Yes, you can use *DEFINE_CURVE_SMOOTH. With this card, you can easily define a smoothly changed velocity curve
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Yes, the thickness of the blank should be considered when performing a sheet metal stamping analysis as blank thickening and…
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*CONTACT_FORMING_xxxxx should be used for stamping analysis. This contact treatment does not consider the thickness of the rigid body. This…
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It depends on the problem. Many people simply pick the constrain nodes, and after spring back analysis, they use rigid…
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The user may choose either mass scaling or velocity scaling. It is very common to use a combination of the…
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There are two major failures in sheet metal forming processes, i.e. localized necking and wrinkling. Localized necking results from too…
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If there is an overlap of a trimming line, it is possible to have distorted mesh after trimming. Double check…
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When I used *LOAD_MASK for hydro-forming analysis, first I have no problem in applying the load, but the load is…
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Solver 5 is the fastest (this solver is available after version ls960). If convergence is difficult, try some other solver
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The Full Newton method has been found to behave very nicely in springback analysis, while BFGS is very fast if…
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