


{"id":291250,"date":"2023-07-03T11:08:49","date_gmt":"2023-07-03T11:08:49","guid":{"rendered":"\/forum\/forums\/topic\/pressure-difference-of-two-faces\/"},"modified":"2023-07-03T11:08:49","modified_gmt":"2023-07-03T11:08:49","slug":"pressure-difference-of-two-faces","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/pressure-difference-of-two-faces\/","title":{"rendered":"Pressure difference of two faces"},"content":{"rendered":"<p style=\"color: #252525\">I am analysing hydraulic pressures on submerged steel girders, and then I am performing FE analysis to see their structural behaviour using ANSYS Structural.<\/p>\n<p style=\"color: #252525\">When I perform CFD, I get the pressures on the girder&#8217;s surface.<\/p>\n<p style=\"color: #252525\">The thing is that in ANSYS Structural, I want to change these girders to shells rather than solids (as used in CFD). This is because the girders are really thin, and they generate problems when doing a structural analysis.<\/p>\n<p style=\"color: #252525\">Problems appear when I want to import CFD pressures to those shells, as only one side of the shell &#8220;imports pressures,&#8221; and therefore the ones on the other side of the solid are ignored. The correct load to be applied to the shell elements is the pressure <em style=\"color: #252525\">difference&nbsp;<\/em>on both sides of the solid. (see images)<\/p>\n<p style=\"color: #252525\"><img loading=\"lazy\" decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/05\/09-05-2023-1683629561-A.png\" width=\"629\" height=\"304\"><\/p>\n<p style=\"color: #252525\"><img loading=\"lazy\" decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/05\/09-05-2023-1683629818-B.png\" width=\"630\" height=\"296\"><\/p>\n<p style=\"color: #252525\"><strong>My question is: How can I transfer and obtain this pressure difference on those sides (not force!) ?<\/strong>&nbsp;<\/p>\n<p style=\"color: #252525\">&nbsp;<\/p>\n<p style=\"color: #252525\"><em>The same question has been raised as a Structural topic, but I think the solution lies in managing CFD results.<\/em><\/p>\n<p style=\"color: #252525\"><em>\/forum\/forums\/topic\/bridge-bearing-modelling-in-static-structural\/<\/em><\/p>\n","protected":false},"template":"","class_list":["post-291250","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 analysing hydraulic pressures on submerged steel girders, and then I am performing FE analysis to see their structural behaviour using ANSYS Structural.When I perform CFD, I get the pressures on the girder&#039;s surface.The thing is that in ANSYS Structural, I want to change these girders to shells rather than solids (as used in\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/pressure-difference-of-two-faces\/\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 4.9.10\" \/>\n\t\t<meta property=\"og:locale\" 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