{"id":463502,"date":"2026-09-14T22:04:52","date_gmt":"2026-09-14T22:04:52","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/capillary-rise-in-a-single-tube\/"},"modified":"2026-09-14T22:04:52","modified_gmt":"2026-09-14T22:04:52","slug":"capillary-rise-in-a-single-tube","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/capillary-rise-in-a-single-tube\/","title":{"rendered":"Capillary Rise in a single Tube"},"content":{"rendered":"<p>Hi Ansys Staff,<\/p>\n<p>I doing simulation of capillar rise in a single 2D-tube. We are considering only a single 2D-tube in order to save the computational resources. The geometery is given, where a pressure inlet, and outlet conditions are employed at bottm and top respectively. Further, we employed symmetery on left side and wall conditions on the right side.&nbsp;<\/p>\n<p>With the pressure inlet at bottom, I specified water volume fraction as 1. However, as the liquid is sucked this conditions fails and as a result we these results. I just have a question could put some kind of infinite conditions at bottom, so that as the liquid get sucked it by default provide it. I really appreicate the help.&nbsp; <img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2026\/09\/Pictureforcapillarrise.png\" alt=\"\"><\/p>\n","protected":false},"template":"","class_list":["post-463502","topic","type-topic","status-publish","hentry","topic-tag-simulation-2","topic-tag-fluent-1","topic-tag-fluent-cfd-ansys-1"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Hi Ansys Staff, I doing simulation of capillar rise in a single 2D-tube. We are considering only a single 2D-tube in order to save the computational resources. The geometery is given, where a pressure inlet, and outlet conditions are employed at bottm and top respectively. Further, we employed symmetery on left side and wall conditions\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/capillary-rise-in-a-single-tube\/\" \/>\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=\"Capillary Rise in a single Tube | Ansys Learning Forum\" \/>\n\t\t<meta property=\"og:description\" content=\"Hi Ansys Staff, I doing simulation of capillar rise in a single 2D-tube. We are considering only a single 2D-tube in order to save the computational resources. The geometery is given, where a pressure inlet, and outlet conditions are employed at bottm and top respectively. Further, we employed symmetery on left side and wall conditions\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/capillary-rise-in-a-single-tube\/\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2026-09-14T22:04:52+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2026-09-14T22:04:52+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Capillary Rise in a single Tube | Ansys Learning Forum\" \/>\n\t\t<meta name=\"twitter:description\" content=\"Hi Ansys Staff, I doing simulation of capillar rise in a single 2D-tube. We are considering only a single 2D-tube in order to save the computational resources. The geometery is given, where a pressure inlet, and outlet conditions are employed at bottm and top respectively. Further, we employed symmetery on left side and wall conditions\" \/>\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\\\/capillary-rise-in-a-single-tube\\\/#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\\\/#fluent-#cfd-#ansys-1\\\/#listItem\",\"name\":\"#fluent-#cfd-#ansys\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum#listItem\",\"name\":\"Home\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic-tag\\\/#fluent-#cfd-#ansys-1\\\/#listItem\",\"position\":3,\"name\":\"#fluent-#cfd-#ansys\",\"item\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic-tag\\\/#fluent-#cfd-#ansys-1\\\/\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/capillary-rise-in-a-single-tube\\\/#listItem\",\"name\":\"Capillary Rise in a single Tube\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/topics\\\/#listItem\",\"name\":\"Topics\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/capillary-rise-in-a-single-tube\\\/#listItem\",\"position\":4,\"name\":\"Capillary Rise in a single Tube\",\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic-tag\\\/#fluent-#cfd-#ansys-1\\\/#listItem\",\"name\":\"#fluent-#cfd-#ansys\"}}]},{\"@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\\\/capillary-rise-in-a-single-tube\\\/#webpage\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/capillary-rise-in-a-single-tube\\\/\",\"name\":\"Capillary Rise in a single Tube | Ansys Learning Forum\",\"description\":\"Hi Ansys Staff, I doing simulation of capillar rise in a single 2D-tube. We are considering only a single 2D-tube in order to save the computational resources. The geometery is given, where a pressure inlet, and outlet conditions are employed at bottm and top respectively. Further, we employed symmetery on left side and wall conditions\",\"inLanguage\":\"en-US\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/#website\"},\"breadcrumb\":{\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/capillary-rise-in-a-single-tube\\\/#breadcrumblist\"},\"datePublished\":\"2026-09-14T22:04:52+00:00\",\"dateModified\":\"2026-09-14T22:04:52+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":"Capillary