Science and Technology of Nuclear Installations / 2013 / Article / Tab 4

Research Article

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

Table 4

Uncertainty summary for exercise I-1 TMI-1 and Gen-III MOX cases.

ParameterTMI-1 HZPTMI-1 HFPGen-III MOX

Eigenvalue1.4293 ± 0.50%1.4099 ± 0.51%1.1076 ± 0.95%
U-235 abs.43.6 b ± 1.05%42.4 b ± 1.06%15.2 b ± 1.37%
U-235 fis.35.3 b ± 1.05%34.3 b ± 1.07%11.0 b ± 1.19%
U-238 abs.0.911 b ± 1.10%0.934 b ± 1.11%0.893 b ± 1.14%
U-238 fis.0.101 b ± 3.59%0.101 b ± 3.62%0.118 b ± 3.69%
Pu-239 abs.27.3 b ± 1.23%
Pu-239 fis.17.6 b ± 1.30%
Pu-240 abs.21.7 b ± 1.33%
Pu-240 fis.0.639 b ± 2.10%
Pu-241 abs.31.6 b ± 1.28%
Pu-241 fis.23.7 b ± 1.30%
Pu-242 abs.11.9 b ± 5.03%
Pu-242 fis.0.492 b ± 4.85%
Am-241 abs.32.8 b ± 4.41%
Am-241 fis.0.753 b ± 2.62%

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