{"id":291933,"date":"2023-07-06T16:03:20","date_gmt":"2023-07-06T16:03:20","guid":{"rendered":"\/forum\/forums\/topic\/resonance\/"},"modified":"2023-07-06T16:03:20","modified_gmt":"2023-07-06T16:03:20","slug":"resonance","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/resonance\/","title":{"rendered":"Resonance"},"content":{"rendered":"<p>I am trying to simulate the vortex-induced vibration of a cylinder by using ANSYS CFX and Transient Structural. The cylinder is free to move in one direction. The problem is the tube response gets increased by increasing the flow velocity. Which is contrary to real physics. I am wondering if ANSYS is not able to simulate resonance or if I am missing something. <img decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/07\/06-07-2023-1688659310-1D_cylinder.png\" alt=\"\"><\/p>\n","protected":false},"template":"","class_list":["post-291933","topic","type-topic","status-closed","hentry","topic-tag-2-way-coupled-fsi","topic-tag-fsi-simulation"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"I am trying to simulate the vortex-induced vibration of a cylinder by using ANSYS CFX and Transient Structural. The cylinder is free to move in one direction. The problem is the tube response gets increased by increasing the flow velocity. Which is contrary to real physics. I am wondering if ANSYS is not able to\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/resonance\/\" \/>\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=\"Resonance | Ansys Learning Forum\" \/>\n\t\t<meta property=\"og:description\" content=\"I am trying to simulate the vortex-induced vibration of a cylinder by using ANSYS CFX and Transient Structural. The cylinder is free to move in one direction. The problem is the tube response gets increased by increasing the flow velocity. Which is contrary to real physics. I am wondering if ANSYS is not able to\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/resonance\/\" \/>\n\t\t<meta property=\"og:image\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forum\/wp-content\/uploads\/sites\/2\/2023\/07\/06-07-2023-1688659310-1D_cylinder.png\" \/>\n\t\t<meta property=\"og:image:secure_url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forum\/wp-content\/uploads\/sites\/2\/2023\/07\/06-07-2023-1688659310-1D_cylinder.png\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2023-07-06T16:03:20+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2023-07-06T16:03:20+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Resonance | Ansys Learning Forum\" \/>\n\t\t<meta name=\"twitter:description\" content=\"I am trying to simulate the vortex-induced vibration of a cylinder by using ANSYS CFX and Transient Structural. The cylinder is free to move in one direction. The problem is the tube response gets increased by increasing the flow velocity. Which is contrary to real physics. I am wondering if ANSYS is not able to\" \/>\n\t\t<meta name=\"twitter:image\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forum\/wp-content\/uploads\/sites\/2\/2023\/07\/06-07-2023-1688659310-1D_cylinder.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\\\/topic\\\/resonance\\\/#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\\\/topics\\\/#listItem\",\"name\":\"Topics\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/topics\\\/#listItem\",\"position\":2,\"name\":\"Topics\",\"item\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/topics\\\/\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic-tag\\\/fsi-simulation\\\/#listItem\",\"name\":\"fsi-simulation\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum#listItem\",\"name\":\"Home\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic-tag\\\/fsi-simulation\\\/#listItem\",\"position\":3,\"name\":\"fsi-simulation\",\"item\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic-tag\\\/fsi-simulation\\\/\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/resonance\\\/#listItem\",\"name\":\"Resonance\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/topics\\\/#listItem\",\"name\":\"Topics\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/resonance\\\/#listItem\",\"position\":4,\"name\":\"Resonance\",\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic-tag\\\/fsi-simulation\\\/#listItem\",\"name\":\"fsi-simulation\"}}]},{\"@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\\\/topic\\\/resonance\\\/#webpage\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/resonance\\\/\",\"name\":\"Resonance | Ansys Learning Forum\",\"description\":\"I am trying to simulate the vortex-induced vibration of a cylinder by using ANSYS CFX and Transient Structural. The cylinder is free to move in one direction. The problem is the tube response gets increased by increasing the flow velocity. Which is contrary to real physics. I am wondering if ANSYS is not able to\",\"inLanguage\":\"en-US\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/#website\"},\"breadcrumb\":{\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/resonance\\\/#breadcrumblist\"},\"datePublished\":\"2023-07-06T16:03:20+00:00\",\"dateModified\":\"2023-07-06T16:03:20+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":"Resonance | Ansys Learning Forum","description":"I am trying to simulate the vortex-induced vibration of a cylinder by using ANSYS CFX and Transient Structural. The cylinder is free to move in one direction. The problem is the tube response gets increased by increasing the flow velocity. Which is contrary to real physics. I am wondering if ANSYS is not able