Natural Circulation Characteristics at Low-Pressure Conditions through PANDA Experiments and ATHLET Simulations

<table>Oscillation
 period as a function of the DC velocity for the PANDA tests and the ATHLET
 simulations.</table>

Science and Technology of Nuclear Installations

Figure 11: Natural Circulation Characteristics at Low-Pressure Conditions through PANDA Experiments and ATHLET Simulations 