{"id":159968,"date":"2021-06-30T06:38:36","date_gmt":"2021-06-30T06:38:36","guid":{"rendered":"\/forum\/forums\/topic\/incorrect-pressure-at-the-outlet-for-subsonic-region\/"},"modified":"2021-07-01T11:32:13","modified_gmt":"2021-07-01T11:32:13","slug":"incorrect-pressure-at-the-outlet-for-subsonic-region","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/incorrect-pressure-at-the-outlet-for-subsonic-region\/","title":{"rendered":"Incorrect pressure at the outlet (for subsonic region)"},"content":{"rendered":"<div class=\"Item-Body\">\n<div class=\"Message userContent\">\n<p>Hello All. <\/p>\n<p>I am trying to simulate a very simple supersonic flow past a flat plate as shown in the figure below (the boundary conditions and the computational grid). Given the nature of the problem and the supersonic flow at the outlet, the outlet is modelled as &quot;pressure outlet&quot; i.e. zero gradient extrapolation. The inlet is taken as &quot;pressure far field&quot;. <\/p>\n<div class=\"embedExternal embedImage\">\n<div class=\"embedExternal-content\">\n<a class=\"embedImage-link\" href=\"\/forum\/wp-content\/uploads\/forum-uploads\/770\/RU8PLC1C7S42.png\" rel=\"nofollow noopener\" target=\"_blank\"><br \/>\n<img decoding=\"async\" class=\"embedImage-img\" src=\"\/forum\/wp-content\/uploads\/forum-uploads\/770\/RU8PLC1C7S42.png\" alt=\"Picture 1.png\" \/><br \/>\n<\/a><\/p>\n","protected":false},"template":"","class_list":["post-159968","topic","type-topic","status-closed","hentry","topic-tag-ansys-fluent","topic-tag-boundary-condition","topic-tag-pressure-outlet"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Hello All. I am trying to simulate a very simple supersonic flow past a flat plate as shown in the figure below (the boundary conditions and the computational grid). Given the nature of the problem and the supersonic flow at the outlet, the outlet is modelled as &quot;pressure outlet&quot; i.e. zero gradient extrapolation. The inlet\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/incorrect-pressure-at-the-outlet-for-subsonic-region\/\" \/>\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=\"Incorrect pressure at the outlet (for subsonic region) | Ansys Learning Forum\" \/>\n\t\t<meta property=\"og:description\" content=\"Hello All. I am trying to simulate a very simple supersonic flow past a flat plate as shown in the figure below (the boundary conditions and the computational grid). Given the nature of the problem and the supersonic flow at the outlet, the outlet is modelled as &quot;pressure outlet&quot; i.e. zero gradient extrapolation. The inlet\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/incorrect-pressure-at-the-outlet-for-subsonic-region\/\" \/>\n\t\t<meta property=\"og:image\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forum\/wp-content\/uploads\/forum-uploads\/770\/RU8PLC1C7S42.png\" \/>\n\t\t<meta property=\"og:image:secure_url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forum\/wp-content\/uploads\/forum-uploads\/770\/RU8PLC1C7S42.png\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2021-06-30T06:38:36+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2021-07-01T11:32:13+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Incorrect pressure at the outlet (for subsonic region) | Ansys Learning Forum\" \/>\n\t\t<meta name=\"twitter:description\" content=\"Hello All. I am trying to simulate a very simple supersonic flow past a flat plate as shown in the figure below (the boundary conditions and the computational grid). Given the nature of the problem and the supersonic flow at the outlet, the outlet is modelled as &quot;pressure outlet&quot; i.e. zero gradient extrapolation. The inlet\" \/>\n\t\t<meta name=\"twitter:image\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forum\/wp-content\/uploads\/forum-uploads\/770\/RU8PLC1C7S42.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\\\/incorrect-pressure-at-the-outlet-for-subsonic-region\\\/#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\\\/pressure-outlet\\\/#listItem\",\"name\":\"pressure-outlet\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum#listItem\",\"name\":\"Home\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic-tag\\\/pressure-outlet\\\/#listItem\",\"position\":3,\"name\":\"pressure-outlet\",\"item\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic-tag\\\/pressure-outlet\\\/\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/incorrect-pressure-at-the-outlet-for-subsonic-region\\\/#listItem\",\"name\":\"Incorrect pressure at the outlet (for subsonic