Top: general system concept, bottom: prototypes of FC/MH forklift and MH based H₂ refuelling station (Impala Platinum refineries, South Africa). 1 – utility vehicle (forklift), 2 – fuel cell power module with integrated H₂ storage, 3 – refuelling system. Technical characteristics: full-load (VDI-60) operation time 3.1 h, average power 10 kW. Mass of the metal hydride system 250 kg. Useable H₂ capacity 1.83 kg. Hydrogen charging pressure 185 bar. Charging time 6-15 minutes.