Sam Chak
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How can I write a set of first order ODEs with two variables?
Hi @Lily I made some edits to enhance the annotations. Essentially, the idea is to represent the dynamic system in state-space ...
約5時間 前 | 1
Curve fitting with multiple variables?
Hi @Liril Silvi, See if the polynomial surface function is acceptable tb = readtable('Book2.xlsx', 'VariableNamingRule','pres...
約6時間 前 | 0
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how to save only the final output of ode 45 solve
Hi @SOUVIK DARIPA I created a dummy model to test the for-loop code. Though you didn't annotate the code properly, I believe t...
約10時間 前 | 0
How to write this block diagram into Matlab in feed forward control form.
Hi @Jake I have successfully utilized the 'feedback()' function to obtain the same modeling result for as presented in my prev...
約11時間 前 | 0
How to write this block diagram into Matlab in feed forward control form.
Hi @Jake Around two months ago, you had a similar problem, but we didn't receive any feedback from you regarding whether the pr...
約14時間 前 | 0
How can I simulate the MIMO section only?
While I'm not an expert in BPSK and QPSK, I haven't encountered any problems when running the script in the link you provided an...
2日 前 | 0
Dot product does not work for symbolic vectors
Probably it has something to do with how MATLAB interprets 'gamma1(t)' . syms t g y real syms alpha1(t) beta1(t) gamma1(t) s...
2日 前 | 1
Derivative of state '1' in block 'F16_Aircraft_MODEL/6DOF (Euler Angles)/p,q,r ' at time 0.0 is not finite. The simulation will be stopped.
The Error message "Division of ZERO" is clear. Most likely the input signal [V] to the Division block is zero. Please assign cho...
3日 前 | 0
Obtaining the proportional, derivative and integral gains from a specific settling time and overshoot inputted using a Simulink block diagram
Hi @Gallad Isse The systune tool might be a viable option for tuning the Controller to achieve the desired TuningGoal as closel...
4日 前 | 0
Find State Space Representation of Linearized non-linear System to find State Space Representation in Canonical form MATLAB
Hi @Jonathan Frutschy I have conducted a simulation of the motion for 600 masses using the ode45 solver. Please refer to the co...
4日 前 | 0
How can I improve my voltage controller?
Hi @Pablo In general, when designing a model-based controller in conventional simulation platforms, you gain complete control o...
5日 前 | 0
Similar results in type-1 and type-2 fuzzy logic controller applying in MIMO systems
Hi @F. Paul The reason for the similarity lies in the fact that the performance of the Type-2 fuzzy logic controller behaves ak...
5日 前 | 0
Find State Space Representation of Linearized non-linear System to find State Space Representation in Canonical form MATLAB
Hi @Jonathan Frutschy Given that no original MATLAB code for the nonlinear system is provided, I believe it would be more effic...
7日 前 | 0
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Ramp block having reset option
Hi @Andraz If you have a good understanding of the fundamental mathematics behind a line graph, then theoretically, you should ...
7日 前 | 0
need name of the block in simscape tools
Hi @Hamid Ullah It appears to be a Simscape block diagram. Simscape components cannot be connected directly to the Scope block....
8日 前 | 0
Trying to determine roots of this polynomial (Det)
k = [1750 -750 0; -750 1250 -500; 0 -500 500]; m = [75 0 0; 0 75 0; 0 0 50]; D = inv(m)*k; syms x I = [x,0,0;0,x,0;0...
8日 前 | 0
a nonlinear system and its control input in simulink
Hi @controlEE The control signal plotted in your comment is incorrect. Since you have completed the learning tasks and are capa...
9日 前 | 1
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I want to find two missing parameters in an ODE system of equations using regression/optimization in MATLAB
Hi @naiva saeedia I have prepared a simple demonstration below to illustrate that the fmincon optimization solver can be utiliz...
10日 前 | 0
integrate for long equation
Hi @GUILU You can DIVIDE the integrand and then CONQUER it. Once you've done that, you can validate the result by comparing it ...
13日 前 | 1
How do I solve the following Algebra equation?
Algebraically speaking, since there is no equal sign '', it is not an equation and there is technically nothing to solve in the ...
14日 前 | 0
Particle swarm algorithm in Fuzzy Logic Designer is breaking unity sum property of membership functions, how can I stop this?
Hi @Ben Hatrick I have rarely used PSO to tune fuzzy systems, and I hadn't realized this phenomenon until you brought it up. ...
15日 前 | 0
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hi how can i evaluate the function below from x=1,x=2 into a step of 0.1 y=x/(x2+1)
syms x y = eval('x/(x^2 + 1)') % <-- check if the function is correct xa = 1; % start point of [xa ≤ x ≤...
16日 前 | 0
How to expand this formula in Matlab/simulink
If the symbol is related to the complex variable as defined in the Laplace transform, then you can use the Transport Delay bloc...
16日 前 | 1
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Plotting a 3-value graph
Refer to the examples in yyaxis documentation. x = linspace(0,10); y = sin(3*x); yyaxis left plot(x,y) z = sin(3*x).*exp(...
16日 前 | 0
How can I define a block ( Transfer Fcn) in simulink?
Hi @M1A Linear time-invariant models with more zeros than poles are not supported in Simulink. However, you can create such a m...
17日 前 | 1
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how to add subscript into transfer function and constant block parameter
Hi @Olarewaju Update: In order to create a model block with a visually appealing display of mathematical notation, I personally...
17日 前 | 0
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I am running into trouble answering the question asked in the description.
Hi @Jackson, You have been provided with the MATLAB script 'Project2_Q1.m' to plot the solution curves for question Q1(a). To ...
18日 前 | 0
problem with matlab function in simulink (inpunt problem)
Hi @Alya Bostani Is this the expected result for ? Try fixing the code in the matlabFunction block. t = 0:0.01:10; P = as...
18日 前 | 0
a nonlinear system and its control input in simulink
Hi @controlEE Great job on your progress shown in the comment. Now, I'd like to share my piecewise function formula with you: ...
18日 前 | 1
How to get graph properties on Live script? e.g. Rise time, setting time etc.
Can use the stepinfo() command. G = tf(1, [1, 10, 20]) % the transfer function stepinfo(G) step(G), grid on
18日 前 | 2
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