{"id":442836,"date":"2025-10-02T00:46:36","date_gmt":"2025-10-02T00:46:36","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/fluid-solid-interaction-5\/"},"modified":"2025-10-02T00:46:36","modified_gmt":"2025-10-02T00:46:36","slug":"fluid-solid-interaction-5","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/fluid-solid-interaction-5\/","title":{"rendered":"Fluid Solid Interaction"},"content":{"rendered":"<p>&lt;p&gt;Hi, I&rsquo;m trying to model a fluid&ndash;structure interaction with impact. For the structure I&rsquo;d like to use LS-DYNA (or Mechanical Explicit Dynamics), and for the fluid I&rsquo;m using Ansys Fluent. However, I don&rsquo;t see an option to connect these solvers through Workbench System Coupling.&lt;\/p&gt;<\/p>\n<ul>&lt;li data-start=&#8221;626&#8243; data-end=&#8221;705&#8243;&gt;&lt;p data-start=&#8221;628&#8243; data-end=&#8221;705&#8243;&gt;Is LS-DYNA (or Explicit Dynamics) supported in System Coupling with Fluent?&lt;\/p&gt;<\/li>\n<p>&lt;li data-start=&#8221;706&#8243; data-end=&#8221;862&#8243;&gt;&lt;p data-start=&#8221;708&#8243; data-end=&#8221;862&#8243;&gt;If not, what workflows are recommended for high-speed impact FSI (e.g., using Mechanical Transient Structural instead, or alternative coupling methods)?&lt;\/p&gt;<\/li>\n<\/ul>\n<p>&lt;p&gt;&nbsp;<img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2025\/10\/02-10-2025-1759365826-Screenshot 2025-10-02 104322.png\" alt=\"\" \/>&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-442836","topic","type-topic","status-publish","hentry","topic-tag-fluid-solid-interaction-1","topic-tag-impact-analysis","topic-tag-ls-dyna","topic-tag-system-coupling"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_forum_id":["27814"],"_bbp_topic_id":["442836"],"_bbp_subscription":["602865","58821","41293"],"_bbp_author_ip":["2001:388:6080:106:869:6f50:7bb5:374f"],"_bbp_last_reply_id":["443010"],"_bbp_last_active_id":["443010"],"_bbp_last_active_time":["2025-10-04 05:22:36"],"_bbp_reply_count":["3"],"_bbp_reply_count_hidden":["0"],"_bbp_voice_count":["3"],"_bbp_engagement":["602865","58821","41293"],"_btv_view_count":["342"],"_bbp_topic_status":["unanswered"],"_bbp_notification_enabled":["480261"]},"test":"105578104student-swin-edu-au"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/442836","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\/442836\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=442836"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}