Birdman

Last seen: 3 Monate vor | Aktiv seit 2017

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Someone who is interested in Mathematics, Control and Engineering. Also, music as a hobby.

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Beantwortet
Plotting a discrete impulse in Simulink
Try the attached model. See if it works for you. You can modify it.

etwa 2 Jahre vor | 0

| akzeptiert

Beantwortet
how to change a variable value in the middle of simulation in simulink
Try the attached model. Copy the structure and replace it with the pulse generation block. It should work. Instead of writing p ...

etwa 2 Jahre vor | 0

Beantwortet
How can I save and plot all values of x and y for each value of C? x and y values are in the vertical axis and C in the horizontal axis in the graphic. I need to use the function "solve"
Try the following code: clear;clc; V=[1 2 3 4]; A=3; for i=1:numel(V) C(i)=A*V(i); syms x y eqn1=C(i)*x+y==2;...

etwa 2 Jahre vor | 0

| akzeptiert

Beantwortet
finding an equation of the tangent line to a curve at the given point in MATLAB
Actually, it is quite simple to do. For instance, let's define the equation symbolically in MATLAB: syms y(x) y(x)=4*x-3*x^2; ...

etwa 2 Jahre vor | 0

Beantwortet
Solving differential equations with Simulink
If you consider the ramp imput as a function r(t)=t; then the equation becomes If you code this in MATLAB: syms x(t) eq=...

etwa 2 Jahre vor | 0

| akzeptiert

Beantwortet
External Mode Error in Simulink - Using TI Piccolo F2803x
The main thing about External Mode is that you need to make sure that the code is running on the hardware before you try to run ...

etwa 2 Jahre vor | 0

Beantwortet
Simulink stateflow condition for single pulse input
Try the attached model. Note how the inside of Stateflow is built.

etwa 2 Jahre vor | 0

| akzeptiert

Beantwortet
Square approximation with a second degree polynomial, function determine.
Simply, you need to use Curve Fitting app for this purpose. Define your Xi and f(Xi) vectors in MATLAB workspace. Then open Curv...

etwa 2 Jahre vor | 1

| akzeptiert

Beantwortet
How to have a implicit function of a symbolic variable in our expressions and calculations
Simply, you can define symbolic functions just like symbolic variables: syms x y z f(x) A=(3*x+5*y+3*z+5)*(f(x)+z); diff(A,x)...

etwa 2 Jahre vor | 0

| akzeptiert

Beantwortet
How to Find Kp,Ki for PI controller from Gain and Time Constant value Given
Simply, the conversion is as follows(Let K denote gain and Ti denote time constant): K*(1+1/(Ti*s)) is equal to Kp+Ki/s If y...

etwa 2 Jahre vor | 2

| akzeptiert

Beantwortet
computing a sequence of vectors
Try the following code: n=1;L=1;d=1;q=1;%randomly given syms alpha C=0.5*q*sin(alpha)*[L+d]; D=0.5*q*sin(alpha)*[L^2/d]; ...

etwa 2 Jahre vor | 0

| akzeptiert

Beantwortet
How to analyze signal and make proper filter?
If you want to have a starting point, following code basically takes the psd of the signal, so that you will be able to obtain t...

etwa 2 Jahre vor | 0

Beantwortet
How to put max function in symbolic function
Why would you try to name it as max? Simply, piecewise function in Symbolic toolbox would help you: syms x f(x)=piecewise(x<0,...

etwa 2 Jahre vor | 1

Beantwortet
Receive Raw Ethernet Packet via Simulink
Solved.

mehr als 2 Jahre vor | 0

| akzeptiert

Frage

Receive Raw Ethernet Packet via Simulink
Hello, My question is simple: I would like to use Simulink, just like Wireshark, to capture and display raw ethernet packets. I...

mehr als 2 Jahre vor | 1 Antwort | 0

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Antwort

Beantwortet
Derivate a function with two variable dependent of time
The following might help: syms r(t) theta(t) f(r,theta) f=r^2+0.2*cos(theta)-0.03 To take partial derivative, use functionalD...

fast 3 Jahre vor | 0

Beantwortet
define tau in transfer function
The following might help: syms s t tau Cs=(1/s)*(1/(tau*s+1)); c(t,tau)=ilaplace(Cs) T=0:0.01:1; plot(T,c(T,0.1))

fast 3 Jahre vor | 0

Frage

Capabilities of Building Standalone Simulation Applications in App Designer with Simulink Compiler
Hello everyone, For those who do not know, MATLAB released Simulink Compiler with 20a release which helps to build and deploy s...

fast 3 Jahre vor | 0 Antworten | 0

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Antworten

Beantwortet
How is derivative made in Matlab ?
syms v(t) v(t)=t.^3-6t.^2+7; a(t)=diff(v); result=a(3.5)

fast 3 Jahre vor | 0

| akzeptiert

Beantwortet
Replacing characters in a string
One example(use regexprep): s="Yao Ming"; regexprep(s,{'Y','M'},{'J','Q'})

fast 3 Jahre vor | 0

Beantwortet
How to update a variable in a function after every 5 seconds?
Run the attached model and see the results. You can change the Ramp block's Slope value and store different numbers. Output of t...

fast 3 Jahre vor | 0

Beantwortet
Function like "find" but for lines
B=reshape(A.',1,[]); C=(1:numel(A)).*(B~=0); C=C(C~=0)

fast 3 Jahre vor | 0

Beantwortet
Matrix with numeric values
N=4 A=1:N; B=char(64+A) 'ABCD' B(1) 'A' B(2) 'B' . . and so on. Change N and observe the results.

fast 3 Jahre vor | 0

| akzeptiert

Beantwortet
Solving non linear 2nd order differential equation
Try this: clear syms t Y0= input('wave amplitude ') ; %Wave ampli...

fast 3 Jahre vor | 0

| akzeptiert

Beantwortet
y[n] = x[n] - x[n-1] x[n-2] I need to find a) Find the transfer function. b) Give the impulse response. d) Sketch the frequency respo
Try this: z=tf('z',0.001); Gz=1-z^-1+z^-2; %%transfer function Gs=d2c(Gz,'tustin') %%impulse response figure(1); impulse(...

fast 3 Jahre vor | 0

Beantwortet
How can I remove identical cell entries containing small arrays
The following code should simply do the job for you: unique(cell2mat(connect_group),'rows') After this, you can regroup the ar...

fast 3 Jahre vor | 0

Beantwortet
Simulink-Sawtooth Decrease Counter
Try the attached model. Note that I didn't use Pulse Generator or Detect Decrease or Sum or Memory block. The model is very simp...

fast 3 Jahre vor | 0

Beantwortet
how can I do this in mat lab
syms u(t) x(t) h(t) u(t)=piecewise(t>=0,1,0); x(t)=cos(pi*t)*(u(t)-u(t-1)); h(t)=1.5*(u(t)-u(t-1.5)); %%plot t=0:0.001:5; ...

fast 3 Jahre vor | 0

| akzeptiert

Beantwortet
Plotting the derivative of an "switch-funktion"
You may use Symbolic Toolbox and its beauties for this case :) Here is the code: syms y1(t) y2(t) y3(t) y4(t) y1(t)=piecewise(...

fast 3 Jahre vor | 0

| akzeptiert

Beantwortet
How can i fix the error 'Index exceeds the number of array elements (51)'
You need to apply elementwise division: x = [0:0.1:5]; y = sin(x)./x; plot(x, y), xlabel('xi'), ylabel('Theta'), title('Solut...

fast 3 Jahre vor | 1

| akzeptiert

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