<html>
<head>
<style><!--
.hmmessage P
{
margin:0px;
padding:0px
}
body.hmmessage
{
font-size: 10pt;
font-family:Tahoma
}
--></style>
</head>
<body class='hmmessage'>
Paul-<br>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.<br><br>Charlie<br>cwarenr7_11@hotmail.com<br><br>> From: paul.carrico@free.fr<br>> To: users@lists.scilab.org<br>> Date: Mon, 11 Oct 2010 21:15:40 +0200<br>> Subject: RE: [scilab-Users] vibration test analysis<br>> <br>> CCo (and everybody as well)<br>> <br>> You're right ... <br>> <br>> 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 :-))) )<br>> <br>> 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.<br>> <br>> 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 ....<br>> <br>> <br>> Cheers<br>> <br>> Paul<br>> <br>> -----Message d'origine-----<br>> De : Celso Co [mailto:celso.co@gmail.com] <br>> Envoyé : lundi 11 octobre 2010 17:37<br>> À : users@lists.scilab.org<br>> Objet : Re: [scilab-Users] vibration test analysis<br>> <br>> Paul,<br>> <br>> You can encode in scilab your manual procedure. May be you can give a<br>> sample raw data and your manual calculation then we can suggest some<br>> approaches you may want to try.<br>> <br>> cco<br>> <br>> On Mon, Oct 11, 2010 at 4:02 AM, Paul CARRICO <paul.carrico@free.fr> wrote:<br>> > All,<br>> ><br>> ><br>> ><br>> > Does somebody has ever wrote/coded (under Scilab but not necessary) a<br>> > program that analyses the vibration tests results (i.e. automatically find<br>> > the natural frequencies) ?<br>> ><br>> ><br>> ><br>> > I do it manually but studying the transmissibility’s and the phase changes<br>> > but I would like to code it under Scilab and of course there won’t be any<br>> > human appreciation/analysis<br>> ><br>> ><br>> ><br>> > The purpose of this email is not to have this code but to have<br>> > advices/information’s on the method / algorithm and so on !<br>> ><br>> ><br>> ><br>> > In any way It’s a good challenge for me<br>> ><br>> ><br>> ><br>> ><br>> ><br>> > Thanks for any help<br>> ><br>> ><br>> ><br>> > Paul<br>> <br>> <br>> <br>> -- <br>> Eng'r Celso B. Co, PhD ECE<br>> Assistant Professor<br>> Dept. of Electronics, Computer, and Communication Engineering,<br>> Loyola Schools of Science and Engineering, Ateneo De Manila<br> </body>
</html>