FUEL REVIEW | DESIGN DATA PWR design data (continued) CNEA
Active length [ft] Assembly geometry
No. of rods per assembly – Fuelled
– Unfuelled
Overall assembly length [mm] Overall assembly width [mm] Rod length [mm]
Rod outside diameter [mm] Pellet length [mm]
Pellet outside diameter [mm] Pellet density [g/cm3
or TD%]
Avg. linear fuel rating [kW/m] Peak linear fuel rating [kW/m] Maximum fuel temperature [°C]
Clad material Clad thickness [mm] Grid material
Avg. discharge burnup [MWd/kgU] Max. burnup [MWd/kgU]
Total fuel assembly mass [kg] PWR design data (continued) Mitsubishi Nuclear Fuel Nuclear Fuel Industries
Active length [ft] ---- -- - Assembly geometry
14x14 – Fuelled 15x15 – Unfuelled
204 21
17x1713
264 25
17x1714
264 25
14x14
No. of rods per assembly ---- 196 179 17
179 17
Overall assembly length [mm] Overall assembly width [mm] Rod length [mm]
Rod outside diameter [mm] Pellet length [mm]
Pellet outside diameter [mm] Pellet density [g/cm3
or TD%] Avg. linear fuel rating [kW/m]
4057 197
3866 10.72 11.2 9.29
4057 214
3866 10.72 11.2 9.29
20.3
4058 214
3863 9.5 9.5
8.19 17.1
4058 214
3863 9.5 9.5
8.19
97% 97% 97% 97% 20.4
17.9
4057 197
3866 10.72 10
9.21 20.4
15x15 225 204 21
4057 214
3866 10.72 10
9.21 20.3 Westinghouse TRITON11®
17x17 289 264 25
4055 214
3862 9.5 9.2
8.19
97% 97% 97% 17.113
Peak linear fuel rating [kW/m] ---- -- - Maximum fuel temperature [°C] ---- -- -
Clad material
Clad thickness [mm] Grid material
Avg. discharge burnup [MWd/kgU] Max. burnup [MWd/kgU]
MDA10 0.62
MDA MDA 0.62
0.57
Alloy718 Alloy718 5511
6112
5511 6112
Alloy718/ Zy4
5511 6112
MDA 0.57
Alloy718/ Zy4
5511 6112
NDA15 0.66
NDA 0.66
Alloy 718 Alloy 718 6112
NDA 0.57
Alloy 718/ Zy4
-- - 6112
Total fuel assembly mass [kg] ---- -- - Transition piece GNF
GNF2 Advantage BWR fuel
PWR footnotes continued: 4 and one instrument tube. 7 developed alloy. 11
Enusa Industrias Avanzadas designs and manufactures PWR fuel for Spanish plants. 5 KEPCO NF-developed alloy. 8
Maximum burnup of fuel assembly. 12 Three-loop. 14 Four-loop. 15 Peak rod burnup licensed up to 62MWd/tU. 6
Comprises 20 guide thimbles and one instrumentation tube. 9 Maximum burnup of fuel rod. 13
Comprises 24 guide thimbles and one instrumentation tube. 10 Nuclear Fuel Industries and Sumitomo Metal Industries-developed alloy.
Comprises four guide thimbles Mitsubishi-
6112
Internal compression spring Fuel pellet
/17.914
Cladding tube Spacer (10 levels)
Bottom end plug TripleWave + filter Sunk screw
BWR Fuel Lifting lug Handle plate
Leaf spring Nut
External compression spring Inward dimple
Top end plug Channel thick corners
CAREM-25 -
Hex 127 108 19
1796 179.5 1605 9 8
7.6
10.4 10.8 - -
Zry-4 0.625
Zry-4/Inc -
- -
Enusa4 CE-type plants MAEF-2012 17x17
264 25
PLUS7 HIPER16 16x16
236 56
KEPCO NF 16ACE7 16x16
235 218
Westinghouse-type plants 17ACE7
- --- - 16x16
- --- - 236 56
4063 214
3881 9.5
9.83 8.19
95.50% -
4528 206
4094 9.5 9.8
8.19 95% -
4528 206
4101 9.5 9.8
8.19 95% -
4063 197
3881 9.14 9.4
7.84 95% -
17x17
264 259
4063 214
3881 9.5 9.8
8.19 95% -
- --- - - --- -
Zirlo2 0.57
Alloy 718/ Zirlo
57.55 / Optimized Zirlo3 Zirlo 0.57
Zirlo/ Inc. 718
Zirlo or HANA7
0.57
Zirlo or HANA/ Inc. 718
Zirlo 0.57
Zirlo/ Inc. 718
Zirlo 0.57
Zirlo/ Inc. 718
- --- - --- -
672 --- -
HIPER17 -
17x17 -
264 259
4063 214
3882 9.5 9.8
8.19 95% - - -
Zirlo or HANA
0.57 Zirlo or
HANA/Inc. 718 - - -
Ultraflow Spacer
Framatome ATRIUM-11 BWR fuel
Part
length fuel rod
Lower tie plate assembly including 3rd generation fuelguard
20 | September 2023 |
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