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

Table 12

CNA-I cold criticality—control rods.

Control Rods	Boron	Bank B	PUMA	PARCS
	[ppm]	[cm]
Direct	2.20	496.0	0.99794	0.99952
Direct	2.20	522.5	0.99023	0.99181
Direct	2.20	500.0	0.99677	0.99813
Interpolation	2.20	500.0	0.99507	0.99836
Error [mk]	—	—	−4.93	−1.65