{"id":165612,"date":"2023-03-17T09:00:48","date_gmt":"2023-03-17T09:00:48","guid":{"rendered":"\/knowledge\/forums\/topic\/which-options-are-recommended-for-cases-where-hourglassing-stubbornly-persists\/"},"modified":"2023-07-31T12:31:36","modified_gmt":"2023-07-31T12:31:36","slug":"which-options-are-recommended-for-cases-where-hourglassing-stubbornly-persists","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/which-options-are-recommended-for-cases-where-hourglassing-stubbornly-persists\/","title":{"rendered":"Which options are recommended for cases where hourglassing stubbornly persists?"},"content":{"rendered":"<p>These commands can be used to eliminate stubborn hourglassing problems:  edmp,hgls,1,5 edmp,hgls,2,5 edmp,hgls,3,5  These viscous hourglass control options were the &#8220;silver bullet&#8221; in one case where they eliminated the hourglassing. So, the Flanagan-Belytschko stiffness form with exact volume integration with default coefficient (0.1) appear to be the settings necessary.<\/p>\n","protected":false},"template":"","class_list":["post-165612","topic","type-topic","status-publish","hentry","topic-tag-4431","topic-tag-explicit-ls-dyna","topic-tag-ls-dyna-explicit","topic-tag-mechanical-apdl","topic-tag-structural-dynamics","topic-tag-structural-mechanics"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_wp_page_template":["default"],"_bbp_last_active_time":["3\/15\/2023 20:20"],"_bbp_forum_id":["27792"],"_bbp_author_ip":["23.56.168.180"],"_btv_view_count":["639"],"siebel_km_number":["267517"],"product_version":["17"],"km_published_date":["2003-07-31T00:00:00.000Z"],"family":["Structural Mechanics"],"application_name":["Mechanical APDL"]},"test":"articlesansys-com"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/topics\/165612","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/topics"}],"about":[{"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/types\/topic"}],"version-history":[{"count":0,"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/topics\/165612\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/media?parent=165612"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}