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Joel Van Sickel

MathWorks

Last seen: Today Active since 2020

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Answered
DFIG Detailed Model integrated with F28379D LaunchPad DSP
Hello Ahmed, that example has a basic closed loop controller which could serve as the beginning of a DFIG controller running on...

circa 10 ore ago | 0

Answered
Can I use the Simscape Battery feature with only Simscape and Simscape Electrical products?
Hello, it is possible to do all of those things with Simulink and Simscape Electrical, but you will have to build everything fro...

circa 10 ore ago | 0

Answered
How to simulate in function of duty cycle instead of time?
Hello Pedro, To do this live, you can use the x/y graph: https://www.mathworks.com/help/simulink/ug/plot-circle-with-xy-graph.h...

5 giorni ago | 0

Answered
How to use a different hardware from the hardware used in the example?
Hello Alex, it can be fairly challenging to just switch an example and have it work closed loop. There are a number or potenti...

5 giorni ago | 0

Answered
Bug Simulating Thermal Losses for a Rectifier based on Foster Model
Hello, the issue here is that the system is calculating less than ideal initial conditions. The foster model's have the "start...

14 giorni ago | 0

| accepted

Answered
Find duty cycle of DC-DC buck-boost converter in Matrix
You should use "./" instead of "/", this changes it to a vector operation instead of a matrix operation.

14 giorni ago | 0

Answered
How to update simulink model sample time dynamically during simulation?
Hello Kepler, This is a common issue where execution of code does not happen at fixed intervals. The main way of modelling thi...

14 giorni ago | 0

Answered
Why do i get an an assertion error << Supply-side voltage must be greater than zero>> when trying to simulate a Dc-Dc converter ?
Hello, sorry for the late response, as this won't be useful to you, but the question got popped up again because of another use...

14 giorni ago | 0

Answered
Why do we optimize these parameters and not the R &C, and what are the equations used in identifying these parameters
Hello Hend, parameter estimation uses stochastic processes (random) to randomly change parameters of a model and then determine...

24 giorni ago | 0

Answered
The following two blocks cannot be connected in series: Block 1: 'A_stator: Asynchronous Machine SI Units' Block 2: 'Series RLC Branch2
This is a common issue when using specialized power systems. Inductors are modelled as current sources and cannot be in series ...

24 giorni ago | 0

Answered
Closed loop discrete PI controller
Hello, please use the references on this page to dive deeper into designing closed loop control for boost converters. https://...

27 giorni ago | 0

| accepted

Answered
This is a picture of dfig controller in older version of matlab . in new version fcn block is not available i want represent these transformations what should i do?
Hello, this functionality can still be used, if in a slightly different block. Here are all user defined blocks that you can c...

27 giorni ago | 0

Answered
Long simulation time by combining BEV and PV modelling in SIMULINK
Hello Hamizah, thank you for sharing your model. I can give you some specifics now. The first issue is that the battery is im...

27 giorni ago | 0

| accepted

Answered
Is there any code for calculation for Distribution of Relaxation Times (DRT) in Time domain for battery data?
Out of the box, there is not a quick way to do this. However, there are tools such as the controls system toolbox, system ident...

circa un mese ago | 0

Answered
I need 6 pulse thyristor logic in formula or blocks
You can right click the block and select Mask-> look under mask to see the implementation logic.

circa un mese ago | 0

| accepted

Answered
Connecting Ideal Translational Motion Sensor for velocity measurement in Simscape
Hello Sudeep, it looks like there is a "short circuit" between your force source in and out ports. The 2 port mass block makes...

circa un mese ago | 0

| accepted

Answered
Modeling RG220 coaxial cable using a PI section line
Hello, the power line parameters tool box determines paramter predominantly from geometry, and doesn't need all information on ...

circa 2 mesi ago | 0

Answered
for the reading pwm, what is the unit of the 200 in the block? because it can be tune more than 255.
Simulink by default can tune a constant block to any value, it does not know that the input must be limited to 255 unless you sp...

circa 2 mesi ago | 0

| accepted

Answered
Matlab Code for PV array with bypass and blocking diodes
Hello Oghenero, unfortunately, this forum is specifically for questions about MathWorks tools, not equations that are programmi...

circa 2 mesi ago | 0

Answered
Asynchronous Machine runs in reverse when no voltage is applied.
The issue is that you are applying a non zero torque to the machine. This is a constant torque which will put a rotational forc...

circa 2 mesi ago | 0

| accepted

Answered
Unable to connect input of modeled PMSM to inverter output
Hello Anwesha, you can start here and do not need your own equations: https://www.mathworks.com/help/physmod/sps/ug/three-phase...

circa 2 mesi ago | 0

Answered
trying to replicate the paper :"Thermal Impacts on the Performance of Nanoscale-Gap Thermophotovoltaic Power Generators"
If you need help learning to convert an equation into matlab code, or with plotting, please take this free introductory course t...

circa 2 mesi ago | 0

Answered
Why is the Double Acting Actuator not working?
Hello Raphael, there needs to a bit more information in this model for the simulation to know what to do. When you model fluid...

circa 2 mesi ago | 1

| accepted

Answered
How to display different frequencies all at once onto the Spectrum Analyzer in Simulink?
Hello Kei, the first issue is how the sin is being generated. The blocks you are using package the sine output into frames, so...

circa 2 mesi ago | 0

| accepted

Answered
Three phase time varying load
The issue is how your circuit is set up. You need a snubber resistor to ground (for all three phases) because you can't have tw...

2 mesi ago | 0

Answered
what type of simulations and analysis can be done using Simulink on an electric motor, battery and motor contoller
Please start with this example: https://www.mathworks.com/help/physmod/sps/ug/three-phase-pmsm-drive.html;jsessionid=973818b691b...

2 mesi ago | 0

Answered
Transfer function of full bridge inverter and LLC circuit.
As there are switching devices, you either need to use averaging techniques to extract it analytically (do it by hand) or you ca...

2 mesi ago | 0

Answered
Some initial guidance with creating a microgrid model for typical mining application using simulink ?
Hello, Here is an example to get started: https://www.mathworks.com/help/physmod/sps/ug/24-hour-simulation-of-a-vehicle-to-grid...

3 mesi ago | 0

| accepted

Answered
Bidirectional converter for an energy storage system
Hello, unfortunately, there is not enough information from the screen shot to know for sure what is wrong. If possible, share ...

3 mesi ago | 0

Answered
How to find frequency of the signal coming from an inverter output, simulink?
you attatch the scope to voltage and current measurement outputs. You have a voltage measurement right there that you could att...

3 mesi ago | 0

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