Structural Optimization Design of Large Wind Turbine Blade considering Aeroelastic Effect

<table class="table-group" id="tab3"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td class="align_left">Order</td><td class="align_center">Optimized blade</td><td class="align_center">Conventional blade</td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td class="align_left">1st</td><td class="align_center">1.3254</td><td class="align_center">1.61</td></tr><tr><td class="align_left">2nd</td><td class="align_center">2.7531</td><td class="align_center">3.58</td></tr><tr><td class="align_left">3rd</td><td class="align_center">3.6507</td><td class="align_center">—</td></tr><tr><td class="align_left">4th</td><td class="align_center">7.0956</td><td class="align_center">—</td></tr><tr><td class="align_left">5th</td><td class="align_center">7.6972</td><td class="align_center">—</td></tr><tr><td class="align_left">6th</td><td class="align_center">12.739</td><td class="align_center">—</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

The first six natural frequencies unit: Hz.

Mathematical Problems in Engineering

tab3

Table 3

Table 3: Structural Optimization Design of Large Wind Turbine Blade considering Aeroelastic Effect 