How to construct estimated back EMF for pmsm

Thread Starter

Amir@

Joined Jul 3, 2024
1
How to construct the back EMF and the output for the PLL to estimate the motor speed and phase angle for sensorless control for PMSM and the FOC.by using PSIM simulation software.
 

nsaspook

Joined Aug 27, 2009
16,255
At the very least the TS needs to also not use all of the abbreviations. People like me often avoid those threads.
No. Those abbreviations are a response filter. You can't answer the questions if you don't know what they mean (as a person versed in the art) in the context of the OP question.
https://www.digikey.com/en/articles/controlling-sensorless-bldc-motors-via-back-emf

The main problem is the OP has a specific configuration for the basic calculations that's far too complicated for simple answers.
 
Last edited:

MisterBill2

Joined Jan 23, 2018
27,193
No. Those abbreviations are a response filter. You can't answer the questions if you don't know what they mean (as a person versed in the art) in the context of the OP question.
https://www.digikey.com/en/articles/controlling-sensorless-bldc-motors-via-back-emf

The main problem is the OP has a specific configuration for the basic calculations that's far too complicated for simple answers.
"GOOD LUCK" in getting a useful response. Yes I discerned what the abbreviations meant. But as the forums are at least partly to educate those who are not experts in some areas, secret codes seem inappropriate.
 

nsaspook

Joined Aug 27, 2009
16,255
"GOOD LUCK" in getting a useful response. Yes I discerned what the abbreviations meant. But as the forums are at least partly to educate those who are not experts in some areas, secret codes seem inappropriate.
Please stop it. You are wasting the OP and our time. I and others need more circuit information for a useful response.

They are not secret codes anymore than FET is a secret code. Their usage was perfectly acceptable and appropriate for the question.
 
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