Answered

Placing a Peltier in a cooling and hot air source

Please see this example for how a hot and cool side are attatched. You can use your systems to connect to this device: https://...

Placing a Peltier in a cooling and hot air source

Please see this example for how a hot and cool side are attatched. You can use your systems to connect to this device: https://...

4 months ago | 0

Answered

Run a simulink model for a certain amount of time and pause at T=0.5 more than 9h

you are likely using a variable step solver and it is hanging on something. You need to find what is doing it, Switching to a f...

Run a simulink model for a certain amount of time and pause at T=0.5 more than 9h

you are likely using a variable step solver and it is hanging on something. You need to find what is doing it, Switching to a f...

6 months ago | 1

| accepted

Answered

Simscape Electrical Block Lib or Specialized Power Systems Lib for motor control simulation?

If your primary desire is the ability to have higher fidelity, you should use simscape. It will let your create more detailed m...

Simscape Electrical Block Lib or Specialized Power Systems Lib for motor control simulation?

If your primary desire is the ability to have higher fidelity, you should use simscape. It will let your create more detailed m...

6 months ago | 1

| accepted

Answered

Dead time in PWM signals for BLDC Motor control

That isn't dead time, it's too large to be dead time. It looks more like the controller stops driving the motor entirely for so...

Dead time in PWM signals for BLDC Motor control

That isn't dead time, it's too large to be dead time. It looks more like the controller stops driving the motor entirely for so...

6 months ago | 0

Answered

DC-DC Convertor block Causing error in Simulation. Is it Set up Correctly?

A few things, don't set your minimul step size. (change it back to auto) Use the DAESSC solver. set both of your tolerance to 1...

DC-DC Convertor block Causing error in Simulation. Is it Set up Correctly?

A few things, don't set your minimul step size. (change it back to auto) Use the DAESSC solver. set both of your tolerance to 1...

6 months ago | 0

Answered

Selective Harmonic Elimination in 3-Phase Two Level Inverter with High Switching Frequency

Hello Katherine, unfortunately, this question isn't about MathWorks tools, but about the theory of SHEPWM. This is a forum spe...

Selective Harmonic Elimination in 3-Phase Two Level Inverter with High Switching Frequency

Hello Katherine, unfortunately, this question isn't about MathWorks tools, but about the theory of SHEPWM. This is a forum spe...

6 months ago | 0

Answered

Converting Simscape with semiconductorSubcircuit2lookup and Subcircuit2ssc results in errors.

I'm kicking the first part of this issue to development to see if they get something. However, the 1st approach mostly just map...

Converting Simscape with semiconductorSubcircuit2lookup and Subcircuit2ssc results in errors.

I'm kicking the first part of this issue to development to see if they get something. However, the 1st approach mostly just map...

6 months ago | 0

Answered

Double Winding PMSM - Simscape Model

unfortunately a model like that does not exist. The easiest approach is to use 2 seperate machines and link their shafts. Howe...

Double Winding PMSM - Simscape Model

unfortunately a model like that does not exist. The easiest approach is to use 2 seperate machines and link their shafts. Howe...

6 months ago | 1

| accepted

Answered

Connectivity between Simscape and Simulink

unfortunately, those two blocks are from seperate electrical simulation technologies, specialized power systems, and simscape el...

Connectivity between Simscape and Simulink

unfortunately, those two blocks are from seperate electrical simulation technologies, specialized power systems, and simscape el...

6 months ago | 0

| accepted

Answered

Simscape battery (table_based) for A123 ANR26650M1 charge dynamics params dont work

Hello Albert, unfortunately, the charge dynamics for that part are not included in it's preparamaterized model, so all that is ...

Simscape battery (table_based) for A123 ANR26650M1 charge dynamics params dont work

Hello Albert, unfortunately, the charge dynamics for that part are not included in it's preparamaterized model, so all that is ...

6 months ago | 1

| accepted

Answered

Changing input type in PMSM Field oriented control

Hello Rohan, your sine wave is being digitzed at the controller rate of input for that signal. In this case, I'm assuming it's...

Changing input type in PMSM Field oriented control

Hello Rohan, your sine wave is being digitzed at the controller rate of input for that signal. In this case, I'm assuming it's...

6 months ago | 0

Answered

simulating passive Hybrid Energy Storage System but getting weird values in scope

Yes, there could be problems with the model. I highly recommend that you get each piece working individually. First get a sola...

simulating passive Hybrid Energy Storage System but getting weird values in scope

Yes, there could be problems with the model. I highly recommend that you get each piece working individually. First get a sola...

6 months ago | 0

Answered

simulating passive Hybrid Energy Storage System but getting weird values in scope

One of the primary problems is that your step size isn't small enough for what you are modelling. Since you are modelling the s...

simulating passive Hybrid Energy Storage System but getting weird values in scope

One of the primary problems is that your step size isn't small enough for what you are modelling. Since you are modelling the s...

6 months ago | 0

Answered

I want to take I-V characterstics of si MOSFET and sic MOSFET but i did not undestand the circuit diagram for it in simulink ?

Please see some documentation from Tecktronix to do this: https://www.tek.com/en/blog/how-to-measure-a-mosfet-i-v-curve You w...

I want to take I-V characterstics of si MOSFET and sic MOSFET but i did not undestand the circuit diagram for it in simulink ?

Please see some documentation from Tecktronix to do this: https://www.tek.com/en/blog/how-to-measure-a-mosfet-i-v-curve You w...

6 months ago | 0

Answered

Having problems with solver settings and step size in simscape electrical

This may or may not be helpful, but does dive into solver details: https://www.youtube.com/watch?v=QWTQqJ2Akmg&t=26s For your m...

