{"id":389576,"date":"2024-10-15T03:21:26","date_gmt":"2024-10-15T03:21:26","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/a-question-about-shell181-with-reduced-integration\/"},"modified":"2024-10-15T03:21:26","modified_gmt":"2024-10-15T03:21:26","slug":"a-question-about-shell181-with-reduced-integration","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/a-question-about-shell181-with-reduced-integration\/","title":{"rendered":"A question about shell181 with reduced integration"},"content":{"rendered":"<p>&lt;p&gt;Dear all,&lt;\/p&gt;&lt;p&gt;I&#8217;ve been trying to develop a code about shell element with reduced integration. I referred to ANSYS documentation about shell181. In part of membrane hourglass contral, I refer to the Ted BELYTSCHKO&#8217;s paper, &#8216;<a href=\"https:\/\/www.sciencedirect.com\/science\/article\/abs\/pii\/0045782586901076\">Efficient implementation of quadrilaterals with high coarse-mesh accuracy &#8211; ScienceDirect<\/a>&#8216;, but the results are not consistent with shell181&nbsp;when I used trapezoidal meshes. Was the calculation incorrect, or shell181 using another method of hourglass control? I&rsquo;d appreciate any help or advice from experienced folks.&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-389576","topic","type-topic","status-publish","hentry","topic-tag-hourglass","topic-tag-shell181"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Dear all,I&#039;ve been trying to develop a code about shell element with reduced integration. I referred to ANSYS documentation about shell181. In part of membrane hourglass contral, I refer to the Ted BELYTSCHKO&#039;s paper, &#039;Efficient implementation of quadrilaterals with high coarse-mesh accuracy - ScienceDirect&#039;, but the results are not consistent with shell181 when I used trapezoidal\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/a-question-about-shell181-with-reduced-integration\/\" \/>\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=\"A question about shell181 with reduced integration | Ansys Learning Forum\" \/>\n\t\t<meta property=\"og:description\" content=\"Dear all,I&#039;ve been trying to develop a code about shell element with reduced integration. I referred to ANSYS documentation about shell181. In part of membrane hourglass contral, I refer to the Ted BELYTSCHKO&#039;s paper, &#039;Efficient implementation of quadrilaterals with high coarse-mesh accuracy - ScienceDirect&#039;, but the results are not consistent with shell181 when I used trapezoidal\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/a-question-about-shell181-with-reduced-integration\/\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2024-10-15T03:21:26+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2024-10-15T03:21:26+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"A question about shell181 with reduced integration | Ansys Learning Forum\" \/>\n\t\t<meta name=\"twitter:description\" content=\"Dear all,I&#039;ve been trying to develop a code about shell element with reduced integration. I referred to ANSYS documentation about shell181. In part of membrane hourglass contral, I refer to the Ted BELYTSCHKO&#039;s paper, &#039;Efficient implementation of quadrilaterals with high coarse-mesh accuracy - ScienceDirect&#039;, but the results are not consistent with shell181 when I used trapezoidal\" \/>\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\\\/a-question-about-shell181-with-reduced-integration\\\/#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\\\/shell181\\\/#listItem\",\"name\":\"shell181\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum#listItem\",\"name\":\"Home\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic-tag\\\/shell181\\\/#listItem\",\"position\":3,\"name\":\"shell181\",\"item\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic-tag\\\/shell181\\\/\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/a-question-about-shell181-with-reduced-integration\\\/#listItem\",\"name\":\"A question about shell181 with reduced integration\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/topics\\\/#listItem\",\"name\":\"Topics\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/a-question-about-shell181-with-reduced-integration\\\/#listItem\",\"position\":4,\"name\":\"A question about shell181 with reduced integration\",\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic-tag\\\/shell181\\\/#listItem\",\"name\":\"shell181\"}}]},{\"@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\\\/a-question-about-shell181-with-reduced-integration\\\/#webpage\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/a-question-about-shell181-with-reduced-integration\\\/\",\"name\":\"A question about shell181 with reduced integration | Ansys Learning Forum\",\"description\":\"Dear all,I've been trying to develop a code about shell element with reduced integration. I referred to ANSYS documentation about shell181. In part of membrane hourglass contral, I refer to the Ted BELYTSCHKO's paper, 'Efficient implementation of quadrilaterals with high coarse-mesh accuracy - ScienceDirect', but the results are not consistent with shell181 when I used trapezoidal\",\"inLanguage\":\"en-US\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/#website\"},\"breadcrumb\":{\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/a-question-about-shell181-with-reduced-integration\\\/#breadcrumblist\"},\"datePublished\":\"2024-10-15T03:21:26+00:00\",\"dateModified\":\"2024-10-15T03:21:26+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":"A question about shell181 with reduced integration | Ansys Learning Forum","description":"Dear all,I've been trying to develop a code about shell element with reduced integration. 