METHOD FOR CONTROLLING COASTING DRIVE OF ENVIRONMENTALLY FRIENDLY VEHICLE

摘要

A method for controlling coasting drive of an environmentally friendly vehicle comprises the following steps of: determining, by a controller, a deceleration target speed of the environmentally friendly vehicle based on a forward deceleration event of the environmentally friendly vehicle; determining, by the controller, a correction value of a charging limit amount to prevent a charging limit with respect to a battery based on a charging accumulation amount with respect to the battery in accordance with the charging limit amount with respect to the battery supplying electricity to a drive motor of the environmentally friendly vehicle and the forward deceleration event; and controlling, by the controller, the environmentally friendly vehicle with the deceleration target speed by performing hydraulic braking of the environmentally friendly vehicle based on the charging amount of the battery by the drive motor and the correction value of the charging limit amount.