Speed/position sensor fault tolerant control in adjustable speed drives - A review
M Bourogaoui1, H Ben Attia Sethom1, I Slama Belkhodja2
1Université de TunisEl Manar, Ecole Nationale d׳Ingénieurs de Tunis, LR11ES15 Laboratoire des Systèmes Electriques, 1002 Tunis, Tunisie; Université de Carthage, Ecole Supérieure de Technologie et d'Informatique, 2035 Tunis, Tunisie.
ISA Transactions
|June 7, 2016
Summary
This review covers fault detection and isolation (FDI) and fault-tolerant control (FTC) for adjustable speed drives (ASDs). It focuses on position sensor faults and sensorless control strategies in electric machines.
Area of Science:
- Electrical Engineering
- Control Systems
- Mechatronics
Background:
- Position sensors are critical components in Adjustable Speed Drives (ASDs) for electric machine vector control.
- Failures in position sensors can lead to system malfunction and performance degradation.
Purpose of the Study:
- To present a comprehensive bibliographical review of Fault Detection and Isolation (FDI) and Fault Tolerant Control (FTC) techniques for ASDs.
- To specifically address position sensor faults and sensorless control-based FTC in ASDs.
Main Methods:
- Extensive literature review of scientific papers and manufacturer technical documents.
- Analysis of 186 references from 1981 to the present.
Main Results:
- Identified key FDI strategies for position sensor faults in ASDs.
- Reviewed sensorless control approaches for achieving FTC in the absence of position sensor data.
Conclusions:
- Highlights the importance of robust FDI and FTC for reliable ASD operation.
- Emphasizes the trend towards sensorless control to mitigate position sensor failures.
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