Respondida
When best to use 1 and 2 DOF PID
The first opening paragraphs of <https://www.mathworks.com/help/control/ref/pid2.html this doc page> might help. <https://www.m...

alrededor de 9 años hace | 0

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PID block and error with it
Why did you place the pulse generator block in the model? If you do not really need it, delete it. You are getting the error bec...

alrededor de 9 años hace | 0

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About PID program block issue of simulink
PID Controller block supports two forms - parallel and ideal. Ideal form is very similar to the standard form you want. <</ma...

alrededor de 9 años hace | 0

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Step func at time different then t = 0
The question is not clear. Does a. Step happens at 0 secs and you want to show the response at 5 secs? or b. Step happens at ...

alrededor de 9 años hace | 0

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how to measure PID parameters from PID tuning of SISOtool
Export the compensator you designed, C, to MATLAB workspace. Then in MATLAB type C=pid(C) This will convert the compen...

alrededor de 9 años hace | 3

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Respondida
Tuning PID controller non-linear equation
I am able to get a much better response than you have in the attached model. When you launch PID Tuner, just increase the speed ...

alrededor de 9 años hace | 0

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how to get bode plot and transfer function from my simulink block?
See <https://www.mathworks.com/matlabcentral/answers/314286-how-to-get-bode-plot-and-transfer-function-from-my-simulink-block he...

alrededor de 9 años hace | 0

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My system consist of set of equations. How to implement PID controller for my system ?
In a simple case of a mass spring damper mx''+cx'+kx=F convert system equations to a transfer function m=1;c=1;k=1; %re...

alrededor de 9 años hace | 0

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how to get bode plot and transfer function from my simulink block?
Can you attach the actual model? My guess is that you are running into problems here because your model includes three-phase ma...

alrededor de 9 años hace | 0

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pidTuner feature "DesignFocus" not available
Yes, this functionality was introduced in 15a, you can read the release notes <https://www.mathworks.com/help/control/release-no...

más de 9 años hace | 1

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Enviada


PID Controller Design and Tuning with MATLAB and Simulink - Fourbar Linkage
This demo file shows new capabilities for PID Controller design and tuning in MATLAB and Simullink.

más de 9 años hace | 5 descargas |

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Respondida
PID Tuning tools not supported for plant models of type 'tf'
Your code runs fine when I try it. Could it be you have some 3rd party toolbpx installed which also has pidtune function? Wha...

más de 9 años hace | 0

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open_system('scdspeedctrl') How can I get the state space equations for this system?
Big numbers don't mean there is a problem. There is nothing really wrong with what you are doing. To linearize the plant model y...

más de 9 años hace | 0

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how to design a MPC controller for a plant with discontinuities like a switching electric circuit in simulink?
If you already created a linear model when tuning a PID controller you can definitely reuse this model for designing an MPC cont...

más de 9 años hace | 0

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PID Linearization Error - Does not Linearize, says contains 1 Algebraic Loop
I am guessing you trying to tune a PID Controller using "tune" button and getting an error. PID Tuner works by approximating a n...

más de 9 años hace | 0

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sisotool loopshaping programmatic tuning from MATLAB command line
Control System Designer relies on commands from Robust Control Toolbox documented <http://www.mathworks.com/help/robust/loop-sha...

más de 9 años hace | 0

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PID tuner doesn't launch
This sounds like a possible case of corrupt installation. Can you please contact technical support, they will be able to help if...

más de 9 años hace | 0

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how to do curve fitting in bodeplot ?
You can use <http://www.mathworks.com/help/control/ug/reduce-model-order-using-model-reduction-app.html Model Reducer app> for t...

más de 9 años hace | 0

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bode diagram of a tansfert function in Simulink
Take a look at this video, <http://www.mathworks.com/videos/transfer-functions-in-simulink-part-2-extracting-transfer-functions-...

más de 9 años hace | 0

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negative P gain for PID
Why are you worried that your controller would not be physically realizable? Negative Kp does not mean controller is unstable.

más de 9 años hace | 1

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fuzzy logic vs PID simulink
Perhaps <http://www.mathworks.com/help/fuzzy/examples/using-lookup-table-in-simulink-to-implement-fuzzy-pid-controller.html this...

más de 9 años hace | 0

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Implementation of PID Pole Placement
So which one are you trying to do: tune a PID controller or design a controller using pole placement. Pole placement is done on ...

más de 9 años hace | 0

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Matlab seem to forget the Control Systems Toolbox after restart
It seems like a problem with the path, not sure why it is happening. You can try explicitly adding the folder where Control Sys...

más de 9 años hace | 0

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PID controller, transfer function
Something like this would do:(note that this requires Control System Toolbox). P=pid(1) PI=pid(1,1) PD=pid(1,0,1) ...

casi 10 años hace | 1

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Trying to stabilise a SISO feedback loop with a Cascade PID controller - but it's not working!
First off, looks like you have a typo in your Cq. As Pq already has integrating action, you don't really need an integrator in C...

casi 10 años hace | 0

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sir i have made simulink model based on fuzzy logic controller when i run model scope show the output plot (step response )but sir how can i get exact value of time responce parameter . i am able to find these parameter of pid based model
Use " <http://www.mathworks.com/help/simulink/slref/toworkspace.html To Workspace> " block to save the response to MATLAB worksp...

casi 10 años hace | 0

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In PID tuning using control system tuner why am i getting waveform like this? Why there is no S and T and why in speed response plot its showing zero in actual?
Control System Tuner works by linearizing a Simulink model and then trying to design a controller for the linearized model. You ...

casi 10 años hace | 0

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how to get the control signal from the pid controller?
sys=C/(1+C*TF); step(sys)

casi 10 años hace | 0

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Respondida
I have DC motor I went apply PID Position Controller for 45 angle
http://ctms.engin.umich.edu/CTMS/index.php?example=MotorSpeed&section=SystemModeling

casi 10 años hace | 0

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Blocks not recognized when linearizing in Simulink
The blocks that are not highlighted are not on linearization path. All it means is that graphically the input linearization poin...

casi 10 años hace | 1

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