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get u0 and y0 to operating point
In your code you are linearizing at <http://www.mathworks.com/help/toolbox/slcontrol/ug/bsok1pi.html#bsok8ks default model opera...

대략 14년 전 | 1

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writing transfer functions in matlab
Do you want to see the resulting expression as a function of (s+x), or do you just want to write an equation as function of (s+x...

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Designing Observer Based Controller
Short answer is pole placement command <http://www.mathworks.com/help/toolbox/control/ref/place.html place> from Control System ...

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HOW can I read data in simlink from SENSOR made in VRML, like VRPEND tutrial in matlab?
Have you seen this: http://www.mathworks.com/help/toolbox/sl3d/vrsource.html HTH. Arkadiy

대략 14년 전 | 1

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Transfer function State Optimisation
Take a look at the function tfest in System Identification Toolbox. You can specify the number of poles and zeros for your trans...

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is matlab's kalman function continous (Kalman-Bucy) or discrete?
It deals with both. http://www.mathworks.com/help/toolbox/control/ref/kalman.html HTH. Arkadiy

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does m-file cooperate with fis?
It has nothing to do with fis. Each function is working with a local workspace, so if you want to use a variable from MATLAB wor...

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PID Autotuner Under Mask Algorithm
Yes, the purpose of the derivative component in the PID block is to increase stability by providing some phase lead. Because ...

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Resid command and treatment of iddata
If you did >>e=resid(model,data); then all you do to get the residuals as a vector is >>resid_vector=e.y; In general...

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System Identification
The capability to identify continuous-time transfer functions has been added in R2012a which just came out. Here is more info: ...

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Modelling and simulation of a flight control system.
This might help: http://www.mathworks.com/products/aeroblks/demos.html?file=/products/demos/shipping/aeroblks/asbSkyHogg.html...

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System Identification
Maybe this could give you some ideas: http://www.mathworks.com/products/sysid/demos.html?file=/products/demos/shipping/ident/id...

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Regarding "compare" command of SysID toolbox
>>y=yh{1,1}.y; It might be useful also to look at the help for iddata: >>doc iddata HTH. Arkadiy

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how can I use a PID controller block without filter coeffcient in SIMULINK
2 options 1)you can use the shipping PID controller black and make the value of N very high. 2) Create you own PID block w...

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MIMOI ss2tf, how to apply input to TF?
Assuming you have your variables a,b,c,d defined in MATLAB workspace, so that >>size(ss(a,b,c,d)) returns: State-space...

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I need to use fuzzy logic over several iteration.The output of the first fuzzy iteration will determine the range of the input variable for the next fuzzy logic .
Maybe I do not understand your situation, but it seems you can just write some sort of _for_ loop: %% start initialization...

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how to Design PID controller for second order untable process
Not sure if that is what you are looking for, but here is how you could do it in Control System Toolbox: >>a=1; % change to d...

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problem while tuning PID controller
What is the purpose of the memory block that you are using at the output of the PID controller? Long story short, that is what c...

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problem while tuning PID controller
Can you provide the plant model?

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Exponential transfer function
The delay has to be a positive number - otherwise you get a noncasual system. Arkadiy

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Can not open VRealm builder in matlab simulink 3D animation toolbox: "The system can not find the path specified."
Did you actually buy a license of Simulink 3D Animation? If you did not, what might be happening is that you can run the demos, ...

14년 초과 전 | 0

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rltool SISO design tool
Pole at the origin is an integrator. To add it, right-click on the plot, and select "Add Pole/Zero" -> Integrator. To change...

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bode plots in power systems smulink
Use Simulink Control Design to linearize your model. If it does not linearize analytically, use frequency response estimation. ...

14년 초과 전 | 1

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how can I get the Forces as an Output of mechanical system derived by motion data?
Maybe this can help: <http://www.mathworks.com/help/toolbox/physmod/mech/ug/f0-6046.html> HTH Arkadiy

14년 초과 전 | 0

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unwrapping the phase in SISO designer
In the window where you see the bode plot ("SISO Design for SISO Design Task"), File -> Toolbox Preferences -> Options (3rd tab...

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Find the output from a transfer funtion
Use the function lsim HTH. Arkadiy

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Need to incorporate measured plant response into model
Hi Michael, One approach is to use System Identification Toolbox, which lets you create models from frequency-domain data. See ...

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Aircraft Simulation
<http://www.mathworks.com/products/aeroblks/demos.html?file=/products/demos/shipping/aeroblks/asbSkyHogg.html> <http://www.go...

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how can i get the PID value from +ve zero value.... since Td and Ti must be a +ve value
From your post it looks like Hd and Hc are plant models, and you are trying to design a PID controller that would provide stable...

거의 15년 전 | 0

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how to auto tune pid parameters in a closed loop control system when an adams plant exist in the model?
The PID tuner works by linearizing Simulink model first, and then finding PID coefficients for the resulting linear model. Wha...

거의 15년 전 | 2

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