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Risposto
Need guideline for PID control design based on Lyapunov approach
Given a 2nd-order linear system: you want to find a general analytical expression for directly in terms of the elements of a...
Need guideline for PID control design based on Lyapunov approach
Given a 2nd-order linear system: you want to find a general analytical expression for directly in terms of the elements of a...
circa 9 ore fa | 0
Risposto
How to multiple very large numbers in Matlab?
When I was a young kid, I remember a math teacher showing our class a brilliant trick to find the product of a number consisting...
How to multiple very large numbers in Matlab?
When I was a young kid, I remember a math teacher showing our class a brilliant trick to find the product of a number consisting...
3 giorni fa | 0
Risposto
Using matlab to solve Lyapunov function
Despite this is a standard homework question, professors almost never use MATLAB to demo a rigorous Lyapunov or LaSalle stabilit...
Using matlab to solve Lyapunov function
Despite this is a standard homework question, professors almost never use MATLAB to demo a rigorous Lyapunov or LaSalle stabilit...
3 giorni fa | 0
Risposto
How do I input "dy" in the default sisotool architecture?
The symbol "dy" should be mathematically read as where the subscript "y" is associated with the output "y". From its placement ...
How do I input "dy" in the default sisotool architecture?
The symbol "dy" should be mathematically read as where the subscript "y" is associated with the output "y". From its placement ...
3 giorni fa | 0
Risposto
How to pass step forcing function in system model to ode15s
Hi @Andrew While the ODE solver can change its integration step size on the fly to find sharp corners, by drastically shrinking...
How to pass step forcing function in system model to ode15s
Hi @Andrew While the ODE solver can change its integration step size on the fly to find sharp corners, by drastically shrinking...
6 giorni fa | 0
Risposto
How can I control the output range using the anfis() function?
In a standard ANFIS, one cannot directly restrict the output universe of discourse or the final output to a specific range such ...
How can I control the output range using the anfis() function?
In a standard ANFIS, one cannot directly restrict the output universe of discourse or the final output to a specific range such ...
14 giorni fa | 0
Risposto
Error in MATLAB code for Sugeno fuzzy system
The FIS output object of y is "Outputs", not "output". It's a syntax error. The "newfis" and "setfis" commands have been removed...
Error in MATLAB code for Sugeno fuzzy system
The FIS output object of y is "Outputs", not "output". It's a syntax error. The "newfis" and "setfis" commands have been removed...
15 giorni fa | 0
Risposto
how to plot states of takagi-sugeno state space model in matlab?
This example is presented because the forum and official documentation lack comprehensive, functional examples of the Takagi–Sug...
how to plot states of takagi-sugeno state space model in matlab?
This example is presented because the forum and official documentation lack comprehensive, functional examples of the Takagi–Sug...
16 giorni fa | 0
Risposto
Plotting Symbolic 3x3 System of Equations
Hi @Athanasios Paraskevopoulos This is a meaningful contribution toward writing a linear algebra textbook for high school stude...
Plotting Symbolic 3x3 System of Equations
Hi @Athanasios Paraskevopoulos This is a meaningful contribution toward writing a linear algebra textbook for high school stude...
17 giorni fa | 0
Risposto
why its giving NaN (Not a Number)
I revisit the problem. There is no error in the coding terms. Although the nonlinear aircraft system is intended to be modeled a...
why its giving NaN (Not a Number)
I revisit the problem. There is no error in the coding terms. Although the nonlinear aircraft system is intended to be modeled a...
18 giorni fa | 0
Risposto
Hello. I want to model an SVC (with TSC & TCR) for power factor correction, but I would like to use a PI controller to control the SVC. How can I do that?
Hi @Fretz What you requested here is almost equivalent to the effort required to produce a thesis or an industrial technical re...
Hello. I want to model an SVC (with TSC & TCR) for power factor correction, but I would like to use a PI controller to control the SVC. How can I do that?
Hi @Fretz What you requested here is almost equivalent to the effort required to produce a thesis or an industrial technical re...
19 giorni fa | 0
Risposto
Axes label in root locus
Hi @Anna This is not a solution to the R2026a labeling issue with rlocus or rlocusplot, but rather a primitive math approach (o...
Axes label in root locus
Hi @Anna This is not a solution to the R2026a labeling issue with rlocus or rlocusplot, but rather a primitive math approach (o...
20 giorni fa | 0
| accettato
Risposto
How to avoid horizontal black lines across the map and how to force Meridian lines to print every 30°on the map?
Cartography isn’t my business, but it seems that disabling crs.ProjectionParameters in the generated code removes those thick bl...
How to avoid horizontal black lines across the map and how to force Meridian lines to print every 30°on the map?
Cartography isn’t my business, but it seems that disabling crs.ProjectionParameters in the generated code removes those thick bl...
21 giorni fa | 0
Risposto
If f(t) =t^n, find L [f(t)]
Use the command from Symbolic Math Toolbox. syms u t % creates symbolic variables f = sin(u*t); % the expression f(t...
If f(t) =t^n, find L [f(t)]
Use the command from Symbolic Math Toolbox. syms u t % creates symbolic variables f = sin(u*t); % the expression f(t...
26 giorni fa | 0
Risposto
Plotting fit lines on multiple sets of data in one plot - how to limit each of the fit lines start and end points?
Hi @Caelan Without seeing the code, I suspect you may have accidentally extrapolated at query points outside the domain covered...
Plotting fit lines on multiple sets of data in one plot - how to limit each of the fit lines start and end points?
