|
|
Baseline Case |
Advanced Case |
|
CHAMBER |
|
|
|
Chamber
radius (m) |
10.5 |
11 |
|
|
|
|
|
MATERIALS |
|
|
|
Structural
material |
RAFS |
ODS FS |
|
Coolant/breeder |
Li |
Li |
|
|
|
|
|
FIRST
WALL/ARMOR |
|
|
|
W
armor thickness (mm) |
1 |
1 |
|
FS
front wall thickness (mm) |
3.5 |
3.5 |
|
|
|
|
|
BLANKET
SUBMODULE |
|
|
|
Submodule
average toroidal dimension (m) |
0.205 |
0.205 |
|
Submodule
average radial dimension (m) |
0.53 |
0.53 |
|
FW Li
channel dimension (mm) |
2.5 |
3.74 |
|
Total
FS wall thick. btwn annular and inner channels (mm) |
2 |
2 |
|
Insulator
sandwich layer conductance (W/m2-K) |
250 |
250 |
|
|
|
|
|
COOLANT
AND POWER CYCLE PARAMETERS |
|
|
|
Li
inlet temperature (deg C) |
405 |
542 |
|
Li
outlet temperature (deg C) |
575 |
800 |
|
Li
annular flow (including FW) outlet temp. (deg C) |
499 |
674 |
|
Average
velocity in FW channel (m/s) |
3.69 |
1.63E |
|
Average
velocity in inner channel (m/s) |
0.147 |
0.0974 |
|
Total
pressure drop (annular chan. +inner chan.) (MPa) |
0.477 |
0.0677 |
|
Total
pumping power (MW) |
3.07 |
0.298 |
|
Brayton
power cycle efficiency |
0.375 |
0.485 |
|
|
|
|
|
TEMPERATURES |
|
|
|
Approximate
pre-shot W Tmax (deg C) |
549 |
722 |
|
Maximum
W armor temperature(deg C) |
<2400 |
<2400 |
|
Approx.
FW FS Tmax (deg C) |
545 |
719 |
|
Approx.
FW FS radial Tavg at Tmax location (deg C) |
524 |
700 |
|
Approx.
average blkt FS temp. at inlet to blanket (deg C) |
490 |
671 |
|
Approx.
average blanket FS temperature at FW exit (deg C) |
499 |
674 |
|
Li/FS
interface temperature at inner channel outlet (deg C) |
558 |
771 |
|
Max.
Li/FS Interface Temp. at front side of FW channel (deg C) |
504 |
681 |