Hello, When i am performing response spectrum analysis i am choosing 12 modes to expand but this message appears:
,How can i solve it ? thank you,
Please see
Research Spectrum Analysis with ANSYS APDL
The solution is in signif value ,we have to put minimum value as much as possible or put it zero because this value extracts only the most significant values
https://www.sharcnet.ca/Software/Ansys/17.0/en-us/help/ans_cmd/Hlp_C_MXPAND.html
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