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Domanda


MATLAB SISOTool plot options
Hi, Is anyone familiar with plotting in the Matlab SISOtool? For some reason, I cannot access the plot options to change th...

quasi 12 anni fa | 0 risposte | 0

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Domanda


customizing line thickness for non-plot function graphs
Hi, I'm using the SISOtool control systems design toolbox and want to find a way to get thicker lines for my graphs. In par...

quasi 12 anni fa | 0 risposte | 0

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Domanda


besselj and transfer functions?
Hi, I want to use the function call besselj(nu,Z) with Z is some transfer function. I get an error which says that the inpu...

oltre 12 anni fa | 1 risposta | 0

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Domanda


vector to sys transformation for bode plot
Hi, As background, I am trying to use the bode() function. I know that you can extract vectors from a bode(sys) by doin...

oltre 12 anni fa | 2 risposte | 0

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Domanda


bode plot discrepancy
i am plotting some bode plots, and i found the following discrepancy, and I'm not quite sure what is the root cause of it. My c...

oltre 12 anni fa | 2 risposte | 0

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Domanda


square root of a transfer function
Hi, I am trying to find the magnitude of my system 'sys', so i know i have to take the square root of a transfer function in...

oltre 12 anni fa | 0 risposte | 0

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Domanda


bode plot overflow?
Hi , Im trying to plot a bode plot but i get the following error. >> bode(gamma20,{1000,1e6}) Warning: The data can...

oltre 12 anni fa | 1 risposta | 0

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bessel functions
I have solved this issue. I should have started the iterations at 0 instead of 1. Thread closed. Thanks

oltre 12 anni fa | 0

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bessel functions
I want to also add that i tried to use the doc besselj and then formula that was presented there. However, I still d...

oltre 12 anni fa | 0

Domanda


bessel functions
Hi, I am trying to write a code to calculate the bessel functions of the first kind. The equation is given here: http://en....

oltre 12 anni fa | 4 risposte | 0

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Domanda


extracting values from bode()
Hi, I know that you can do the following to get the magnitude phase and w from using the bode() call (which requires transfe...

oltre 12 anni fa | 1 risposta | 0

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bode() magnitude
SOrry as another question, I noticed that when you do [mag, phase, wout] = bode(a) it draws only about 45 points. Is ...

oltre 12 anni fa | 0

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bode() magnitude
i think i found out the problem. wout must be divided by 2pi to get the correct plot.

oltre 12 anni fa | 0

Risposto
bode() magnitude
hey thanks for your answer. i have a followup question. what i did after. so i have [mag,phase,wout] = bode(sys); m...

oltre 12 anni fa | 0

Domanda


bode() magnitude
Hi, I Have seen the code [ mag,phase] = bode(sy s) but when i try to see the values of mag, or phase, it returns somethi...

oltre 12 anni fa | 5 risposte | 0

5

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Domanda


plotting the frequency spectrum
Hi, I am having trouble plotting the frequency spectrum of a sine wave. For this code, i expect the main frequency component...

oltre 12 anni fa | 8 risposte | 0

8

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Domanda


sine wave plot
Hi, I am having some trouble plotting a sine wave and i'm not sure where i am going wrong. i have t = [0:0.1:2*pi] ...

oltre 12 anni fa | 8 risposte | 3

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Domanda


writing transfer functions in matlab
Hi, I want to write a transfer function in matlab. I know we usually write in the following way trans = tf([1 0 0], [1 0 1...

oltre 12 anni fa | 3 risposte | 0

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Domanda


transfer function multiplication and plotting
hi have some code that looks like TF = tf(num,den,1/(60)); g1 = 10*TF; f = iztrans(g1) but when i do this, matlab ...

quasi 13 anni fa | 1 risposta | 0

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Risposto
multiple bode plots on same graph
unfortunately it is not that simple. my code looks more like g = tf([1 0.1 7.5],[1 0.12 9 0 0]); bode(g) hold on semilo...

quasi 13 anni fa | 1

Domanda


multiple bode plots on same graph
Hi, Does anyone know how to plot multiple bode plots using the "bode" function? I know that the easiest way to do this woul...

quasi 13 anni fa | 5 risposte | 0

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Domanda


noisy bode plot data
Hi, i have some pretty noisy bode plot data that i would like to do a curve fitting on. Does anyone know if matlab has some...

circa 13 anni fa | 1 risposta | 0

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Domanda


curve fitting in the frequency domain
hi, i am looking to get some frequency response data, in the form of a bode plot. When i obtain this data, i would like to ...

circa 13 anni fa | 0 risposte | 0

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Domanda


unwrapping the phase in SISO designer
Hi, im using the siso design tool. does anybody know how i can unwrap my phase plot? on a normal bode plot figure, i can j...

circa 13 anni fa | 1 risposta | 0

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Domanda


normalise a transfer function
Hi, I have an eighth order s-domain transfer function. Is there a way i can normalise this equation in matlab with respect ...

circa 13 anni fa | 0 risposte | 0

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Domanda


rltool SISO design tool
Hi, i am using the SISO design tool (matlab function rltool) to design a compensator. in my frequency response, i have a re...

circa 13 anni fa | 1 risposta | 0

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Domanda


Unobtainable bode plot ?
Hi, I am using the bode( and margin( functions. (both are used to make Bode plots) The issue I am having is with getting...

circa 13 anni fa | 1 risposta | 0

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Domanda


cubic equations
Hi all, I was wondering if matlab had a function that can decompose my cubic function into something simpler. My preference ...

oltre 13 anni fa | 1 risposta | 0

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Risposto
Matlab compilation inconsistancies
no they do not have the same processor. but doesn't that seem very strange? it would be highly improbable for different people ...

oltre 13 anni fa | 0

Domanda


Matlab compilation inconsistancies
Hi, im having a strange problem where if i run my matlab script on my home computer, it seems to work fine, but if run on a diff...

oltre 13 anni fa | 2 risposte | 0

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