Patent ID: 6964821

Claim:
A fuel supply system for fuel cells, which functions to supply either one of a fuel for said fuel cells and a source material used to generate the fuel for said fuel cells, said fuel supply system comprising: said fuel cells; a storage module that is connected to said fuel cells and stores either one of the fuel and the source material therein; a supply module that connects with said storage module to supply either one of the fuel and the source material to said storage module; a fuel cells working status specification module that determines whether or not said fuel cells are in a power generation state; and a supply prohibition module that, when said fuel cells working status specification module determines that said fuel cells are in the power generation state, prohibits a start of the supply of either one of the fuel and the source material from said supply module to said storage module; and an input module that receives an instruction of starting operation of said fuel cells and an instruction of stopping the operation of said fuel cells, wherein said fuel cells working status specification module determines that said fuel cells are in the power generation state when the instruction of starting the operation of said fuel cells is given to said input module but no instruction of stopping the operation of said fuel cells is subsequently given to said input module.