Answered

Imprecision due to resistance in parallel with a current source

Using Simscape instead of specialized power systems will solve this issue when it is realistic. The signal needs to be continuo...

Imprecision due to resistance in parallel with a current source

Using Simscape instead of specialized power systems will solve this issue when it is realistic. The signal needs to be continuo...

4 jours ago | 0

Answered

CIGRE 32 bus (NORDIC) simulink model

There are no examples of this explicity. Please search the file excahnge for something close. this is one example: https://www...

CIGRE 32 bus (NORDIC) simulink model

There are no examples of this explicity. Please search the file excahnge for something close. this is one example: https://www...

4 jours ago | 0

Answered

how to use a FROM block as output for positive and negative voltage source?

Hello Mike, you need to connect it to a controlled voltage source. Regards, Joel

how to use a FROM block as output for positive and negative voltage source?

Hello Mike, you need to connect it to a controlled voltage source. Regards, Joel

4 jours ago | 0

Answered

How to generate a Simscape circuit model from a text file?

Doing matlab answers clean up. Answer was in the comments and is being pasted here, from Jean-Baptiste Lanfrey. Jean-Baptiste ...

How to generate a Simscape circuit model from a text file?

Doing matlab answers clean up. Answer was in the comments and is being pasted here, from Jean-Baptiste Lanfrey. Jean-Baptiste ...

4 jours ago | 0

Answered

does student version R2014a has a powergui ?

Hello Zaid, student licenses do not always have the same access to toolboxes. Right now, powergui is inside specialized power ...

does student version R2014a has a powergui ?

Hello Zaid, student licenses do not always have the same access to toolboxes. Right now, powergui is inside specialized power ...

4 jours ago | 0

Answered

Is it possible to simulate a pump with a VFD?

This is possible: here is a simple example where the motor can be replaced with approrpriate VFD. https://www.mathworks.com/hel...

Is it possible to simulate a pump with a VFD?

This is possible: here is a simple example where the motor can be replaced with approrpriate VFD. https://www.mathworks.com/hel...

4 jours ago | 0

Answered

HELP : How to use triggers and rate limiters with ode15s in Simulink?

Hello Jonathan, you would need to use continuous time transfer functions (as low pass filters) or unit delays in order to break...

HELP : How to use triggers and rate limiters with ode15s in Simulink?

Hello Jonathan, you would need to use continuous time transfer functions (as low pass filters) or unit delays in order to break...

4 jours ago | 0

Answered

Editting Asynchronous Machine Block

Hello Chris, You can create customizeable blocks with a powergui utility: https://www.mathworks.com/help/physmod/sps/powersys/r...

Editting Asynchronous Machine Block

Hello Chris, You can create customizeable blocks with a powergui utility: https://www.mathworks.com/help/physmod/sps/powersys/r...

4 jours ago | 0

Answered

How do I build a temperature sensor model in Simulink?

Hello Johanna, you should start with a blank model and create a subsystem in it that will be your sensor. You likely only need...

How do I build a temperature sensor model in Simulink?

Hello Johanna, you should start with a blank model and create a subsystem in it that will be your sensor. You likely only need...

4 jours ago | 0

Answered

Simulink Electrical Op Amps

Hello Ali, there are pspice models available for this op amp. https://www.ti.com/product/TLC081#design-development##design-tool...

Simulink Electrical Op Amps

Hello Ali, there are pspice models available for this op amp. https://www.ti.com/product/TLC081#design-development##design-tool...

5 jours ago | 0

Submitted

Model-Interaction-Examples-Live-Editor-and-Simulink

Some simple examples to show ways set up models to interact between the Live Editor and Simulink and Simscape models.

11 jours ago | 1 download |

Answered

Is there any Simulink model for EV to show how to use Brake Resistor in the system?

Hello Atrin, do you mean brake resistor? In that case, you can use the standard resistor for that. https://www.mathworks.com/...

Is there any Simulink model for EV to show how to use Brake Resistor in the system?

Hello Atrin, do you mean brake resistor? In that case, you can use the standard resistor for that. https://www.mathworks.com/...

12 jours ago | 0

Answered

Is there any Simulink model for Electric Vehicles to show how to use super capacitor in the system?

Hello Atrin, please start here: https://www.mathworks.com/help/physmod/sps/ref/supercapacitor.html and here: https://www.mathw...

Is there any Simulink model for Electric Vehicles to show how to use super capacitor in the system?

Hello Atrin, please start here: https://www.mathworks.com/help/physmod/sps/ref/supercapacitor.html and here: https://www.mathw...

12 jours ago | 0

Answered

mathematical model development of regenerative thermal oxidizer for volatile organic compounds

Hello Omkar, the gas elements are for modelling the dynamics of a gas system, not it's chemical reactions. This particular dom...

mathematical model development of regenerative thermal oxidizer for volatile organic compounds

Hello Omkar, the gas elements are for modelling the dynamics of a gas system, not it's chemical reactions. This particular dom...

12 jours ago | 0

Answered

How to correct this error for simulating this changed IEEE 14 bus.

Hello Sango, please start by following the recomendations in the error message. In this case, addiding snubber resistors (make...

How to correct this error for simulating this changed IEEE 14 bus.

Hello Sango, please start by following the recomendations in the error message. In this case, addiding snubber resistors (make...

16 jours ago | 1

| accepted

Answered

Optimisation using a simulink model called from inside a MATLAB function

Hello Hamidreza, one of the issues is that you need to make sure that the initial iterations perturb the system enough that the...

