| NSTX | NSTX_CSU | Paux | Tpulse | Trep | Pavg | |||||||||
| ND | SND | DND | SND | DND | Existing NSTX practice, typ. | 4 | 1 | 300 | 13 | |||||
| Major Radius [R0] | 0.8540 | 0.8540 | 0.8540 | m | 0.9344 | 0.9344 | m | NSTX CSU baseline heating, upgraded rep rate | 9 | 5 | 1200 | 38 | ||
| Aspect Ratio [A] | 1.27 | 1.27 | 1.27 | 1.50 | 1.50 | NSTX CSU upgraded heating, upgraded rep rate | 14 | 5 | 1200 | 58 | ||||
| Minor Radius [a] | 0.6745 | 0.6745 | 0.6745 | m | 0.6229 | 0.6229 | m | NSTX CSU baseline heating, upgraded rep rate | 9 | 5 | 2400 | 19 | ||
| Total Heating power (nbi+rf+ohmic) [Pheat] | 6 | 6 | 6 | MW | 14 | 14 | MW | NSTX CSU baseline heating, baseline rep rate | 14 | 5 | 2400 | 29 | ||
| Fusion power gain [Q] | 0 | 0 | 0 | 0 | 0 | |||||||||
| Fusion power [Pfusion] | 0 | 0 | 0 | MW | 0 | 0 | MW | |||||||
| Alpha power [Palpha] | 0 | 0 | 0 | MW | 0 | 0 | MW | |||||||
| Neutron power [Pneutron] | 0 | 0 | 0 | MW | 0 | 0 | MW | |||||||
| Power fraction radiated from core [frad_core] | 0.125 | 0.125 | 0.125 | 0.125 | 0.125 | |||||||||
| Power fraction in SOL [fsol] | 0.875 | 0.875 | 0.875 | 0.875 | 0.875 | |||||||||
| Total Power in SOL [Psol] | 5.25 | 5.25 | 5.25 | MW | 12.25 | 12.25 | MW | |||||||
| Single Null (1) or Double Null (2) | 2 | 1 | 2 | 1 | 2 | |||||||||
| Center Stack... | ||||||||||||||
| SOL Power fraction to Center Stack [fcs] | 0.50 | 0.00 | 0.00 | 0.00 | 0.00 | |||||||||
| Total Power to Center Stack [Pcs] | 2.63 | 0.00 | 0.00 | MW | 0.00 | 0.00 | MW | |||||||
| Power Dissipation Half Height [h] | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | |||||||||
| Power Dissipation Area [Acs] | 2.26 | 2.26 | 2.26 | m^2 | 3.91 | 3.91 | m^2 | |||||||
| Average Loss Power Flux [qcs] | 1.16 | 0.00 | 0.00 | MW/m^2 | 0.00 | 0.00 | MW/m^2 | |||||||
| Peaking factor | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | |||||||||
| Peak Power Flux | 1.16 | 0.00 | 0.00 | MW/m^2 | 0.00 | 0.00 | MW/m^2 | |||||||
| Tpulse | 5.00 | 5.00 | 5.00 | sec | 5.00 | 5.00 | sec | |||||||
| W Center Stack | 5.82 | 0.00 | 0.00 | MJ/m^2 | 0.00 | 0.00 | MJ/m^2 | |||||||
| Trep | 300 | 300 | 300 | sec | 1200 | 1200 | sec | |||||||
| Power Flux Center Stack | 19.39 | 0.00 | 0.00 | kW/m^2 | 0.00 | 0.00 | kW/m^2 | |||||||
| Inboard Divertor.... | ||||||||||||||
| SOL Power fraction to divertor [fdiv] | 0.00 | 0.25 | 0.20 | 0.25 | 0.20 | |||||||||
| Power fraction radiated at divertor [frad,div] | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | |||||||||
| Up/down asymmetry [Ku/l] | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | |||||||||
| Power flux width at midplane [Ĉmp] | 0.01 | 0.01 | 0.01 | m | 0.01 | 0.01 | m | |||||||
| Flux expansion factor [fflux] | 30 | 20 | 20 | 20 | 20 | |||||||||
| Private flux region additional area factor [fpfr] | 0.33 | 0.33 | 0.33 | 0.33 | 0.33 | |||||||||
