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

<table>Visualisation of the probability distribution of the water level (colours) over the background picture (black and white)—CCFL at <svg height="16.725" id="M16" style="vertical-align:-4.39392pt" version="1.1" viewbox="0 0 27.137501 16.725" width="27.137501" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<g transform="matrix(.017,-0,0,-.017,.062,11.2)"><use xlink:href="#x1D457"></use></g>
<g transform="matrix(.012,-0,0,-.012,7.25,15.275)"><use xlink:href="#x1D43F"></use></g>
<g transform="matrix(.012,-0,0,-.012,14.05,15.275)"><use xlink:href="#x2C"></use></g><g transform="matrix(.012,-0,0,-.012,16.763,15.275)"><use xlink:href="#x69"></use></g><g transform="matrix(.012,-0,0,-.012,19.952,15.275)"><use xlink:href="#x6E"></use></g>
</svg> = 0.25 m/s and <svg height="15.7" id="M17" style="vertical-align:-3.56265pt" version="1.1" viewbox="0 0 16.549999 15.7" width="16.549999" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<g transform="matrix(.017,-0,0,-.017,.062,11.2)"><use xlink:href="#x1D457"></use></g>
<g transform="matrix(.012,-0,0,-.012,7.25,15.275)"><use xlink:href="#x1D43A"></use></g>
</svg> = 4.0 m/s.</table>

Science and Technology of Nuclear Installations

fig7

Figure 7

Figure 7: Experimental Characterisation of the Interfacial Structure during Counter-Current Flow Limitation in a Model of the Hot Leg of a PWR 