Power Capacity 1000 kW Charge Time 12 hr Electrical Potential of 1 Cell 1.639 Volts Number of Cell Stacks in Batter 20 Cost of Vanadium 25.13 $/kg Cost of Ion Exchange Membrane 25 $/m2 Cost of Current Collectors 51 $/m2 Cost of Carbon Felt 20 $/m2

Table 2: Design Variables for Estimate of VRB Fixed Capital Investment.