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Optistruct/Nastran Transient Response - Wing simulation
Thanks for your replies. As ThomasH was correctly saying, there's actually a command that make Nastran calculate everything in a relative coordinate system, rather than absolute, and this solved my problem. FYI see PARAM, ENFMOTN, REL It only works with the modal transient (not direct)... -
Optistruct/Nastran Transient Response - Wing simulation
Hi guys. I'm trying to solve the following issue: we have a racecar with a rear wing, whose supports fail (or crack) after few races. The static analysis didn't show any problem, so it's evidently a fatigue issue. We have accelerometers in the car, bonded just next to the wing support's...
