Fig. 16

Prediction of freezing front position in each PCM cell of a tank with 8 longitudinal fins over 200 and 350 s under the first type boundary condition with temperature \(T_{w} \left( t \right) = 1 + \left( {{\raise0.7ex\hbox{${\alpha_{s} t}$} \!\mathord{\left/ {\vphantom {{\alpha_{s} t} {R_{in}^{2} }}}\right.\kern-0pt} \!\lower0.7ex\hbox{${R_{in}^{2} }$}}} \right)^{2}\).