FUEL CELL SYSTEM AND DRIVING METHOD THEREOF

摘要

Provided is a fuel cell system that supplies the requested power of a load system while maintaining output power at an even level, and thus prevents a malfunction or a breakdown caused by change of the requested power of a notebook computer. In a fuel cell system supplying a certain amount of use power to a load system, the fuel cell system comprises: a fuel cell part that outputs a preset power using fuel and air; a power part charged by an external power; a control part that analyzes a use pattern of the load system and controls the fuel cell part to output a certain amount of power, and detects the use power to be supplied to the load system and controls the operation of the power part; and an output part that selectively supplies power output in the fuel cell part and a part thereof from the power part to the load system according to control of the control part.