{"id":297979,"date":"2023-08-03T13:50:49","date_gmt":"2023-08-03T13:50:49","guid":{"rendered":"\/forum\/forums\/topic\/parameter-relations-dictated-by-if-statementswhen-performing-direct-optimization\/"},"modified":"2023-08-03T13:50:49","modified_gmt":"2023-08-03T13:50:49","slug":"parameter-relations-dictated-by-if-statementswhen-performing-direct-optimization","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/parameter-relations-dictated-by-if-statementswhen-performing-direct-optimization\/","title":{"rendered":"Parameter relations dictated by if statementswhen performing Direct Optimization"},"content":{"rendered":"<p>I am trying to perform Direct Optimization into a model created with APDL. Specifically, I enter the input file into the Analysis of the Mechanical APDL subsystem. However, the problem is that when I perform direct optimization, I want to apply specific relations onto the parameters defined at the parameter set.<\/p>\n<p>Giving an example where a=number of stiffeners on a panel, b= web thickness<\/p>\n<p>The relation I want to apply is: if a=0 then b=0 . so that Design Points generated have actual geometric meaning. (if there are no stiffeners on the plate their thickness must be zero)<\/p>\n<p>&nbsp;<\/p>\n<p><img decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/08\/03-08-2023-1691070339-Screenshot_1.jpg\" alt=\"\"><\/p>\n","protected":false},"template":"","class_list":["post-297979","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 trying to perform Direct Optimization into a model created with APDL. Specifically, I enter the input file into the Analysis of the Mechanical APDL subsystem. 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