Science and Technology of Nuclear Installations / 2018 / Article / Tab 3

Research Article

RELAP5/MOD3.3 Analysis of the Loss of External Power Event with Safety Injection Actuation

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

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