Methods and Model Development for Coupled RELAP5/PARCS Analysis of the Atucha-II Nuclear Power Plant

Table 3

Results: idealized rodded lattices—steel.

Code	MCNP5	DRAGON	HELIOS
Unrodded	1.04044	1.04715	1.04105
Rodded	0.97475	0.98105	0.97526
Δρ (mk)	−63.14	−63.12	−63.20
Diff (pcm)	—	−2	6