Experimental Characterisation of the Interfacial Structure during Counter-Current Flow Limitation in a Model of the Hot Leg of a PWR

<table>Scheme of the simulated optical path through the hot leg cross-section (distance between camera and channel outer wall: 100 mm).</table>

Science and Technology of Nuclear Installations

Figure 3: Experimental Characterisation of the Interfacial Structure during Counter-Current Flow Limitation in a Model of the Hot Leg of a PWR 