to","canonical_url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/resonance\/","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"BreadcrumbList","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/resonance\/#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\/topics\/#listItem","name":"Topics"}},{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/topics\/#listItem","position":2,"name":"Topics","item":"https:\/\/innovationspace.ansys.com\/forum\/topics\/","nextItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic-tag\/fsi-simulation\/#listItem","name":"fsi-simulation"},"previousItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum#listItem","name":"Home"}},{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic-tag\/fsi-simulation\/#listItem","position":3,"name":"fsi-simulation","item":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic-tag\/fsi-simulation\/","nextItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/resonance\/#listItem","name":"Resonance"},"previousItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/topics\/#listItem","name":"Topics"}},{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/resonance\/#listItem","position":4,"name":"Resonance","previousItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic-tag\/fsi-simulation\/#listItem","name":"fsi-simulation"}}]},{"@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\/topic\/resonance\/#webpage","url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/resonance\/","name":"Resonance | Ansys Learning Forum","description":"I am trying to simulate the vortex-induced vibration of a cylinder by using ANSYS CFX and Transient Structural. The cylinder is free to move in one direction. The problem is the tube response gets increased by increasing the flow velocity. Which is contrary to real physics. I am wondering if ANSYS is not able to","inLanguage":"en-US","isPartOf":{"@id":"https:\/\/innovationspace.ansys.com\/forum\/#website"},"breadcrumb":{"@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/resonance\/#breadcrumblist"},"datePublished":"2023-07-06T16:03:20+00:00","dateModified":"2023-07-06T16:03:20+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"}}]},"og:locale":"en_US","og:site_name":"Ansys Learning Forum | Ansys Innovation Space","og:type":"article","og:title":"Resonance | Ansys Learning Forum","og:description":"I am trying to simulate the vortex-induced vibration of a cylinder by using ANSYS CFX and Transient Structural. The cylinder is free to move in one direction. The problem is the tube response gets increased by increasing the flow velocity. Which is contrary to real physics. I am wondering if ANSYS is not able to","og:url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/resonance\/","og:image":"https:\/\/innovationspace.ansys.com\/forum\/forum\/wp-content\/uploads\/sites\/2\/2023\/07\/06-07-2023-1688659310-1D_cylinder.png","og:image:secure_url":"https:\/\/innovationspace.ansys.com\/forum\/forum\/wp-content\/uploads\/sites\/2\/2023\/07\/06-07-2023-1688659310-1D_cylinder.png","article:published_time":"2023-07-06T16:03:20+00:00","article:modified_time":"2023-07-06T16:03:20+00:00","twitter:card":"summary_large_image","twitter:title":"Resonance | Ansys Learning Forum","twitter:description":"I am trying to simulate the vortex-induced vibration of a cylinder by using ANSYS CFX and Transient Structural. The cylinder is free to move in one direction. The problem is the tube response gets increased by increasing the flow velocity. Which is contrary to real physics. I am wondering if ANSYS is not able to","twitter:image":"https:\/\/innovationspace.ansys.com\/forum\/forum\/wp-content\/uploads\/sites\/2\/2023\/07\/06-07-2023-1688659310-1D_cylinder.png"},"aioseo_meta_data":{"post_id":"291933","title":null,"description":null,"keywords":null,"keyphrases":null,"primary_term":null,"canonical_url":null,"og_title":null,"og_description":null,"og_object_type":"default","og_image_type":"content","og_image_url":null,"og_image_width":null,"og_image_height":null,"og_image_custom_url":null,"og_image_custom_fields":null,"og_video":null,"og_custom_url":null,"og_article_section":null,"og_article_tags":null,"twitter_use_og":true,"twitter_card":"default","twitter_image_type":"default","twitter_image_url":null,"twitter_image_custom_url":null,"twitter_image_custom_fields":null,"twitter_title":null,"twitter_description":null,"schema":{"blockGraphs":[],"customGraphs":[],"default":{"data":{"Article":[],"Course":[],"Dataset":[],"FAQPage":[],"Movie":[],"Person":[],"Product":[],"ProductReview":[],"Car":[],"Recipe":[],"Service":[],"SoftwareApplication":[],"WebPage":[]},"graphName":"","isEnabled":true},"graphs":[]},"schema_type":"default","schema_type_options":null,"pillar_content":false,"robots_default":true,"robots_noindex":false,"robots_noarchive":false,"robots_nosnippet":false,"robots_nofollow":false,"robots_noimageindex":false,"robots_noodp":false,"robots_notranslate":false,"robots_max_snippet":null,"robots_max_videopreview":null,"robots_max_imagepreview":"large","priority":null,"frequency":null,"local_seo":null,"limit_modified_date":false,"created":"2024-10-28 18:00:22","updated":"2024-10-28 18:00:23","ai":null,"breadcrumb_settings":null,"seo_analyzer_scan_date":null},"aioseo_breadcrumb":"<div class=\"aioseo-breadcrumbs\"><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/innovationspace.ansys.com\/forum\" title=\"Home\">Home<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/innovationspace.ansys.com\/forum\/topics\/\" title=\"Topics\">Topics<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic-tag\/fsi-simulation\/\" title=\"fsi-simulation\">fsi-simulation<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\tResonance\n\t\t<\/span><\/div>","aioseo_breadcrumb_json":[{"label":"Home","link":"https:\/\/innovationspace.ansys.com\/forum"},{"label":"Topics","link":"https:\/\/innovationspace.ansys.com\/forum\/topics\/"},{"label":"fsi-simulation","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic-tag\/fsi-simulation\/"},{"label":"Resonance","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/resonance\/"}],"acf":[],"custom_fields":[{"0":{"_bbp_subscription":["29207","18096"],"_bbp_author_ip":["96.7.218.223"]," _bbp_last_reply_id":["0"]," _bbp_likes_count":["0"],"_btv_view_count":["455"],"_bbp_topic_status":["unanswered"],"_bbp_status":["publish"],"_bbp_topic_id":["291933"],"_bbp_forum_id":["27792"],"_bbp_engagement":["18096","29207"],"_bbp_voice_count":["2"],"_bbp_reply_count":["2"],"_bbp_last_reply_id":["292067"],"_bbp_last_active_id":["292067"],"_bbp_last_active_time":["2023-07-07 15:02:28"]},"test":"pegah-mehrabianpolymtl-ca"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/291933","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\/291933\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=291933"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}