Answered

Why there is Voltage value is negative?

The display shows the instantaneous voltage, and as the machine is spinning, it will create an AC waveform, so you should get ne...

Why there is Voltage value is negative?

The display shows the instantaneous voltage, and as the machine is spinning, it will create an AC waveform, so you should get ne...

2 months ago | 0

| accepted

Answered

How do I convert distributed parameter lines to Pi Section lines?

Copying the answer from above so this question is marked as answered: Edgar Modesto Amazonas Filho on 17 Feb 2017 You have to ...

How do I convert distributed parameter lines to Pi Section lines?

Copying the answer from above so this question is marked as answered: Edgar Modesto Amazonas Filho on 17 Feb 2017 You have to ...

2 months ago | 0

Answered

Error when using connection labels

pasting the above answer here so the quesiton shows up as being answered: unfortunately, the connection label doesn't work with...

Error when using connection labels

pasting the above answer here so the quesiton shows up as being answered: unfortunately, the connection label doesn't work with...

2 months ago | 0

| accepted

Answered

How could I get measurement output from block Synchronous Machine (Six-Phase) to design controllers?

Hello, unfortunately since this block lacks a measurement port, you have to attatch the appropriate sensors externally to measu...

How could I get measurement output from block Synchronous Machine (Six-Phase) to design controllers?

Hello, unfortunately since this block lacks a measurement port, you have to attatch the appropriate sensors externally to measu...

2 months ago | 0

Answered

Common KVA base for machines of different.

Hello Shagun, you specify the power and voltage rating for each motor seperately, so you do not need to convert to a common pu ...

Common KVA base for machines of different.

Hello Shagun, you specify the power and voltage rating for each motor seperately, so you do not need to convert to a common pu ...

2 months ago | 0

| accepted

Answered

Single-Phase Asynchronous Machine Block inside a Three-phase system (Simulink)

Hello Gustavo, it sounds like the way you are tyring to do things could work, but that the model just isn't seeming accurate. ...

Single-Phase Asynchronous Machine Block inside a Three-phase system (Simulink)

Hello Gustavo, it sounds like the way you are tyring to do things could work, but that the model just isn't seeming accurate. ...

2 months ago | 0

Answered

Fourier analysis of single phase half wave and full wave controlled rectifier

Hello Ahmar, Matlab has built in function sto do fourier analysis: https://www.mathworks.com/help/matlab/fourier-analysis-and-f...

Fourier analysis of single phase half wave and full wave controlled rectifier

Hello Ahmar, Matlab has built in function sto do fourier analysis: https://www.mathworks.com/help/matlab/fourier-analysis-and-f...

2 months ago | 0

Answered

How to use the PMLSM as a generator using a drive

Hello Joris, the main challenge in modelling a closed loop controller in Simulation (regardless of tool) is that at the end of ...

How to use the PMLSM as a generator using a drive

Hello Joris, the main challenge in modelling a closed loop controller in Simulation (regardless of tool) is that at the end of ...

2 months ago | 0

Answered

How do I replicate this model of Partial Discharge on Simulink

Hello, please use components from this list: https://www.mathworks.com/help/physmod/sps/breakers.html?searchHighlight=breaker&s...

How do I replicate this model of Partial Discharge on Simulink

Hello, please use components from this list: https://www.mathworks.com/help/physmod/sps/breakers.html?searchHighlight=breaker&s...

3 months ago | 0

Answered

DTC-SVM of an Induction motor

Please ask a question if you are going to post on the forums. See here: https://www.mathworks.com/matlabcentral/fileexchange/72...

DTC-SVM of an Induction motor

Please ask a question if you are going to post on the forums. See here: https://www.mathworks.com/matlabcentral/fileexchange/72...

3 months ago | 0

Answered

Phase Voltage not changing with field voltage in a synchronous motor setup.

Hello Martin, I would guess there are 2 issues. 1: your load current is very load, so your machine isn't pulling any current. ...

Phase Voltage not changing with field voltage in a synchronous motor setup.

Hello Martin, I would guess there are 2 issues. 1: your load current is very load, so your machine isn't pulling any current. ...

3 months ago | 0

Answered

Voltage map to SOC in Simcape/Electrical Battery block ?

Hello, this is very dependent on which battery model that you are using. Any good battery model will be very non-linear, and b...

Voltage map to SOC in Simcape/Electrical Battery block ?

Hello, this is very dependent on which battery model that you are using. Any good battery model will be very non-linear, and b...

3 months ago | 0

| accepted

Answered

HI,i am trying to communicate labview program with the thing speak cloud , i am facing a error code in labview

Hello Sangeetha, this is a forum for MathWorks products. Labview is a National Instrument's product. Please visit their help ...

HI,i am trying to communicate labview program with the thing speak cloud , i am facing a error code in labview

Hello Sangeetha, this is a forum for MathWorks products. Labview is a National Instrument's product. Please visit their help ...

4 months ago | 0

Answered

Exponential and Polynomial/ZIP Single phase load in simulink

your absolute value will prevent it from every being truly sinusoidal. The model is outputting exactly the math that you have i...

Exponential and Polynomial/ZIP Single phase load in simulink

your absolute value will prevent it from every being truly sinusoidal. The model is outputting exactly the math that you have i...

4 months ago | 0

Answered

Simulation hangs and crashes when changeing values of capacitors from 10e-6 to 10e-9

Hello Luis, the fact that it is crashing without a warning is a bug, can you share the model that crashes? On a side note, cha...

