A component having impurities that retain impurities reversibly, a fuel cell including the components and a regeneration method thereof

摘要

An impurity trap (() 13) for inversely retaining impurities includes: an inlet connected to a source of dihydrogen to be purified; an outlet for outputting purified dihydrogen,The treatment chamber is arranged between the inlet and the first outlet, and the treatment chamber comprises an adsorption material selected from carbonaceous materials and / or ceramics ((14) and a device for catching impurities circulating between the inlet and the first outlet, and a catalyst (15) is configured to carry out catalytic combustion in the presence of carbon dioxide and dihydrogen, wherein the catalyst（