{"id":196912,"date":"2021-11-09T07:23:03","date_gmt":"2021-11-09T07:23:03","guid":{"rendered":"\/forum\/forums\/reply\/196912\/"},"modified":"2021-11-09T07:23:03","modified_gmt":"2021-11-09T07:23:03","slug":"196912","status":"publish","type":"reply","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/196912\/","title":{"rendered":"Reply To: How to evaluate the stress component normal to a curved edge"},"content":{"rendered":"<p>\nYou can get the stress component normal to the surface by always creating the local co-ordinate system and setting one of the axes normal to the given surface. This is the most preferred and easy way. Even the local co-ordinate systems can be generated using object generator.<br \/>\nThe following are the links for the discussions on the same line- <br \/>\n<a href=\"\/forum\/discussion\/21832\/how-i-get-directional-principal-stress-in-workbench\" target=\"blank\">How I get directional principal stress in Workbench \u00d4\u00c7\u00f6 Ansys Learning Forum<\/a><br \/>\n<a href=\"\/forum\/discussion\/1839\/stress-component-perpendicular-to-a-surface\" target=\"blank\">Stress component perpendicular to a surface \u00d4\u00c7\u00f6 Ansys Learning Forum<\/a><br \/>\n<a href=\"https:\/\/ansyshelp.ansys.com\/account\/secured?returnurl=\/Views\/Secured\/corp\/v212\/en\/wb_sim\/ds_Vector_Principals.html\" target=\"blank\">Vector Principals (ansys.com)<\/a><br \/>\nSince, you want a method other than the local coordinate system method<br \/>\nYou might want to try the method in which strain is analyzed using a strain gauge (Single element meshed surface with zero stiffness and minimal thickness created at the locations of interest.)Instead of asking strain as output, you can ask stress in the particular direction as the output.<br \/>\nThe following steps might guide you for the same-<br \/>\nCreate a surface at desired locations and update the geometry.<br \/>\nDefine the element types and stiffness by inserting commands (et, matid , 181 and keyopt , matid ,1 ,2 )<br \/>\nDefining the appropriate contacts.<br \/>\nMeshing the surface such that it has only one element.<br \/>\nAdding element triads to the solution output to get respective axes to scope the result for.<br \/>\nAdding the respective stress and scoping the result to the the solution co ordinate system and axis along with respective geometry.<br \/>\n<a href=\"\/forum\/discussion\/comment\/108548#Comment_108548\" target=\"blank\">Request normal strain from strain gauges on irregular curved surface \u00d4\u00c7\u00f6 Ansys Learning Forum<\/a><br \/>\n<a href=\"https:\/\/ansyshelp.ansys.com\/account\/secured?returnurl=\/Views\/Secured\/corp\/v212\/en\/wb_sim\/ds_Elemental_CS.html?q=elemental%20triads\" target=\"blank\">Elemental Coordinate Systems Results (ansys.com)<\/a><br \/>\n<a href=\"https:\/\/ansyshelp.ansys.com\/account\/secured?returnurl=\/Views\/Secured\/corp\/v212\/en\/wb_sim\/ds_results_intro.html?q=strain%20gauge\" target=\"blank\">Introduction to the Use of Results (ansys.com)<\/a><br \/>\nHope that helps.<br \/>\nThanks<br \/>\nSahil<\/p>\n","protected":false},"template":"","class_list":["post-196912","reply","type-reply","status-publish","hentry"],"aioseo_notices":[],"acf":[],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/replies\/196912","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/replies"}],"about":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/types\/reply"}],"version-history":[{"count":0,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/replies\/196912\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=196912"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}