<table cellspacing="0" cellpadding="0" border="0"> <tr><td height="14"></td></tr> <tr align="center" valign="middle"> <td width="188"><a href="pages/page_21.html"><img src="thumbnails/s21.jpg" width="123" height="160" border="0" hspace="14" vspace="0" alt="PANDA2 model of wide-column buckling of a single skin-Z-stringer module"></a></td> <td width="188"><a href="pages/page_22.html"><img src="thumbnails/s22.jpg" width="160" height="118" border="0" hspace="14" vspace="0" alt="Some of the many design margins that can affect the evolution of the design during PANDA2 optimization cycles"></a></td> <td width="188"><a href="pages/page_23.html"><img src="thumbnails/s23.jpg" width="123" height="160" border="0" hspace="14" vspace="0" alt="Original and new PANDA2 models for truss-core sandwich panels"></a></td> <td width="188"><a href="pages/page_24.html"><img src="thumbnails/s24.jpg" width="123" height="160" border="0" hspace="14" vspace="0" alt="BIGBOSOR4 models of hydrostatically compressed, internally ring-stiffened cylindrical shells previously optimized by PANDA2"></a></td> <td width="188"><a href="pages/page_25.html"><img src="thumbnails/s25.jpg" width="160" height="70" border="0" hspace="14" vspace="0" alt="Design margins having to do with buckling of panels and shells with rings"></a></td> </tr> <tr><td height="5"></td></tr> <tr align="center" valign="top"> <td width="188"><table cellspacing="0" cellpadding="5" border="0"><tr><td align="center"><small class="title">PANDA2 model of wide-column buckling of a single skin-Z-stringer module</small></td></tr></table></td> <td width="188"><table cellspacing="0" cellpadding="5" border="0"><tr><td align="center"><small class="title">Some of the many design margins that can affect the evolution of the design during PANDA2 optimization cycles</small></td></tr></table></td> <td width="188"><table cellspacing="0" cellpadding="5" border="0"><tr><td align="center"><small class="title">Original and new PANDA2 models for truss-core sandwich panels</small></td></tr></table></td> <td width="188"><table cellspacing="0" cellpadding="5" border="0"><tr><td align="center"><small class="title">BIGBOSOR4 models of hydrostatically compressed, internally ring-stiffened cylindrical shells previously optimized by PANDA2</small></td></tr></table></td> <td width="188"><table cellspacing="0" cellpadding="5" border="0"><tr><td align="center"><small class="title">Design margins having to do with buckling of panels and shells with rings</small></td></tr></table></td> </tr> <tr><td height="14"></td></tr> <tr><td height="14"></td></tr> <tr align="center" valign="middle"> <td width="188"><a href="pages/page_26.html"><img src="thumbnails/s26.jpg" width="123" height="160" border="0" hspace="14" vspace="0" alt="Sandwich plate dimensions, loading and decision variables for optimization by PANDA2"></a></td> <td width="188"><a href="pages/page_27.html"><img src="thumbnails/s27.jpg" width="160" height="64" border="0" hspace="14" vspace="0" alt="Failure modes in sandwich walls corresponding to which design margins are computed by PANDA2"></a></td> <td width="188"><a href="pages/page_28.html"><img src="thumbnails/s28.jpg" width="123" height="160" border="0" hspace="14" vspace="0" alt="Design margins for a typical sandwich panel"></a></td> <td width="188"><a href="pages/page_29.html"><img src="thumbnails/s29.jpg" width="123" height="160" border="0" hspace="14" vspace="0" alt="Tee-stiffened flat panel subjected to combined in-plane loads and normal pressure"></a></td> <td width="188"><a href="pages/page_30.html"><img src="thumbnails/s30.jpg" width="123" height="160" border="0" hspace="14" vspace="0" alt="Optimization of the tee-stiffened panel shown in the previous slide"></a></td> </tr> <tr><td height="5"></td></tr> <tr align="center" valign="top"> <td width="188"><table cellspacing="0" cellpadding="5" border="0"><tr><td align="center"><small class="title">Sandwich plate dimensions, loading and decision variables for optimization by PANDA2</small></td></tr></table></td> <td width="188"><table cellspacing="0" cellpadding="5" border="0"><tr><td align="center"><small class="title">Failure modes in sandwich walls corresponding to which design margins are computed by PANDA2</small></td></tr></table></td> <td width="188"><table cellspacing="0" cellpadding="5" border="0"><tr><td align="center"><small class="title">Design margins for a typical sandwich panel</small></td></tr></table></td> <td width="188"><table cellspacing="0" cellpadding="5" border="0"><tr><td align="center"><small class="title">Tee-stiffened flat panel subjected to combined in-plane loads and normal pressure</small></td></tr></table></td> <td width="188"><table cellspacing="0" cellpadding="5" border="0"><tr><td align="center"><small class="title">Optimization of the tee-stiffened panel shown in the previous slide</small></td></tr></table></td> </tr> <tr><td height="14"></td></tr> </table>

panda2 1987-95

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Monday, February 6, 2012