{"id":276354,"date":"2023-03-24T14:12:23","date_gmt":"2023-03-24T14:12:23","guid":{"rendered":"\/forum\/forums\/topic\/deformation-of-a-simple-bolt-connection-with-bolt-pretension\/"},"modified":"2023-03-24T14:12:23","modified_gmt":"2023-03-24T14:12:23","slug":"deformation-of-a-simple-bolt-connection-with-bolt-pretension","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/deformation-of-a-simple-bolt-connection-with-bolt-pretension\/","title":{"rendered":"Deformation of a simple bolt connection with bolt pretension"},"content":{"rendered":"<p>Hello everybody, I want to measure the total bolt deformation of this connection and I don&#8217;t know how. I hope you can help me.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" title=\"Overview\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/03\/24-03-2023-1679665626-Overview.PNG\" alt=\"\" width=\"1178\" height=\"721\"><\/p>\n<p>The Problem is the bolt pretension which compresses in ansys the clamp length to simulate the preload force.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/03\/24-03-2023-1679666098-Bolt.PNG\" alt=\"\" width=\"1076\" height=\"646\"><\/p>\n<p>I thought that I can just measure deformation in y-direction from the two surfaces and take the average value of it and then substract then from each other to get the total deformation in y-direction.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/03\/24-03-2023-1679666669-sufaceleft.PNG\" alt=\"\" width=\"1037\" height=\"484\"><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/03\/24-03-2023-1679666763-surfaceright.PNG\" alt=\"\" width=\"1103\" height=\"592\"><\/p>\n<p>Well this dosesnt work. Calculation says that the whole bolt should have a deformation of about 0,1429511mm.<\/p>\n<p>Because of the bolt pretension the clamp length gets compressed and I can&#8217;t measure the real deformation.<\/p>\n<p>Any ideas?<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"template":"","class_list":["post-276354","topic","type-topic","status-closed","hentry"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_subscription":["73871","240","37189"],"_bbp_author_ip":["23.192.164.14"]," _bbp_last_reply_id":["0"]," _bbp_likes_count":["0"],"_btv_view_count":["2729"],"_bbp_topic_status":["unanswered"],"_bbp_status":["publish"],"_bbp_topic_id":["276354"],"_bbp_forum_id":["27791"],"_bbp_engagement":["240","37189","73871"],"_bbp_voice_count":["3"],"_bbp_reply_count":["15"],"_bbp_last_reply_id":["278080"],"_bbp_last_active_id":["278080"],"_bbp_last_active_time":["2023-04-06 07:40:18"]},"test":"tim-dietlsiemens-healthineers-com"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/276354","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\/276354\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=276354"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}