# Arvind Sathyanarayanan

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**Feeds**

Current generator and inductor Simulink

Daniele, you can not connect an ideal current source in series with an inductor. Try adding a small resistor in series with your...

mer än ett år ago | 0

Plotting amplitude response and phase

You can use the bode command to get the magnitude and phase response. Try: bode(sys);

ungefär 4 år ago | 0

powergui and ideal ac source issue

Timothy, Guessing based on your desciprition, it seems like the time step might not be large enough. If you're using a fixed s...

nästan 5 år ago | 0

| accepted

How to specifiy the parameters of "Distributed Parameter line" block?

Sam, If you know the RLC parameters of your cable, you can use the pi section line or you could just lump the parameters and us...

nästan 5 år ago | 0

Is it possible to use "add_line()" betwen "Model Reference" Blocks

Lucas, Your command should be: %Syntax: add_line('system_name', 'blockname/outport', 'blockname/inport'); add_line(gcs, 'Mode...

nästan 5 år ago | 0

I want to use variable capacitor in SimPowerSystems like in simscape.How can i do it?

There is no block that will readily let you do this in SimPowerSystems but, the Simscape foundation library has a time varying c...

nästan 5 år ago | 0

| accepted

Solved

Triangle Numbers

Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

nästan 5 år ago

Solved

Interpolator

You have a two vectors, a and b. They are monotonic and the same length. Given a value, va, where va is between a(1) and a(end...

nästan 5 år ago

Transfer of admistrative rights

Stephen, To add a new administrator to a master license, go to the Mathwork license center: https://www.mathworks.com/licensece...

nästan 5 år ago | 0

| accepted

my for loop is not extracting all the possible values

Have you tried this: for idx=0.0:0.1:3 if any(x(:)==idx) %if they equal and it is true, thus returning 1 [row,co...

nästan 5 år ago | 0

Converting Simscape DC Voltage Source to Simulink

Mitchell, thanks for the screenshot. If I understand you correctly, you're trying to use Simscape foundation library. The best...

nästan 5 år ago | 0

| accepted

Find out if X out of Y elements of an array are true

You can do something like this : X=sum(Array(:) == 1); if X>=4 disp('4 or more elements are true') end If they are 1s ...

nästan 5 år ago | 0

Exit Matlab from a Simulnk callback function

Using the quit force command will let you overcome the error. Please make sure you save everything you need before running the c...

nästan 5 år ago | 0

| accepted

How to work with livescripts in Simulink projects

Sarah, I tried this on 2017b and I'm able to add livescripts to my project files. Please see the screenshot. Are you adding ...

nästan 5 år ago | 0

Converting Simscape DC Voltage Source to Simulink

Mitchell, Can you attach the model or post a screenshot so we can see the blocks you're trying to connect? If you're using t...

nästan 5 år ago | 0

How do you connect simscape elements to other elements in the Simulink?

Pooya, To connect SimPowerSystems to SimElectronics, try using the Current-Voltage Simscape Interface. There are some examples...

ungefär 5 år ago | 1

import large csv file

Use the readmatrix() command to import the csv file. The 'Output Type' arugment will let you change the data type and 'Range' ar...

ungefär 5 år ago | 0

Pid block output limitation

You were on the right path, the way to do is this by adding your own saturation block to the individual branches. Since Matlab d...

ungefär 5 år ago | 0

| accepted

How can I integrate SimscapeBlock (Exponential Diode) into SubSystem (with powergui) electrical network?

You'll have use the current-voltage simscape interface to do this. Please this and this.

ungefär 5 år ago | 0

| accepted

Can't download this on to simulink.

What happens when you type it in the command window and press enter? If you get this: Undefined function or variable 'sdl_vehic...

ungefär 5 år ago | 0

Can someone help me solve this problem (Array indices must be positive integers or logical values)

The issue is with length(CPap). You're trying to divide sum(abs(diff(CPap)))*freq by length(0.3), in your case length is not an ...

ungefär 5 år ago | 0

How do I change the time unit of my signal (from second to hour) in the signal builder block?

Felix, I don't think you change the time to hours but in reality time in simulink is unitless. Please see this answer.

ungefär 5 år ago | 0

Zener Diode for Simscape.

The power_zener uses the Specialized Technology library but, the your model is built using the Simscape library. To use a diod...

ungefär 5 år ago | 2

| accepted

i need help with inuptdlg

Ah! The syntax for inputdlg() is: answer = inputdlg(prompt,dlgtitle,dims,definput) The error was because when defining the def...

ungefär 5 år ago | 0

| accepted

i need help with inuptdlg

You could specify default values for the 4 inputs. Example: prompt = {'Choose the figure name','Choose the Tree name',... ...

ungefär 5 år ago | 0

How can I generate a physical square signal of boolean type on Simulink?

You need the double data type to drive the switches but, using the NOT (or any logical operator) changes the data type to boolea...

ungefär 5 år ago | 2

| accepted

MATLABWindow.exe crashes when closing app or app creator

I beileve this is a bug with 2017b. I faced a similar issue when I used app.delete; to close my app. Have you tired installing t...

ungefär 5 år ago | 0

how can I plot smooth graph

A moving average filter might do the job. Play around with the number of points to preserve the peak value. N = 10; h = (1/N)...

ungefär 5 år ago | 0

Control System Toolbox - Linear Analysis

To place the linear analysis points, you need to right click the line and select the type of point you want to use. See image be...

ungefär 5 år ago | 1

| accepted

I am currently designing an electric vehicle model in simulink to stimulate the power losses.

Matlab has a reference.

ungefär 5 år ago | 1

| accepted