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Sabin

Last seen: 6일 전 |  2019년부터 활동

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Modeling of six-phase PMSM using TWO three-phase PMSM
Since R2020b, Simscape Electruical includes the PMSM (Six-Phase) block.

20일 전 | 0

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hiow to design a closed loop control for bidirectional buck boost for matlab statrters..
A good starting point is the folowing Simscape Electrical example: https://www.mathworks.com/help/sps/ug/bidirectional-dcdc-cur...

20일 전 | 0

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Salient Pole electrical generator model (not PowerSim)
Start with the mathematical equations. A Simulink model can be implemented if the equations are known.

20일 전 | 0

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Problems of error covariance matrix positiveness of UKF
The main issue with UKF is the matrix square root and can run into singulatrity issues. I suggest to check the folowing article:...

20일 전 | 0

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I cant generate a square wave to control the gate of Transistor
From what I see the problem is in the MATLAB function blocks. The output is 1x100 but should be a scalar.

20일 전 | 0

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Calculation of frequency from workspace (offline)
Probably best to use fast Fourier transform function in MATLAB.

20일 전 | 0

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Battery (table-based)
This looks like a modelling issue. Even through all mask parameters may be valid when integrating with other blocks we may run i...

20일 전 | 0

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How to connect a physical model made in MATLAB with the simulink model of MATLAB.
You try to connect two different technologies, Simscape and Specialized Power Systems. It would be better to use only one techno...

21일 전 | 0

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Simscape DC Motor settings
I suspect the inertia is not parametrized corectly. Increasing the inertia would increase the speed response time.

2개월 전 | 0

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Battery cell parameter estimation using pulse charging data
The example you are pointing to is discharging the battery from fully charged to fully discharged. By changing the sign of the p...

2개월 전 | 0

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I need help changing 2 phases of a 3 phase induction motor?
If using Simscape Electrical, it is possible to use the Phase Permute block. A relevant example of using the Phase Permute block...

2개월 전 | 0

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Converting 2023a model to 2021b
As the model is relying on some library blocks that were not there in 21b, the exported model would not work.

2개월 전 | 0

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Square wave in Simscape
Simscape Electrical has a Pulse Voltage Source that can be used to generate a periodic square wave voltage.

2개월 전 | 0

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SPICE Files
Simscape Electrical allows users to convert SPICE subcircuit to custom Simscape components using subcircuit2ssc function.

2개월 전 | 0

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Open end winding permanent magnet synchronous motor Simulink data or library?
R2023a release includes the Velocity Control of Four-Phase PMSM with Open-End Winding example. This example uses custom Simscape...

3개월 전 | 0

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What is Block error in Simulink ?
What you need is a Solver Configuration block for every physical network. This can be found in Simscape / Utilities.

3개월 전 | 0

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simulink model of inverse park transformation
The Inverse Park Transform block is doing just that. The alternative is to implement the equations yourself in Simulink.

3개월 전 | 0

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getpowerlosses - variable during simulation
From R2023a it is possible to use the Probe block to access the same variables that you can see in the simulation data log. This...

3개월 전 | 0

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How to access Simscape variables and intermediates via commandline while simulating
From R2023a it is possible to use the Probe block to access the same variables that you can see in the simulation data log.

3개월 전 | 0

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I am getting the error Port Widths and Dimensions.
SMx subsystems are expecting control input to be a vector of 2 elements but the implementation is giving a signal of dimension 1...

3개월 전 | 0

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How do I get simulink output signal to attach to electrical conserving common contract of a DPDT simscape block?
Simulink-PS can be used to connect a Simulink signal to a PS port. It can be sued to connect to the vT — Switch control port of ...

3개월 전 | 0

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Are there any examples showing how to use pmode (interactive parallel command) in MATLAB ?
pmode will be removed in a future release. Use spmd instead. An example of spmd is: openExample('parallel/ExecuteCodeInParallel...

3개월 전 | 0

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i need to use DC - AC converter using phasor simulation method
There is not possible to simulate switching devices in phasor mode. Phasor simulation computes voltages and currents as phasors...

3개월 전 | 0

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How to run torque control example
This example is included in R2018a. I suspect there is no valid license of Simscape Multibody.

3개월 전 | 0

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Is it difficult to change three-level VSC into two-level VSC in this model? From the simulation results, , is there a big difference between two-level and three-level VSC
To use a two level converter you'll need to remove the neutral controller and to change the modulation technique to use a PWM Ge...

3개월 전 | 1

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How can I change the nominal power of the generator (DFIG and SCIG) during simulation ???
It is not possible to change all parameters during runtime. You can use fast restart and avoid recompiling the model but there i...

3개월 전 | 0

답변 있음
How to connect DC Machine with a controlled current (or voltage) source
I would check that both blocks are part of the same technology. Simscape Electrical offers two different technologies, Simscape ...

3개월 전 | 0

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Svpwm 2 error block on the Equivalent model
Looks like the problem is in the Universal Bridge. The dimension of 'g' input is expected to be 6 as we have 6 switching devices...

3개월 전 | 0

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How to make a circuit with 4 thyristors, which have a firing angle at 30 degree, work?
From the attached image you try to connect a Pulse Generator to individual switching devices. The problem is the Pulse generator...

3개월 전 | 0

답변 있음
Error in port widths or dimensions. Invalid dimension has been specified for input port 1 of 'DFIG_SMC_new/PWM Generator (Multilevel)2/Model/Relational Operator1'.
Uref input has wrong dimension and therefore the error. Check dimension of Uref.

3개월 전 | 0

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