Sam Chak
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Why does my plot line appear outside the axes?
Because the xlim() command is used on the right y-axis plot. x = [0 1 2 3 4]; yl = [0 1 2 4 3]; yr = [0 2 3 1 2]; yyaxis le...
circa 17 ore fa | 0
Why is my 3D Projectile Trajectory not being calculated properly?
Hi @Abeljohn Taking a mathematical physicist's perspective into consideration, I would recommend focusing on correcting the cod...
1 giorno fa | 0
Index exceeds the number of array elements. Index must not exceed 3. HELP
Hi @Elizabeth Pickford Few places require fixes. Check out the annotated lines. S0 = 99; I0 = 1; R0 = 0; N0 ...
1 giorno fa | 2
Error while multiplying 2 SISO transfer functions.
load('dataC1C2.mat') Hi @Bogdan -Ervin While I haven't been able to pinpoint the exact root cause of the issue, I can suggest ...
1 giorno fa | 1
| accettato
I have 2 graphs , on the Y axis I have Acceleration in graph. 1 and Speed in graph 2. And on the X axis for both I have Period (Seconds). How can I create a third chart?
How about this? figure(3) % create a 3rd graph plot(displacement, acceleration) % make the plot
2 giorni fa | 0
How do I write time dependent variables in my equations of motion?
Hi @Jessica The analytical solutions and results presented in @Torsten's post are indeed accurate. Given that the system is lin...
2 giorni fa | 0
Phase plane plot second order ODE
Looks correct! No issue because I checked with the built-in @odephas2 function to generate the 2-D phase plane plot. Edit: Upon...
3 giorni fa | 0
| accettato
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 ...
4 giorni fa | 1
Curve fitting with multiple variables?
Hi @Liril Silvi, See if the polynomial surface function is acceptable tb = readtable('Book2.xlsx', 'VariableNamingRule','pres...
4 giorni fa | 0
| accettato
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...
4 giorni fa | 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...
4 giorni fa | 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...
4 giorni fa | 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...
6 giorni fa | 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...
6 giorni fa | 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...
6 giorni fa | 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...
7 giorni fa | 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...
7 giorni fa | 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...
8 giorni fa | 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...
9 giorni fa | 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...
10 giorni fa | 0
| accettato
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 ...
11 giorni fa | 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....
11 giorni fa | 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...
11 giorni fa | 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...
12 giorni fa | 1
| accettato
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...
14 giorni fa | 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 ...
16 giorni fa | 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 ...
18 giorni fa | 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. ...
18 giorni fa | 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 ≤...
19 giorni fa | 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...
19 giorni fa | 1
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