{"id":362069,"date":"2024-04-13T15:42:41","date_gmt":"2024-04-13T15:42:41","guid":{"rendered":"\/forum\/forums\/topic\/beam-to-beam-contacts\/"},"modified":"2024-04-13T15:42:41","modified_gmt":"2024-04-13T15:42:41","slug":"beam-to-beam-contacts","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/beam-to-beam-contacts\/","title":{"rendered":"Beam-to-Beam Contacts"},"content":{"rendered":"<p>I am simply looking to simulate the contact between two rings made of beam elements using the thickness of the beams as the contact &#8220;surface&#8221;.&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<pre>The manual mentions beam-to-beam contact:<br>*CONTACT_AUTOMATIC_GENERAL is a<br>single surface contact similar to *CONTACT_AUTOMATIC_SINGLE_SURFACE<br>that also includes treatment of beam-to-beam contact and in doing so,<br>checks along the entire length of the beams for penetration.<br><br>But my rings don't see each other with this turned on:<br><br>*CONTACT_AUTOMATIC_GENERAL_ID<br>$# &nbsp; &nbsp; cid &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; title<br>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;1 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;<br>$# &nbsp; surfa &nbsp; &nbsp; surfb &nbsp;surfatyp &nbsp;surfbtyp &nbsp; saboxid &nbsp; sbboxid &nbsp; &nbsp; &nbsp;sapr &nbsp; &nbsp; &nbsp;sbpr<br>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;0 &nbsp; &nbsp; &nbsp; &nbsp; 1 &nbsp; &nbsp; &nbsp; &nbsp; 2 &nbsp; &nbsp; &nbsp; &nbsp; 2 &nbsp; &nbsp; &nbsp; &nbsp; 0 &nbsp; &nbsp; &nbsp; &nbsp; 0 &nbsp; &nbsp; &nbsp; &nbsp; 0 &nbsp; &nbsp; &nbsp; &nbsp; 0<br>$# &nbsp; &nbsp; &nbsp;fs &nbsp; &nbsp; &nbsp; &nbsp;fd &nbsp; &nbsp; &nbsp; &nbsp;dc &nbsp; &nbsp; &nbsp; &nbsp;vc &nbsp; &nbsp; &nbsp; vdc &nbsp; &nbsp;penchk &nbsp; &nbsp; &nbsp; &nbsp;bt &nbsp; &nbsp; &nbsp; &nbsp;dt<br>&nbsp; &nbsp; &nbsp; &nbsp;0.0 &nbsp; &nbsp; &nbsp; 0.0 &nbsp; &nbsp; &nbsp; 0.0 &nbsp; &nbsp; &nbsp; 0.0 &nbsp; &nbsp; &nbsp; 0.0 &nbsp; &nbsp; &nbsp; &nbsp; 0 &nbsp; &nbsp; &nbsp; 0.01.00000E20<br>$# &nbsp; &nbsp;sfsa &nbsp; &nbsp; &nbsp;sfsb &nbsp; &nbsp; &nbsp;sast &nbsp; &nbsp; &nbsp;sbst &nbsp; &nbsp; sfsat &nbsp; &nbsp; sfsbt &nbsp; &nbsp; &nbsp; fsf &nbsp; &nbsp; &nbsp; vsf<br>&nbsp; &nbsp; &nbsp; &nbsp;1.0 &nbsp; &nbsp; &nbsp; 1.0 &nbsp; &nbsp; &nbsp; 0.0 &nbsp; &nbsp; &nbsp; 0.0 &nbsp; &nbsp; &nbsp; 1.0 &nbsp; &nbsp; &nbsp; 1.0 &nbsp; &nbsp; &nbsp; 1.0 &nbsp; &nbsp; &nbsp; 1.0<br><br><\/pre>\n","protected":false},"template":"","class_list":["post-362069","topic","type-topic","status-closed","hentry"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_subscription":["52112","37202"],"_bbp_author_ip":["23.206.193.146"]," _bbp_last_reply_id":["0"]," _bbp_likes_count":["0"],"_btv_view_count":["2648"],"_bbp_topic_status":["unanswered"],"_bbp_topic_id":["362069"],"_bbp_forum_id":["27814"],"_bbp_engagement":["37202","52112"],"_bbp_voice_count":["2"],"_bbp_reply_count":["3"],"_bbp_last_reply_id":["362245"],"_bbp_last_active_id":["362245"],"_bbp_last_active_time":["2024-04-15 13:24:39"]},"test":"thomas-s-lowerynasa-gov"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/362069","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\/362069\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=362069"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}