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Xcellsis Gesellschaft (Neue Strae 95, 73230 Kirchheim, Germany; Tel: 0 70 21-89 38 96, Fax: 0 70 21-89 40 66) and BASF Aktiengesellschaft researchers have found a way to regenerate catalysts in a fuel-cell vehicle using methanol.
When catalytic activity is failing, Xcellsis uses hydrogen gas or a hydrogen-rich gas to purge the catalyst of poisons, partially restoring it and prolonging its life.
Another advantage of the reactivation phases is that unactivated portions of the catalyst are activated by the hydrogen ...