{"id":357402,"date":"2024-03-16T10:34:26","date_gmt":"2024-03-16T10:34:26","guid":{"rendered":"\/forum\/forums\/topic\/ansys-2021r1-estimating-damping-ratio-in-modal-analysis-for-wave-springs\/"},"modified":"2024-03-16T10:34:26","modified_gmt":"2024-03-16T10:34:26","slug":"ansys-2021r1-estimating-damping-ratio-in-modal-analysis-for-wave-springs","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/ansys-2021r1-estimating-damping-ratio-in-modal-analysis-for-wave-springs\/","title":{"rendered":"ANSYS 2021R1: Estimating Damping Ratio in Modal Analysis for Wave Springs"},"content":{"rendered":"<p>I&#8217;m working on a research project involving the vibration characteristics of springs.&nbsp;I&#8217;m using ANSYS modal analysis to understand the stiffness and vibration behavior of two different spring designs.<\/p>\n<p>While modal analysis provides valuable insights, I&#8217;m more interested in <em><strong>estimating the damping ratio<\/strong><\/em> of each spring design. I understand that ANSYS might offer features like Rayleigh Damping for this purpose.&nbsp;<\/p>\n<p>My Questions:<\/p>\n<ul>\n<li>Does my ANSYS version 2021R1 have functionalities for <strong>estimating damping ratios<\/strong> during modal analysis? If so, could you point me towards the relevant documentation or tutorials?<\/li>\n<li>If using Rayleigh Damping, are there any recommended approaches for selecting the appropriate damping coefficients (alpha and beta) for my wave spring models.&nbsp;<\/li>\n<\/ul>\n<p>Additional Information:<\/p>\n<ul>\n<li style=\"list-style-type: none\">\n<ul>\n<li>My spring models were created in SolidWorks and imported into ANSYS.<\/li>\n<li>I&#8217;m defining appropriate fixed supports based on the intended application.<\/li>\n<li>I&#8217;m using a refined mesh for accurate modal analysis results.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>Thank you for your time and assistance!<\/p>\n<p>Sincerely, Basit Khan<\/p>\n","protected":false},"template":"","class_list":["post-357402","topic","type-topic","status-closed","hentry","topic-tag-Modal_Analysis-1","topic-tag-damping-coefficient","topic-tag-damping-effect","topic-tag-damping-ratios-1","topic-tag-rayleighs-damping"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_subscription":["336962","88"],"_bbp_author_ip":["96.7.218.215"]," _bbp_last_reply_id":["0"]," _bbp_likes_count":["0"],"_btv_view_count":["531"],"_bbp_topic_status":["unanswered"],"_bbp_topic_id":["357402"],"_bbp_forum_id":["27792"],"_bbp_engagement":["88","336962"],"_bbp_voice_count":["2"],"_bbp_reply_count":["2"],"_bbp_last_reply_id":["357972"],"_bbp_last_active_id":["357972"],"_bbp_last_active_time":["2024-03-19 16:46:09"]},"test":"basittanoli2021gmail-com"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/357402","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\/357402\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=357402"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}