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Peppe


Last seen: 8 månader ago |  Active since 2011

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Programming Languages:
Python, C++, C, C#

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Question


Updated Simulink model in Matlab 2022 won't compile
Hello, So what I am trying to do is to update a 2016b Simulink model to 2022b. Each time I pressed on run it complained about s...

9 månader ago | 1 answer | 0

1

answer

Answered
Keep the latest desired value before changing to undesired value
So what I did was the following:

9 månader ago | 0

| accepted

Question


Keep the latest desired value before changing to undesired value
Hello, So let state that the signal X has four states [0,1,2,3]. The values 2,3 are not "good" values and you want to keep the ...

9 månader ago | 2 answers | 0

2

answers

Question


Switch block requires all signal to be same virtuality.
Hi, I had a Simulink model that is built in Matlab 2016b and now I am trying to update it to Matlab 2018b. I do run the upgrade...

11 månader ago | 1 answer | 0

1

answer

Question


Calling a user function from Python gives error
Hi, I have user Matlab function. It is written by someone else. There are multiple functions in that file but the first funct...

ungefär 4 år ago | 0 answers | 0

0

answers

Question


Goto's and From's performance in Generated C code
Hi, I personaly like to use Goto and From blocks in order to have a easy to read model in Simulink. But now the question came ...

nästan 5 år ago | 0 answers | 0

0

answers

Answered
Input port won't go away by Delete key
Found the solution. I just did in the command window: delete_block('path to the block')

ungefär 5 år ago | 0

| accepted

Question


Input port won't go away by Delete key
Hi, Using matlab 2017b with Simulink, By accident I paste a Input port from the library browser. Then I try to remove it but ...

ungefär 5 år ago | 1 answer | 0

1

answer

Question


Smooth or filter too noisy data in simulink
Hi I have a control model in simulink. I use a feedback controller where states are estimated using a observer. All states are...

nästan 6 år ago | 0 answers | 0

0

answers

Question


Tire model with dynamic rolling radius
Hi I am desperately searching for a tire model whithin which a dynamic rolling radius is applied based on magic formula. A tire...

nästan 6 år ago | 1 answer | 0

1

answer

Question


Sliding mode observer gain
I have a nonlinear system model that I try to observe using 2nd order sliding mode observer. However I try to find the proper ga...

mer än 6 år ago | 0 answers | 0

0

answers

Answered
Plot extreme values on a time series
Lets say you have a timeserie output where in one column you have Time and in the other you have Data:1 then for finding the ma...

mer än 6 år ago | 1

Question


set initial value for a signal and then rewrite it
Hi, I have a loop in which an observer observe the states and then backward it to a controller. There need to be an initial val...

mer än 6 år ago | 1 answer | 0

1

answer

Answered
The states gets changed while observing
The reason is actually the time line or time series. I send the results to workspace and I saw that the time samples are differe...

mer än 6 år ago | 0

| accepted

Question


The states gets changed while observing
Hi, I have an control input T that goes straight to a system. In that system I solve a differential equation system with form o...

mer än 6 år ago | 1 answer | 0

1

answer

Question


How to select eaach element from a matrix multiplication with bus selector
I have a nxn Jacobian matrix and a nx1 vector that I multiplied and the result is a nx1 vector. I need to select each element th...

mer än 6 år ago | 1 answer | 0

1

answer

Answered
Latex in plot title with variables
Solved it using: mytitleText = [' Slip regulation \lambda for K_{\sigma} = ',num2str(Ksigma),' K = ', num2str(K),' and \ep...

mer än 6 år ago | 4

| accepted

Question


Latex in plot title with variables
Hi, I'm running Matlab R2014b. Trying to make a nice plot with : title([' Slip regulation \lambda for K_{\sigma} = ',num2st...

mer än 6 år ago | 1 answer | 0

1

answer

Question


How to make this integral
Hi Suppose we have following equation: S(x,t) = p(x,t) + k * int_0^t h(\tau) d\tau. What is the difference between this a...

mer än 6 år ago | 1 answer | 0

1

answer

Question


Simulink IRC channel on t ex Freenode
Hi, I wonder why there isnt any channels on for instance Freenode for Simulink. There is already a channel on freenode for matl...

mer än 6 år ago | 0 answers | 0

0

answers

Question


solving for x in a state space model
Hi, Assume that we have a diff equation as : <<https://latex.codecogs.com/gif.latex?%5Cdot%7Bx%7D%20%3D%20Ax%28t%29&plus;%20...

mer än 6 år ago | 1 answer | 0

1

answer

Question


Saturation function in Simulink
Hi, I would like to implement following block in simulink. How do I do it in Simulink: U = u_d - K/b * sat(σ /θ) where: s...

nästan 7 år ago | 2 answers | 0

2

answers

Question


2th order Sliding mode controller / observer In simulink
Hi, I would appritiate if somesone could provide a toturial on how to make a model of 2th order sliding mode controller and obs...

nästan 7 år ago | 1 answer | 0

1

answer

Question


Making interpolate of 3 set of data
Hi, I have some space data (or data space) from measurement that shows the position of the a mass. These data are given in a st...

ungefär 8 år ago | 1 answer | 0

1

answer

Answered
Calculate PSD using FFT
Why xdft = xdft(1:length(x)/2+1); % what does that mean? xdft(2:end-1) = 2*xdft(2:end-1); %? dubbel side? and why? I do...

mer än 12 år ago | 0

Question


Calculate PSD using FFT
Hi, The question is to calculate PSD using FFT function in MATLAB. Ive already done it with pwelch command in MATLAB and now it...

mer än 12 år ago | 5 answers | 1

5

answers