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

Table 5

CNA-I idealized core—unrodded.

Code	MCNP5	PUMA	PARCS (Hex)	PARCS (Cart.)
K-eff	1.00646	1.00841	1.00605	1.00458
Diff (pcm)	—	195	−41	−188
Power RMS	—	0.18	0.87	0.98