Nuclear Power Plant Maintenance Optimization with Heuristic Algorithm

<table class="table-group" id="tab4"><tr><td><table class="table"><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr class="thead"><td align="left">No.</td><td align="center">Basic event</td><td align="center">Failure rate <svg height="12.4375" id="M183" style="vertical-align:-0.20064pt" version="1.1" viewbox="0 0 9.5124998 12.4375" width="9.5124998" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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</svg> (1/yr)</td><td align="center">TT (hr)</td><td align="center">TI (hr)</td></tr><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr><td align="left">1</td><td align="center">AFW-TDP-FR-2P6HR</td><td align="center"><span style="width: 73.074997px;"><svg height="11.375" id="M184" style="vertical-align:-0.17555pt" version="1.1" viewbox="0 0 73.074997 11.375" width="73.074997" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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q0 -76 10 -138.5t37 -107.5t69 -45q32 0 55.5 25t35.5 68.5t17.5 91.5t5.5 105t-5.5 105.5t-18 92t-36 68t-56.5 24.5z" id="x30"></path></g><g transform="matrix(.017,-0,0,-.017,64.845,11.112)"><path d="M153 550l-26 -186q79 31 111 31q90 0 141.5 -51t51.5 -119q0 -93 -89 -166q-85 -69 -173 -71q-32 0 -61.5 11.5t-41.5 23.5q-18 17 -17 34q2 16 22 33q14 9 26 -1q61 -50 124 -50q60 0 93 43.5t33 104.5q0 69 -41.5 110t-121.5 41q-53 0 -102 -20l38 305h286l6 -8
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</svg></span></td><td align="center">216</td><td align="center">4380</td></tr><tr><td align="left">2</td><td align="center">AFW-MDP-FR-3A6HR</td><td align="center"><span style="width: 73.074997px;"><svg height="11.375" id="M185" style="vertical-align:-0.17555pt" version="1.1" viewbox="0 0 73.074997 11.375" width="73.074997" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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</svg></span></td><td align="center">168</td><td align="center">4380</td></tr><tr class="table-tr"><td colspan="5"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Basic events under maintenance in case scenario 1 with corresponding input data.

Science and Technology of Nuclear Installations

Nuclear Power Plant Maintenance Optimization with Heuristic Algorithm

Table 4