Phung, Van Trang: Enhancement of the control and diagnosis of mechanical failures of a drive by using load cycle identificationIdentifikation des zyklischen Lastprofils eines Antriebs zur Verbesserung der Regelung und der Diagnose von mechanischen Fehlern. 2017
Inhalt
- Acknowledgements
- Abstract
- Zusammenfassung
- Contents
- Nomenclatures
- 1 Introduction
- 1.1 Motivation of the work
- 1.2 State of the art
- 1.3 Objectives of this work
- 1.4 Outline of the chapters
- 2 Theoretical Fundamentals
- 2.1 The space phasor
- 2.2 Coordinate transformations
- 2.3 Mathematical model of the Permanent Magnet Synchronous Machine
- 2.4 Voltage source inverter
- 2.5 Space phasor modulation
- 2.6 Summary of the chapter
- 3 Field-oriented Control of the Permanent Magnet Synchronous Machine
- 4 Sensorless Control of the Permanent Magnet Synchronous Machine
- 4.1 Introduction
- 4.2 High-speed sensorless control of the drive
- 4.3 Low-speed sensorless control of the drive
- 4.4 Wide speed range sensorless control of the drive
- 4.5 Summary of the chapter
- 5 Load Torque Estimation in Repetitive Mechanical Systems
- 5.1 Introduction
- 5.2 Horizontal slider-crank mechanism
- 5.3 Load torque calculation in the horizontal slider-crank mechanism
- 5.4 Load torque estimation methods
- 5.5 Summary of the chapter
- 6 Diagnosis of Faults in Rolling Bearing
- 6.1 Introduction
- 6.2 Structure and load distribution of a rolling ball bearing
- 6.3 Bearing faults causes
- 6.4 Classification and signatures of bearing faults
- 6.5 Detection of the bearing faults
- 6.6 Summary of the chapter
- 7 Experimental Results
- 7.1 Introduction
- 7.2 Experimental Set-up
- 7.3 Load torque estimation and feed-forward control
- 7.4 Harmonic speed control
- 7.5 Sensorless control of the drive
- 7.6 Diagnosis of the bearing faults
- 7.7 Summary of the chapter
- 8 Conclusions
- 9 Appendix
- 9.1 Parameters of the PMSM
- 9.2 Kinetic analysis of the horizontal slider-crank mechanism
- 9.3 Derivations of the load torque components
- 10 References