Hi @Caelan Without seeing the code, I suspect you may have accidentally extrapolated at query points outside the domain covered...
circa un mese fa | 0
Risposto
is it easy way to use robust fuzzy logic controller for AGV
Hi @Medihiya In my design experience, it may not be as simple as @Umar described above. While it is necessary to ensure that th...
is it easy way to use robust fuzzy logic controller for AGV
Hi @Medihiya In my design experience, it may not be as simple as @Umar described above. While it is necessary to ensure that th...
circa un mese fa | 0
Risposto
how to write fuzzy rules for pd controller
To design a fuzzy controller that achieves the same performance as a conventional PI or PD controller, we can use a 9-rule Sugen...
how to write fuzzy rules for pd controller
To design a fuzzy controller that achieves the same performance as a conventional PI or PD controller, we can use a 9-rule Sugen...
circa 2 mesi fa | 0
Risposto
sugeno -to - mamdani conversion
In the past, we cannot convert a Sugeno system to a Mamdani system because it will force MATLAB to perform a structural transfor...
sugeno -to - mamdani conversion
In the past, we cannot convert a Sugeno system to a Mamdani system because it will force MATLAB to perform a structural transfor...
circa 2 mesi fa | 0
Risposto
formula for exponential membership function
Technically, it is called the Laplace distribution, or the double exponential distribution. The Gaussian MF has a rounded peak, ...
formula for exponential membership function
Technically, it is called the Laplace distribution, or the double exponential distribution. The Gaussian MF has a rounded peak, ...
circa 2 mesi fa | 0
Risposto
Solving two masses connected in series by springs
Hi @Robert Just additional lines for the displacement, velocity and acceleration of the 2nd spring. % ODEs of two springs fun...
Solving two masses connected in series by springs
Hi @Robert Just additional lines for the displacement, velocity and acceleration of the 2nd spring. % ODEs of two springs fun...
2 mesi fa | 1
| accettato
Risposto
Fuzzy MPPT Limit Cycle Oscillation: Duty cycle hunting between 0.2 and 0.35 (Boost Converter)
Hi @一超 I can't provide definitive answers to those 3 questions, but identifying the MPPT system transfer function and the perfo...
Fuzzy MPPT Limit Cycle Oscillation: Duty cycle hunting between 0.2 and 0.35 (Boost Converter)
Hi @一超 I can't provide definitive answers to those 3 questions, but identifying the MPPT system transfer function and the perfo...
3 mesi fa | 1
| accettato
Risposto
SOSTOOLS for differential-algebraic systems?
Hi @Husni Rois Ali, This is not a complete answer in the MATLAB or SOSTOOLS sense, but it should provide insight into approachi...
SOSTOOLS for differential-algebraic systems?
Hi @Husni Rois Ali, This is not a complete answer in the MATLAB or SOSTOOLS sense, but it should provide insight into approachi...
3 mesi fa | 1
| accettato
Risposto
how to generate this sawtooth waform with phase shift of 4pie/5
Hi @Sibongakonke There are several ways to generate a sawtooth wave. When seeing a repetitive pattern of straight line segments...
how to generate this sawtooth waform with phase shift of 4pie/5
Hi @Sibongakonke There are several ways to generate a sawtooth wave. When seeing a repetitive pattern of straight line segments...
3 mesi fa | 0
Risposto
PID controller in matlab code
Hi @mohammed hussein I revisited the problem, and you can perhaps use this as a mini guide. The manually estimated model is not...
PID controller in matlab code
Hi @mohammed hussein I revisited the problem, and you can perhaps use this as a mini guide. The manually estimated model is not...
3 mesi fa | 0
| accettato
Risposto
Control System Analysis Techniques course error
Hi @Dunbarin If this topic is related to control systems, you are probably required to implement the controller on the open-loo...
Control System Analysis Techniques course error
Hi @Dunbarin If this topic is related to control systems, you are probably required to implement the controller on the open-loo...
4 mesi fa | 0
Risposto
Is there a model of a three-phase, four-wire permanent magnet synchronous motor with a pure signal flow in Simulink?
Hi @钦伊 You can find the Three-phase PMSM drive model here. It uses the PMSM motor block, which requires Simscape™ Electrical™ (...
Is there a model of a three-phase, four-wire permanent magnet synchronous motor with a pure signal flow in Simulink?
Hi @钦伊 You can find the Three-phase PMSM drive model here. It uses the PMSM motor block, which requires Simscape™ Electrical™ (...
6 mesi fa | 0
Risposto
what's wrong with matlab dsolve ?
Hi @Dario This is not a solution to your problem but a demo to show the comparison between the numerical solution and the analy...
what's wrong with matlab dsolve ?
Hi @Dario This is not a solution to your problem but a demo to show the comparison between the numerical solution and the analy...
6 mesi fa | 0
Risposto
How do I find primitive polynomials for n > 16?
Hi @arthur The documentation for the function primpoly() indicates that the max degree is 16. You may consider using another fu...
How do I find primitive polynomials for n > 16?
Hi @arthur The documentation for the function primpoly() indicates that the max degree is 16. You may consider using another fu...
6 mesi fa | 0
| accettato
Risposto
control of pumping station electrical devices via a fuzzy logic controller
Hi @Nabiyev Muslim You have confirmed my suspicion that removing the integrator indeed stabilizes the system, even though the r...
control of pumping station electrical devices via a fuzzy logic controller
Hi @Nabiyev Muslim You have confirmed my suspicion that removing the integrator indeed stabilizes the system, even though the r...
6 mesi fa | 0
