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Electric Machines by Homayoun Meshgin-Kelk, Seungdeog Choi, Subhasis Nandi, Hamid A. Toliyat

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8

Application of Pattern Recognition to Fault Diagnosis

Masoud Hajiaghajani Ph.D

8.1 Introduction

The problem of fault diagnosis can be viewed as a classification problem if a proper selection of features and classifier is chosen. To begin with, we introduce the pattern recognition system structure and then the classifier design problem will be addressed for our fault diagnosis system. The presented technique will be used for both alternating current (AC) and direct current (DC) machines fault detection.

Many data-driven, knowledge-based, and analytical approaches incorporate pattern-based techniques to some extent. Pattern-based methods generally consist of templates or patterns distinguishing acceptable and unacceptable operations that ...

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