Analysis and Estimation of Core Damage Frequency of Flow Blockage and Loss of Coolant Accident: A Case Study of a 10 MW Water-Water Research Reactor-PSA Level 1

Table 11

Frequencies contributing most to core damage (10%).

Event tree	Frequency of releases (SAPHIRE 7.0)	Sequences
ET1	1.001 × 10^−4	#2
ET1	4.544 × 10^−7	#3
ET1	1.156 × 10^−9	#4
TOTAL	1.467 × 10^−5