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Import/create the design space including the nondesign spaces in MSC Apex Generativ Design 2020 as one solid. For this Bookshelf the already prepared design space was imported.
Create the material in the Materials editor and assign a Material to the design space
The specific values needed are the Young's Modulus (210e3), poisson ratio (0.3) and density (7.86e-6)
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Nondesign spaces have to be selected using the Optimization Tools. In this case the three screw holes are beeing used and a nondesign space with an offset of 2 mm is created for each.
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