Reliability Assessment of 2400 MWth Gas-Cooled Fast Reactor Natural Circulation Decay Heat Removal in Pressurized Situations

Table 1

Critical parameters distributions.

	Mean	Distribution	Min. value	Max. value
T2DHR	50^°C	Normal	42.5^°C	57.5^°C
P2DHR	1.0 MPa	normal	0.85 MPa	1.15 MPa
FRPLAQ	15%	Normal	0	30%
ECPLAQ	5%	Normal	0	10%
REPLAQ	5000	Normal	4000	6000
ECDHX1	5%	Normal	0	10%
ECDHX2	5%	normal	0	10%
DPSOUF	15%	Normal	0	30%
	Max.	Distribution	Lower bound	Upper bound
FUITE	2e − 04	Triangular	2e − 5	2e − 3