Power Net Apparatus of the Fuel Cell and Control Method Thereof

In an embodiment a power apparatus includes a fuel cell configured to supply power to an inverter of a vehicle, a supercapacitor configured to assist the fuel cell, a bidirectional converter configured to charge and discharge the fuel cell and the supercapacitor and a controller configured to drive the vehicle by controlling the supercapacitor to be charged and discharged depending on a current required by the inverter for driving the vehicle and to assist the fuel cell.