Uncertainty Propagation Analysis for PWR Burnup Pin-Cell Benchmark by Monte Carlo Code McCARD

Table 2

𝑘_inf’s and their uncertainties versus pin burnup with ENDF/B-VII.1 and SCALE6.1/COVA covariance data.

Burnup (MWd/kgU)	𝑘inf	RSD (%)
		ENDF/B-VII.1 44G Cov.	SCALE6.1/; COVA-44G
0.00	1.41701	0.731	0.469
0.10	1.39073	0.729	0.475
0.20	1.38327	0.726	0.465
0.50	1.36993	0.718	0.462
1.00	1.35687	0.714	0.455
2.00	1.34292	0.697	0.455
4.00	1.31499	0.666	0.446
6.00	1.28805	0.637	0.444
8.00	1.26320	0.608	0.448
10.00	1.23924	0.588	0.452
12.00	1.21683	0.569	0.464
14.00	1.19584	0.557	0.465
16.00	1.17646	0.532	0.478
18.00	1.15745	0.517	0.488
20.00	1.13972	0.499	0.492
30.00	1.05605	0.449	0.530
40.00	0.98051	0.397	0.579
50.00	0.91289	0.403	0.633
60.00	0.85671	0.411	0.682