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

Table 3

RSDs (%) of one-group reaction rates with ENDF/B-VII.1 and SCALE6.1/COVA covariance data.

Cov. data	Burnup (MWd/kgU)	^235U (𝑛,𝛾)	^235U (𝑛, fis)	^238U (𝑛,𝛾)	^238U (𝑛, fis)
ENDF/B-VII.1	0	1.35	0.53	0.94	3.97
	10	1.45	0.69	0.87	3.97
	20	1.55	0.88	0.83	3.85
	30	1.62	1.06	0.79	3.88
	40	1.73	1.28	0.76	3.79
	50	1.79	1.43	0.67	3.80
	60	1.88	1.60	0.70	3.71
SCALE 6.1; /COVA-44G	0	1.38	0.51	0.82	3.77
	10	1.46	0.61	0.81	3.89
	20	1.55	0.79	0.75	3.85
	30	1.58	0.90	0.73	3.77
	40	1.63	1.04	0.68	3.83
	50	1.69	1.18	0.64	3.81
	60	1.75	1.29	0.66	3.79