{"id":318334,"date":"2023-11-19T07:50:31","date_gmt":"2023-11-19T07:50:31","guid":{"rendered":"\/forum\/forums\/topic\/element-distorted-problem-of-actuator-seal-simulation\/"},"modified":"2023-12-22T13:44:54","modified_gmt":"2023-12-22T13:44:54","slug":"element-distorted-problem-of-actuator-seal-simulation","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/element-distorted-problem-of-actuator-seal-simulation\/","title":{"rendered":"Element distorted problem of actuator seal simulation"},"content":{"rendered":"<p>hi, I&#8217;m working on a reciprocating actuator seal ring simulation. I used the axisymmetric model to explore the contact pressure of the seal ring. I gave the cylinder a downward displacement load to compress the seal (I know this is unreasonable in the axisymmetric model, but I ignored the strain effect of the cylinder). The sfe command was used to apply a penetration load to the contact unit on the right side of the sealing ring to simulate the inner cavity pressure, but the simulation always reported an error, indicating that the element on the rubber O-ring was seriously distorted.<img decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/11\/19-11-2023-1700379409-error.png\" alt=\"\"><\/p>\n<p>I also noticed that the results have warnings about sudden changes in contact status<\/p>\n<p><img decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/11\/19-11-2023-1700379621-Solution.png\" alt=\"\"><\/p>\n<p>Is it a problem with the mesh quality? If so, I have run it before using a sparser grid and got complete results without reporting an error. This time I reduced the grid size of the rubber O-ring to the normal size before, but an error occurred. What is the reason?<\/p>\n<p><img decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/11\/19-11-2023-1700380059-mesh.png\" alt=\"\"><\/p>\n<p><img decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/11\/19-11-2023-1700380082-Distorted element.png\" alt=\"\"><\/p>\n<p>I&#8217;d appreciate it if anyone could give me some advice!<\/p>\n","protected":false},"template":"","class_list":["post-318334","topic","type-topic","status-closed","hentry"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"hi, I&#039;m working on a reciprocating actuator seal ring simulation. I used the axisymmetric model to explore the contact pressure of the seal ring. I gave the cylinder a downward displacement load to compress the seal (I know this is unreasonable in the axisymmetric model, but I ignored the strain effect of the cylinder). The\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/element-distorted-problem-of-actuator-seal-simulation\/\" \/>\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=\"Element distorted problem of actuator seal simulation | Ansys Learning Forum\" \/>\n\t\t<meta property=\"og:description\" content=\"hi, I&#039;m working on a reciprocating actuator seal ring simulation. I used the axisymmetric model to explore the contact pressure of the seal ring. I gave the cylinder a downward displacement load to compress the seal (I know this is unreasonable in the axisymmetric model, but I ignored the strain effect of the cylinder). The\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/element-distorted-problem-of-actuator-seal-simulation\/\" \/>\n\t\t<meta property=\"og:image\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forum\/wp-content\/uploads\/sites\/2\/2023\/11\/19-11-2023-1700379409-error.png\" \/>\n\t\t<meta property=\"og:image:secure_url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forum\/wp-content\/uploads\/sites\/2\/2023\/11\/19-11-2023-1700379409-error.png\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2023-11-19T07:50:31+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2023-12-22T13:44:54+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Element distorted problem of actuator seal simulation | Ansys Learning Forum\" \/>\n\t\t<meta name=\"twitter:description\" content=\"hi, I&#039;m working on a reciprocating actuator seal ring simulation. I used the axisymmetric model to explore the contact pressure of the seal ring. I gave the cylinder a downward displacement load to compress the seal (I know this is unreasonable in the axisymmetric model, but I ignored the strain effect of the cylinder). The\" \/>\n\t\t<meta name=\"twitter:image\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forum\/wp-content\/uploads\/sites\/2\/2023\/11\/19-11-2023-1700379409-error.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\\\/element-distorted-problem-of-actuator-seal-simulation\\\/#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\\\/element-distorted-problem-of-actuator-seal-simulation\\\/#listItem\",\"name\":\"Element distorted problem of actuator seal simulation\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum#listItem\",\"name\":\"Home\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/element-distorted-problem-of-actuator-seal-simulation\\\/#listItem\",\"position\":3,\"name\":\"Element distorted problem of actuator seal simulation\",\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/topics\\\/#listItem\",\"name\":\"Topics\"}}]},{\"@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\\\/element-distorted-problem-of-actuator-seal-simulation\\\/#webpage\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/element-distorted-problem-of-actuator-seal-simulation\\\/\",\"name\":\"Element distorted problem of actuator seal simulation | Ansys Learning Forum\",\"description\":\"hi, I'm working on a reciprocating actuator seal ring simulation. I used the axisymmetric model to explore the contact pressure of the seal ring. I gave the cylinder a