{"id":356944,"date":"2024-03-13T18:13:09","date_gmt":"2024-03-13T18:13:09","guid":{"rendered":"\/forum\/forums\/reply\/356944\/"},"modified":"2024-03-13T18:13:09","modified_gmt":"2024-03-13T18:13:09","slug":"356944","status":"publish","type":"reply","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/356944\/","title":{"rendered":"Reply To: Thermo-structural failure analysis"},"content":{"rendered":"<p>&lt;p class=&#8221;MsoNormal&#8221;&gt;It is not possible to provide a complete solution via this forum.&lt;span style=&#8221;mso-spacerun: yes;&#8221;&gt;&nbsp; &lt;\/span&gt;I recommend that you submit a service case via the Customer Portal.&lt;span style=&#8221;mso-spacerun: yes;&#8221;&gt;&nbsp; &lt;\/span&gt;Some thoughts:&lt;\/p&gt;&lt;p class=&#8221;MsoListParagraphCxSpFirst&#8221; style=&#8221;text-indent: -.25in; mso-list: l0 level1 lfo1;&#8221;&gt;&lt;!&#8211; [if !supportLists]&#8211;&gt;&lt;span style=&#8221;mso-bidi-font-family: Aptos; mso-bidi-theme-font: minor-latin;&#8221;&gt;&lt;span style=&#8221;mso-list: Ignore;&#8221;&gt;1.&lt;span style=&#8221;font: 7.0pt &#8216;Times New Roman&#8217;;&#8221;&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;\/span&gt;&lt;\/span&gt;&lt;\/span&gt;&lt;!&#8211;[endif]&#8211;&gt;If the mantle is very thin, have you considered representing it using shell or solid-shell elements?&lt;\/p&gt;&lt;p class=&#8221;MsoListParagraphCxSpMiddle&#8221; style=&#8221;text-indent: -.25in; mso-list: l0 level1 lfo1;&#8221;&gt;&lt;!&#8211; [if !supportLists]&#8211;&gt;&lt;span style=&#8221;mso-bidi-font-family: Aptos; mso-bidi-theme-font: minor-latin;&#8221;&gt;&lt;span style=&#8221;mso-list: Ignore;&#8221;&gt;2.&lt;span style=&#8221;font: 7.0pt &#8216;Times New Roman&#8217;;&#8221;&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;\/span&gt;&lt;\/span&gt;&lt;\/span&gt;&lt;!&#8211;[endif]&#8211;&gt;Is the structure uniform out-of-plane?&lt;span style=&#8221;mso-spacerun: yes;&#8221;&gt;&nbsp;&nbsp; &lt;\/span&gt;If so, have you considered using a 2D (probably plane strain) model?&lt;span style=&#8221;mso-spacerun: yes;&#8221;&gt;&nbsp; &lt;\/span&gt;Even if the structure is not perfectly uniform out-of-plane, you might be able to adequately capture the behavior with a 2D approach.&lt;\/p&gt;&lt;p class=&#8221;MsoListParagraphCxSpMiddle&#8221; style=&#8221;text-indent: -.25in; mso-list: l0 level1 lfo1;&#8221;&gt;&lt;!&#8211; [if !supportLists]&#8211;&gt;&lt;span style=&#8221;mso-bidi-font-family: Aptos; mso-bidi-theme-font: minor-latin;&#8221;&gt;&lt;span style=&#8221;mso-list: Ignore;&#8221;&gt;3.&lt;span style=&#8221;font: 7.0pt &#8216;Times New Roman&#8217;;&#8221;&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;\/span&gt;&lt;\/span&gt;&lt;\/span&gt;&lt;!&#8211;[endif]&#8211;&gt;Are the stresses developed in the mantle matrix critical?&lt;span style=&#8221;mso-spacerun: yes;&#8221;&gt;&nbsp; &lt;\/span&gt;If not, have you considered using a very coarse mesh for that region. You would need to transition from the finer mesh near the mantle, but that transition should only require a few rows of elements.&lt;span style=&#8221;mso-spacerun: yes;&#8221;&gt;&nbsp; &lt;\/span&gt;Why does your mesh seem to maintain the same density throughout the matrix mantle?&lt;\/p&gt;&lt;p class=&#8221;MsoListParagraphCxSpLast&#8221; style=&#8221;text-indent: -.25in; mso-list: l0 level1 lfo1;&#8221;&gt;&lt;!&#8211; [if !supportLists]&#8211;&gt;&lt;span style=&#8221;mso-bidi-font-family: Aptos; mso-bidi-theme-font: minor-latin;&#8221;&gt;&lt;span style=&#8221;mso-list: Ignore;&#8221;&gt;4.&lt;span style=&#8221;font: 7.0pt &#8216;Times New Roman&#8217;;&#8221;&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;\/span&gt;&lt;\/span&gt;&lt;\/span&gt;&lt;!&#8211;[endif]&#8211;&gt;Have you considered using a sub-model (condensed part) to represent the mantle matrix?&lt;span style=&#8221;mso-spacerun: yes;&#8221;&gt;&nbsp; &lt;\/span&gt;The base model could contain the mantle and a small portion of the mantle matrix, the remainder of the mantle matrix could be represented as condensed part.&lt;span style=&#8221;mso-spacerun: yes;&#8221;&gt;&nbsp; &lt;\/span&gt;Even if you need to expand the condensed part to examine the stresses in the mantle matrix, the model should be manageable.&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-356944","reply","type-reply","status-publish","hentry"],"aioseo_notices":[],"acf":[],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/replies\/356944","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":0,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/replies\/356944\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=356944"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}