Table 3: Scenarios simulated by RELAP5 in the first step (till SI injection signal actuation).


Base case (assuming above initial and boundary conditions)Base
Base case without assuming influence of turbine-generator frequency on RCP floww/o frequency
Base case without disabled rate sensitive pressurizer PORV openingWith PRZ PORV
Base case without assuming any borationw/o boration
Base case (assuming main feedwater system in automatic mode)w/o operator FW