ARIES-ST TF Coil Cost Summary
Component Finished Mass Total Cost Unit Cost
Copper Centerpost 0.85 Mkg $6.88 M $8.09
TF Vacuum Vessel 0.04 Mkg $3.39 M $85.14
Al Spray Cast Shell 2.69 Mkg $13.05 M $4.85
TF Coil System 3.58 Mkg $23.32 M $6.51
Use of these low-cost, highly-automated fabrication techniques for the centerpost and TF return shell has the promise of reducing the capital cost by $200M -$300M and lowering the cost of fusion-generated electricity by approximately 10% for this application.