Robust Die Compensation in Sheet Metal Design through the Integration of Dual Response Surface and Shape Function Optimization

<table class="fixed-width table-group" id="tab3"><tr><td><table class="table"><colgroup><col style="width:6.45em"/><col style="width:4.31em"/><col style="width:3.79em"/><col style="width:4.11em"/></colgroup><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td class="align_left"> </td><td class="align_center"><i>α</i><sub><i>1</i></sub></td><td class="align_center"><i>α</i><sub><i>7</i></sub></td><td class="align_center"><i>α</i><sub><i>8</i></sub></td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td class="align_left"><i>Lower bound</i></td><td class="align_center">-634.63</td><td class="align_center">-157.21</td><td class="align_center">-132.60</td></tr><tr><td class="align_left"><i>Upper bound </i></td><td class="align_center">-484.63</td><td class="align_center">-7.21</td><td class="align_center">0</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>DOE range of the modal weights assumed as control factors.</div>

Mathematical Problems in Engineering

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Table 3

Table 3: Robust Die Compensation in Sheet Metal Design through the Integration of Dual Response Surface and Shape Function Optimization 