Size and Topology Optimization for Trusses with Discrete Design Variables by Improved Firefly Algorithm

<table class="table-group" id="tab5"><tr><td><table class="table"><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr class="thead"><td class="align_left">Algorithm</td><td class="align_center">Minimum</td><td class="align_center">Maximum</td><td class="align_center">Probability of the best solution</td><td class="align_center">Average</td><td class="align_center">Variance</td></tr><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr><td class="align_left">FA</td><td class="align_center">256.91 kg</td><td class="align_center">565.61 kg</td><td class="align_center">93.3%</td><td class="align_center">262.07 kg</td><td class="align_center">1588.02</td></tr><tr><td class="align_left">IFA</td><td class="align_center">256.91 kg</td><td class="align_center">256.91 kg</td><td class="align_center">100%</td><td class="align_center">256.91 kg</td><td class="align_center">0</td></tr><tr class="table-tr"><td colspan="6"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

The statistical results of the optimum solutions for 25-bar size and truss optimization problem.

Mathematical Problems in Engineering

tab5

Table 5

Table 5: Size and Topology Optimization for Trusses with Discrete Design Variables by Improved Firefly Algorithm 