{"id":459151,"date":"2026-06-02T03:45:14","date_gmt":"2026-06-02T03:45:14","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/best-practices-for-fluid-domain-extraction-and-conformal-meshing-of-complex-gyro\/"},"modified":"2026-06-02T14:44:36","modified_gmt":"2026-06-02T14:44:36","slug":"best-practices-for-fluid-domain-extraction-and-conformal-meshing-of-complex-gyro","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/best-practices-for-fluid-domain-extraction-and-conformal-meshing-of-complex-gyro\/","title":{"rendered":"Best Practices for Fluid Domain Extraction and Conformal Meshing of Complex Gyro"},"content":{"rendered":"<p>&lt;p class=&#8221;ng-star-inserted&#8221;&gt;&lt;span class=&#8221;ng-star-inserted&#8221;&gt;Hello,&lt;\/span&gt;&lt;\/p&gt;&lt;p class=&#8221;ng-star-inserted&#8221;&gt;&lt;span class=&#8221;ng-star-inserted&#8221;&gt;I am working on a Conjugate Heat Transfer study of a Gyroid TPMS structure.&lt;\/span&gt;&lt;\/p&gt;&lt;p class=&#8221;ng-star-inserted&#8221;&gt;&lt;span class=&#8221;ng-star-inserted&#8221;&gt;I am trying to extract the fluid domain for the Gyroid in SpaceClaim. I exported the Gyroid as a CAD body from nTopology and imported it into SpaceClaim.&lt;\/span&gt;&lt;\/p&gt;&lt;p class=&#8221;ng-star-inserted&#8221;&gt;&lt;span class=&#8221;ng-star-inserted&#8221;&gt;In SpaceClaim, I successfully constructed the solid enclosure representing the fluid domain around the Gyroid. However, at the final step, when I try to perform a &#8220;Split Body&#8221; or &#8220;Combine&#8221; operation to subtract the Gyroid from the fluid block (to extract the internal fluid volume), the operation fails to execute.&lt;\/span&gt;&lt;\/p&gt;&lt;p class=&#8221;ng-star-inserted&#8221;&gt;&lt;span class=&#8221;ng-star-inserted&#8221;&gt;What is the recommended workflow or best practice in SpaceClaim to perform a Split\/Combine operation on such mathematically complex, highly curved solid CAD bodies?&lt;\/span&gt;&lt;\/p&gt;&lt;p class=&#8221;ng-star-inserted&#8221;&gt;&lt;span class=&#8221;ng-star-inserted&#8221;&gt;Thank you!&lt;\/span&gt;&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-459151","topic","type-topic","status-publish","hentry","topic-tag-fluent-ansys-1","topic-tag-conjugate-heat-transfer","topic-tag-spaceclaim"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_forum_id":["27792"],"_bbp_topic_id":["459151"],"_bbp_subscription":["678656","199842","199"],"_bbp_author_ip":["153.104.2.13"],"_bbp_last_reply_id":["459245"],"_bbp_last_active_id":["459245"],"_bbp_last_active_time":["2026-06-03 10:04:38"],"_bbp_reply_count":["9"],"_bbp_reply_count_hidden":["0"],"_bbp_voice_count":["3"],"_bbp_engagement":["678656","199842","199"],"_btv_view_count":["76"],"_bbp_topic_status":["unanswered"],"_edit_last":["678656"],"_bbp_revision_log":["a:2:{i:459152;a:2:{s:6:\"author\";i:678656;s:6:\"reason\";s:0:\"\";}i:459194;a:2:{s:6:\"author\";i:678656;s:6:\"reason\";s:0:\"\";}}"]},"test":"smohse01villanova-edu"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/459151","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics"}],"about":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/types\/topic"}],"version-history":[{"count":2,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/459151\/revisions"}],"predecessor-version":[{"id":459194,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/459151\/revisions\/459194"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=459151"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}