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air flow rate in PEM fuel cell
That would be the nominal air supply pressure. This refers to the typical pressure at which air is supplied to the cell, crucial...

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Why the waveform is not responding after 0.005sec for a mathematically developed PV array model connected with boost converter and P&O based MPPT controller?
Without the model we can only speculate. A good tsrating point to PV system simulation using Boost converter and MPPT is the fol...

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Battery Monitoring, soc and soh estimation, battery modeling, initial soc of battery
For most applications, initial SOC is set after a full charge (assumed 100%). If the battery’s history is unknown, use the open ...

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Which one is best for simulating wireless power transfer circuit? 1. simulink 2. simscape 3. simscape specialized power system ?
Simscape is ideal for multidomain simulation including magnetic domain. Check out this simple induction hob simulation example i...

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RLC Circuit Simulation via Simulink
In the image the S input to the Controlled Voltage Source is unconnected. In this case the output voltage will be 0.

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THD and RMS Simulation Blocks
These blocks are using a running average window, one cycle of simulation must complete before the output gives the correct value...

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How to rectify this error?
Most likely there the model is missing an electrical reference.

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I have combined the Wind Turbine Doubly-Fed Induction Generator (Phasor Type) with the power_PVarray_250kW model to create a small microgrid model. While running the simulation model i get the error.
If the model contains continuous-time blocks like Integrators, Continuous State-Space/Transfer Function, etc., it is not possibl...

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Diagramm from a Lithium-Ion Battery Model description
These are the battery discharge characteristics. In the second plot we can see the discharge curve at different discharge curren...

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A disturbance in a simscape power systems
A variable load which is controlled in Simulink can be implemented using Variable Resistor/Inductor/Capacitor. https://mathwor...

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DC Machine Generator: how to create my own model ?
The below example in Simscape Electrical can be a good starting point. It shows a comparison of the torque-speed characteristic...

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how can I provide feedback in simulink.
Best to break the loop with eithre a unit delay (discrete-time simulation) or a transfer function (continuous-time simulation) a...

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Hello everybody, Please if anyone have a simulink model for a pv and wind hybrid power system, it would be of great help to share it. thank you
This repository provides engineering solutions for the operation of power systems with high penetration of renewable energy sour...

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Q: Algebraic Loop Error (Simulink)
Check this Answer to learn more about algebraic loops and how to solve them. https://mathworks.com/matlabcentral/answers/95310-...

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The "FixedStepDiscrete" solver cannot be used to simulate block diagram because it contains continuous states.What is the meaning of this?
If the model contains continuous-time blocks like Integrators, Continuous State-Space/Transfer Function, etc., it is not possibl...

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power_acdrive vector control block transformation
Learn more about Park and invers Park transforms in Simscape Electrical: https://mathworks.com/help/sps/ref/parktransform.html ...

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Power factor regulation of Asynchronous Machine Block?
The power factor is not a plant parameter, can be adjusted using the control algorithm. We can compute the power factor based on...

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How to simulate a rotor inter-turn fault in synchronous generator,using matlab programme.
Normally we can model electrical machines by representing each winding as a single entity with associated inductance, electromot...

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Why do my Simulink PV module simulation characteristics appear this way?
Simscape electrical provides a good example that shows how to generate the power-voltage curve for a solar array. this can be a ...

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Steam turbine and Generator connected
Check the Marine Full Electric Propulsion Power System example in Simscape Electrical for a starting point. This example shows a...

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convert circuit simulation data to transfer function
It is possible to use tfest to estimate transfer function model using the time-domain or frequency-domain data. Check out more a...

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Parameter Estimation for lead acid battery?
Simscape Battery includes objects and functions for performing parameter estimation of a battery equivalent circuit model (ECM) ...

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i am trying to make dc-dc boost converter but i dont know how to use powergui block of simscape.I have copy the error in Body which i got .one more error i got is
Without a model it is difficult to give specific advice. A variable-step solver dynamically adjusts the time step size, causing ...

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HOW TO GET FFT
Without a model we can only speculate. One way to analyze this can be by data loging and then running fft in MATLAB instead of t...

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load variation
Without a model we can only speculate. May be worth checking the built-in examples in Simscape Electrical. A good starting point...

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Line start permanent magnet synchronous machine (LSPMSM) simulink model
Simscape Electrical introduced a single-phase PMSM block in R2018b which is a simple representation of LSPMSM. https://mathwor...

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parasitic loads on synchronous machine
For a given sample time, a lower frequency means the simulation steps cover a larger fraction of the electrical period, making t...

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Active power filter
It is not possible to directly connect Simulink signals to physical/power lines. There are certain blocks (such as sensors and c...

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how to get custom DC Machine differs than preset models
Only considering power, voltage, rpm, and the field voltage does not give enough information to parameterizethe motor. It might ...

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How do I get the scope to plot, when I "run" the simulation it is always blank.
In the diagram there is no scope but an XY Graph. The XY Graph will plot the X vs Y as the signals are changing over tiume. If t...

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