downward displacement load to compress the seal (I know this is unreasonable in the axisymmetric model, but I ignored the strain effect of the cylinder). The\",\"inLanguage\":\"en-US\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/#website\"},\"breadcrumb\":{\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/element-distorted-problem-of-actuator-seal-simulation\\\/#breadcrumblist\"},\"datePublished\":\"2023-11-19T07:50:31+00:00\",\"dateModified\":\"2023-12-22T13:44:54+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":"Element distorted problem of actuator seal simulation | Ansys Learning Forum","description":"hi, I'm working on a reciprocating actuator seal ring simulation. I used the axisymmetric model to explore the contact pressure of the seal ring. I gave the cylinder a downward displacement load to compress the seal (I know this is unreasonable in the axisymmetric model, but I ignored the strain effect of the cylinder). The","canonical_url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/element-distorted-problem-of-actuator-seal-simulation\/","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"BreadcrumbList","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/element-distorted-problem-of-actuator-seal-simulation\/#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\/element-distorted-problem-of-actuator-seal-simulation\/#listItem","name":"Element distorted problem of actuator seal simulation"},"previousItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum#listItem","name":"Home"}},{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/element-distorted-problem-of-actuator-seal-simulation\/#listItem","position":3,"name":"Element distorted problem of actuator seal simulation","previousItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/topics\/#listItem","name":"Topics"}}]},{"@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\/element-distorted-problem-of-actuator-seal-simulation\/#webpage","url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/element-distorted-problem-of-actuator-seal-simulation\/","name":"Element distorted problem of actuator seal simulation | Ansys Learning Forum","description":"hi, I'm working on a reciprocating actuator seal ring simulation. I used the axisymmetric model to explore the contact pressure of the seal ring. I gave the cylinder a downward displacement load to compress the seal (I know this is unreasonable in the axisymmetric model, but I ignored the strain effect of the cylinder). The","inLanguage":"en-US","isPartOf":{"@id":"https:\/\/innovationspace.ansys.com\/forum\/#website"},"breadcrumb":{"@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/element-distorted-problem-of-actuator-seal-simulation\/#breadcrumblist"},"datePublished":"2023-11-19T07:50:31+00:00","dateModified":"2023-12-22T13:44:54+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":"Element distorted problem of actuator seal simulation | Ansys Learning Forum","og:description":"hi, I'm working on a reciprocating actuator seal ring simulation. I used the axisymmetric model to explore the contact pressure of the seal ring. I gave the cylinder a downward displacement load to compress the seal (I know this is unreasonable in the axisymmetric model, but I ignored the strain effect of the cylinder). The","og:url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/element-distorted-problem-of-actuator-seal-simulation\/","og:image":"https:\/\/innovationspace.ansys.com\/forum\/forum\/wp-content\/uploads\/sites\/2\/2023\/11\/19-11-2023-1700379409-error.png","og:image:secure_url":"https:\/\/innovationspace.ansys.com\/forum\/forum\/wp-content\/uploads\/sites\/2\/2023\/11\/19-11-2023-1700379409-error.png","article:published_time":"2023-11-19T07:50:31+00:00","article:modified_time":"2023-12-22T13:44:54+00:00","twitter:card":"summary_large_image","twitter:title":"Element distorted problem of actuator seal simulation | Ansys Learning Forum","twitter:description":"hi, I'm working on a reciprocating actuator seal ring simulation. I used the axisymmetric model to explore the contact pressure of the seal ring. I gave the cylinder a downward displacement load to compress the seal (I know this is unreasonable in the axisymmetric model, but I ignored the strain effect of the cylinder). The","twitter:image":"https:\/\/innovationspace.ansys.com\/forum\/forum\/wp-content\/uploads\/sites\/2\/2023\/11\/19-11-2023-1700379409-error.png"},"aioseo_meta_data":{"post_id":"318334","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 17:32:59","updated":"2024-10-28 17:32:59","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\tElement distorted problem of actuator seal simulation\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":"Element distorted problem of actuator seal simulation","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/element-distorted-problem-of-actuator-seal-simulation\/"}],"acf":[],"custom_fields":[{"0":{"_bbp_subscription":["295592","13386"],"_bbp_author_ip":["23.206.193.41"]," _bbp_last_reply_id":["0"]," _bbp_likes_count":["0"],"_btv_view_count":["443"],"_bbp_topic_status":["unanswered"],"_bbp_status":["publish"],"_bbp_topic_id":["318334"],"_bbp_forum_id":["27791"],"_bbp_engagement":["13386","295592"],"_bbp_voice_count":["2"],"_bbp_reply_count":["2"],"_bbp_last_reply_id":["318540"],"_bbp_last_active_id":["318540"],"_bbp_last_active_time":["2023-11-20 14:18:37"]},"test":"905887124qq-com"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/318334","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\/318334\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=318334"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}