{"id":395640,"date":"2024-11-28T10:32:28","date_gmt":"2024-11-28T10:32:28","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/harmonic-response-equivalent-stressmaximum-over-frequency-and-amplitude-on\/"},"modified":"2024-12-04T08:58:27","modified_gmt":"2024-12-04T08:58:27","slug":"harmonic-response-equivalent-stressmaximum-over-frequency-and-amplitude-on","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/harmonic-response-equivalent-stressmaximum-over-frequency-and-amplitude-on\/","title":{"rendered":"Harmonic Response-Equivalent stress(Maximum over frequency and Amplitude &#8220;ON&#8221;)"},"content":{"rendered":"<p>&lt;p&gt;Hello,&lt;br&gt;I want to find peak stresses of the model at 30g, for the range 2500Hz to 2700Hz. So when I select equivalent stress and max principal stress in the solution section, I get the results of the stresses for the model, but in the details section&#8211;&gt; in the defintion tab, there&#8217;s a option to define by where I set it to &#8220;maximum over frequency&#8221; and Amplitude to &#8220;Yes&#8221;, when I do this I get different stress values for Max principal stress as well as von-mises stress. What is the difference between these two results? Are the first results were scaled down by 0,7071(RMS value)? Are the stress values which I get when I select from &#8220;maximum over frequency&#8221; and Amplitude &#8220;Yes&#8221; are the peak stress at the resonance for the above mentioned range?&lt;span style=&#8221;font-size: 11.0pt; font-family: &#8216;Calibri&#8217;,sans-serif; mso-fareast-font-family: Calibri; mso-fareast-theme-font: minor-latin; mso-font-kerning: 0pt; mso-ansi-language: #2000; mso-fareast-language: EN-US; mso-bidi-language: AR-SA;&#8221;&gt;&lt;!&#8211;[endif]&#8211;&gt;&lt;\/span&gt;&lt;!&#8211;[endif]&#8211;&gt;&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-395640","topic","type-topic","status-publish","hentry","topic-tag-mechanicalworkbench-1","topic-tag-analysissetting-1","topic-tag-equivalent-stress","topic-tag-frequency-response","topic-tag-harmonic-response","topic-tag-max-principal-stress","topic-tag-mechanical","topic-tag-modal-harmonic-response"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Hello,I want to find peak stresses of the model at 30g, for the range 2500Hz to 2700Hz. 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