<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_16.html"><img src="thumbnails/s16.jpg" width="180" height="72" border="0" hspace="14" vspace="0" alt="Typical finite element model of a sandwich column to be analyzed for uniform axial compression"></a></td> <td width="208"><a href="pages/page_17.html"><img src="thumbnails/s17.jpg" width="180" height="143" border="0" hspace="14" vspace="0" alt="Various "global" buckling modes of an axially compressed sandwich "column""></a></td> <td width="208"><a href="pages/page_18.html"><img src="thumbnails/s18.jpg" width="180" height="154" border="0" hspace="14" vspace="0" alt="A test specimen typically prepared for loading under axial compression"></a></td> <td width="208"><a href="pages/page_19.html"><img src="thumbnails/s19.jpg" width="180" height="152" border="0" hspace="14" vspace="0" alt="Another view of typical sandwich column buckling and failure modes."></a></td> <td width="208"><a href="pages/page_20.html"><img src="thumbnails/s20.jpg" width="180" height="174" border="0" hspace="14" vspace="0" alt="Axial load versus time for the dynamic response of the sandwich column to axial impact"></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">Typical finite element model of a sandwich column to be analyzed for uniform axial compression</small></td></tr></table></td> <td width="208"><table cellspacing="0" cellpadding="5" border="0"><tr><td align="center"><small class="title">Various "global" buckling modes of an axially compressed sandwich "column"</small></td></tr></table></td> <td width="208"><table cellspacing="0" cellpadding="5" border="0"><tr><td align="center"><small class="title">A test specimen typically prepared for loading under axial compression</small></td></tr></table></td> <td width="208"><table cellspacing="0" cellpadding="5" border="0"><tr><td align="center"><small class="title">Another view of typical sandwich column buckling and failure modes.</small></td></tr></table></td> <td width="208"><table cellspacing="0" cellpadding="5" border="0"><tr><td align="center"><small class="title">Axial load versus time for the dynamic response of the sandwich column to axial impact</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_21.html"><img src="thumbnails/s21.jpg" width="180" height="91" border="0" hspace="14" vspace="0" alt="High-speed images of the axially impacted sandwich column at four times after impact. Points A,B,C,D are indicated in the previous slide."></a></td> <td width="208"><a href="pages/page_22.html"><img src="thumbnails/s22.jpg" width="180" height="99" border="0" hspace="14" vspace="0" alt="Axially compressed wide sandwich panel"></a></td> <td width="208"><a href="pages/page_23.html"><img src="thumbnails/s23.jpg" width="180" height="105" border="0" hspace="14" vspace="0" alt="Debonding of sandwich face sheet in axially compressed sandwich column"></a></td> <td width="208"><a href="pages/page_24.html"><img src="thumbnails/s24.jpg" width="180" height="104" border="0" hspace="14" vspace="0" alt="Finite element model of the sandwich column after local buckling of the debonded face sheet"></a></td> <td width="208"><a href="pages/page_25.html"><img src="thumbnails/s25.jpg" width="180" height="137" border="0" hspace="14" vspace="0" alt="Buckling and failure of axially compressed foam-core composite sandwich 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">High-speed images of the axially impacted sandwich column at four times after impact. Points A,B,C,D are indicated in the previous slide.</small></td></tr></table></td> <td width="208"><table cellspacing="0" cellpadding="5" border="0"><tr><td align="center"><small class="title">Axially compressed wide sandwich panel</small></td></tr></table></td> <td width="208"><table cellspacing="0" cellpadding="5" border="0"><tr><td align="center"><small class="title">Debonding of sandwich face sheet in axially compressed sandwich column</small></td></tr></table></td> <td width="208"><table cellspacing="0" cellpadding="5" border="0"><tr><td align="center"><small class="title">Finite element model of the sandwich column after local buckling of the debonded face sheet</small></td></tr></table></td> <td width="208"><table cellspacing="0" cellpadding="5" border="0"><tr><td align="center"><small class="title">Buckling and failure of axially compressed foam-core composite sandwich 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_26.html"><img src="thumbnails/s26.jpg" width="180" height="67" border="0" hspace="14" vspace="0" alt="Buckled debond region on compressive side of sandwich beam in bending"></a></td> <td width="208"><a href="pages/page_27.html"><img src="thumbnails/s27.jpg" width="180" height="139" border="0" hspace="14" vspace="0" alt="Schematic of the cantilevered sandwich beam with a concentrated load at its free end"></a></td> <td width="208"><a href="pages/page_28.html"><img src="thumbnails/s28.jpg" width="180" height="88" border="0" hspace="14" vspace="0" alt="Sandwich beam after failure"></a></td> <td width="208"><a href="pages/page_29.html"><img src="thumbnails/s29.jpg" width="180" height="87" border="0" hspace="14" vspace="0" alt="Detail of the failed region"></a></td> <td width="208"><a href="pages/page_30.html"><img src="thumbnails/s30.jpg" width="180" height="108" border="0" hspace="14" vspace="0" alt="Load-deflection curves and depiction of failed region"></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">Buckled debond region on compressive side of sandwich beam in bending</small></td></tr></table></td> <td width="208"><table cellspacing="0" cellpadding="5" border="0"><tr><td align="center"><small class="title">Schematic of the cantilevered sandwich beam with a concentrated load at its free end</small></td></tr></table></td> <td width="208"><table cellspacing="0" cellpadding="5" border="0"><tr><td align="center"><small class="title">Sandwich beam after failure</small></td></tr></table></td> <td width="208"><table cellspacing="0" cellpadding="5" border="0"><tr><td align="center"><small class="title">Detail of the failed region</small></td></tr></table></td> <td width="208"><table cellspacing="0" cellpadding="5" border="0"><tr><td align="center"><small class="title">Load-deflection curves and depiction of failed region</small></td></tr></table></td> </tr> <tr><td height="14"></td></tr> </table>

sandwich shells

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Monday, December 28, 2020