<table cellspacing="0" cellpadding="0" border="0"> <tr><td height="14"></td></tr> <tr align="center" valign="middle"> <td width="208"><a href="pages/page_46.html"><img src="thumbnails/s46.jpg" width="180" height="148" border="0" hspace="14" vspace="0" alt="Mullti-cylindrical retaining wall concept. The soil pressure is external to the cylindrical segments, as seen in the next slide."></a></td> <td width="208"><a href="pages/page_47.html"><img src="thumbnails/s47.jpg" width="131" height="180" border="0" hspace="14" vspace="0" alt="Elevation of the multi-cylindrical shell retaining wall"></a></td> <td width="208"><a href="pages/page_48.html"><img src="thumbnails/s48.jpg" width="180" height="33" border="0" hspace="14" vspace="0" alt="Various candidate shapes of compound shells the purpose of which is to decelerate payloads during entry into a planetary atmosphere"></a></td> <td width="208"><a href="pages/page_49.html"><img src="thumbnails/s49.jpg" width="180" height="155" border="0" hspace="14" vspace="0" alt="Natural vibration modes of shells of revolution"></a></td> <td width="208"><a href="pages/page_50.html"><img src="thumbnails/s50.jpg" width="180" height="100" border="0" hspace="14" vspace="0" alt="Column-supported silo with shear buckling of one of its panels"></a></td> </tr> <tr><td height="5"></td></tr> <tr align="center" valign="top"> <td width="208"><table cellspacing="0" cellpadding="5" border="0"><tr><td align="center"><small class="title">Mullti-cylindrical retaining wall concept. The soil pressure is external to the cylindrical segments, as seen in the next slide.</small></td></tr></table></td> <td width="208"><table cellspacing="0" cellpadding="5" border="0"><tr><td align="center"><small class="title">Elevation of the multi-cylindrical shell retaining wall</small></td></tr></table></td> <td width="208"><table cellspacing="0" cellpadding="5" border="0"><tr><td align="center"><small class="title">Various candidate shapes of compound shells the purpose of which is to decelerate payloads during entry into a planetary atmosphere</small></td></tr></table></td> <td width="208"><table cellspacing="0" cellpadding="5" border="0"><tr><td align="center"><small class="title">Natural vibration modes of shells of revolution</small></td></tr></table></td> <td width="208"><table cellspacing="0" cellpadding="5" border="0"><tr><td align="center"><small class="title">Column-supported silo with shear buckling of one of its panels</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="208"><a href="pages/page_51.html"><img src="thumbnails/s51.jpg" width="180" height="124" border="0" hspace="14" vspace="0" alt="Cylindrical tank partially filled with fluid and mounted on soil modeled in two regions, finite and infinite"></a></td> <td width="208"><a href="pages/page_52.html"><img src="thumbnails/s52.jpg" width="180" height="132" border="0" hspace="14" vspace="0" alt="Innovative steel dome over a ballroom"></a></td> <td width="208"><a href="pages/page_53.html"><img src="thumbnails/s53.jpg" width="154" height="180" border="0" hspace="14" vspace="0" alt="Symmetrical Snap-through of an innovative steel dome"></a></td> <td width="208"><a href="pages/page_54.html"><img src="thumbnails/s54.jpg" width="179" height="40" border="0" hspace="14" vspace="0" alt="Non-symmetrical snap-through of the dome"></a></td> <td width="208"><a href="pages/page_55.html"><img src="thumbnails/s55.jpg" width="173" height="180" border="0" hspace="14" vspace="0" alt="Test setup and analytical model for buckling/collapse of one of the sandwich skins of a torqued wing box"></a></td> </tr> <tr><td height="5"></td></tr> <tr align="center" valign="top"> <td width="208"><table cellspacing="0" cellpadding="5" border="0"><tr><td align="center"><small class="title">Cylindrical tank partially filled with fluid and mounted on soil modeled in two regions, finite and infinite</small></td></tr></table></td> <td width="208"><table cellspacing="0" cellpadding="5" border="0"><tr><td align="center"><small class="title">Innovative steel dome over a ballroom</small></td></tr></table></td> <td width="208"><table cellspacing="0" cellpadding="5" border="0"><tr><td align="center"><small class="title">Symmetrical Snap-through of an innovative steel dome</small></td></tr></table></td> <td width="208"><table cellspacing="0" cellpadding="5" border="0"><tr><td align="center"><small class="title">Non-symmetrical snap-through of the dome</small></td></tr></table></td> <td width="208"><table cellspacing="0" cellpadding="5" border="0"><tr><td align="center"><small class="title">Test setup and analytical model for buckling/collapse of one of the sandwich skins of a torqued wing box</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="208"><a href="pages/page_56.html"><img src="thumbnails/s56.jpg" width="180" height="165" border="0" hspace="14" vspace="0" alt="One of the collapsed composite sandwich skins of the wingbox"></a></td> <td width="208"><a href="pages/page_57.html"><img src="thumbnails/s57.jpg" width="180" height="94" border="0" hspace="14" vspace="0" alt="Huge finite element model of an Ariane stage: a composite cylindrical shell with external longitudinal corrugations and internal I-shaped rings"></a></td> <td width="208"><a href="pages/page_58.html"><img src="thumbnails/s58.jpg" width="180" height="135" border="0" hspace="14" vspace="0" alt="Heat taco shells that don't collapse!"></a></td> <td width="208"><a href="pages/page_59.html"><img src="thumbnails/s59.jpg" width="180" height="90" border="0" hspace="14" vspace="0" alt="Corn cob: Many of the corn kernals have buckled, while others remain unbuckled"></a></td> <td width="208"><a href="pages/page_60.html"><img src="thumbnails/s60.jpg" width="180" height="139" border="0" hspace="14" vspace="0" alt="Ultimate strength of a ship hull under torsion loads"></a></td> </tr> <tr><td height="5"></td></tr> <tr align="center" valign="top"> <td width="208"><table cellspacing="0" cellpadding="5" border="0"><tr><td align="center"><small class="title">One of the collapsed composite sandwich skins of the wingbox</small></td></tr></table></td> <td width="208"><table cellspacing="0" cellpadding="5" border="0"><tr><td align="center"><small class="title">Huge finite element model of an Ariane stage: a composite cylindrical shell with external longitudinal corrugations and internal I-shaped rings</small></td></tr></table></td> <td width="208"><table cellspacing="0" cellpadding="5" border="0"><tr><td align="center"><small class="title">Heat taco shells that don't collapse!</small></td></tr></table></td> <td width="208"><table cellspacing="0" cellpadding="5" border="0"><tr><td align="center"><small class="title">Corn cob: Many of the corn kernals have buckled, while others remain unbuckled</small></td></tr></table></td> <td width="208"><table cellspacing="0" cellpadding="5" border="0"><tr><td align="center"><small class="title">Ultimate strength of a ship hull under torsion loads</small></td></tr></table></td> </tr> <tr><td height="14"></td></tr> </table>

compound structures

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Sunday, December 27, 2020