 st ICE-) during regenerative deceleration, the motor control unit 22 does not limit the maximum value of regenerative brake force provided by the first motor-generator MG1.SELECTED DRAWING: Figure 1

    【課題】再加速時の駆動力発生の遅れを防止しつつ、回生電力の低減防止を達成する電動車両の制動力制御装置を提供する。【解決手段】動力源となる第1モータジェネレータMG1から駆動輪19までの動力伝達経路に、複数の変速段を実現する多段歯車変速機1を搭載すると共に、第1モータジェネレータMG1の最大回生制動力(MAX制動力)までの範囲内で、要求制動力に応じて第1モータジェネレータMG1の回生制動力を制御して回生減速を行うモータコントロールユニット22を備える。多段歯車変速機1は、回生減速に伴うダウンシフト時に動力伝達経路を切り、モータコントロールユニット22は、回生減速中に多段歯車変速機1の変速段が最ロー変速段(EV1st ICE-)のとき、第1モータジェネレータMG1による回生制動力の最大値を制限しない。【選択図】図1


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    Title :

    ELECTRIC-VEHICULAR BRAKE FORCE CONTROL APPARATUS


    Additional title:

    電動車両の制動力制御装置


    Contributors:

    Publication date :

    2017-01-12


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / B60T Bremsanlagen für Fahrzeuge oder Teile davon , VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF / 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



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