{"id":371041,"date":"2024-07-09T00:41:59","date_gmt":"2024-07-09T00:41:59","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/delamination-not-occurring-in-an-end-notched-flexural-modal\/"},"modified":"2024-07-15T12:09:07","modified_gmt":"2024-07-15T12:09:07","slug":"delamination-not-occurring-in-an-end-notched-flexural-modal","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/delamination-not-occurring-in-an-end-notched-flexural-modal\/","title":{"rendered":"Delamination not occurring in an End Notched Flexural Modal"},"content":{"rendered":"<p>Hello, I am trying to modal delamination under mode-II in an End Notched Flexural modal using seperation based debonding under Mode II. I have created the model from surface in ACP-Pre and define the inteface during modelling the plies. The problem is that the delamination is not occuring and I am getting a linear load displacement plot. I have given the number of subsets&nbsp; a value of hundred and defined a frictionless and bonded contact at the precrack and contact debonding interface respectively. I have also set the bonded contact formulation to pure penalty. Meanwhile during and after solution I am getting the following warning messages;<\/p>\n<p>&#8220;The fracture parameters computed during solution may be incorrect. Check the Solver Output on the Solution Information object for possible causes&#8221;.<\/p>\n<p>&#8220;Contact status has experienced an abrupt change. &nbsp;Check results carefully for possible contact separation&#8221;.<\/p>\n<p>&#8220;The reference convergence value may be less than the threshold, you can overwrite the minimum reference value by specifying it under the nonlinear controls of analysis settings&#8221;.<\/p>\n<p>&#8220;There is at least 1 small equation solver pivot term (e.g., at the UY &nbsp;&nbsp;<br \/>&nbsp;degree of freedom of node 397257) which may indicate a numerically &nbsp; &nbsp; &nbsp;<br \/>&nbsp;unstable model. &nbsp;Please check your results carefully&#8221;<a class=\"wp-colorbox-image cboxElement\" href=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/07\/09-07-2024-1720485592-1234.png\"><img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/07\/09-07-2024-1720485592-1234.png\" alt=\"\"><\/a>.&nbsp;<\/p>\n","protected":false},"template":"","class_list":["post-371041","topic","type-topic","status-closed","hentry","topic-tag-delamination"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Hello, I am trying to modal delamination under mode-II in an End Notched Flexural modal using seperation based debonding under Mode II. 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The problem is that the delamination is not occuring and I am getting a linear load\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/delamination-not-occurring-in-an-end-notched-flexural-modal\/\" \/>\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=\"Delamination not occurring in an End Notched Flexural Modal | Ansys Learning Forum\" \/>\n\t\t<meta property=\"og:description\" content=\"Hello, I am trying to modal delamination under mode-II in an End Notched Flexural modal using seperation based debonding under Mode II. I have created the model from surface in ACP-Pre and define the inteface during modelling the plies. The problem is that the delamination is not occuring and I am getting a linear load\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/delamination-not-occurring-in-an-end-notched-flexural-modal\/\" \/>\n\t\t<meta property=\"og:image\" content=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/07\/09-07-2024-1720485592-1234.png\" \/>\n\t\t<meta property=\"og:image:secure_url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/07\/09-07-2024-1720485592-1234.png\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2024-07-09T00:41:59+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2024-07-15T12:09:07+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Delamination not occurring in an End Notched Flexural Modal | Ansys Learning Forum\" \/>\n\t\t<meta name=\"twitter:description\" content=\"Hello, I am trying to modal delamination under mode-II in an End Notched Flexural modal using seperation based debonding under Mode II. I have created the model from surface in ACP-Pre and define the inteface during modelling the plies. The problem is that the delamination is not occuring and I am getting a linear load\" \/>\n\t\t<meta name=\"twitter:image\" content=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/07\/09-07-2024-1720485592-1234.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\\\/delamination-not-occurring-in-an-end-notched-flexural-modal\\\/#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\\\/delamination\\\/#listItem\",\"name\":\"delamination\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum#listItem\",\"name\":\"Home\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic-tag\\\/delamination\\\/#listItem\",\"position\":3,\"name\":\"delamination\",\"item\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic-tag\\\/delamination\\\/\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/delamination-not-occurring-in-an-end-notched-flexural-modal\\\/#listItem\",\"name\":\"Delamination not occurring in an End Notched Flexural Modal\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/topics\\\/#listItem\",\"name\":\"Topics\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/delamination-not-occurring-in-an-end-notched-flexural-modal\\\/#listItem\",\"position\":4,\"name\":\"Delamination not occurring in an End Notched Flexural Modal\",\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic-tag\\\/delamination\\\/#listItem\",\"name\":\"delamination\"}}]},{\"@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\\\/delamination-not-occurring-in-an-end-notched-flexural-modal\\\/#webpage\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/delamination-not-occurring-in-an-end-notched-flexural-modal\\\/\",\"name\":\"Delamination