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