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

Table 9

CNA-II idealized core—nominal rod insertion.

Code	MCNP5	PUMA	PARCS
Unrodded	0.99955	1.00072	0.99990
Rodded	0.99192	0.99803	0.99248
Δρ (mk)	−7.64	−7.69	−7.42
Diff (pcm)	—	−5	22
Power RMS	—	0.73	1.57