Overview and Discussion of the OECD/NRC Benchmark Based on NUPEC PWR Subchannel and Bundle Tests

<table class="table-group" id="tab7"><tr><td><table class="table"><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td align="left">Spacer type</td><td align="center">Loss coefficient</td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td align="left">Simple spacer (SS)</td><td align="center">0.4</td></tr><tr><td align="left">Nonmixing vanes (NMVs) spacer</td><td align="center">0.7</td></tr><tr><td align="left">Mixing vanes (MVs) spacer</td><td align="center">1.0</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Bundle average spacer pressure loss coefficients.

Science and Technology of Nuclear Installations

tab7

Table 7

Table 7: Overview and Discussion of the OECD/NRC Benchmark Based on NUPEC PWR Subchannel and Bundle Tests 