{"id":36358,"date":"2019-07-04T10:54:15","date_gmt":"2019-07-04T10:54:15","guid":{"rendered":"\/forum\/forums\/topic\/surfaces-inside-fluid-domain-3d-geometry-spaceclaim\/"},"modified":"2019-07-04T10:54:15","modified_gmt":"2019-07-04T10:54:15","slug":"surfaces-inside-fluid-domain-3d-geometry-spaceclaim","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/surfaces-inside-fluid-domain-3d-geometry-spaceclaim\/","title":{"rendered":"Surfaces inside Fluid Domain &#8211; 3D Geometry Spaceclaim"},"content":{"rendered":"<p>Hi all,<\/p>\n<p><\/p>\n<p>I&#8217;m simulating pollutant dispersion in a street canyon and analysing the influence of solid barriers on air flow (walls, canopies, etc.). One of my configurations has 2 coffee shops on the footpaths like the one showed in this picture:<\/p>\n<p><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/us.v-cdn.net\/6032193\/uploads\/attachments\/28662da2-f2c3-4acb-a323-aa6a01066099\/c17e53d1-b993-4752-947f-aa8000b227a0_canopy.jpg?width=690&amp;upscale=false\" alt=\"\"><\/p>\n<p><\/p>\n<p>This is my 3D model, created with Space Claim:&nbsp;<\/p>\n<p><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/us.v-cdn.net\/6032193\/uploads\/attachments\/28662da2-f2c3-4acb-a323-aa6a01066099\/15019423-1a97-46cb-b146-aa8000b17234_geometry.jpg?width=690&amp;upscale=false\" alt=\"\"><\/p>\n<p><\/p>\n<p>The coffee shops have been created using surfaces with no thickness. Everything works fine until the meshing step, but when I open FLUENT, these surfaces disappear.&nbsp;<\/p>\n<p><\/p>\n<p>Does anybody know why this happens?<\/p>\n<p><\/p>\n<p>Thanks in advance,<\/p>\n<p><\/p>\n<p>Enrico<\/p>\n","protected":false},"template":"","class_list":["post-36358","topic","type-topic","status-closed","hentry"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_old_topic_id":["8530"],"_bbp_old_topic_author_name_id":["Anonymous"],"_bbp_old_is_topic_anonymous_id":["false"],"_bbp_old_closed_status_id":["publish"],"_bbp_author_ip":[null],"_bbp_old_sticky_status_id":["normal"],"_bbp_likes_count":["0","0"],"_btv_view_count":["1109"],"_bbp_subscription":["240668"],"_bbp_topic_status":["unanswered"],"_bbp_status":["publish"],"_bbp_topic_id":["36358"],"_bbp_forum_id":["27789"],"_bbp_engagement":["199","240","165989"],"_bbp_voice_count":["3"],"_bbp_reply_count":["6"],"_bbp_last_reply_id":["88780"],"_bbp_last_active_id":["88780"],"_bbp_last_active_time":["2019-07-05 13:47:55"]},"test":"emontalto"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/36358","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":0,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/36358\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=36358"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}