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

Table 6

CNA-II idealized core—unrodded.

Code	MCNP5	PUMA	PARCS (Hex)	PARCS (Cart.)
K-eff	0.99955	1.00072	0.99992	0.99775
Diff (pcm)	—	117	37	−180
Power RMS	—	0.88	1.80	1.30