Rise in a single Tube | Ansys Learning Forum","description":"Hi Ansys Staff, I doing simulation of capillar rise in a single 2D-tube. We are considering only a single 2D-tube in order to save the computational resources. The geometery is given, where a pressure inlet, and outlet conditions are employed at bottm and top respectively. Further, we employed symmetery on left side and wall conditions","canonical_url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/capillary-rise-in-a-single-tube\/","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"BreadcrumbList","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/capillary-rise-in-a-single-tube\/#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\/#fluent-#cfd-#ansys-1\/#listItem","name":"#fluent-#cfd-#ansys"},"previousItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum#listItem","name":"Home"}},{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic-tag\/#fluent-#cfd-#ansys-1\/#listItem","position":3,"name":"#fluent-#cfd-#ansys","item":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic-tag\/#fluent-#cfd-#ansys-1\/","nextItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/capillary-rise-in-a-single-tube\/#listItem","name":"Capillary Rise in a single Tube"},"previousItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/topics\/#listItem","name":"Topics"}},{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/capillary-rise-in-a-single-tube\/#listItem","position":4,"name":"Capillary Rise in a single Tube","previousItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic-tag\/#fluent-#cfd-#ansys-1\/#listItem","name":"#fluent-#cfd-#ansys"}}]},{"@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\/capillary-rise-in-a-single-tube\/#webpage","url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/capillary-rise-in-a-single-tube\/","name":"Capillary Rise in a single Tube | Ansys Learning Forum","description":"Hi Ansys Staff, I doing simulation of capillar rise in a single 2D-tube. We are considering only a single 2D-tube in order to save the computational resources. The geometery is given, where a pressure inlet, and outlet conditions are employed at bottm and top respectively. Further, we employed symmetery on left side and wall conditions","inLanguage":"en-US","isPartOf":{"@id":"https:\/\/innovationspace.ansys.com\/forum\/#website"},"breadcrumb":{"@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/capillary-rise-in-a-single-tube\/#breadcrumblist"},"datePublished":"2026-09-14T22:04:52+00:00","dateModified":"2026-09-14T22:04:52+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":"Capillary Rise in a single Tube | Ansys Learning Forum","og:description":"Hi Ansys Staff, I doing simulation of capillar rise in a single 2D-tube. We are considering only a single 2D-tube in order to save the computational resources. The geometery is given, where a pressure inlet, and outlet conditions are employed at bottm and top respectively. Further, we employed symmetery on left side and wall conditions","og:url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/capillary-rise-in-a-single-tube\/","article:published_time":"2026-09-14T22:04:52+00:00","article:modified_time":"2026-09-14T22:04:52+00:00","twitter:card":"summary_large_image","twitter:title":"Capillary Rise in a single Tube | Ansys Learning Forum","twitter:description":"Hi Ansys Staff, I doing simulation of capillar rise in a single 2D-tube. We are considering only a single 2D-tube in order to save the computational resources. The geometery is given, where a pressure inlet, and outlet conditions are employed at bottm and top respectively. Further, we employed symmetery on left side and wall conditions"},"aioseo_meta_data":[],"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\/#fluent-#cfd-#ansys-1\/\" title=\"#fluent-#cfd-#ansys\">#fluent-#cfd-#ansys<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\tCapillary Rise in a single Tube\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":"#fluent-#cfd-#ansys","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic-tag\/#fluent-#cfd-#ansys-1\/"},{"label":"Capillary Rise in a single Tube","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/capillary-rise-in-a-single-tube\/"}],"acf":[],"custom_fields":[{"0":{"_bbp_forum_id":["27792"],"_bbp_topic_id":["463502"],"_bbp_subscription":["613487"],"_bbp_author_ip":[null],"_bbp_last_reply_id":["0"],"_bbp_last_active_id":["463502"],"_bbp_last_active_time":["2026-09-15 12:45:22"],"_bbp_reply_count":["1"],"_bbp_reply_count_hidden":["0"],"_bbp_engagement":["1"],"_bbp_likes_count":["0"],"_btv_view_count":["25"],"application":["FLUENT"],"emailnotification":[null],"_bbp_topic_status":["unanswered"]},"test":"zkhan057ucr-edu"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/463502","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\/463502\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=463502"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}