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Joel Van Sickel


Last seen: 11 dagen ago

MathWorks

293 total contributions since 2020

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Answered
implement a .slxp file into a Simulink project
Hello Rederico, you should be able to navigate to the file in your project and right click it and add it to the project that wa...

ongeveer 2 maanden ago | 0

Answered
how can i implement discrete s transform for harmonic analysis?
This answer is part of a Matlab Answers cleanup effort: Please see this doc page: https://www.mathworks.com/help/matlab/ref/fft...

ongeveer 2 maanden ago | 0

Answered
Protecting a subsystem in simulink
Hello Ashwini, please use this page as a reference. If part of it doesn't work, please share the specific error message to get...

ongeveer 2 maanden ago | 0

| accepted

Answered
installing NI VISA driver
Please go here: https://www.mathworks.com/hardware-support/ni-visa-keysight-visa-tekvisa.html You can also install the drivers ...

ongeveer 2 maanden ago | 0

| accepted

Answered
How to interact phasor with a discrete system ?
Hello Rishard, is the discrete model also a Specialized Power System model? If you want to have a phasor model, and a discrete...

ongeveer 2 maanden ago | 0

Answered
How to perform fuzzy modeling of field effect diode in MATLAB Simodink
Hello Mehdi, in general, I use physics based approaches for modelling a diode as it is more computational efficient and actuall...

2 maanden ago | 0

Answered
How do I generate pulses from the block PWM Generator to operate the switches if they are more than four?
Hello Salah, you need to determine the appropriate duty cycle for each of your half bridges. I see 4 half bridges. So you nee...

2 maanden ago | 0

Answered
Error "Derived parameter initialization for Vbe_sat failed to converge"
Hello Ander, the issue is that RC and RE need to be lower to calculate a realistic Vbe-sat. I believe it needs to be lower tha...

2 maanden ago | 0

| accepted

Answered
Variable resistor with Tustin solver
Hello, I think the interpolation function is incompatible with the variable resistor. I'll submit a bug report and see what I ...

3 maanden ago | 0

| accepted

Answered
P, PI, PID Implementation in two-op-Amps
hello Steven, there are two pieces. 1st, you need to write your PID controller in form A(Bs+1)(Cs+1)/s. This gives you A = R1...

3 maanden ago | 0

Answered
Longitudinal differential protection of synchronous generators in mathlab
Hello Yuri, you will want to start by learning to use simscape, and then simscape electrical. Landing page: https://www.math...

3 maanden ago | 0

Answered
How can I create a new column vector to store dates?
Hello Salman, you can use datetime for this: https://www.mathworks.com/help/matlab/matlab_prog/represent-date-and-times-in-MATL...

3 maanden ago | 0

| accepted

Answered
Assign Slider Value Changing to a vector element in App Designer
Hello Giovanni, do you mean to multiply u_fs = Kfinv*f(changingValue)? right now it is Kfinv*f, where f is [100x1]. that mean...

3 maanden ago | 0

Answered
transformer output amplitude increasing oscillations
In addition to adding snubber resistors, you can reduce your time step or increase your tolerance. Maksure sure you are using t...

3 maanden ago | 0

Answered
problems connecting a Voltage Measurement Block to parallel RLC branch circuit.
I'm sorry this answer comes too late to be useful: It sounds like the first issue is a UI bug preventing connection of lines th...

3 maanden ago | 0

Answered
Is the abc_to_dq0 Transformation correctly defined in SimPowerSystems?
It is correct, howerver, there are mutliple standards for reference frames which can cause confusion. (such as a 90 degree offse...

3 maanden ago | 1

Answered
Problem with Matlab example model in SimPowerSys - Performance of Three PSS for Interarea Oscillations
I ran this model with changes and saw no oscillations. Please include example files of problems when you want help debugging.

3 maanden ago | 0

Answered
battery electrical model on simulink
This is being answerd as part of a Simscape Electrical Matlab Answers cleanup. I apologize for this being too late to be useful...

3 maanden ago | 0

Answered
How to obtain the magnetization currents of a transformer in Simulink ?
If you are specifically looking for magentization, a simple transformer block will not capture the dynamics to the level of deta...

3 maanden ago | 0

Answered
Simulink model for buck-boost cascaded inverter
This is part of a Matlab Answers Simscape Electrical cleanup effort: This can be done in simscape electrical or specialized pow...

3 maanden ago | 0

Answered
is the black vertical bar bus bar?
It can also be a power measurement block that was filled black and made small to look like that.

3 maanden ago | 0

Answered
Can i construct 24 bus reliability test syste using simpowersystem blocks like sync mashine in matlabsimulink??
Yes it is, please look at examples to see larger systems.

3 maanden ago | 0

Answered
how to calculate zero sequence impedance(resistance,inductance,capacitance) for destributed parameter line block if i am only having the positive sequence parameters
Unfortunately you can't. positive sequence inherently has no zero sequence aspects to it.

3 maanden ago | 0

Answered
How to build an Op Amp?
try adjusting your maximum time step to something smaller. It could be that the simulatoin is accurate, it's just taking such l...

3 maanden ago | 0

Answered
Control the output power of the generator when connected to a infinite grid
This sounds like an issue with your control algorithm and how the generator is interacting with it's connections. It is likely ...

3 maanden ago | 0

Answered
How to find Total Harmonic Distortion(THD) in power system model using wavelet toolbox?
use the powergui button to analyze THD instead. Or, start here to bring in your data: https://www.mathworks.com/help/wavelet/gs...

3 maanden ago | 0

Answered
Power_analyze-increase accuracy (state-space)
If you need greater than double precision tolerances you will need to solver this problem with custom data types and math librar...

3 maanden ago | 0

| accepted

Answered
Is there a typo in the simpowersystems transformer impedance dialog?
which transformer block? most of them take inductances or (pu) inductances. It may say impedance if it is asking for R and L i...

3 maanden ago | 0

Answered
How can find a transfer function of the model in base paper
Use frequency response estimation if the system cannot be linearized analytically. https://www.mathworks.com/help/slcontrol/fre...

3 maanden ago | 0

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