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Random Analysis in Nastran
Hi All, I am running a random vibration analysis on some structure and I am interested in the RMS stress. I am able to obtain it in the .op2 file by using STRESS(PLOT,CRMS,NORPRINT)=ALL, but the problem is that it also stores the stress results for the preceding frequency response analysis for... -
RMS displacement in Nastran
Hello All, I am trying to plot the RMS displacement for a structure I am working on. I am using the below output request to get it out of Nastran. DISPLACEMENT(PLOT,RALL,NORPRINT)=1 Next I am importing the .op2 file in Altair's HyperView and I want to plot the RMS displacement, but it is not... -
Random response analysis - Nastran
Hello, This may be a basic question, but I found no obvious answer on the web or the Nastran Dynamic analysis User's guide. As stated in the Nastran Dynamic analysis user's guide the Random analysis is treated as a data reduction procedure that is applied to the results of a frequency response...
