{"id":355001,"date":"2024-03-03T19:25:11","date_gmt":"2024-03-03T19:25:11","guid":{"rendered":"\/forum\/forums\/topic\/how-to-simulate-ground-effect-for-2d-airfoil\/"},"modified":"2024-03-03T19:25:11","modified_gmt":"2024-03-03T19:25:11","slug":"how-to-simulate-ground-effect-for-2d-airfoil","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/how-to-simulate-ground-effect-for-2d-airfoil\/","title":{"rendered":"How to simulate ground effect for 2D airfoil"},"content":{"rendered":"<p>Hello,<\/p>\n<p>Could anyone advise how to simulate the ground effect for 2D airfoil? I want to show that the coefficient of lift increases and the coefficient of drag reduces when the distance between the ground and the airfoil decreases, for example, going from 3m above the ground to 1.5m and then 0.5m?<\/p>\n<p>I have a mesh which looks like this(picture below). Now the distance below the airfoil is 5m, should I just change the geometry and make it, for example, 3m? I have read something about moving wall below the airfoil but I am very new to Ansys and I do not know if it is necessary. Maybe someone could advise how to simulate for the begiiner? Thanks in advance!<\/p>\n<p>&nbsp;<img decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2024\/03\/03-03-2024-1709493597-mesh.png\" alt=\"\"><\/p>\n","protected":false},"template":"","class_list":["post-355001","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=\"Hello,Could anyone advise how to simulate the ground effect for 2D airfoil? I want to show that the coefficient of lift increases and the coefficient of drag reduces when the distance between the ground and the airfoil decreases, for example, going from 3m above the ground to 1.5m and then 0.5m?I have a mesh which\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/how-to-simulate-ground-effect-for-2d-airfoil\/\" \/>\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=\"How to simulate ground effect for 2D airfoil | Ansys Learning Forum\" \/>\n\t\t<meta property=\"og:description\" content=\"Hello,Could anyone advise how to simulate the ground effect for 2D airfoil? I want to show that the coefficient of lift increases and the coefficient of drag reduces when the distance between the ground and the airfoil decreases, for example, going from 3m above the ground to 1.5m and then 0.5m?I have a mesh which\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/how-to-simulate-ground-effect-for-2d-airfoil\/\" \/>\n\t\t<meta property=\"og:image\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forum\/wp-content\/uploads\/sites\/2\/2024\/03\/03-03-2024-1709493597-mesh.png\" \/>\n\t\t<meta property=\"og:image:secure_url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forum\/wp-content\/uploads\/sites\/2\/2024\/03\/03-03-2024-1709493597-mesh.png\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2024-03-03T19:25:11+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2024-03-03T19:25:11+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"How to simulate ground effect for 2D airfoil | Ansys Learning Forum\" \/>\n\t\t<meta name=\"twitter:description\" content=\"Hello,Could anyone advise how to simulate the ground effect for 2D airfoil? I want to show that the coefficient of lift increases and the coefficient of drag reduces when the distance between the ground and the airfoil decreases, for example, going from 3m above the ground to 1.5m and then 0.5m?I have a mesh which\" \/>\n\t\t<meta name=\"twitter:image\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forum\/wp-content\/uploads\/sites\/2\/2024\/03\/03-03-2024-1709493597-mesh.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\\\/how-to-simulate-ground-effect-for-2d-airfoil\\\/#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\\\/how-to-simulate-ground-effect-for-2d-airfoil\\\/#listItem\",\"name\":\"How to simulate ground effect for 2D airfoil\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum#listItem\",\"name\":\"Home\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/how-to-simulate-ground-effect-for-2d-airfoil\\\/#listItem\",\"position\":3,\"name\":\"How to simulate ground effect for 2D airfoil\",\"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\\\/how-to-simulate-ground-effect-for-2d-airfoil\\\/#webpage\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/how-to-simulate-ground-effect-for-2d-airfoil\\\/\",\"name\":\"How to simulate ground effect for 2D airfoil | Ansys Learning Forum\",\"description\":\"Hello,Could anyone advise how to simulate the ground effect for 2D airfoil? 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