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Umar


Last seen: Today Active since 2024

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Community volunteer, like to help people by making difference in their lives

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Python, C++, C, Java, C#, Javascript, R, MATLAB, SQL, HTML, CSS, Arduino, Shell, Assembly, VHDL, Visual Basic
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Answered
Enter I-V curves data in Simscape IGBT block
Hi @Chwan-Hsen, I saw your question about entering the IGBT I-V curve data into Simscape and totally understand your frustrat...

22 hours ago | 0

Answered
How can I configure the IWR6843ISK radar to continuously chirp in order to capture phase-coherent data?
Hey Zahra, I've looked at both of your methods pretty carefully, and I think I can help clarify what's going on here. The sho...

3 days ago | 0

Answered
Help, how to make a buck chopper simulation using SCR only ?
Hi @Daniel, Yes, it is technically possible to model a buck chopper topology using SCRs in place of MOSFET or IGBT switches. ...

8 days ago | 0

Answered
Table with multiple types
@Gavin and @Matt J, I also wanted to share some documentation insights that might help clarify this mixed-type uitable issue....

9 days ago | 0

Answered
how do I set the electrical parameters of Induction machine (single phase) ?
Hi @Jay, You can just change the machine ratings in the *Induction Machine (Single-Phase)* block—set Rated Power to 2400 VA, ...

10 days ago | 0

| accepted

Answered
what is power spectrum value mean ('pspectrum')
Hi @지호, Thanks for your questions about the `pspectrum` function and how it processes your pressure data in Pascals. I’ve gon...

13 days ago | 2

| accepted

Answered
Further help with 1/2 car model
@Sarah, you're doing great and you're almost there. Let me clarify the signal routing for you because this is a common point of ...

16 days ago | 0

| accepted

Answered
EEG bandpass filtering locutoff and hicutoff syntax
Hi @Zhuo, For your question about bandpass filtering EEG data in the range of 0.05Hz to 80Hz, the choice between the two comm...

18 days ago | 0

Answered
How to easily find Simscape Electrical blocks equivalent to previous Specialized Power System blocks?
Hi @Juan, It would not be easy process after sharing your concerns about migrating your *grid-forming BESS model* from *Speci...

18 days ago | 1

| accepted

Answered
Model meat through a freezer
Hi @Jason, It is finally good to see that you got the constant mass approach working. So about modeling the chicken actually ...

19 days ago | 0

Answered
Square voltage source and inductors.
Hi @Michel, I took a look at your circuit diagram — The reason you can’t connect the square-wave (Pulse Generator) output to ...

19 days ago | 0

Answered
in my simulink,used for voltage stabilization which used dvr in flc,here the output have some issues the vload and vinj? so can u help me, vload would be proper sine wave?
Hi @Faria, I went though all your recent comments and screenshots, looking at latest simulink block diagrams, you have starte...

19 days ago | 1

Answered
I am trying to model a 1/2 car model in Simulink but it has heave and no pitch.
Hi @Sarah, Looking at your model diagram, I can see you've got the basic structure set up nicely with separate front and rear...

21 days ago | 0

| accepted

Answered
radar IWR6843ISK
Hi @muhammed kadir, I can guide you which will help you out over here. So, it sounds like you already have the *right hardwar...

21 days ago | 0

| accepted

Answered
Why am I getting a near 0 current in the flyback converter?
Hi @Carlos, After going through your plots and comments, I would like to pinpoint some important points which are critical an...

24 days ago | 2

Answered
in my simulink,used for voltage stabilization which used dvr in flc,here the output have some issues the vload and vinj? so can u help me, vload would be proper sine wave?
Hi @Faria, I looked closely at your Simulink setup and the waveforms you shared, after doing thorough research — the noisy *V...

24 days ago | 1

| accepted

Answered
Typo in Bicycle Kinematics/Steering Angle Equation?
Hi @Pablo, Good eye — that last row in the bicycle kinematics matrix does look off. After checking the math, it seems the doc...

24 days ago | 1

Answered
Initial parameter settings for the simulation model with DFIG
Hi @Thuong, Thanks for sharing your comments and the screenshot from your Powergui Load Flow run. I reviewed the image ...

25 days ago | 0

Answered
Squirrel cage induction motor characteristics using SIMSCAPE
Hi @Maya, I thoroughly reviewed your block diagram. You have two issues: *Issue #1:* Your R2024b model won't run in R2025b...

25 days ago | 0

Answered
Why am I getting a near 0 current in the flyback converter?
Hi @Carlos, I was having technical difficulties while replying to your post. Please see attached.

27 days ago | 0

Answered
Why am I getting a near 0 current in the flyback converter?
Hi @Carlos, I went through your entire thread carefully, including all your updates and the changes you made along the way. I...

27 days ago | 1

Answered
Extracting natural frequencies and mode shapes from a Simscape Multibody model
Hi @Edward Yap, I went through your comments and wanted to provide some additional detail on the linearization approach that ...

29 days ago | 0

Answered
How do I reset a connection to a picoscope without instrreset?
Hi @Patrick, I saw your question regarding the deprecation of `instrreset` in MATLAB R2025b, and I wanted to provide some ins...

29 days ago | 0

| accepted

Answered
Evaporator heat-flow reversed in refrigerant loop model (Simscape)
Hi @Aiden, Thanks for the update and glad my earlier comments helped you narrow this down. What you’re seeing fits well wi...

30 days ago | 0

| accepted

Answered
Reduced flexible model results across different MATLAB Versions
Hi @younghwa park, I looked at your code in the GitHub link provided by you and the deflection difference between version...

1 month ago | 0

Answered
Satellite Scenario around other planets
Hi @Keaton, Yeah, actually you can visualize orbits around other planets now! It's a newer feature so that's probably why you...

1 month ago | 1

Answered
Retrieve BER values from Optisystem
Hi @Salem, I’ve made the necessary updates to the MATLAB script based on your feedback and some further research. The error y...

1 month ago | 0

Answered
Error in pre-built Simulink example
Hi @Mohammed, I saw your post about the double lane change reference application error in MATLAB 2025b. This looks like it co...

1 month ago | 0

Answered
How to mark an area inside a map with defined latitude and longitude
% Clear workspace and close all figures close all; clear all; clc; % Function to densify lat/lon lines for...

1 month ago | 0

| accepted

Answered
How to mark an area inside a map with defined latitude and longitude
Hi Natasa, I saw your post about the region plotting issue and I think I can help! I ran into the same problem before whe...

1 month ago | 1

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