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System for supplying hydrogen to fuel cell stack from hydrogen storage unit, has heat exchanger for supplying pre-heated hydrogen to stack to facilitate generation of power by stack, and pressure control valve provided downstream to exchanger 2023-07-19
System for supplying oxidants to fuel cell, comprises one cathode fuel cell stack and one anode fuel cell stack, inlet units configured to take in air containing oxidants from ambient, and one air purification units configured to be in communication downstream of inlet units 2023-07-19