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Arkadiy Turevskiy


The MathWorks

682 total contributions since 2008

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Answered
PID setpoint problem
PID Controller block does not assume anything about the setpoint value, it operates on the error signal which is the difference ...

16 days ago | 1

| accepted

Solved


Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

1 month ago

Answered
How to set sample time in the PID-tuner
PID Tuner automatically assumes controller sample time is equal to the sample time of the plant. So if you want to change the sa...

3 months ago | 0

Answered
Change style of a bodeplot with many plots
Hello Martin, This is not supported at the moment. Have you taken a look at answers to similar questions, this one for example:...

4 months ago | 0

Answered
Resonance frequency from bode and damp do not agree. Matlab bug or user fault?
The formula for computing resonant frequency as a function of a natural frequency that you used is only valid for 2nd order syst...

4 months ago | 1

Answered
linear analysis in triggered subsystem
Take a look <https://www.mathworks.com/help/slcontrol/ug/event-based-subsystems-externally-scheduled-subsystems.html here> and <...

6 months ago | 0

Answered
Closed Loop MIMO System with Interaction?
Take a look at <https://www.mathworks.com/help/control/examples/connecting-models.html this example> , and <https://www.mathwork...

6 months ago | 0

Answered
How do we model and design a controller for a machine has no mathematical model? whats the best way ?
You can follow the workflow described <https://www.mathworks.com/help/control/getstart/interactively-estimate-plant-parameters-f...

6 months ago | 0

| accepted

Answered
What is the tuning method used in PID tuner apps (SIMULINK)?
PID Tuner app uses proprietary tuning algorithm developed by MathWorks. More details in the <https://www.mathworks.com/help/slco...

6 months ago | 0

Answered
can i use the simulink linear analysis tool to do the analysis of a Permanent Magnet Machine?
PID Tuner by default relies on exact linearization to obtain a linear representation of a Simulink model at a desired operating ...

6 months ago | 0

Answered
what is the name of the method used in the pid tuner in matlab 2016 ?
PID Tuner app uses proprietary tuning algorithm developed by MathWorks. More details in <https://www.mathworks.com/help/control...

6 months ago | 0

Answered
When using the app Model Reducer, what is the algorithm behind balanced truncation?
Take a look <https://www.mathworks.com/help/control/ref/balred.html here> , including the reference at the bottom of the page.

6 months ago | 0

Answered
identifying continuous-time and discrete-time models using ident toolbox
Hi there, Please take a look at <https://www.mathworks.com/help/ident/examples/estimating-continuous-time-models-using-simuli...

6 months ago | 0

Answered
Add the I/O linearization
Please see <https://www.mathworks.com/help/slcontrol/ug/specify-portion-of-model-to-linearize-in-simulink-model.html here> for h...

6 months ago | 0

Answered
tfest Model Structure and Constraints
I briefly looked at your code, and saw that you have complex numbers as transfer function coefficients. Some of them are designa...

6 months ago | 0

Answered
Customizing plot layout in LTI viewer
If you are Ok with doing it interactively from the menu, then click on Edit->Plot Configurations There you'll be able to set up...

6 months ago | 0

Answered
step() giving a smooth curve for a discrete function
It seems you are getting tripped up by the fact that the code below results in two identical lines y1=step(H,x); y2=step...

6 months ago | 0

Answered
how to plot response of quadratic state space model
I recommend simulating it with <https://www.mathworks.com/products/simulink.html Simulink> . If you'd rather do it from command ...

6 months ago | 0

Answered
Matlab error in loading a project using SISO tool
Thanks for pointing this out. We are looking into it. I will post an update when a workaround becomes available.

9 months ago | 0

| accepted

Answered
How to determine MPC warming-up time
What exactly do you mean by "mpc warm-up time"? Can you please elaborate?

9 months ago | 0

Answered
How to consider gravity in state-space models?
The gravity in this case is a constant disturbance that your compensator needs to reject. Because you know the gravity, you can ...

9 months ago | 0

Answered
How to reduce overshoot of output response in BLDC motor?
Look at the control request your controller is generating. The type of response you are getting might be due to the fact that th...

9 months ago | 0

Answered
Is the simulink really useful for the real system?
Hi, Your question and your comments are not very clear. What is it that you are failing to do? Are you unable to control your...

10 months ago | 0

Answered
How can i export datas on the bode plot in SIMULINK?
When you run the model with Bode Plot block, with "save data to workspace" enabled, you get a variable sys, or whatever name yo...

10 months ago | 0

| accepted

Answered
Simulink model parameters optimization
For estimating parameters of Simulink model, I recommend using Simulink Design Optimization. Here is <https://www.mathworks.c...

10 months ago | 0

Answered
State-space for MISO in system identification toolbox
<https://www.mathworks.com/help/ident/examples/dealing-with-multi-variable-systems-identification-and-analysis.html This example...

10 months ago | 0

Answered
How can I import a Neural Network Simulink block into Linear Analysis Tool?
PID Tuner essentially requires a transfer function of the plant to design a PID Controller.For the neural net, I think your best...

10 months ago | 0

| accepted

Answered
Why I do not have States or Inputs when using findop?
States comes from blocks such as integrators or transfer functions or state space systems. In a neural net I don't think you hav...

10 months ago | 0

Answered
Questions about BoostConverterExampleModel
Hi, Only average model would linearize. The detailed model includes high-frequency switching that is introducing discontinuit...

10 months ago | 0

Answered
Linearizing "Recursive Least Squares Estimator" Block
Why are you linearizing Recursive Least Squares Estimator block? This block outputs parameters and error, and takes output and r...

10 months ago | 0

| accepted

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