Verification of the Efficacy of Passive Autocatalytic Recombiners in a Typical Pressurized Water Reactor under a Station Blackout Condition

Table 16

Result of sensitivity study #7 (timing and flow rate of external injection).

Flow rate	Time (sec)	Core damage (%)	H2 mass (kg)	Oxidation (%)	Case#
5 kg/s	11,010	—	537.59	60.89	1
	10,712	2	547.96	61.83	2
	11,022	5	539.11	60.83	3
	11,103	20	549.88	62.05	4
	11,113	50	532.87	60.13	5
	11,133	60	532.39	60.07	6
	11,263	70	557.66	62.93	7
	11,604	80	542.86	61.26	8
10 kg/s	11,010	—	526.16	59.37	9
	10,712	2	455.05	51.35	10
	11,022	5	531.82	60.00	11
	11,103	20	671.19	75.74	12
	11,113	50	531.17	59.94	13
	11,133	60	537.09	60.60	14
	11,263	70	530.24	59.83	15
	11,604	80	544.1	61.40	16
16 kg/s	11,010	—	695.55	78.49	17
	10,712	2	449.00	50.66	18
	11,022	5	700.37	79.03	19
	11,103	20	520.66	58.75	20
	11,113	50	740.04	83.51	21
	11,133	60	519.90	58.67	22
	11,263	70	535.79	60.46	23
	11,604	80	650.91	73.45	24
20 kg/s	11,010	—	535.03	60.37	25
	10,712	2	437.53	49.37	26
	11,022	5	520.59	58.74	27
	11,103	20	522.94	59.01	28
	11,113	50	511.51	57.72	29
	11,133	60	650.06	73.35	30
	11,263	70	745.10	84.08	31
	11,604	80	655.75	73.99	32
32 kg/s	11,010	—	537.22	60.62	33
	10,712	2	135.47	15.29	34
	11,022	5	528.08	59.59	35
	11,103	20	538.95	60.81	36
	11,113	50	502.86	56.74	37
	11,133	60	503.46	56.81	38
	11,263	70	522.45	58.95	39
	11,604	80	653.30	73.72	40