Patent ID: 6242119
Filing Date: 2001-06-05
Classification: H01M,Y02E

Abstract:
A fuel cell system provided with a reformer for producing reformed gas containing hydrogen gas from a liquid mixture of methanol and water, in which said reformed gas is supplied to a fuel cell including an anode electrode and a cathode electrode provided opposingly with an electrolyte interposed therebetween, said fuel cell system comprising:a methanol tank for storing methanol;a water recovery tank for storing water discharged from at least said fuel cell;an aqueous methanol solution tank for being supplied with methanol and water after being measured from said methanol tank and said water recovery tank respectively, and supplying said liquid mixture of methanol and water to said reformer; anda changeover valve connected under said water recovery tank, capable of draining all of the water contained in said water recovery tank and in at least one water passage coupled to one of said water recovery tank, said methanol tank, and said reformer.