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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 ...

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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...

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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...

대략 11년 전 | 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...

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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...

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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...

대략 11년 전 | 3

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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...

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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...

11년 초과 전 | 0

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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...

11년 초과 전 | 0

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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...

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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...

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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...

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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...

11년 초과 전 | 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...

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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...

11년 초과 전 | 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>

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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...

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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...

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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...

11년 초과 전 | 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...

11년 초과 전 | 1

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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...

11년 초과 전 | 0

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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#...

11년 초과 전 | 1

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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>>

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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...

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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...

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

11년 초과 전 | 0

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fractional PID
google search shows <http://fomcon.net/fomcon-toolbox/overview/ this result> .

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How to identify the Simulink Block to get State Space & Linearize SS non linear to linear SS
You can linearize a Simulink model or a part of it using <http://www.mathworks.com/products/simcontrol/ Simulink Control Design>...

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find transfer function from bode plot
Use System Identification Toolbox.See <http://www.mathworks.com/help/ident/examples/frequency-domain-identification-estimating-m...

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Tracking mode on PI block
The tracking mode is there so that when you transfer control from one PID loop to another, or when you transfer from manual cont...

11년 초과 전 | 3

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