18
2 Discharges in Current Large Tokamaks
Table 2.1
Main plasma parameters of large- or medium-sized tokamaks
Name of Tokamak Location
Major
Radius
(m)
Minor
Radius
(m)
Magnetic
field (T)
Heating power (MW)
Plasma
current
(MA)
Configuration Year(s) of
operation
Plasma-facing
material
Total
ECH
ICH
NBI
LH
ALCATOR
C-Mod
USA,
MIT
0.67
0.22
8
8
6
DNB
only
2.5
2
D-shape
Divertor
(single or
double null)
1993–2016 Mo
ASDEX-upgrade Germany,
Garching
1.65
0.5–0.8 3.9
30
4
6
20
1.4
D-shape
Divertor
1991
Full Carbon
↓
W-coated C
DIII-D
USA,
San Diego
1.67
0.67
2.2
31
6
5
20
3
D-shape
double null
divertor
1986
Full Carbon
with DiMES
for materials
test
EAST
China,
Hefei
1.75
0.43
5.0 (SC)
7
0.5
3
4
0.5
D-shape
Divertor
(single or
double) and
limiter
2006
Full Carbon
↓
W-coated C
ITER
France,
Cadarache
6.2
2
5.3 (SC)
20
20(40) 33(50) 0(40) 15
D-shape
Divertor
2025
Be first wall
W divertor
(continued)