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

Table 15

Comparison of KWU and equation.

Time [sec]	Reactivity		Difference [pcm]	Axial offset		Difference [−]
	Equation distribution with PARCS [mk]	KWU distribution with PARCS [mk]		KWU distribution with PARCS [%]	PARCS distribution with PARCS [%]
0	0	0	0	10	−14	−24
1.07	7.67	6.63	−104	−33	−38	−5
2.68	14.3	14.97	67	−23	−27	−4
3.75	17.97	18.67	70	−16	−12	4
4.85	21.18	21.95	77	−19	−15	4