{"id":422005,"date":"2025-02-17T11:04:25","date_gmt":"2025-02-17T11:04:25","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/trying-to-simulate-a-car-tyre-moving-on-a-road\/"},"modified":"2025-02-17T11:04:25","modified_gmt":"2025-02-17T11:04:25","slug":"trying-to-simulate-a-car-tyre-moving-on-a-road","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/trying-to-simulate-a-car-tyre-moving-on-a-road\/","title":{"rendered":"Trying to simulate a car tyre moving on a road"},"content":{"rendered":"<p>&lt;p&gt;Hi there,&nbsp;&lt;\/p&gt;&lt;p&gt;&nbsp;&lt;\/p&gt;&lt;p&gt;I am new to workbench and having difficulty setting up my car tyre simulation. I am trying to simulate a car tyre that is in motion on road road to monitor its contact patch and analyse the stress\/strain\/deformation etc.&nbsp;&lt;\/p&gt;&lt;p&gt;I am doing this on transient structural and followed instructions from another post but my simulation keeps coming up with errors.&lt;\/p&gt;&lt;p&gt;please see the geometry below, (i have used a very basic tyre shape as i am trying to understand the basics of how to simulate a tyre before adding in more complex shapes like tread, etc.):&lt;\/p&gt;&lt;p&gt;<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2025\/02\/17-02-2025-1739789701-mceclip0.png\" width=\"845\" height=\"396\" \/>&lt;\/p&gt;&lt;p&gt;here is the setup:&lt;\/p&gt;&lt;p&gt;<img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2025\/02\/17-02-2025-1739789821-mceclip1.png\" \/>&lt;\/p&gt;&lt;p&gt;i believe i may have used some incorrect values (time steps and potentially my pressure is incorrect) but i just want to ensure the setup is correct&lt;\/p&gt;&lt;p&gt;<img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2025\/02\/17-02-2025-1739790143-mceclip3.png\" \/>&lt;\/p&gt;&lt;p&gt;here are the errors i keep receiving:&lt;\/p&gt;&lt;p&gt;<img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2025\/02\/17-02-2025-1739789935-mceclip2.png\" \/>&lt;\/p&gt;&lt;p&gt;&nbsp;&lt;\/p&gt;&lt;p&gt;Please be kind as I am a beginner at this.&nbsp;&lt;\/p&gt;&lt;p&gt;&nbsp;&lt;\/p&gt;&lt;p&gt;Thanks,&lt;\/p&gt;&lt;p&gt;Jess&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-422005","topic","type-topic","status-publish","hentry","topic-tag-automotive","topic-tag-car","topic-tag-transient-structural"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_forum_id":["27791"],"_bbp_topic_id":["422005"],"_bbp_subscription":["518245","480261"],"_bbp_author_ip":["147.188.251.161"],"_bbp_last_reply_id":["422083"],"_bbp_last_active_id":["422083"],"_bbp_last_active_time":["2025-02-17 23:49:09"],"_bbp_reply_count":["1"],"_bbp_reply_count_hidden":["0"],"_bbp_voice_count":["2"],"_bbp_engagement":["518245","480261"],"_btv_view_count":["96"],"_bbp_topic_status":["unanswered"]},"test":"jxk027student-bham-ac-uk"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/422005","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\/422005\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=422005"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}