An electric vehicle 1 comprises an electric motor 4 for driving a wheel; a main battery 95 for activating the electric motor; a case 8 to which a sub-battery 6 for activating the electric motor is detachably mounted; a connection terminal 83 to which a terminal 60 of the sub-battery 6 mounted to the case 8 section is connected; a mounting detecting sensor 84 for detecting that the connection terminal 83 is connected to the terminal of the sub-battery 6; and a controller 3 which detects the SOCs of the batteries and is electrically connected to the electric motor 4, the main battery 95, the connection terminal 83 and the mounting detecting sensor 84, wherein the controller 3 is configured such that when the mounting detecting sensor 84 detects that the connection terminal is connected to the terminal of the sub-battery 6, and the SOC of the sub-battery 6 is equal to or greater than a predetermined value, electric power is supplied preferentially from the sub-battery 6 to the electric motor, and when the mounting detecting sensor 84 that the connection terminal is connected to the terminal of the sub-battery 6, and the SOC of the sub-battery 6 is less than the predetermined value, the electric power is supplied from the main battery 95 to the electric motor 4.
ELECTRIC VEHICLE AND METHOD FOR DRIVING ELECTRIC VEHICLE
ELEKTROFAHRZEUG UND STEUERUNGSVERFAHREN FÜR EIN ELEKTROFAHRZEUG
VÉHICULE ÉLECTRIQUE ET PROCÉDÉ POUR CONDUIRE UN VÉHICULE ÉLECTRIQUE
2016-07-13
Patent
Electronic Resource
English
Electric vehicle driving apparatus and electric vehicle driving method
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