{"id":167057,"date":"2023-04-05T14:32:48","date_gmt":"2023-04-05T14:32:48","guid":{"rendered":"\/knowledge\/forums\/topic\/can-one-generate-frequency-response-for-equivalent-stress\/"},"modified":"2023-07-31T12:32:23","modified_gmt":"2023-07-31T12:32:23","slug":"can-one-generate-frequency-response-for-equivalent-stress","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/can-one-generate-frequency-response-for-equivalent-stress\/","title":{"rendered":"Can one generate frequency response for equivalent stress?"},"content":{"rendered":"<p>One cannot  generate a Frequency Response (i.e., Bode) plot for von Mises stress in a harmonic analysis as it is not a harmonic result. It is periodic, but it is not harmonic. The same is true of Total Deformation (or, indeed, any derived quantity). The component values are harmonic, but values derived from them are not. One can use the amplitude of the equivalent stress.<\/p>\n","protected":false},"template":"","class_list":["post-167057","topic","type-topic","status-publish","hentry","topic-tag-4391","topic-tag-mechanical","topic-tag-modal-harmonic-response","topic-tag-structural-dynamics","topic-tag-structural-mechanics"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"One cannot generate a Frequency Response (i.e., Bode) plot for von Mises stress in a harmonic analysis as it is not a harmonic result. It is periodic, but it is not harmonic. The same is true of Total Deformation (or, indeed, any derived quantity). The component values are harmonic, but values derived from them are\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/can-one-generate-frequency-response-for-equivalent-stress\/\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 4.9.10\" \/>\n\t\t<meta property=\"og:locale\" content=\"en_US\" \/>\n\t\t<meta property=\"og:site_name\" content=\"Ansys Knowledge | Ansys Innovation Space\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"Can one generate frequency response for equivalent stress? | Ansys Knowledge\" \/>\n\t\t<meta property=\"og:description\" content=\"One cannot generate a Frequency Response (i.e., Bode) plot for von Mises stress in a harmonic analysis as it is not a harmonic result. It is periodic, but it is not harmonic. The same is true of Total Deformation (or, indeed, any derived quantity). The component values are harmonic, but values derived from them are\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/can-one-generate-frequency-response-for-equivalent-stress\/\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2023-04-05T14:32:48+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2023-07-31T12:32:23+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Can one generate frequency response for equivalent stress? | Ansys Knowledge\" \/>\n\t\t<meta name=\"twitter:description\" content=\"One cannot generate a Frequency Response (i.e., Bode) plot for von Mises stress in a harmonic analysis as it is not a harmonic result. It is periodic, but it is not harmonic. The same is true of Total Deformation (or, indeed, any derived quantity). The component values are harmonic, but values derived from them are\" \/>\n\t\t<script type=\"application\/ld+json\" class=\"aioseo-schema\">\n\t\t\t{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/forums\\\/topic\\\/can-one-generate-frequency-response-for-equivalent-stress\\\/#breadcrumblist\",\"itemListElement\":[{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge#listItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/topics\\\/#listItem\",\"name\":\"Topics\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/topics\\\/#listItem\",\"position\":2,\"name\":\"Topics\",\"item\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/topics\\\/\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/forums\\\/topic-tag\\\/structural-mechanics\\\/#listItem\",\"name\":\"structural-mechanics\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge#listItem\",\"name\":\"Home\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/forums\\\/topic-tag\\\/structural-mechanics\\\/#listItem\",\"position\":3,\"name\":\"structural-mechanics\",\"item\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/forums\\\/topic-tag\\\/structural-mechanics\\\/\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/forums\\\/topic\\\/can-one-generate-frequency-response-for-equivalent-stress\\\/#listItem\",\"name\":\"Can one generate frequency response for equivalent stress?\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/topics\\\/#listItem\",\"name\":\"Topics\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/forums\\\/topic\\\/can-one-generate-frequency-response-for-equivalent-stress\\\/#listItem\",\"position\":4,\"name\":\"Can one generate frequency response for equivalent stress?\",\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/forums\\\/topic-tag\\\/structural-mechanics\\\/#listItem\",\"name\":\"structural-mechanics\"}}]},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/#organization\",\"name\":\"Ansys Knowledge\",\"description\":\"Ansys Innovation Space\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/forums\\\/topic\\\/can-one-generate-frequency-response-for-equivalent-stress\\\/#webpage\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/forums\\\/topic\\\/can-one-generate-frequency-response-for-equivalent-stress\\\/\",\"name\":\"Can one generate frequency response for equivalent stress? | Ansys Knowledge\",\"description\":\"One cannot generate a Frequency Response (i.e., Bode) plot for von Mises stress in a harmonic analysis as it is not a harmonic result. 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