{"id":36828,"date":"2019-07-29T16:16:00","date_gmt":"2019-07-29T16:16:00","guid":{"rendered":"\/forum\/forums\/topic\/unit-of-strain-in-hyperelastic-test-data\/"},"modified":"2019-07-29T16:16:00","modified_gmt":"2019-07-29T16:16:00","slug":"unit-of-strain-in-hyperelastic-test-data","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/unit-of-strain-in-hyperelastic-test-data\/","title":{"rendered":"unit of strain in hyperelastic test data"},"content":{"rendered":"<p>Hi All,<\/p>\n<p><\/p>\n<p>&nbsp;<\/p>\n<p><\/p>\n<p>I am trying to input my own biaxial test data (stress and strain) into EngineeringData, but I found that the unit for strain in the interface is mm^-1. Shouldn&#8217;t the unit for strain is mm\/mm or in\/in&#8230;.?<img decoding=\"async\" src=\"https:\/\/us.v-cdn.net\/6032193\/uploads\/attachments\/6e49c2ed-5fdd-4282-ad14-a9bb0039a756\/1299ecfc-8eb8-4853-a8e1-aa99010c39c2_capture.jpg?width=690&amp;upscale=false\" alt=\"\"><\/p>\n<p><\/p>\n<p>Another question is, is there anyway to perform curve fitting for some anisotropic materials? I saw the material models that are&nbsp;supported in ANSYS to do curve fitting are mostly isotropic hyperelastic.&nbsp;<\/p>\n<p><\/p>\n<p>Thanks!<\/p>\n<p><\/p>\n<p>&nbsp;<\/p>\n<p><\/p>\n<p>Jirong<\/p>\n","protected":false},"template":"","class_list":["post-36828","topic","type-topic","status-closed","hentry"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_old_topic_id":["9002"],"_bbp_old_topic_author_name_id":["Anonymous"],"_bbp_old_is_topic_anonymous_id":["false"],"_bbp_old_closed_status_id":["publish"],"_bbp_author_ip":[null],"_bbp_old_sticky_status_id":["normal"],"_bbp_likes_count":["0","0"],"_btv_view_count":["922"],"_bbp_subscription":["238200"],"_bbp_topic_status":["unanswered"],"_bbp_status":["publish"],"_bbp_topic_id":["36828"],"_bbp_forum_id":["27791"],"_bbp_engagement":["897","161270","183598"],"_bbp_voice_count":["3"],"_bbp_reply_count":["3"],"_bbp_last_reply_id":["134138"],"_bbp_last_active_id":["134138"],"_bbp_last_active_time":["2020-11-25 16:33:43"]},"test":"jirong"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/36828","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\/36828\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=36828"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}