Benzerouk, Djamal: Pulse Sequence Analysis and Pulse Shape Analysis: Methods to Analyze Partial Discharge ProcessesPuls-Sequenz- und Impulsform-Analyse: Diagnoseverfahren zur Untersuchung von Teilentladungsprozessen. 2008
Inhalt
- Acknowledgement
- Kurzfassung
- Contents
- Introduction
- 1 Partial Discharges, Theory and Models
- 1.1 Basics of partial discharges
- 1.2 Physics of partial discharges
- 1.3 Phenomenology of partial discharges
- 1.4 Partial discharges equivalent circuit
- 1.5 PD analysis and representation
- 2 Partial Discharges, Measurements and Materials
- 2.0 Introduction
- 2.1 Partial discharge detection
- 2.2 PD pulse shape registration
- 2.3 PD measurement system
- 2.4 Calibration of the PD magnitude
- 2.5 Test objects
- 3 Pulse Sequence Analysis
- 3.0 Introduction
- 3.1 Software description
- 3.2 Graphical user interface
- 3.3 Characteristic parameters for Pulse Sequence Analysis
- 3.4 Summary
- 4 Pulse Shape Analysis
- 4.0 Introduction
- 4.1 Partial discharge pulse shape
- 4.2 Anomalous discharge signals
- 4.3 Double and multiple discharge pulses
- 4.4 Separation of the noise signals from discharge pulses
- 4.5 Identification and separation of PD sources in stator windings
- 4.6 Summary
- 5 Space Charges and their Influence on Partial Discharge Processes
- 5.0 Introduction
- 5.1 Space charges in solid dielectrics
- 5.2 Description of space charge effects with the improved PD equivalent circuit
- 5.3 Influence of space charges on the PD pulse heights
- 5.4 Partial discharges during electrical treeing in polyethylene
- 5.5 Polarity dependence of the build-up of space charges
- 5.7 Summary
- 6 Partial Discharges in the Insulation System of Rotating Machines
- 6.0 Introduction
- 6.1 PD measurements on the stator windings of a small AC motor
- 6.2 PD measurements on stator bars of high voltage rotating machines
- 6.3 Summary
- 7 General Conclusions
- References