Apparatus for guiding economic velocity of a motor vehicle in the city driving and method thereof

摘要

An economical speed guiding device for a vehicle according to the present invention comprises: a passing time measuring part for measuring a time when a vehicle passes through an intersection; A passing speed measuring unit for measuring a passing velocity Vp of the vehicle when passing through an intersection; A distance calculation unit for calculating a distance to a next intersection existing on a route on which the vehicle travels to a destination; A signal condition information acquisition unit for acquiring status information of the traffic signal of the next intersection at the intersection passage time; A vehicle state information acquiring unit for acquiring fuel consumption amount information of an output of the vehicle; A calculation unit for calculating a fuel consumption reduction type running speed by using the distance to the next intersection, the state information of the next traffic signal, the fuel consumption amount information on the output of the vehicle, and the passing speed Vp of the vehicle when passing through the intersection; And an output section for outputting the calculated fuel consumption reduction type running speed Vt to the driver.;Traffic lights, driving speed, economy driving, fuel consumption, lighting cycle, city center, traffic signal