Numerical Study of the Steady-State Subchannel Test-Case with NEPTUNE_CFD for the OECD/NRC NUPEC PSBT Benchmark

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td align="left"> </td><td align="center">Estimated exp. uncertainties (1 <i>σ</i>)</td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td align="left">Pressure </td><td align="center">1% </td></tr><tr><td align="left">Inlet temperature </td><td align="center">1 K </td></tr><tr><td align="left">Mass flow rate </td><td align="center">1.5% </td></tr><tr><td align="left">Wall heat flux </td><td align="center">1% </td></tr><tr><td align="left">Averaged void fraction </td><td align="center">0.03 </td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Given experimental uncertainties on the controlling parameters of the test-case and on the void-fraction measurements.

Science and Technology of Nuclear Installations

tab2

Table 2

Table 2: Numerical Study of the Steady-State Subchannel Test-Case with NEPTUNE_CFD for the OECD/NRC NUPEC PSBT Benchmark 