Patent ID: 7553572

Claim:
A fuel cell device having a material feed unit for feeding fuel of hydrocarbon system, a fuel reform unit for creating hydrogen from the material fed from said material feed unit and supplying the hydrogen, a fuel cell stack unit for generating power from the hydrogen fed from said fuel reform unit and air, a cooling water supply unit for supplying cooling water to said fuel cell stack unit to control its temperature in order for said fuel cell stack unit to generate electric power stably and a control unit for controlling output power generated from said fuel cell stack unit in compliance with use purposes, said device comprising memory means for storing information necessary for maintenance or inspection of said fuel cell device, wherein said memory means includes a rewritable memory and stores information internal of said memory in a partitive memory area comprised of a use environment information memory area for storing use environment conditions, a material feed information memory area for storing attribute information of said material feed unit, a fuel reform information memory area for storing attribute information of said fuel reform unit, a cell stack information memory area for storing attribute information of said fuel cell stack unit and a cooling water supply information memory area for storing attribute information of said cooling water supply unit.