| Incidence angle [alpha] | 60 | 60 | 60 | degrees | 60 | 60 | degrees | |||||||
| Radius to strike point [Rsp] | 0.23 | 0.23 | 0.23 | m | 0.42 | 0.42 | m | |||||||
| Power flux width at divertor [Ĉdiv] | 0.46 | 0.31 | 0.31 | m | 0.31 | 0.31 | m | |||||||
| Divertor target area | 0.66 | 0.44 | 0.44 | m^2 | 0.80 | 0.80 | m^2 | |||||||
| Power to divertor [Pdiv] | 0.00 | 1.31 | 0.53 | MW | 3.06 | 1.23 | MW | |||||||
| Average power flux [qavg] | 0.00 | 2.99 | 1.19 | MW/m^2 | 3.82 | 1.53 | MW/m^2 | |||||||
| Peak power flux [qpeak] | 0.00 | 4.73 | 1.89 | MW/m^2 | 6.05 | 2.42 | MW/m^2 | |||||||
| Total Power in Inboard Divertors [Pibd] | 0.00 | 1.31 | 1.05 | MW | 3.06 | 2.45 | MW | |||||||
| Outboard Divertor.... | ||||||||||||||
| SOL Power fraction to divertor [fdiv/fsol] | 0.50 | 0.75 | 0.80 | 0.75 | 0.80 | |||||||||
| Power fraction radiated at divertor [frad,div] | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | |||||||||
| Up/down asymmetry [Ku/l] | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | |||||||||
| Power flux width at midplane [Ĉmp] | 0.01 | 0.01 | 0.01 | m | 0.01 | 0.01 | m | |||||||
| Flux expansion factor [fflux] | 5 | 20 | 20 | 20 | 20 | |||||||||
| Private flux region additional area factor [fpfr] | 0.33 | 0.33 | 0.33 | 0.33 | 0.33 | |||||||||
| Incidence angle [alpha] | 45 | 60 | 60 | degrees | 60 | 60 | degrees | |||||||
| Radius to strike point [Rsp] | 0.30 | 0.30 | 0.30 | m | 0.49 | 0.49 | m | |||||||
| Power flux width at divertor [Ĉdiv] | 0.09 | 0.31 | 0.31 | m | 0.31 | 0.31 | m | |||||||
| Divertor target area | 0.18 | 0.58 | 0.58 | m^2 | 0.95 | 0.95 | m^2 | |||||||
| Power to divertor [Pdiv] | 1.31 | 3.94 | 2.10 | MW | 9.19 | 4.90 | MW | |||||||
| Average power flux [qavg] | 7.40 | 6.80 | 3.63 | MW/m^2 | 9.65 | 5.15 | MW/m^2 | |||||||
| Peak power flux [qpeak] | 11.71 | 10.76 | 5.74 | MW/m^2 | 15.27 | 8.14 | MW/m^2 | |||||||
| Total Power in Outboard Divertors [Pobd] | 2.63 | 3.94 | 4.20 | MW | 9.19 | 9.80 | MW | |||||||
| First Wall... | ||||||||||||||
| Total Power to First Wall [Pfw] | 0.75 | 0.75 | 0.75 | MW | 1.75 | 1.75 | MW | |||||||
| Area of First Wall [Afw] | 24.74 | 24.74 | 24.74 | m^2 | 27.85 | 27.85 | m^2 | |||||||
| Average Neutron Power Flux [qnfw] | 0.00 | 0.00 | 0.00 | MW/m^2 | 0.00 | 0.00 | MW/m^2 | |||||||
| Average Loss Power Flux [qfw] | 0.03 | 0.03 | 0.03 | MW/m^2 | 0.06 | 0.06 | MW/m^2 | |||||||
| Peaking factor | 2.00 | 2.00 | 2.00 | 2.00 | 2.00 | |||||||||
| Peak Power Flux | 0.06 | 0.06 | 0.06 | MW/m^2 | 0.13 | 0.13 | MW/m^2 | |||||||
| Tpulse | 5.00 | 5.00 | 5.00 | sec | 5.00 | 5.00 | sec | |||||||
| W first wall | 0.30 | 0.30 | 0.30 | MJ/m^2 | 0.63 | 0.63 | MJ/m^2 | |||||||
| Trep | 1200 | 1200 | 1200 | sec | 1200 | 1200 | sec | |||||||
| Pavg first wall | 0.25 | 0.25 | 0.25 | kW/m^2 | 0.52 | 0.52 | kW/m^2 | |||||||