Influence of Modelling Options in RELAP5/SCDAPSIM and MAAP4 Computer Codes on Core Melt Progression and Reactor Pressure Vessel Integrity

<table>Temperature of the wall of the RPV lower head after relocation of molten material (the red dot on the figure in the upper right corner represents the position at the RPV wall where the temperature was calculated).</table>

Science and Technology of Nuclear Installations

fig19

Figure 19

Figure 19: Influence of Modelling Options in RELAP5/SCDAPSIM and MAAP4 Computer Codes on Core Melt Progression and Reactor Pressure Vessel Integrity 