Numerical Study of Natural Convection Heat Loss from Cylindrical Solar Cavity Receivers

<table>Comparison of Nusselt numbers obtained from experiments (Le Quere et al. [<a href="/journals/isrn/2014/104686/#B22">22</a>]) and from present correlation at Grashof number of 1 <svg height="8.5" id="M51" style="vertical-align:-0.0pt" version="1.1" viewbox="0 0 10.1 8.5" width="10.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<g transform="matrix(.017,-0,0,-.017,.062,8.438)"><path d="M528 54l-36 -38l-198 201l-198 -201l-36 38l197 200l-197 201l36 38l198 -202l198 202l36 -38l-197 -201z" id="xD7"></path></g>
</svg> 10<sup>8</sup>.</table>

International Scholarly Research Notices

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Figure 8

Figure 8: Numerical Study of Natural Convection Heat Loss from Cylindrical Solar Cavity Receivers 