[scilab-Users] vibration test analysis

[Charlie Warner]

Paul-
if you could send a sample data file (preferably in *.csv format) I could have a quick look at it for you and see if I couldn't come up with something more specific.

Charlie
cwarenr7_11 at hotmail.com

> From: paul.carrico at free.fr
> To: users at lists.scilab.org
> Date: Mon, 11 Oct 2010 21:15:40 +0200
> Subject: RE: [scilab-Users] vibration test analysis
> 
> CCo (and everybody as well)
> 
> You're right ... 
> 
> I had a rapid look on the suggested documents and I think it's not what I'm looking for (essentially because my request was too general and not accurate enough and because I'm a newbie in Signal processing == misunderstanding    :-))) )
> 
> In the attached document you'll find typical records from a vibration test on a shaker ... the signal processing has already be done by the equipment & soft.
> 
> The purpose is to automatically identify ALL the resonances from the measurement ... both using the response/transmissibility's and the phase analysis ... however in the example you can see that there're many parasites in the phase measurements ....
> 
> 
> Cheers
> 
> Paul
> 
> -----Message d'origine-----
> De : Celso Co [mailto:celso.co at gmail.com] 
> Envoyé : lundi 11 octobre 2010 17:37
> À : users at lists.scilab.org
> Objet : Re: [scilab-Users] vibration test analysis
> 
> Paul,
> 
> You can encode in scilab your manual procedure. May be you can give a
> sample  raw data and your manual calculation then we can suggest some
> approaches you may want to try.
> 
> cco
> 
> On Mon, Oct 11, 2010 at 4:02 AM, Paul CARRICO <paul.carrico at free.fr> wrote:
> > All,
> >
> >
> >
> > Does somebody has ever wrote/coded (under Scilab but not necessary) a
> > program that analyses the vibration tests results (i.e. automatically find
> > the natural frequencies) ?
> >
> >
> >
> > I do it manually but studying the transmissibility’s and the phase changes
> > but I would like to code it under Scilab and of course there won’t be any
> > human appreciation/analysis
> >
> >
> >
> > The purpose of this email is not to have this code but to have
> > advices/information’s on the method / algorithm and so on !
> >
> >
> >
> > In any way It’s a good challenge for me
> >
> >
> >
> >
> >
> > Thanks for any help
> >
> >
> >
> > Paul
> 
> 
> 
> -- 
> Eng'r Celso B. Co, PhD ECE
> Assistant Professor
> Dept. of Electronics, Computer, and Communication Engineering,
> Loyola Schools of Science and Engineering, Ateneo De Manila
 		 	   		  
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