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Dakai Hu

Last seen: 7日 前 |  2019 年からアクティブ

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Model Three-Phase PMSM Drive : how can i replace the IGBT devices with the more detailed N-Channel IGBT block
Hi Yujian, Thanks for your question. The N-Channel IGBT block is a not an ideal switch block. It does require the use of a ga...

2年以上 前 | 0

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Field-Weakening Control (with MTPA) of PMSM
Hi Michael, Are you referring to the MTPA trajectories based on fixed PMSM parameters ? If so, we now have a block in Motor ...

2年以上 前 | 0

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Having trouble understanding connections within the same modeling domain in Simscape
Hi Gideon, The light blue current sensor is from Simscape component library, while the rest of your inverter circuit is from "s...

2年以上 前 | 0

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Facing problem in Motor & Drive (System Level)
Hi Jay, Thanks for your questions. There are a couple of issues in your attached model. The Motor & Drive block must be conn...

2年以上 前 | 1

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Control Simscape library example parameter programatically
Hi Leonardo, Thanks for your question. Our development team has not exposed the API to programmatically access the vendor mot...

2年以上 前 | 0

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PMSM Flux weakning model
Hi Vara, Thanks for your question. One way to understand why flux weakening is needed is to check if the voltage source suppl...

2年以上 前 | 1

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PROBLEM WITH IPMSM TORQUE CONTROL
Hello, I believe the 2 questions you asked are esentially the same question. Generally speaking, there are 2 control mode in...

3年弱 前 | 1

回答済み
Saturation Limit for Speed and Current Control in IPMSM
Hello Sanjeev, Here is something to consider for the questions you asked: How to design practical saturation limit of PI contr...

3年以上 前 | 1

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Flux-based PMSM block missing
Hi Federico, Thanks for your question. You are correct that the flux-based PMSM model is only shipped into Powertrain blocks...

3年以上 前 | 1

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BLDC motor - 6 step commutation, phase voltages of energized phases are not equal
Hi Martin, When you connect the BLDC to an inverter, the way you measure ua, ub, uc in your model is not actually measuring th...

3年以上 前 | 0

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I wanted to do modelling of motor encoder in MATLAB simulink.
We have an exsiting encoder block shipped into the library "Simscape / Electrical / Sensors & Transducers" -> "Incremental shaft...

3年以上 前 | 0

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How to obtain the image of the Hall effect
When you configure the back EMF waveform in the PMSM block to be "Trapezoidal", it functions as a BLDC. As a matter of fact, BL...

3年以上 前 | 0

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Three-phase permanent magnet synchronous machine - direct and quadrature currents and voltages
Hello Giovanni, The Clark and Park transformation implemented in our Simscape blocks are based on "magnitude invariant" convent...

3年以上 前 | 0

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PMSM Simscape Block - Inertia mask parameter
Hi Giovanni, In this case, if you can figure out what J_HarmonicDrive is, I'd use J = J_rotor + J_HarmonicDrive as the inertia...

3年以上 前 | 0

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Error when exporting current references to base workspace - Simscape Electrical PMSM Current Reference Generator
Hi Daniel, When you select "Automatically generated lookup-table" feature, the three fields -- "wMechanical (rpm)", "TqRef (N*m...

3年以上 前 | 0

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Model File Package for Motor Control Design Public Video
Current Control PI Gain Tuning, Speed Closed Loop Control, Torque Control, Flux Weakening Control...

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