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In part of membrane hourglass contral, I refer to the Ted BELYTSCHKO's paper, 'Efficient implementation of quadrilaterals with high coarse-mesh accuracy - ScienceDirect', but the results are not consistent with shell181 when I used trapezoidal","canonical_url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/a-question-about-shell181-with-reduced-integration\/","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"BreadcrumbList","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/a-question-about-shell181-with-reduced-integration\/#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\/shell181\/#listItem","name":"shell181"},"previousItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum#listItem","name":"Home"}},{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic-tag\/shell181\/#listItem","position":3,"name":"shell181","item":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic-tag\/shell181\/","nextItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/a-question-about-shell181-with-reduced-integration\/#listItem","name":"A question about shell181 with reduced integration"},"previousItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/topics\/#listItem","name":"Topics"}},{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/a-question-about-shell181-with-reduced-integration\/#listItem","position":4,"name":"A question about shell181 with reduced integration","previousItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic-tag\/shell181\/#listItem","name":"shell181"}}]},{"@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\/a-question-about-shell181-with-reduced-integration\/#webpage","url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/a-question-about-shell181-with-reduced-integration\/","name":"A question about shell181 with reduced integration | Ansys Learning Forum","description":"Dear all,I've been trying to develop a code about shell element with reduced integration. I referred to ANSYS documentation about shell181. In part of membrane hourglass contral, I refer to the Ted BELYTSCHKO's paper, 'Efficient implementation of quadrilaterals with high coarse-mesh accuracy - ScienceDirect', but the results are not consistent with shell181 when I used trapezoidal","inLanguage":"en-US","isPartOf":{"@id":"https:\/\/innovationspace.ansys.com\/forum\/#website"},"breadcrumb":{"@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/a-question-about-shell181-with-reduced-integration\/#breadcrumblist"},"datePublished":"2024-10-15T03:21:26+00:00","dateModified":"2024-10-15T03:21:26+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":"A question about shell181 with reduced integration | Ansys Learning Forum","og:description":"Dear all,I've been trying to develop a code about shell element with reduced integration. 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In part of membrane hourglass contral, I refer to the Ted BELYTSCHKO's paper, 'Efficient implementation of quadrilaterals with high coarse-mesh accuracy - ScienceDirect', but the results are not consistent with shell181 when I used trapezoidal"},"aioseo_meta_data":{"post_id":"389576","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 16:23:26","updated":"2024-10-28 16:23:26","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\/shell181\/\" title=\"shell181\">shell181<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\tA question about shell181 with reduced integration\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":"shell181","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic-tag\/shell181\/"},{"label":"A question about shell181 with reduced integration","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/a-question-about-shell181-with-reduced-integration\/"}],"acf":[],"custom_fields":[{"0":{"_bbp_author_ip":["111.193.229.108"],"_btv_view_count":["747"],"_bbp_topic_status":["unanswered"],"_bbp_subscription":["88"],"_bbp_topic_id":["389576"],"_bbp_forum_id":["27791"],"_bbp_engagement":["88","470074"],"_bbp_voice_count":["2"],"_bbp_reply_count":["1"],"_bbp_last_reply_id":["390817"],"_bbp_last_active_id":["390817"],"_bbp_last_active_time":["2024-10-22 11:45:26"]},"test":"1303472964qq-com"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/389576","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\/389576\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=389576"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}