Having problems with solver settings and step size in simscape electrical

This may or may not be helpful, but does dive into solver details: https://www.youtube.com/watch?v=QWTQqJ2Akmg&t=26s For your m...

7 months ago | 0

Answered

How to make the initial conditions for an asynchronous motor to be steady state?

depending on your version, you can use the machine initialization tool, or the load flow tool (for newer versions) to get steady...

How to make the initial conditions for an asynchronous motor to be steady state?

depending on your version, you can use the machine initialization tool, or the load flow tool (for newer versions) to get steady...

7 months ago | 0

Answered

Mini project topic: MODELLING AND STIMULATION OF SINGLE PHASE INDUCTION MOTOR WITH CAPACITOR START AND CAPACITOR RUN using Matlab

Please start here: https://matlabacademy.mathworks.com/details/circuit-simulation-onramp/circuits Then proceed to: https://matl...

Mini project topic: MODELLING AND STIMULATION OF SINGLE PHASE INDUCTION MOTOR WITH CAPACITOR START AND CAPACITOR RUN using Matlab

Please start here: https://matlabacademy.mathworks.com/details/circuit-simulation-onramp/circuits Then proceed to: https://matl...

7 months ago | 0

| accepted

Answered

I want to design the loss calculation model of three phase inverter and loss calculation of the motor using the FEM Parameterized PMSM

can you share your model? Also, you don't need to do the loss calculation because the model will do it for you. However, in yo...

I want to design the loss calculation model of three phase inverter and loss calculation of the motor using the FEM Parameterized PMSM

can you share your model? Also, you don't need to do the loss calculation because the model will do it for you. However, in yo...

7 months ago | 0

| accepted

Answered

When simulating thermal behavior with a MOSFET, the temperature rise is negative.

The problem with the thermal is due to the time step being too large for your simulation. You are using a time step of 1e-6. A...

When simulating thermal behavior with a MOSFET, the temperature rise is negative.

The problem with the thermal is due to the time step being too large for your simulation. You are using a time step of 1e-6. A...

7 months ago | 1

| accepted

Answered

How to synchronize generator in simulink

There is an example that can show how to synchronize with the grid. They key is to align your system phase with the grid and co...

How to synchronize generator in simulink

There is an example that can show how to synchronize with the grid. They key is to align your system phase with the grid and co...

9 months ago | 0

Answered

Inverter Switching Frequency,

I realize this answer is far to late to be of use for when you asked the question, but this question is still getting many views...

Inverter Switching Frequency,

I realize this answer is far to late to be of use for when you asked the question, but this question is still getting many views...

9 months ago | 0

Answered

HOW TO CREAT FAULT IN MATHEMATICAL SIMULINK MODEL

Use this block to change the mathematical implementation of your model: https://www.mathworks.com/help/simulink/slref/switch.ht...

HOW TO CREAT FAULT IN MATHEMATICAL SIMULINK MODEL

Use this block to change the mathematical implementation of your model: https://www.mathworks.com/help/simulink/slref/switch.ht...

9 months ago | 0

| accepted

Answered

Is there a way to simulate or represent the two layers of the stator windig?

You can place another winding in series with the magnetic domain wire (purple wire, N S) so that they are both seeing the same m...

Is there a way to simulate or represent the two layers of the stator windig?

You can place another winding in series with the magnetic domain wire (purple wire, N S) so that they are both seeing the same m...

9 months ago | 0

| accepted

Answered

Unexpectedly High 'id' Current Value in N-Channel MOSFET Simulation using Simulink

Hello, I tried recreating your simulation and got a current of 800 amps, which while not your 16000, is still quite high. Have ...

Unexpectedly High 'id' Current Value in N-Channel MOSFET Simulation using Simulink

Hello, I tried recreating your simulation and got a current of 800 amps, which while not your 16000, is still quite high. Have ...

9 months ago | 0

| accepted

Answered

How can i add an equation to a block (impedance measurement)?

You have 2 options. If it is a static value of impedance, you can pre calculate your circuit parameters such as R = R_pu*Length...

How can i add an equation to a block (impedance measurement)?

You have 2 options. If it is a static value of impedance, you can pre calculate your circuit parameters such as R = R_pu*Length...

9 months ago | 0

Answered

Is it possible to model a john bedini motor ?

You can do that using the simscape electrical tool. There is free training to get started: https://matlabacademy.mathworks.com/...

Is it possible to model a john bedini motor ?

You can do that using the simscape electrical tool. There is free training to get started: https://matlabacademy.mathworks.com/...

9 months ago | 0

Answered

Voltage Swell from Signal Builder

You can hook the signal builder block into a controlled voltage source.

Voltage Swell from Signal Builder

You can hook the signal builder block into a controlled voltage source.

9 months ago | 0

Answered

Simulink Load Flow Analysis for Electric Fleet Charging Station

Load flow for this tool was designed specifically for AC systems. While it does support single phase and unbalanced lines, this...

Simulink Load Flow Analysis for Electric Fleet Charging Station

Load flow for this tool was designed specifically for AC systems. While it does support single phase and unbalanced lines, this...

9 months ago | 0

Answered

unbalanced load on a synchronous generator

I tested these blocks and they don't seem to work well when split into a three phase load like this (even for a balanced load). ...

unbalanced load on a synchronous generator

I tested these blocks and they don't seem to work well when split into a three phase load like this (even for a balanced load). ...

9 months ago | 0

Answered

tapping of secondary delta transformer

Please look at this block as a starting point: https://www.mathworks.com/help/sps/ref/tapchangingtransformer.html you can get f...

tapping of secondary delta transformer

Please look at this block as a starting point: https://www.mathworks.com/help/sps/ref/tapchangingtransformer.html you can get f...

9 months ago | 0