Science and Technology of Nuclear Installations / 2013 / Article / Tab 7

Research Article

PSI Methodologies for Nuclear Data Uncertainty Propagation with CASMO-5M and MCNPX: Results for OECD/NEA UAM Benchmark Phase I

Table 7

Sensitivity summary with respect to technological parameters for exercise I-2 TMI-1 HFP (values > 0.5 shown in bold).

ParameterUnroddedRodded
enr fdens tgap tclad rfuel enr fdens tgap tclad rfuel

eigenvalue 0.13 −0.05 0.00 −0.03−0.29 0.26 0.11 −0.01−0.05−0.10
0.27 0.72 0.00 −0.01 0.16 0.00 −0.01
0.67 0.00 −0.02 0.00 −0.02
0.87 0.00 −0.03 0.00 −0.03
0.73 0.00 −0.02 0.00 −0.03
−0.17−0.16−0.03−0.19 −0.20−0.18−0.03−0.22
0.02 0.01 −0.03−0.35 0.02 −0.42 0.01 −0.04−0.36
−0.02−0.15 0.02 0.10 −0.02−0.17 0.02 0.10
Unr. Peak Loc. 0.000.020.000.010.130.000.000.000.000.26
Gd Pin Loc. 0.330.230.010.070.720.250.100.010.051.02
Rod. Peak Loc. 0.070.070.000.000.150.000.000.000.000.00

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