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Feeds
Guideline for implementing PID and saturation
Hi @Jo I revisited your Lur'e system and designed a combined PID controller with a lead compensator in Simulink to regulate the...
10 días hace | 0
how to use interp1() function with half data
Hi @li, If you double the data, it works. x=half(0:5) y=x.^2 interp1(double(x), double(y), 5)
10 días hace | 1
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Guideline for implementing PID and saturation
Hi @Jo This system is somewhat difficult to control. I have not explored how you successfully track the setpoint using a gain-s...
10 días hace | 0
I'm trying to create a centrifuge compressor in simulink for surge study.
Hi @aziz I suggest that you run the simulation of the compressor equation in MATLAB. If it works in MATLAB, it is generally eas...
10 días hace | 0
Bir robot itfaiye simulasyonu yapmak istiyorum nasıl yapabilirim/I want to make a robot firefighter simulation, how can I do it?
Hi @Kerem This is likely the simplest simulation of the fire engine's motion (represented as a particle) that I can guide you t...
10 días hace | 0
Voltage and current waveform
Hi @Jyotiprakash A complete tutorial on this Electric Circuits in the Answer is impossible. It is advisable to read a standard ...
13 días hace | 1
Bir robot itfaiye simulasyonu yapmak istiyorum nasıl yapabilirim/I want to make a robot firefighter simulation, how can I do it?
Hi @Kerem To run the simulation effectively, you need the math to describe the following components: The environment. The dyn...
13 días hace | 0
Analyzing and developing PID control for a 5th order system
Hi @Niel I am not an expert in motor hardware, so I cannot explain how the 5h-order transfer function is derived. Most mechanic...
14 días hace | 0
Analyzing and developing PID control for a 5th order system
Hi @Niel The characteristic polynomial of the 5th-order plant has zero coefficients for the terms , , and . The configuration o...
15 días hace | 1
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QFT ( Quantitative Feedback Theory) Controller
Hi @osama If you are referring to the original QFT Toolbox developed by Craig Borghesani, the founder of Terasoft, and previous...
15 días hace | 0
How can I place a linear regression line (line of best fit) through both plots in this code, but only from the halfway point to the end?
Hi @ryan In purely math terms, do you mean to find the tangent line at the midpoint of the decaying beta curve? If so, I used m...
16 días hace | 0
How to design the MPC controller based on the plant model. I want to use it for the adaptive control for motor control. How it will react?
Hi @Ancy Princia There are numerous codes available in the documentation of the Model Predictive Control Toolbox. You should fi...
17 días hace | 1
S curve ramp function
Hi @David Cole In addition to your user inputs (Vin, accel, and jerk), you also need to provide the "Jerk On" time. You can u...
17 días hace | 0
S curve ramp function
This might not be what PLC users like to do. %% 99% Math-free Jerk-based Velocity % parameter c = 1e-3; ...
27 días hace | 0
Break in and break away points on Root Locus
Hi @Niel Previously in this post, it was shown that we must at least place a compensating pole at the origin so that the root l...
28 días hace | 2
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Break in and break away points on Root Locus
Hi @Niel The reason is simply that the locus never intersects the 0.59 damping ratio grid line, regardless of how the feedback ...
28 días hace | 0
I want to build a double pendulum system in Simulink but am getting errors relating to the tolerance and step size
Hi @Jishnu After reviewing the block diagram, if you feed the signals and (before the integrators) back into their respectiv...
28 días hace | 1
Constraints to a Second Order Curve Fit
This is merely a workaround that involves manually forcing the sign of the leading coefficient to be smallest positive. It does ...
29 días hace | 0
Please help to identify this Simscape component
Since the block is connected to the scope with the label 'Output Current', it is certainly related to the measurement of the cur...
30 días hace | 1
Rotary Inverted Pendulum State Space Model PID Cascade Control
Hi @Davide If you examine the transfer function from control input to θ, you will observe that it is a 4th-order function, wit...
30 días hace | 1
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Can I use "place" function to adaptively update controller gain K when running model in Simulink?
Hi @Quang Manh If the place() function is not supported for code generation, you will need to program the computation manually....
alrededor de 1 mes hace | 0
What are the signs that my parameter estimator is on the right track before convergence?
Hi @YASSER In MATLAB, a 'NaN' result is primarily produced when there are indeterminate operations, such as Inf/Inf or 0/0. A s...
alrededor de 1 mes hace | 0
Understanding continuous integrator blocks in Simulink
Hi @C I don't what is the mathematical 'C' function in your differential equation. If the derivative function is unavailable, b...
alrededor de 1 mes hace | 1
Problem with ramp change in waveforms
You can force the signal to 'jump' instantly at the point of discontinuity by using the sign function.
alrededor de 1 mes hace | 0
I am trying to incorporate multiple IF statements in my ODE to generate a single output.
Hi @Christopher Based on your definitions of the four cases in this comment and @Walter Roberson's input, we can run the simula...
alrededor de 1 mes hace | 1
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I haven't defined syms x but solve function gives me values depend on x
Hi @Cahit Semih Do you have any updates regarding your optimization efforts? The following solution is derived from your eigen...
alrededor de 1 mes hace | 0
how to repeat a code until a certain input has been recieved
Hi @zach Here is a simple example estimate the value of using the while loop to infinitely repeat the execution of instruction...
alrededor de 1 mes hace | 0
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How does the expfit function... functions
This is most likely because the expfit() function does not belong to the Curve Fitting Toolbox. Furthermore, the function is mor...
alrededor de 1 mes hace | 0
Fuzzy Logic Controller Block in Simulink Doesn't Show Two Inputs
Hi @ali If there is more than one input, you need to use the Mux block to combine the input signals into a virtual signal vecto...
alrededor de 1 mes hace | 0
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Can MATLAB handle Fuzzy Derivatives and plotting in Fuzzy Logic contexts?
Hi @salim You can certainly recommend the Fuzzy Logic Toolbox to your friend. However, the toolbox is primarily focused on the ...
alrededor de 1 mes hace | 1
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