Civil Engineering Reference
In-Depth Information
Table 3.4
Design characteristics of the ABWR (General Electric, HITACHI, TOSHIBA) and
ABWR-II (General Electric, HITACHI, TOSHIBA) [
21
,
22
]
ABWR (General Electric,
HITACHI, TOSHIBA)
ABWR-II (General Electric,
HITACHI, TOSHIBA)
Reactor power
Thermal
MW(th)
3,926
4,960
Electrical net
MW(e)
1,300
1,718
Plant efficiency (net)
%
33.1
33
Number of main steam
lines
3
4
Reactor core
Equivalent core
diameter
m
5.16
5.41
Active core height
m
3.81
3.71
Specific core power
kW(th)/l
49.2
58.1
Density
kW(th)/kg U 25
26.1
Number of fuel
elements
872
424
Total amount of fuel
(uranium mass)
t U
157
190
Fuel element and control element
Fuel
UO
2
UO
2
U-235 fuel enrichment
average
w/%
4
5.2
Cladding material
Zircaloy (annealed)
Zircaloy (annealed)
Cladding outer
diameter
mm
10.3
10.3
Cladding thickness
mm
0.66
0.66
Av. specific fuel rod
power
W/cm
133
116
4
a
(square lattice)
Fuel assembly array
10
10 (square lattice)
8
8
Number of control rods
205
197
Absorber material
B
4
C, Hafnium
B
4
C, Hafnium
Soluble poison
Boron
Boron
Number of control
elements
193
157
Heat transfer system
Primary system
Total coolant flow rate
(core flow)
t/s
14.5
15.7
Coolant pressure
MPa
7.07
7.17
C
Feedwater temp.
216
216
C
Core coolant
inlet temp.
278
277
Steam outlet temp.
C
288
288
Steam supply system
Steam generation
t/s
2.12
2.68
(continued)
