Fuel cell powerplant employing an aqueous solution

摘要

A fuel cell powerplant 10 having a flow path 20 for an aqueous solution includes a device 18 for disposing in the solution ferric hydrous oxide of a character that retards the deposition of iron based compounds. The device is disposed within the powerplant and receives water from a conduit 42 which communicates with a component of the fuel cell powerplant, such as a fuel cell stack 12.