not occurring in an End Notched Flexural Modal | Ansys Learning Forum\",\"description\":\"Hello, I am trying to modal delamination under mode-II in an End Notched Flexural modal using seperation based debonding under Mode II. I have created the model from surface in ACP-Pre and define the inteface during modelling the plies. The problem is that the delamination is not occuring and I am getting a linear load\",\"inLanguage\":\"en-US\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/#website\"},\"breadcrumb\":{\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/delamination-not-occurring-in-an-end-notched-flexural-modal\\\/#breadcrumblist\"},\"datePublished\":\"2024-07-09T00:41:59+00:00\",\"dateModified\":\"2024-07-15T12:09:07+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":"Delamination not occurring in an End Notched Flexural Modal | Ansys Learning Forum","description":"Hello, I am trying to modal delamination under mode-II in an End Notched Flexural modal using seperation based debonding under Mode II. I have created the model from surface in ACP-Pre and define the inteface during modelling the plies. The problem is that the delamination is not occuring and I am getting a linear load","canonical_url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/delamination-not-occurring-in-an-end-notched-flexural-modal\/","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"BreadcrumbList","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/delamination-not-occurring-in-an-end-notched-flexural-modal\/#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\/delamination\/#listItem","name":"delamination"},"previousItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum#listItem","name":"Home"}},{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic-tag\/delamination\/#listItem","position":3,"name":"delamination","item":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic-tag\/delamination\/","nextItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/delamination-not-occurring-in-an-end-notched-flexural-modal\/#listItem","name":"Delamination not occurring in an End Notched Flexural Modal"},"previousItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/topics\/#listItem","name":"Topics"}},{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/delamination-not-occurring-in-an-end-notched-flexural-modal\/#listItem","position":4,"name":"Delamination not occurring in an End Notched Flexural Modal","previousItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic-tag\/delamination\/#listItem","name":"delamination"}}]},{"@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\/delamination-not-occurring-in-an-end-notched-flexural-modal\/#webpage","url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/delamination-not-occurring-in-an-end-notched-flexural-modal\/","name":"Delamination not occurring in an End Notched Flexural Modal | Ansys Learning Forum","description":"Hello, I am trying to modal delamination under mode-II in an End Notched Flexural modal using seperation based debonding under Mode II. 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I have created the model from surface in ACP-Pre and define the inteface during modelling the plies. The problem is that the delamination is not occuring and I am getting a linear load","og:url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/delamination-not-occurring-in-an-end-notched-flexural-modal\/","og:image":"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/07\/09-07-2024-1720485592-1234.png","og:image:secure_url":"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/07\/09-07-2024-1720485592-1234.png","article:published_time":"2024-07-09T00:41:59+00:00","article:modified_time":"2024-07-15T12:09:07+00:00","twitter:card":"summary_large_image","twitter:title":"Delamination not occurring in an End Notched Flexural Modal | Ansys Learning Forum","twitter:description":"Hello, I am trying to modal delamination under mode-II in an End Notched Flexural modal using seperation based debonding under Mode II. 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The problem is that the delamination is not occuring and I am getting a linear load","twitter:image":"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/07\/09-07-2024-1720485592-1234.png"},"aioseo_meta_data":{"post_id":"371041","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 16:38:29","updated":"2024-10-28 16:38:29","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\/delamination\/\" title=\"delamination\">delamination<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\tDelamination not occurring in an End Notched Flexural Modal\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":"delamination","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic-tag\/delamination\/"},{"label":"Delamination not occurring in an End Notched Flexural Modal","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/delamination-not-occurring-in-an-end-notched-flexural-modal\/"}],"acf":[],"custom_fields":[{"0":{"_bbp_subscription":["16716","88"],"_bbp_author_ip":["218.159.122.170"]," _bbp_last_reply_id":["0"]," _bbp_likes_count":["0"],"_btv_view_count":["377"],"_bbp_topic_status":["unanswered"],"_edit_lock":["1721045335:15140"],"_bbp_topic_id":["371041"],"_bbp_forum_id":["27791"],"_bbp_engagement":["88","16716"],"_bbp_voice_count":["2"],"_bbp_reply_count":["1"],"_bbp_last_reply_id":["372267"],"_bbp_last_active_id":["372267"],"_bbp_last_active_time":["2024-07-17 06:45:44"]},"test":"20217579gs-cwnu-ac-kr"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/371041","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":1,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/371041\/revisions"}],"predecessor-version":[{"id":371900,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/371041\/revisions\/371900"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=371041"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}