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Andrew Ouellette

MathWorks

Last seen: 2 jours il y a Actif depuis 2020

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Control Systems

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Réponse apportée
How can I change the line width in a graph which is generated by rlocus command ?
Starting in R2026a, you can do this directly from the rlocusplot command. rlocusplot(rss(3),LineWidth=5)

12 jours il y a | 0

Réponse apportée
I wonder how to make the lines thicker in rlocus graph
Starting in R2026a, you can do this directly from the rlocusplot command. rlocusplot(rss(3),LineWidth=5)

12 jours il y a | 0

Réponse apportée
How to remove the number caused by 'grid on' and How to change the legend mark
The pzplot chart API makes tasks like this much simpler. w0=300; l1=2*w0; l2=w0^2; k=60; s=tf('s'); r=[0.9,1.2,1.3,1.4,1.8...

12 jours il y a | 0

Réponse apportée
Setting different line colors according to the ColorOrder array using pzplot in subplots
10 years later, you can now do this via the pzplot chart API. Here is a demo showing how you can set a custom color order for a...

12 jours il y a | 0

Réponse apportée
How to change the thickness of grid lines in pzplot() or in pzmap()
It is now simple to do this via the pzplot chart API. h = pzplot(drss(3)); %Create chart h.AxesStyle.GridVisible = "on"; %Enab...

12 jours il y a | 0

Réponse apportée
How to add Cartesian grid in pzplot plot ?
You can do this directly from the pzplot chart object starting in R2026a. h = pzplot(rss(3)); %Create chart h.AxesStyle.GridVi...

12 jours il y a | 0

Réponse apportée
Change pzplot marker size
You can now do this directly from the pzplot command starting in R2026a. pzplot(rss(3),MarkerSize=10)

12 jours il y a | 0

Réponse apportée
bode diagram linearization failure
Hi @mehmed celebi, we will need more information to help you with this problem. What happens when you try to linearize your bo...

12 jours il y a | 0

Réponse apportée
Change just the ylims of the Magnitude plot from the bode TF
This process has become much simpler with the introduction of the bode chart object. h = bodeplot(rss(3)); %create chart h.YLi...

12 jours il y a | 0

Réponse apportée
Add reference line to a Bode Plot
Since this question was originally asked, the advent of a bode chart object and a yline chart decoration makes this process much...

12 jours il y a | 0

Réponse apportée
BodePlot: Plotting straight lines on the Mag and Phase plots. Can access the phase plot, to do so, but not the mag plot
Hi @Gerard Nagle, I would recommend avoiding the use of "findobj" in this manner. Utilizing the chart API is the preferred (and...

2 mois il y a | 0

Réponse apportée
RC circuit and its frequency response
Hi @Zeyuan, Have you tried using the bodeplot function? f_s = 44.1*10^3; % sampling frequency Ts = 1/f_s; % sample time tau ...

4 mois il y a | 0

Réponse apportée
Why is event PreUpdate and PostUpdate not triggered in ChartContainer?
Hi @Jacob-Jan Sloots, I can't give you a great answer as to why the behavior differs between ChartContainer and ComponentContai...

6 mois il y a | 1

Réponse apportée
Issue with InputVisibility for lsimplot
Hi @Hannes The documented chart API for LSimPlot was introduced in R2024b. You will need to upgrade to that release or later to...

6 mois il y a | 0

Réponse apportée
Unable to resolve this.scaledProject2 what causes this error?
Please see this bug report: https://www.mathworks.com/support/bugreports/3860288

6 mois il y a | 0

| A accepté

Réponse apportée
Bode plot with right half plane zero
Hi @Anindya, You are looking for the phase matching options in bodeplot, which you can interpret as "If PhaseMatchingEnabled, t...

7 mois il y a | 1

Réponse apportée
How to design controller for coupled 2 input 2 output system?
Hi @Eric, From your comments on your post, it looks like you would like to tune 2 I controllers for your MIMO system. As you've...

7 mois il y a | 0

| A accepté

Réponse apportée
Errors when trying to define Design Requirements in Control System Designer
Hi @Jason, This is a bug in the product. You should be able to change the line mentioned in this error from this: Error in con...

10 mois il y a | 0

| A accepté

Réponse apportée
Transimpedance Amplifier transfer function behaving differently in Matlab as well as Simulink than expected
Hello @Jayesh N, The results of lsim are as expected. The mean value will be the dc gain of the system multiplied by the mean v...

11 mois il y a | 1

| A accepté

Réponse apportée
Frequency Response Estimator - how is the frequency response computed
Hi @jacob, You can see a description of the FRE algorithms on its documenation page. Generally, using more estimation periods ...

12 mois il y a | 0

Réponse apportée
Inheritance, abstract and constant properties.
You can approximate this behavior with Dependent properties and getter methods. classdef (Abstract) my_supr properties (De...

environ un an il y a | 0

Réponse apportée
Frequency response estimation error
Hi @shanchang, We can't really say exactly what the issue is without all the inputs to your frestimate call- your model (mdl), ...

environ un an il y a | 0

Réponse apportée
How to work with control system tuner/designer app with Simscape Multibody System ?
Hi @Samarasekara Muhandiramge Salila Dinendra, Your post seems to a few distinct but related questions: 1) How can I obtain a ...

environ un an il y a | 0

Réponse apportée
How to access GriddedLPVSS data at different scheduling parameters?
Hi Ali, You can sample your LPV systems using psample. SSArray = rss(36,2,2,6); % random 2x2x6 ss array s = struct( ... ...

environ un an il y a | 0

Réponse apportée
How can I make the Nichols chart background grid more prominent when using Nicholsplot? (Too faint.)
Hi Charles, Starting in R2024b, the nicholsplot function returns a chart object with a documented API. You can see the properti...

plus d'un an il y a | 0

Réponse apportée
Bodeplot with XLim option does not rescale y-axis in R2024b
Hello Tor, This is a side effect of the update to charts in R2024b. The chart's Y limits are no longer linked to its X limits. ...

plus d'un an il y a | 0

| A accepté

Réponse apportée
Change marker colour of pzplot
Hi Jan, Starting in 24b, we introduced new chart and response objects for pzplot(). Each model you input to pzplot() will gene...

plus d'un an il y a | 0

| A accepté

Réponse apportée
MATLAB R2024 Rb
Hi Shahin, 2 notes: 1) In R2024b as of update 2, rlocusplot() generates an incorrect response for improper models. This bug wi...

plus d'un an il y a | 0

Réponse apportée
Simulating the impulse response of a higher order filter.
Hello, You are encountering this behavior because your cascaded system is poorly conditioned numerically. Hopefully this is not...

plus d'un an il y a | 0

Réponse apportée
How can I set linewidth directly in bode command?
Starting in R2026a, you can do this directly via the constructor. figure(); sys = tf(4,[1 0.5 4]); h = bodeplot(sys,LineWidth...

plus d'un an il y a | 1

| A accepté

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