Natural Circulation Characteristics at Low-Pressure Conditions through PANDA Experiments and ATHLET Simulations

Table 3

Initial conditions for the selected PANDA tests (Exp. = Experiment, Cal. = ATHLET Calculation, Add. Calc. = Additional ATHLET calculation).

Test	Power MW.RP.7		RPV pressure		RPV level		DC velocity		DC temperature
	(kW)		MP.RP.1 (bar)		ML.RP.1 (m)		MVE.DC.1 (m/s)		MTL.RP.1 (^°C)
	Exp.	Cal.	Exp.	Cal.	Exp.	Cal.	Exp.	Cal.	Exp.	Cal.
B3.3	502	502	2.97	2.98	12.78	12.78	0.19	0.19	133.7	133.4
B5.2	637	637	5.04	5.06	12.84	12.85	0.22	0.22	152.1	152.3
L5.3	909	909	5.04	5.05	12.82	12.83	0.32	0.32	152.0	152.3
LL5.3	911	911	5.02	5.02	11.11	11.23	0.38	0.38	151.5	152.1
B8.3	1306	1306	7.98	7.99	12.80	12.86	0.52	0.52	169.7	170.5
Add. Calc.	—	1308	—	4.9	—	11.43	—	0.60	—	151.2