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jose luis guillan suarez


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using gradient with ode45
i have this code, where _gradient(u,t)_ should be the derivative of u: function [xdot]=pid_practica9_ejercicio3_ec_diferenc...

environ 6 ans il y a | 1 réponse | 0

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Question


how can i work with the derivative of the input of a system
i have this code: function [xdot, udot]=pid_practica9_ejercicio3_ec_diferencial_prueba2(t,x) Vp=5; u=Vp*square(2*...

environ 6 ans il y a | 1 réponse | 0

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Réponse apportée
the given transfer function is an improper transfer function
finally i solved it adding a pole very far from the zero, like this: 0.05252s/(1+0.005252s) whose output is exactly the ...

environ 6 ans il y a | 2

Question


the given transfer function is an improper transfer function
i want to implement this transfer function in simulink: 0.05252s (it has only numerator) and i get this error: "the given trans...

environ 6 ans il y a | 4 réponses | 1

4

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Réponse apportée
to get the output of this system with differential equations.
I solved it in this way function xdot=diagrama_bloques_nuria(t,x) Ka=10; Kb=20; Km=10; Ra=10; Ks=0.75; ...

environ 6 ans il y a | 1

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to get the output of this system with differential equations.
i got this systema represented by his transfer function (and the equations): <</matlabcentral/answers/uploaded_files/120827/e...

environ 6 ans il y a | 1 réponse | 0

1

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represent differencital equation with ode45
i'm going to collect what i have so far. this is the function: function xdot=tresorden(t,x) xdot=zeros(3,1); ...

environ 6 ans il y a | 0

| A accepté

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represent differencital equation with ode45
excuse if i didn't explained myself well: what i want to represent the variable selected in the picture. (if possible) and plot...

environ 6 ans il y a | 0

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represent differencital equation with ode45
and that's how i obtain the code from the equation: <</matlabcentral/answers/uploaded_files/118449/escanear0001.jpg>>

environ 6 ans il y a | 0

Question


represent differencital equation with ode45
i got this differential equation: function xdot=tresorden(t,x) xdot=zeros(3,1); Vp=5; Vi=Vp*square...

environ 6 ans il y a | 4 réponses | 0

4

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Error using eval with a differential equation
i'm using R2017a

environ 6 ans il y a | 0

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Error using eval with a differential equation
when i do this i get this error: >> t=0:0.01:10; >> dsolve('D3x + 6*D2x + 11*Dx + 6*x=6*square(2*pi*t),D2x(0)=0,Dx(0)=0,...

environ 6 ans il y a | 2 réponses | 0

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exponential transfer function in matlab
<</matlabcentral/answers/uploaded_files/117932/escanear0001.jpg>> How can I enter this transfer function in matlab?

environ 6 ans il y a | 2 réponses | 0

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update the value of k in the numerator
i want to create a transfer function with num=[k*30] and den=[1 1 6 8] and k=1. But I need to change the value of k and it is au...

environ 6 ans il y a | 2 réponses | 0

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