{"id":45774,"date":"2020-07-03T10:14:29","date_gmt":"2020-07-03T10:14:29","guid":{"rendered":"\/forum\/forums\/topic\/calculating-the-coefficient-of-lift-and-drag-at-various-angles-of-attack-in-ansys\/"},"modified":"2023-11-17T14:09:44","modified_gmt":"2023-11-17T14:09:44","slug":"calculating-the-coefficient-of-lift-and-drag-at-various-angles-of-attack-in-ansys","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/calculating-the-coefficient-of-lift-and-drag-at-various-angles-of-attack-in-ansys\/","title":{"rendered":"Calculating the Coefficient of Lift and Drag at various angles of attack in ANSYS"},"content":{"rendered":"<p>Hi,<\/p>\n<p><\/p>\n<p>I want to plot a graph of Coefficient of Drag for a 3D airfoil at various Angles of Attack.<\/p>\n<p><\/p>\n<p>I have done a simulation in ANSYS FLUENT with the Angle of Attack as the INPUT PARAMETER and the Drag force as the OUTPUT PARAMETER.&nbsp;<\/p>\n<p><\/p>\n<p>I should be using the formula shown below within the PARAMETER SET&#8230;.<\/p>\n<p><\/p>\n<p>&nbsp;<\/p>\n<p><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/us.v-cdn.net\/6032193\/uploads\/attachments\/3800bd59-a002-4a62-aeb9-ab8b00c6d042\/c2a3462a-43e3-4acd-9af2-abed00a8354d_cd.jpg?width=690&amp;upscale=false\" alt=\"\"><\/p>\n<p><\/p>\n<p>MY QUESTION is this, what should I include as my reference area (S)? And how do you calculate it for various AoA?<\/p>\n<p><\/p>\n<p>&nbsp;<\/p>\n<p><\/p>\n<p>Thank you.<\/p>\n","protected":false},"template":"","class_list":["post-45774","topic","type-topic","status-closed","hentry"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_old_topic_id":["17956"],"_bbp_old_topic_author_name_id":["Anonymous"],"_bbp_old_is_topic_anonymous_id":["false"],"_bbp_old_closed_status_id":["publish"],"_bbp_author_ip":[null],"_bbp_old_sticky_status_id":["normal"],"_bbp_likes_count":["0"],"_btv_view_count":["7919"],"_bbp_subscription":["249100","302051","199"],"_bbp_status":["publish"],"_bbp_topic_status":["unanswered"],"_bbp_topic_id":["45774"],"_bbp_forum_id":["27792"],"_bbp_engagement":["199","22555","174895","185258","302051"],"_bbp_voice_count":["5"],"_bbp_reply_count":["12"],"_bbp_last_reply_id":["318189"],"_bbp_last_active_id":["318189"],"_bbp_last_active_time":["2023-11-17 14:00:28"]},"test":"alfredoloo"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/45774","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\/45774\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=45774"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}