Re: How to define a PSD ?

"[email protected] [Abaqus]" <[email protected]> 12 Mar 2019 14:14:33 -0700
Newsgroups gmane.comp.mathematics.abaqus.user
Message-ID <[email protected]>
There is not a unique way to transform the PSD amplitude into its real and imaginary parts since you do not know the PSD phase spectrum. You can assume a random PSD phase spectrum in order to find the real and imaginary parts of the PSD spectrum that are required by Abaqus.
 

 Best,
 

 ________________________________________________________
George Papazafeiropoulos
Captain, Infrastructure Engineer, Hellenic Ministry of National Defence
Civil Engineer, M.Sc., Ph.D. candidate, NTUA
Email: [email protected]