{"id":289690,"date":"2023-06-21T06:11:19","date_gmt":"2023-06-21T06:11:19","guid":{"rendered":"\/forum\/forums\/topic\/1-d-stefan-problem-with-phase-change-using-fluent\/"},"modified":"2023-06-21T06:11:19","modified_gmt":"2023-06-21T06:11:19","slug":"1-d-stefan-problem-with-phase-change-using-fluent","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/1-d-stefan-problem-with-phase-change-using-fluent\/","title":{"rendered":"1-D Stefan problem (with phase change) using Fluent"},"content":{"rendered":"<p>I am attempting to simulate a 1-D Stefan problem (with phase change) using Fluent. The issue at hand is condensation. The domain is meshed using a single cell layer in the y-direction. Other simulation parameters are illustrated in Figure (a). However, the obtained pressure distribution, depicted in Figure (b), does not match the theoretical calculation. The pressure distribution in the vapor region (black line) differs from the expected result (red line). Is there a possible solution to this discrepancy? Thank you very much!<br \/><img loading=\"lazy\" decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/06\/21-06-2023-1687327818-Picture1.jpg\" alt=\"\" width=\"1017\" height=\"463\"><\/p>\n","protected":false},"template":"","class_list":["post-289690","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=\"I am attempting to simulate a 1-D Stefan problem (with phase change) using Fluent. The issue at hand is condensation. The domain is meshed using a single cell layer in the y-direction. Other simulation parameters are illustrated in Figure (a). However, the obtained pressure distribution, depicted in Figure (b), does not match the theoretical calculation.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/1-d-stefan-problem-with-phase-change-using-fluent\/\" \/>\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=\"1-D Stefan problem (with phase change) using Fluent | Ansys Learning Forum\" \/>\n\t\t<meta property=\"og:description\" content=\"I am attempting to simulate a 1-D Stefan problem (with phase change) using Fluent. The issue at hand is condensation. The domain is meshed using a single cell layer in the y-direction. Other simulation parameters are illustrated in Figure (a). However, the obtained pressure distribution, depicted in Figure (b), does not match the theoretical calculation.\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/1-d-stefan-problem-with-phase-change-using-fluent\/\" \/>\n\t\t<meta property=\"og:image\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forum\/wp-content\/uploads\/sites\/2\/2023\/06\/21-06-2023-1687327818-Picture1.jpg\" \/>\n\t\t<meta property=\"og:image:secure_url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forum\/wp-content\/uploads\/sites\/2\/2023\/06\/21-06-2023-1687327818-Picture1.jpg\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2023-06-21T06:11:19+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2023-06-21T06:11:19+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"1-D Stefan problem (with phase change) using Fluent | Ansys Learning Forum\" \/>\n\t\t<meta name=\"twitter:description\" content=\"I am attempting to simulate a 1-D Stefan problem (with phase change) using Fluent. The issue at hand is condensation. The domain is meshed using a single cell layer in the y-direction. Other simulation parameters are illustrated in Figure (a). However, the obtained pressure distribution, depicted in Figure (b), does not match the theoretical calculation.\" \/>\n\t\t<meta name=\"twitter:image\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forum\/wp-content\/uploads\/sites\/2\/2023\/06\/21-06-2023-1687327818-Picture1.jpg\" \/>\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\\\/1-d-stefan-problem-with-phase-change-using-fluent\\\/#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\\\/1-d-stefan-problem-with-phase-change-using-fluent\\\/#listItem\",\"name\":\"1-D Stefan problem (with phase change) using Fluent\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum#listItem\",\"name\":\"Home\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/1-d-stefan-problem-with-phase-change-using-fluent\\\/#listItem\",\"position\":3,\"name\":\"1-D Stefan problem (with phase change) using Fluent\",\"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\\\/1-d-stefan-problem-with-phase-change-using-fluent\\\/#webpage\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/1-d-stefan-problem-with-phase-change-using-fluent\\\/\",\"name\":\"1-D Stefan problem (with phase change) using Fluent | Ansys Learning Forum\",\"description\":\"I am attempting to simulate a 1-D Stefan problem (with phase change) using Fluent. The issue at hand is condensation. The domain is meshed using a single cell layer in the y-direction. Other simulation parameters are illustrated in Figure (a). 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