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PID with PWM for three phase inverter
Take a look at <http://www.mathworks.com/help/slcontrol/examples/design-a-pid-controller-using-simulated-i-o-data.html?prodcode=...

quasi 12 anni fa | 0

Risposto
How do I tune a PID controller gains using Fimsearch for a nonlinear dynamic system.
If the system is modeled in Simulink, you can use Simulink Design Optimization which lets you tune the gains using brute force o...

quasi 12 anni fa | 0

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i got best fit for specific information using system identification .now how to design a controller for the system i get
Question is not formulated clearly. When you estimate models of different orders, System Identification Toolbox produces a char...

quasi 12 anni fa | 0

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Quadcopter PID Controller Implementation - Derivative Filter
As you say yourself, calculating pure derivative of a noisy signal is not a good idea. Transfer function of a pure derivativ...

quasi 12 anni fa | 0

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Step response settling time
If you look at the doc page for <http://www.mathworks.com/help/control/ref/stepinfo.html stepinfo> , you will see that settling ...

quasi 12 anni fa | 0

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Constraining parameters with Sys ID Toolbox
You can specify the structure of a transfer function to estimate (the number of poles and zeros), and can specify that say all n...

quasi 12 anni fa | 0

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Linearising a electromechanical control system with Motor, Gear box with stiffness and PWM contoller
Please try to follow <http://www.mathworks.com/help/slcontrol/examples/design-a-pid-controller-using-simulated-i-o-data.html?pro...

quasi 12 anni fa | 0

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Transfer function error ' The values of the "num" and "den" properties must be row vectors or cell arrays of row vectors,'
Can you paste your MATLAB code that is not working? Is the issue related to you using pid function in 2009a release, like your o...

quasi 12 anni fa | 0

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Undefined function or method 'pid' for input arguments of type 'double'.
As you might have already realized, the pid objects were introduced in Control System Toolbox in release 2010b, so you would not...

quasi 12 anni fa | 0

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How to find steady-error value from the response graph? is there any command to find the steady state error from the response graph?
Your question is not formulated clearly. Did you mean steady-state value, not "steady-error value"? Assuming that's what you me...

quasi 12 anni fa | 3

Risposto
margin() returns incorrect gain margin for open-loop unstable system
I don't agree that "MATLAB returns incorrect value". If you read the <http://www.mathworks.com/help/control/ref/margin.html docu...

quasi 12 anni fa | 3

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I have 5 different outputs for 5 different step inputs. How to get a transfer function from those data(approximate will do)?
Assuming this is a single-input single-output system, you can use all or some of these data sets for transfer function estimatio...

quasi 12 anni fa | 0

Risposto
How to estimate transfer function of a plant when we have the outputs of step inputs?
You can use System Identification Toolbox, with <http://www.mathworks.com/help/ident/ref/tfest.html tfest> function.If you do no...

quasi 12 anni fa | 0

Risposto
Is there a way to automatic update the P and I gains of PI controller block in simulink
Not currently. You can choose all the options in the block that you want and then look under block masj to see how it is implem...

quasi 12 anni fa | 0

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Risposto
how to write PID function in .m file
<http://www.mathworks.com/help/control/examples/designing-cascade-control-system-with-pi-controllers.html?prodcode=CT&language=e...

quasi 12 anni fa | 0

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Risposto
DC motor PI current control block not connecting
The output of PI Controller block is the Simulink signal, but the inputs of Controlled PWM Voltage block are Physical Signals- m...

quasi 12 anni fa | 0

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How create Fuzzy matlab code ??
Start with tutorials <http://www.mathworks.com/products/fuzzy-logic/videos.html here> and then ask a more specific question abou...

quasi 12 anni fa | 0

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Fuzzy model - Simulink - Parameter Uncertainty
You can write a MATLAB script where you vary parameters of a fuzzy system and rerun Simulink model. Let's say you know how to c...

quasi 12 anni fa | 0

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import data in fuzzy toolbox
You cannot import input data into Fuzzy Logic Designer app. You can design fuzzy inference sustem there, and then use <http://ww...

quasi 12 anni fa | 0

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What type of input for Fuzzy Logic Controller in Simulink?
answered <http://www.mathworks.com/matlabcentral/answers/158252-how-to-set-input-for-fuzzy-logic-controller-block here>

quasi 12 anni fa | 0

Risposto
How to set input for fuzzy logic controller block
You can read the data from Excel into MATLAB using <http://www.mathworks.com/help/matlab/ref/xlsread.html xlsread> command. Once...

quasi 12 anni fa | 0

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Risposto
should I use fuzzy or just if else function?
Hard to answer without knowing the specifics of the problem. You may want to take a look at <http://www.mathworks.com/videos/ge...

quasi 12 anni fa | 0

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Risposto
What is the code used by controller blocks?
You cannot use Simulink blocks in a MATLAB file. You can use the blocks to create a Simulink model. You can then simulate the mo...

quasi 12 anni fa | 0

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Fuzzy Logic Toolbox Error 2014a
This is a bug that is to be fixed in a future release. As a workaround, add the second input first and the second output afterwa...

circa 12 anni fa | 1

Risposto
I am doing on project on Auto tuning of a controller using Arduino Due, whereby I am looking forward to control a DC motor (http://www.pololu.com/product/1444) using PID and relay feedback method.
This <http://www.mathworks.com/videos/data-driven-control-how-to-design-a-controller-when-plant-model-is-not-available-81897.htm...

circa 12 anni fa | 0

Risposto
How SISO toolbox works on PID tuning by Ziegler-Nichols method.
Please see t <http://www.mathworks.com/help/control/ug/using-the-siso-design-task-in-the-controls-estimation-tools-manager.html#...

circa 12 anni fa | 1

Risposto
How can I make a transfer function with variable parameters in simlunk?
Here is how to implement 1/(s+N): <</matlabcentral/answers/uploaded_files/16993/5.jpg>>

circa 12 anni fa | 0

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Risposto
TRYING TO SOLVE SIMPLE SYSTEM OF DIFFERENTIAL EQUATIONS
Open the PID Controller block dialog, and press the "tune" button.You get the PID Tuner app open and it says that it could not f...

circa 12 anni fa | 0

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How to identify PID parameter
In general, you can use <http://www.mathworks.com/products/sysid/ System Identification Toolbox> to identify dynamic models from...

circa 12 anni fa | 0

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QuadroCopter Simulink with PID controller
take a look at <https://www.mathworks.com/company/events/webinars/wbnr92167.html this webinar> .

circa 12 anni fa | 0