[Scilab-users] System Identification for First order delay and dead time

[Fukashiimo]

s is the Laplace operator, u is the process input vatiable, y is the
process output variable,

2016/09/24 23:44 "Samuel GOUGEON [via Scilab / Xcos - Mailing Lists
Archives]" <ml-node+s994242n4034610h86 at n3.nabble.com>:

> Le 24/09/2016 15:59, Fukashiimo a écrit :
>
> > Hello,
> >
> > I am looking for a Scilab software which is similar to Matlab System ID
> tool
> > box.
> >
> > I would like to obtain values of parameters, Tau, K and Td for following
> > first order delay + Dead time model from time series data.
> > ymodel = (K/(Tau*s+1))*exp(-Td*s)*u
> > ymodel: process output, u: process input
> > SISO continuous time
> .
> What is s?
> What's the input variable: s or u? And is the other a known parameter?
>
>
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