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

Table 10

CNA-II idealized core—full rod insertions.

Code	MCNP5	PUMA	PARCS
Unrodded	0.99955	1.00072	0.99990
Rodded	0.96941	0.96983	0.97091
Δρ (mk)	−30.15	−30.87	−29.00
Diff (pcm)	—	72	115
Power RMS	—	1.97	2.72