ML16341C476
Text
IINNDDIIAANNAA AANNDD M MIICCHHIIGGAANN PPOOW WEERR DD.. CC.. CCOOOOKK NNUUCCLLEEAARR PPLLAANNTT UUPPDDAATTEEDD FFIINNAALL SSAAFFEETTYY AANNAALLYYSSIISS RREEPPOORRTT Revision:
19.1 Table:
9.7-7 Page:
1 of 1
SUMMARY
OF CRITICALITY SAFETY ANALYSES INTERIM CHECKERBOARD LOADING Design Basis burnups at 4.95% +/-0.05% initial enrichment 0 in Region 1, 50 in Region 2, Region 3 - CHECKERBOARD, (FRESH FUEL AND EMPTY)
Temperature for analysis 20°C (68 °F)
Reference K (KENO-5a) 0.9168 Calculational bias, k 0.0090 Axial burnup effect 0.0037 UNCERTAINTIES (Assumed same as the reference case)
Bias statistics (95%/95%)
+/-0.0021 KENO-5a statistics (95%/95%)
+/-0.0012 Manufacturing tolerances
+/-0.0064 Water-gap
+/-0.0045 Fuel enrichment
+/-0.0034 Fuel density
+/-0.0035 Burnup (38 MWD/KgU)
NA Burnup (50 MWD/KgU)
+/-0.0047 Eccentricity
+/-0.0019 Statistical combination of uncertainties1
+/-0.0108 TOTAL 0.9295 +/-0.0108 Maximum reactivity (k )
0.940 1 Square root of sum of squares.