Page 60 - Fundamentals of Magnetic Thermonuclear Reactor Design

ITER – International Thermonuclear Experimental Reactor Chapter | 3 43

TABLE 3.1 Main Design Parameters of the ITER Reactor
Parameters
Fusion power (MW) at long-pulse scenario 500
Short-pulse scenario 700
Major radius (m) 6.2
Minor radius (m) 2.0
Q factor a ≥10
2
Average neutron wall loading (MW/m ) >0.5
Induction pulse duration (s) 450
Stability margin 3
Toroidal magnetic field maximum (T) 11.8
3
Plasma volume (m ) 816
2
Plasma column surface area (m ) 680
a The ratio of fusion power to additional heating power.

TABLE 3.2 ITER Parameters Designed for the D–T Campaign

Working cycle scenario
Parameters Inductive Hybrid Non-inductive
Fusion power (MW) 500 400 356
Q factor 10.0 5.4 6.0
Total plasma heating power (MW), 151 154 130
of which additional heating power 50 73 59
(MW)
Plasma thermal energy (MJ) 353 310 287
Aspect ratio 6.2/2.0 6.2/2.0 6.35/1.85
Discharge current (MA) 15.0 13.8 9.0
Toroidal magnetic field on the plasma 5.3 5.3 5.18
column axis (T)
Working cycle duration (s) 450 1,000 3,000
Minimum cycle repetition time (s) 1,800 4,000 12,000
3
Maximum D–T flow rate (Pa m /s) 200 160 120