{"id":279675,"date":"2023-04-16T08:33:55","date_gmt":"2023-04-16T08:33:55","guid":{"rendered":"\/forum\/forums\/reply\/279675\/"},"modified":"2023-04-16T08:33:55","modified_gmt":"2023-04-16T08:33:55","slug":"279675","status":"publish","type":"reply","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/279675\/","title":{"rendered":"Reply To: Cyclical Loading and Fatigue Tool"},"content":{"rendered":"<p>&lt;p&gt;Here is a picture of the structure. It is a tandem bicycle frame that has a constant downward force on each of the seat joints and then an oscillating force for each of the pedals. To simplify I think it is appropriate to assume that the two oscillating forces do have the same frequency and that the phase is 0. (This allows us to model the worst case scenario where the two riders exert the maximum downward force on the pedal on same side and at the same time) <img decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/04\/16-04-2023-1681633833-Screenshot 2023-04-16 092933.png\" alt=\"\" \/>&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-279675","reply","type-reply","status-publish","hentry"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Here is a picture of the structure. It is a tandem bicycle frame that has a constant downward force on each of the seat joints and then an oscillating force for each of the pedals. To simplify I think it is appropriate to assume that the two oscillating forces do have the same frequency and\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/279675\/\" \/>\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 Learning Forum | Ansys Innovation Space\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"Reply To: Cyclical Loading and Fatigue Tool | Ansys Learning Forum\" \/>\n\t\t<meta property=\"og:description\" content=\"Here is a picture of the structure. It is a tandem bicycle frame that has a constant downward force on each of the seat joints and then an oscillating force for each of the pedals. To simplify I think it is appropriate to assume that the two oscillating forces do have the same frequency and\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/279675\/\" \/>\n\t\t<meta property=\"og:image\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forum\/wp-content\/uploads\/sites\/2\/2023\/04\/16-04-2023-1681633833-Screenshot%202023-04-16%20092933.png\" \/>\n\t\t<meta property=\"og:image:secure_url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forum\/wp-content\/uploads\/sites\/2\/2023\/04\/16-04-2023-1681633833-Screenshot%202023-04-16%20092933.png\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2023-04-16T08:33:55+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2023-04-16T08:33:55+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Reply To: Cyclical Loading and Fatigue Tool | Ansys Learning Forum\" \/>\n\t\t<meta name=\"twitter:description\" content=\"Here is a picture of the structure. It is a tandem bicycle frame that has a constant downward force on each of the seat joints and then an oscillating force for each of the pedals. To simplify I think it is appropriate to assume that the two oscillating forces do have the same frequency and\" \/>\n\t\t<meta name=\"twitter:image\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forum\/wp-content\/uploads\/sites\/2\/2023\/04\/16-04-2023-1681633833-Screenshot 2023-04-16 092933.png\" \/>\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\\\/forum\\\/forums\\\/reply\\\/279675\\\/#breadcrumblist\",\"itemListElement\":[{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum#listItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/reply\\\/279675\\\/#listItem\",\"name\":\"Reply To: Cyclical Loading and Fatigue Tool\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/reply\\\/279675\\\/#listItem\",\"position\":2,\"name\":\"Reply To: Cyclical Loading and Fatigue Tool\",\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum#listItem\",\"name\":\"Home\"}}]},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/#organization\",\"name\":\"Ansys Learning Forum\",\"description\":\"Ansys Innovation Space\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/reply\\\/279675\\\/#webpage\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/reply\\\/279675\\\/\",\"name\":\"Reply To: Cyclical Loading and Fatigue Tool | Ansys Learning Forum\",\"description\":\"Here is a picture of the structure. It is a tandem bicycle frame that has a constant downward force on each of the seat joints and then an oscillating force for each of the pedals. To simplify I think it is appropriate to assume that the two oscillating forces do have the same frequency and\",\"inLanguage\":\"en-US\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/#website\"},\"breadcrumb\":{\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/reply\\\/279675\\\/#breadcrumblist\"},\"datePublished\":\"2023-04-16T08:33:55+00:00\",\"dateModified\":\"2023-04-16T08:33:55+00:00\"},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/#website\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/\",\"name\":\"Ansys Learning Forum\",\"description\":\"Ansys Innovation Space\",\"inLanguage\":\"en-US\",\"publisher\":{\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/#organization\"}}]}\n\t\t<\/script>\n\t\t<!-- All in One SEO -->\n\n","aioseo_head_json":{"title":"Reply To: Cyclical Loading and Fatigue Tool | Ansys Learning Forum","description":"Here is a picture of the structure. It is a tandem bicycle frame that has a constant downward force on each of the seat joints and then an oscillating force for each of the pedals. 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It is a tandem bicycle frame that has a constant downward force on each of the seat joints and then an oscillating force for each of the pedals. To simplify I think it is appropriate to assume that the two oscillating forces do have the same frequency and","og:url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/279675\/","og:image":"https:\/\/innovationspace.ansys.com\/forum\/forum\/wp-content\/uploads\/sites\/2\/2023\/04\/16-04-2023-1681633833-Screenshot%202023-04-16%20092933.png","og:image:secure_url":"https:\/\/innovationspace.ansys.com\/forum\/forum\/wp-content\/uploads\/sites\/2\/2023\/04\/16-04-2023-1681633833-Screenshot%202023-04-16%20092933.png","article:published_time":"2023-04-16T08:33:55+00:00","article:modified_time":"2023-04-16T08:33:55+00:00","twitter:card":"summary_large_image","twitter:title":"Reply To: Cyclical Loading and Fatigue Tool | Ansys Learning Forum","twitter:description":"Here is a picture of the structure. 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