{"id":40929,"date":"2020-02-13T22:44:57","date_gmt":"2020-02-13T22:44:57","guid":{"rendered":"\/forum\/forums\/topic\/direction-of-force-from-the-surface-integral\/"},"modified":"2020-02-13T22:44:57","modified_gmt":"2020-02-13T22:44:57","slug":"direction-of-force-from-the-surface-integral","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/direction-of-force-from-the-surface-integral\/","title":{"rendered":"Direction of force from the Surface integral"},"content":{"rendered":"<p>Hello,<\/p>\n<p><\/p>\n<p>I am using the surface integrals from the results of Fluent to calculate the pressure force that is being caused by a liquid on my surface. My surface is curved. When I calculate it I get a value. (Attached)&nbsp;<\/p>\n<p><\/p>\n<p>How can I know the direction of this resultant force? Is it normal to the surface? If so my surface is a curved body and hence how can I know from where it acts? What I need is the resultant force that is acting on the surface in y direction. (The lift)&nbsp;<\/p>\n<p><\/p>\n<p>I would like to know what the direction of the force that Fluent calculates from this and how can I find the lift force by following the same procedure (Area integral of dynamic pressure)<\/p>\n<p><\/p>\n<p>Thank you very much !!<\/p>\n<p><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/us.v-cdn.net\/6032193\/uploads\/attachments\/19058fb3-0861-42e6-9e24-ab3a0148cca9\/f1edb03e-73cc-4500-9ecd-ab600176d9d7_capture.jpg?width=690&amp;upscale=false\" alt=\"\"><\/p>\n","protected":false},"template":"","class_list":["post-40929","topic","type-topic","status-closed","hentry"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_old_topic_id":["13109"],"_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":["1058"],"_bbp_topic_status":["unanswered"],"_bbp_status":["publish"],"_bbp_topic_id":["40929"],"_bbp_forum_id":["27792"],"_bbp_engagement":["199","171997"],"_bbp_voice_count":["2"],"_bbp_reply_count":["3"],"_bbp_last_reply_id":["105555"],"_bbp_last_active_id":["105555"],"_bbp_last_active_time":["2020-02-17 11:35:29"]},"test":"dilini"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/40929","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\/40929\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=40929"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}