Manufacturing Data Uncertainties Propagation Method in Burn-Up Problems

Table 1

Summary of isotopic concentrations uncertainties.

Position isotope	Core centre	Core periphery
Pu241	2,0%	4,0–4,5%
Xe135	11,5%	10,0–11,5%
Sm149	3,5%	1,0–1,5%
Pu239	1,0–1,1%	1,0–1,1%
Gd155	12,0–15,0%	8,0–12,0%
U235	0,8–1,2%	0,8–1,2%