Optimisation using a simulink model called from inside a MATLAB function

Hello Hamidreza, one of the issues is that you need to make sure that the initial iterations perturb the system enough that the...

18 jours ago | 0

Answered

How to simulate PMU in WAMS Techanology

Hello Krishan, please start with simscape electrical - specialized power systems. They have a number of functions to help with...

How to simulate PMU in WAMS Techanology

Hello Krishan, please start with simscape electrical - specialized power systems. They have a number of functions to help with...

18 jours ago | 0

Answered

how to design bldc motor drive of 3200 rpm at 48v 18A

Hello Muhammad, that is a very open ended problem to which there is no one correct answer. Please start with this page as a re...

how to design bldc motor drive of 3200 rpm at 48v 18A

Hello Muhammad, that is a very open ended problem to which there is no one correct answer. Please start with this page as a re...

18 jours ago | 0

Answered

How to calculate total harmonic distortion for a given signal?

Hello Millo, when you used the function, did you only provide the signal data, or did you provide attitional parameters? It is...

How to calculate total harmonic distortion for a given signal?

Hello Millo, when you used the function, did you only provide the signal data, or did you provide attitional parameters? It is...

18 jours ago | 0

| accepted

Answered

Problems with multirate simscape electrical model

Hello Ander, you can have seperate step sizes for your solver configurations. This is what it should look like: (I set one to ...

Problems with multirate simscape electrical model

Hello Ander, you can have seperate step sizes for your solver configurations. This is what it should look like: (I set one to ...

18 jours ago | 0

| accepted

Answered

The following two blocks cannot be connected in series because they are modeled as current sources:

Hello Sreeraj, if you are seeing impact with the snubber, I would recommend increasing the size of the snubber. Maybe try some...

The following two blocks cannot be connected in series because they are modeled as current sources:

Hello Sreeraj, if you are seeing impact with the snubber, I would recommend increasing the size of the snubber. Maybe try some...

environ un mois ago | 0

Answered

Error: "Each physical network must be connected to exactly one Solver Configuration block. There is no Solver Configuration block connected to Physical Network with the following blocks..."

Hello, the solver configuration block is a simscape block under utilities that you can connect to any part of your simscape net...

Error: "Each physical network must be connected to exactly one Solver Configuration block. There is no Solver Configuration block connected to Physical Network with the following blocks..."

Hello, the solver configuration block is a simscape block under utilities that you can connect to any part of your simscape net...

environ un mois ago | 1

Answered

Shared simulation shows different results

Hello Alexandra, the easiest explanation for this would be if you are using library blocks and somehow one of you have differen...

Shared simulation shows different results

Hello Alexandra, the easiest explanation for this would be if you are using library blocks and somehow one of you have differen...

environ un mois ago | 0

Answered

OPC connection with siemens TIA portal

Hello Omkar, it is quite possible the problem isn't with this code itself. As this is just a function, the question is where i...

OPC connection with siemens TIA portal

Hello Omkar, it is quite possible the problem isn't with this code itself. As this is just a function, the question is where i...

environ un mois ago | 0

Answered

Optimizing Simscape Generated Code

Hello Sean, code generation for simscape should not be causing a slow down like this. It is often used for real-time tasks whe...

Optimizing Simscape Generated Code

Hello Sean, code generation for simscape should not be causing a slow down like this. It is often used for real-time tasks whe...

environ 2 mois ago | 0

Answered

The model has changed between the time when two instances of this model were compiled. This is not allowed for models referenced in Normal Mode.

Hello Xu, since the model was copied and that is cauisng the problem, I would try to build the model conversion block by hand. ...

The model has changed between the time when two instances of this model were compiled. This is not allowed for models referenced in Normal Mode.

Hello Xu, since the model was copied and that is cauisng the problem, I would try to build the model conversion block by hand. ...

environ 2 mois ago | 0

| accepted

Answered

Constant Power Load (CPL) block Simscape Electrical

Hello Krupa, you can build your own constant power load using a controlled source. use a controlled current source and calcula...

Constant Power Load (CPL) block Simscape Electrical

Hello Krupa, you can build your own constant power load using a controlled source. use a controlled current source and calcula...

environ 2 mois ago | 1

Answered

Matlab code for voltage regulation

Hello Ayaz, Matlab has code for implementing genetic algorithsm to optimize cost functions. You will need to choose your cost ...

Matlab code for voltage regulation

Hello Ayaz, Matlab has code for implementing genetic algorithsm to optimize cost functions. You will need to choose your cost ...

2 mois ago | 1

Answered

How to create a custom block for calculating RMS of a signal?

Hello Krish, here is information on using matlab functions to work in Simulink. https://www.mathworks.com/help/simulink/ug/cre...

How to create a custom block for calculating RMS of a signal?

Hello Krish, here is information on using matlab functions to work in Simulink. https://www.mathworks.com/help/simulink/ug/cre...

2 mois ago | 0

Answered

I'm charging a 40V, 50Ah Lead acid battery using buck converter and PI control on battery voltage and current. Simulink 2012b hangs after half an hour of simulation maybe because of data storage. Please suggest me what can be done.

Hello Ravindra, please update to a newer version of matlab, and utilize simscape components. Start here: https://www.mathworks...

I'm charging a 40V, 50Ah Lead acid battery using buck converter and PI control on battery voltage and current. Simulink 2012b hangs after half an hour of simulation maybe because of data storage. Please suggest me what can be done.

Hello Ravindra, please update to a newer version of matlab, and utilize simscape components. Start here: https://www.mathworks...

2 mois ago | 0