All Tutorials

2013-06-12
Modal Mass Participation
Question Do you know how to extract modal mass participation factors out of Nastran when running a normal modes analysis (SOL 103)? I see reference to it in the DDAM Solution, but I don’t really want to use that one. I saw something about adding METHOD=100 MEFFMASS(ALL)=YES To the .bdf, but that gives me all […]
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2013-06-12
No Results, EXCESSIVE PIVOT RATIOS
Question After I ran the model, and attach the results, nothing is available. I found the following message in the .F06 file: "USER FATAL MESSAGE 9050 (SEKRRS) ^^^ RUN TERMINATED DUE TO EXCESSIVE PIVOT RATIOS IN MATRIX KLL. ^^^ USER ACTION: CONSTRAIN MECHANISMS WITH SPCI OR SUPORTI ENTRIES OR SPECIFY PARAM,BAILOUT,-1 TO CONTINUE THE RUN WITH […]
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2013-05-15
FlexLM License Installation
NB: If you received a new license for an existing licensed setup (where no changes were made in terms of what is installed where or used on which computers, skip to Renewing a license file (on an existing license server). For first time installations, start reading here: Legal software and licensed features needs a license […]
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