{"id":392225,"date":"2024-10-31T11:59:58","date_gmt":"2024-10-31T11:59:58","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/392225\/"},"modified":"2024-11-01T17:23:42","modified_gmt":"2024-11-01T17:23:42","slug":"392225","status":"publish","type":"reply","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/392225\/","title":{"rendered":"Reply To: Honeycomb Shear modulus Calculation based on Analysis &#8211; ASTM 273"},"content":{"rendered":"<p>&lt;p&gt;The honeycomb core in your model measures L = 7.417,&nbsp; b= 1.985&nbsp; t=0.626 so you should use that in the calculation.&lt;\/p&gt;&lt;p&gt;Using the load of 112.4 lbf gives a shear stress of 7.634 psi.&lt;\/p&gt;&lt;p&gt;I simplified your model and got a displacement of 1.2832e-004 in so S = 875935&lt;\/p&gt;&lt;p&gt;Shear Modulus of 37244 psi or 256 MPa.&lt;\/p&gt;&lt;p&gt;I made a Nodal Named Selection called Shorter Base that I used as a Fixed Support to simulate the shortening of the unsupported core caused by the adhesive fillet.&lt;\/p&gt;&lt;p&gt;<img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/10\/31-10-2024-1730375463-mceclip0.png\" \/>&lt;\/p&gt;&lt;p&gt;That reduced the deformation to 1.0588e-004 in so S became 1.062e+6&lt;\/p&gt;&lt;p&gt;Shear Modulus of 45137 psi or 311 MPa.&lt;\/p&gt;&lt;p&gt;You can see that by adjusting the unsupported thickness of the core, the Shear Modulus can be tuned to the value published in the TDS.&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-392225","reply","type-reply","status-publish","hentry"],"aioseo_notices":[],"acf":[],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/replies\/392225","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/replies"}],"about":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/types\/reply"}],"version-history":[{"count":1,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/replies\/392225\/revisions"}],"predecessor-version":[{"id":392437,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/replies\/392225\/revisions\/392437"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=392225"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}