Optimization of GMAW Process Parameters Using Particle Swarm Optimization

<table class="table-group" id="tab9"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td align="left">Parameters</td><td align="center">Range (coded value)</td><td align="center">Actual</td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td align="left">Welding current (<i>I</i>)</td><td align="center">
										0.6196
									</td><td align="center">265 A</td></tr><tr><td align="left">Welding speed (<i>S</i>)</td><td align="center">−1.1364</td><td align="center">174 mm/min</td></tr><tr><td align="left">Contact tip to work distance (<i>N</i>)</td><td align="center">−1.9284</td><td align="center">10 mm</td></tr><tr><td align="left">Welding gun angle (<i>T</i>)</td><td align="center">−0.4547</td><td align="center">88 degree</td></tr><tr><td align="left">Pinch (<i>Ac</i>)</td><td align="center">−0.5780</td><td align="center">−6</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr><tr class="table-fn"><td>Dilution obtained is 8.5% and optimal process parameters shown in Table <a href="../tab9/">9</a><br/></td></tr></table>

International Scholarly Research Notices

tab9

Table 9

Table 9: Optimization of GMAW Process Parameters Using Particle Swarm Optimization 