Analog Devices ADSP-21990 Reference Frame Conversions Application Note

Introduces the theory of reference frames used in the analysis of electrical machines and provides routines for easy conversion between reference frames

Brand: Analog Devices
Category: industrial robots
Document type: Application Note
Language: English
Pages: 14
File format: PDF
File size: 358 KB
Published: 03 August, 2012
Updated: 01 October, 2023
Model: ADSP-21990
MD5 checksum: A34D8E22F16337C86249D61034A42416
PDF: Analog Devices ADSP-21990 Reference Frame Conversions Application Note PDF

About this manual

This document introduces reference frame theory for the analysis and digital control of AC machines, specifically focusing on the Permanent Magnet Synchronous Machine (PMSM). It details the mathematical concepts behind transforming three-phase variables into two-phase representations.

What's inside

Summary
Introduction to Reference Frame Theory
Three-phase to two-phase transformation
Vector rotation
Practical implementation
Conversion Routines
Software Example

Frequently asked questions

What is the main purpose of this application note?

This document provides an introduction to reference frame theory and includes routines that allow for easy conversion among different frames.

What type of machines does this theory apply to?

The developed theory is applicable to synchronous machines, such as the Permanent Magnet Synchronous Machine (PMSM).

What advantage does using a rotating reference frame provide?

The main advantage is that it eliminates position dependency from the machine electrical variables.

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