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Mohamed Eshag


Active since 2017

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what is a function in MATLAB that convert the continues linear time-invariant to discrete linear time-invariant
x is the state u is the control input w is the disturbance

ongeveer 5 jaar ago | 0 answers | 0

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Question


For iterative learning control ,how to find the learning function (L(q)) and Q-filter in command window in MATLAB for state space system
H∞ design methods offer a systematic approach to ILC design.The goal is to find the learning function L(q) that offers the faste...

bijna 6 jaar ago | 0 answers | 0

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Question


can anyone offer control of state space system using Iterative Learning Control in command window in MATALB
can anyone offer control of state space system using Iterative Learning Control in command window in MATALB

bijna 6 jaar ago | 1 answer | 0

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Question


is there any control technique not depend on state space model for the system??
is there any control technique not depend on state space model for the system??

ongeveer 6 jaar ago | 1 answer | 0

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can I design model predictive control for system not represented by state-space model??
can I design model predictive control for system not represented by state-space model??

ongeveer 6 jaar ago | 1 answer | 0

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Question


How can I design Model predictive control in command window for the 2nd order ODE system
d2w(t)/dt2= Aw(t)+Bu(t)+d(t), w(t)==state, u(t)==control input, d(t)== disturbance

ongeveer 6 jaar ago | 0 answers | 0

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Question


I need MATLAB model for Vibrating string with distributed disturbances and boundary conditions which fixed at the one end and free at another end?
vibrating string model is a second order non-homogenous hyberpolic PDE

bijna 7 jaar ago | 0 answers | 0

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why this error occur ??Index exceeds matrix dimensions.
i want to convert one vector(u) to two vector (u1) and (u2); n=401; for i=1:n u1(i)=u(i); u2(i)=u(i+n); ...

bijna 7 jaar ago | 1 answer | 0

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Question


I have algebraic loop error ,so I used unit delay but the output of the delay block is always zero.why? as you know the input is 1D vector (600x1)
as you know the input is 1D vector (600x1)

bijna 7 jaar ago | 0 answers | 0

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hi every one>>>I use (from workspace) to represented as disturbance input to the simulink block ,but I get this error(The last dimension of each 'signals.values' field must be the same as the number of rows in the 'time' field) please any one help me
M = 1; xf = 1; A = 21; B = 10; T = 10; p = 0.1; dx = xf/A; xn = [0:A]'*dx; dt = (T/B); v = (T*dt^2...

bijna 7 jaar ago | 0 answers | 0

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Question


hello>>I want to use (from workspace ) to be as disturbance input in a simulink model ,but when I wrote the below code ,its generating error( The last dimension of each 'signals.values' field must be the same as the number of rows in the 'time' field
if true % code endM = 1; xf = 1; A = 10; B = 21; T = 10; p = 0.1; dx = xf/A; xn = [0:A]'*dx; dt = (T/B); ...

bijna 7 jaar ago | 0 answers | 0

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Question


how/when the ode45 solver is executed within a Simulink model as level-2 s function>>??
I'm trying to understand how/when the solver is executed within a Simulink model. Specifically, I have a rather complicated MATL...

ongeveer 7 jaar ago | 0 answers | 0

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Question


after run the below code this error generated (Sizes vector returned by MATLAB S-function 'new_two' in 'new_one/S-Function' must be a real vector consisting of integer value of length 7) please could any one support me in this issue
function [sys,x0,str,ts] = new_two(t,x,u,flag) switch flag, case 0, [sys,x0,str,ts] = mdlInitializeSizes; ...

ongeveer 7 jaar ago | 0 answers | 0

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Hello every body ...I have two PDEs as governing equation for timoshenko beam and three boundary equations ...How can I make it's model by Matlab??
<</matlabcentral/answers/uploaded_files/91324/paint.png>> Remark 1 For clarity, notions (·)'= ∂(·)/∂x and (·˙) = ∂(·)/∂t are...

ongeveer 7 jaar ago | 1 answer | 0

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