region)\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/topics\\\/#listItem\",\"name\":\"Topics\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/incorrect-pressure-at-the-outlet-for-subsonic-region\\\/#listItem\",\"position\":4,\"name\":\"Incorrect pressure at the outlet (for subsonic region)\",\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic-tag\\\/pressure-outlet\\\/#listItem\",\"name\":\"pressure-outlet\"}}]},{\"@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\\\/incorrect-pressure-at-the-outlet-for-subsonic-region\\\/#webpage\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/incorrect-pressure-at-the-outlet-for-subsonic-region\\\/\",\"name\":\"Incorrect pressure at the outlet (for subsonic region) | Ansys Learning Forum\",\"description\":\"Hello All. I am trying to simulate a very simple supersonic flow past a flat plate as shown in the figure below (the boundary conditions and the computational grid). Given the nature of the problem and the supersonic flow at the outlet, the outlet is modelled as \\\"pressure outlet\\\" i.e. zero gradient extrapolation. 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I am trying to simulate a very simple supersonic flow past a flat plate as shown in the figure below (the boundary conditions and the computational grid). Given the nature of the problem and the supersonic flow at the outlet, the outlet is modelled as \"pressure outlet\" i.e. zero gradient extrapolation. 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I am trying to simulate a very simple supersonic flow past a flat plate as shown in the figure below (the boundary conditions and the computational grid). Given the nature of the problem and the supersonic flow at the outlet, the outlet is modelled as \"pressure outlet\" i.e. zero gradient extrapolation. 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I am trying to simulate a very simple supersonic flow past a flat plate as shown in the figure below (the boundary conditions and the computational grid). Given the nature of the problem and the supersonic flow at the outlet, the outlet is modelled as &quot;pressure outlet&quot; i.e. zero gradient extrapolation. The inlet","og:url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/incorrect-pressure-at-the-outlet-for-subsonic-region\/","og:image":"https:\/\/innovationspace.ansys.com\/forum\/forum\/wp-content\/uploads\/forum-uploads\/770\/RU8PLC1C7S42.png","og:image:secure_url":"https:\/\/innovationspace.ansys.com\/forum\/forum\/wp-content\/uploads\/forum-uploads\/770\/RU8PLC1C7S42.png","article:published_time":"2021-06-30T06:38:36+00:00","article:modified_time":"2021-07-01T11:32:13+00:00","twitter:card":"summary_large_image","twitter:title":"Incorrect pressure at the outlet (for subsonic region) | Ansys Learning Forum","twitter:description":"Hello All. I am trying to simulate a very simple supersonic flow past a flat plate as shown in the figure below (the boundary conditions and the computational grid). Given the nature of the problem and the supersonic flow at the outlet, the outlet is modelled as &quot;pressure outlet&quot; i.e. zero gradient extrapolation. The inlet","twitter:image":"https:\/\/innovationspace.ansys.com\/forum\/forum\/wp-content\/uploads\/forum-uploads\/770\/RU8PLC1C7S42.png"},"aioseo_meta_data":{"post_id":"159968","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 20:29:49","updated":"2024-10-28 20:29:49","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\/pressure-outlet\/\" title=\"pressure-outlet\">pressure-outlet<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\tIncorrect pressure at the outlet (for subsonic region)\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":"pressure-outlet","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic-tag\/pressure-outlet\/"},{"label":"Incorrect pressure at the outlet (for subsonic region)","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/incorrect-pressure-at-the-outlet-for-subsonic-region\/"}],"acf":[],"custom_fields":[{"0":{"_bbp_author_ip":[""],"_bbp_old_reply_author_name_id":["Anonymous"],"_bbp_old_is_reply_anonymous_id":["false"],"_btv_view_count":["773"],"_bbp_likes_count":["0"],"_bbp_subscription":["247468"],"_bbp_topic_status":["unanswered"],"_bbp_status":["publish"],"_bbp_topic_id":["159968"],"_bbp_forum_id":["27792"],"_bbp_engagement":["25","173206"],"_bbp_voice_count":["2"],"_bbp_reply_count":["3"],"_bbp_last_reply_id":["184012"],"_bbp_last_active_id":["184012"],"_bbp_last_active_time":["2021-07-01 11:32:13"]},"test":"shuvcfd"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/159968","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\/159968\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=159968"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}