Simulation hangs and crashes when changeing values of capacitors from 10e-6 to 10e-9

Hello Luis, the fact that it is crashing without a warning is a bug, can you share the model that crashes? On a side note, cha...

4 months ago | 0

Answered

how do I change active variant mode continuous to discrete in power measurement block

Hello Pramod, double clicking the powergui block allows you to change the simulaiton type. https://www.mathworks.com/help/phys...

how do I change active variant mode continuous to discrete in power measurement block

Hello Pramod, double clicking the powergui block allows you to change the simulaiton type. https://www.mathworks.com/help/phys...

4 months ago | 1

| accepted

Answered

Trouble while generating a 3D custom component in Simscape Environment.

Hello Mihir, I wonder if your problem lies in how you are declaring/setting SOC, T, or Cycle. I copied your text to make a tes...

Trouble while generating a 3D custom component in Simscape Environment.

Hello Mihir, I wonder if your problem lies in how you are declaring/setting SOC, T, or Cycle. I copied your text to make a tes...

5 months ago | 0

| accepted

Answered

EV Hosting Capacity Assesment in Simscape Specialized Power System

Hello Haroon, First, I will address a good way to iterate your simulations. Use of the sim command which different simulaiton ...

EV Hosting Capacity Assesment in Simscape Specialized Power System

Hello Haroon, First, I will address a good way to iterate your simulations. Use of the sim command which different simulaiton ...

5 months ago | 0

Answered

How to extract cell arrays (dates) from a cell array

Hello Laura, please try this: temp = Therm1{:,1} Regards, Joel

How to extract cell arrays (dates) from a cell array

Hello Laura, please try this: temp = Therm1{:,1} Regards, Joel

5 months ago | 0

Answered

help me to understand the following error in closed loop speed ctrl of BLDC motor

Hello, this type of error is unfortunately not very useful in debugging a model. It basically means that the solver couldn't h...

help me to understand the following error in closed loop speed ctrl of BLDC motor

Hello, this type of error is unfortunately not very useful in debugging a model. It basically means that the solver couldn't h...

5 months ago | 0

Answered

How to design three phase grid connected inverter in MATLAB Simulink?

Hello Akhtar, running open loop on a grid connected simulation would often not work since it won't by synchronized with the gri...

How to design three phase grid connected inverter in MATLAB Simulink?

Hello Akhtar, running open loop on a grid connected simulation would often not work since it won't by synchronized with the gri...

5 months ago | 2

Answered

Simulation model of submodule (MMC)

Hello Geraud, please start with this example: https://www.mathworks.com/help/physmod/sps/ug/three-phase-modular-multilevel-conv...

Simulation model of submodule (MMC)

Hello Geraud, please start with this example: https://www.mathworks.com/help/physmod/sps/ug/three-phase-modular-multilevel-conv...

5 months ago | 0

| accepted

Answered

DC bus current in motor drives

As this is a three phase machine being driving by an inverter, is not unexpected to see these currents on the dc/capacitor. The...

DC bus current in motor drives

As this is a three phase machine being driving by an inverter, is not unexpected to see these currents on the dc/capacitor. The...

5 months ago | 0

Answered

How can I supply reactive power using one of the models of grid-connected pv arrays in simulink?

Hello David, I realize this reply is too late to be useful, but hopefully others may find it useful. Many of these control ap...

How can I supply reactive power using one of the models of grid-connected pv arrays in simulink?

Hello David, I realize this reply is too late to be useful, but hopefully others may find it useful. Many of these control ap...

5 months ago | 0

Answered

Amper-hour capacity of Battery model from SimPowerSystems

No, this doesn't mean you won't get a different amount of energy out of the battery at different loads, it's just that the model...

Amper-hour capacity of Battery model from SimPowerSystems

No, this doesn't mean you won't get a different amount of energy out of the battery at different loads, it's just that the model...

5 months ago | 0

Answered

unsolved "initialization commands cannot be evaluated" error when trying to run simulink

This appears to have been a bug in the library that has been resolved.

unsolved "initialization commands cannot be evaluated" error when trying to run simulink

This appears to have been a bug in the library that has been resolved.

5 months ago | 0

Answered

Why do I receive a data type mismatch error when using single phase asynchronos machine in simpower system?

This is an issue of having the wrong data types on your simulink signals. Try using this block: https://www.mathworks.com/help/...

Why do I receive a data type mismatch error when using single phase asynchronos machine in simpower system?

This is an issue of having the wrong data types on your simulink signals. Try using this block: https://www.mathworks.com/help/...

5 months ago | 0

Answered

What is the difference between "Load angle" and "rotor angle deviation" in Synchronous generator?

load angle refers to how much power is real/reactive where the rotor angle deviation is the mechanical rotation.

What is the difference between "Load angle" and "rotor angle deviation" in Synchronous generator?

load angle refers to how much power is real/reactive where the rotor angle deviation is the mechanical rotation.

5 months ago | 0

Answered

how to use surge arrester block of simpower system

Copying Ram's post into the answer section. Ram Patil on 14 Jan 2016 Please incorporate rated voltage of surge arrester as (Vr...

how to use surge arrester block of simpower system

Copying Ram's post into the answer section. Ram Patil on 14 Jan 2016 Please incorporate rated voltage of surge arrester as (Vr...

5 months ago | 0

Answered

Mogeling a Delta/Y resistor ground 3 phase transformer in SimPowerSystems

You can do a Yn connection and add the resistor in manually.

Mogeling a Delta/Y resistor ground 3 phase transformer in SimPowerSystems

You can do a Yn connection and add the resistor in manually.

5 months ago | 0