Table 1.

Specific costs in the initial calculation (base reference) [23].

Symbol	Description	Units	Fee
$\mathit{F}\mathit{C}.\mathit{C}\mathit{i}\mathit{n}\mathit{v}$	PEMFC investment cost, including balance of plant (BOP).	$/kW	(3947) $\delta HYSYS$
$\mathit{F}\mathit{C}.\mathit{C}\mathit{O}\&\mathit{M}$	PEMFC annual operating and maintenance cost.	$/kW	(118) $\delta HYSYS$
$\mathit{F}\mathit{C}.\mathit{C}\mathit{R}\mathit{e}\mathit{p}$	PEMFC replacement costs occur every 5 years.	$/kW	(1815) $\delta HYSYS$
$\mathit{E}.\mathit{C}\mathit{i}\mathit{n}\mathit{v}$	Electrolyzer investment cost, including BOP.	$/kW	(4600) $\delta HYSYS$
$\mathit{E}.\mathit{O}\&\mathit{M}$	Electrolyzer annual operating and maintenance cost.	$/kW	(138) $\delta HYSYS$
$\mathit{E}.\mathit{C}\mathit{R}\mathit{e}\mathit{p}$	Electrolyzer replacement costs occur every 5 years.	$/kW	(1610) $\delta HYSYS$
$\mathit{H}\mathit{T}.\mathit{C}\mathit{i}\mathit{n}\mathit{v}$	Hydrogen storage tank investment cost, including BOP.	$/kWh	(14.241) $\delta HYSYS$
$\mathit{H}\mathit{T}.\mathit{O}\&\mathit{M}$	Hydrogen storage tank annual operating and maintenance cost.	$/kWh	(0.285) $\delta HYSYS$
$\mathit{P}\mathit{V}.\mathit{C}\mathit{i}\mathit{n}\mathit{v}$	PV investment cost, including balance of system (BOS). Lifetime 20 years.	$/kW	(1547) $\delta PVSYS$
$\mathit{P}\mathit{V}.\mathit{O}\&\mathit{M}$	PV annual operating and maintenance cost.	$/kW	(24) $\delta PVSYS$
$\mathit{P}\mathit{V}.\mathit{C}\mathit{R}\mathit{e}\mathit{p}$	PV-Inverter replacement costs occur every 10 years.	$/kW	(80) $\delta PVSYS$