{"id":444174,"date":"2025-10-19T05:01:22","date_gmt":"2025-10-19T05:01:22","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/query-optimal-solver-processes-and-core-values-2-way-fsi-system-coupling\/"},"modified":"2025-10-19T05:01:22","modified_gmt":"2025-10-19T05:01:22","slug":"query-optimal-solver-processes-and-core-values-2-way-fsi-system-coupling","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/query-optimal-solver-processes-and-core-values-2-way-fsi-system-coupling\/","title":{"rendered":"Query: Optimal &#8220;solver processes&#8221; and core values (2-way FSI system coupling)"},"content":{"rendered":"<p>&lt;p&gt;&lt;span class=&#8221;ryNqvb&#8221;&gt;Hi everyone, I&#8217;m running an analysis using a two-way FSI system coupling (ANSYS Fluent + Transient Structural).&lt;\/span&gt; &lt;span class=&#8221;ryNqvb&#8221;&gt;I wanted to ask: &lt;\/span&gt;&lt;\/p&gt;&lt;p&gt;&lt;span class=&#8221;ryNqvb&#8221;&gt;1) What &#8220;solver processes&#8221; value should I set in Fluent (when I open Setup) and how many cores should I set in Transient Structural?&lt;\/span&gt; &lt;span class=&#8221;ryNqvb&#8221;&gt;(Is it better to use all available logical processors on the PC for Fluent and all available cores on the PC for Transient Structural or not?) I&#8217;m including 2 images for your use as examples.&lt;\/span&gt; &lt;\/p&gt;&lt;p&gt;&lt;span class=&#8221;ryNqvb&#8221;&gt;<img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2025\/10\/19-10-2025-1760848271-mceclip0.png\" \/><img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2025\/10\/19-10-2025-1760848283-mceclip1.jpg\" \/>&lt;\/span&gt;&lt;\/p&gt;&lt;p&gt;&lt;span class=&#8221;ryNqvb&#8221;&gt;2) What is the limit for &#8220;solver processes&#8221; in Fluent and for cores in &#8220;Transient Structural&#8221;?&lt;\/span&gt;&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-444174","topic","type-topic","status-publish","hentry","topic-tag-fluent-ansys-1","topic-tag-fluent-cfd-ansys-1","topic-tag-mechanicalworkbench-1","topic-tag-ansys-fluent","topic-tag-ansys-fluent-meshing-1","topic-tag-ansys-mechanical","topic-tag-ansys-workbench-mechancal","topic-tag-ansysfluent","topic-tag-ansysmechanical","topic-tag-cfd-fluent","topic-tag-coupling","topic-tag-fluent","topic-tag-fluent-ansys-2","topic-tag-fluent-coupling","topic-tag-fluent-mechanical","topic-tag-fluent-project","topic-tag-fluent-setup-1","topic-tag-fluidflowfluent-1","topic-tag-mechanical","topic-tag-mechanical-workbench-1","topic-tag-system-coupling-transient-structural-fluid-flow-fluent-cfd-post-connector-1","topic-tag-systemcoupling","topic-tag-transient","topic-tag-transient-structural","topic-tag-two-way-coupling","topic-tag-two-way-coupling-fluent-2"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_forum_id":["27794"],"_bbp_topic_id":["444174"],"_bbp_subscription":["527509","13659"],"_bbp_author_ip":["200.89.69.168"],"_bbp_last_reply_id":["444702"],"_bbp_last_active_id":["444702"],"_bbp_last_active_time":["2025-10-24 14:54:33"],"_bbp_reply_count":["1"],"_bbp_reply_count_hidden":["0"],"_bbp_voice_count":["2"],"_bbp_engagement":["527509","13659"],"_btv_view_count":["673"],"_bbp_topic_status":["unanswered"]},"test":"andres-baezaug-uchile-cl"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/444174","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\/444174\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=444174"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}