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Microgrid for High-Surety Power: Architectures, Controls, Protection, and Demonstration 371
Grid Load
Gas engine Battery
PV panel Fuel cell
H 2
O 2
FIGURE 14.15 Fuel cell power mode of Super UPS.
Grid Load
Gas engine Battery
PV panel Fuel cell
H 2
O 2
(a)
Grid Load
Gas engine Battery
PV panel Fuel cell
H 2
O 2
(b)
FIGURE 14.16 Power flows of FC power mode.