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Produktbild: Partial Discharges (PD)

Partial Discharges (PD) Detection, Identification and Localization

Aus der Reihe IEEE Press

125,99 €

inkl. gesetzl. MwSt., Versandkostenfrei

Beschreibung

Produktdetails

Einband

Gebundene Ausgabe

Erscheinungsdatum

01.09.2023

Verlag

John Wiley & Sons Inc

Seitenzahl

336

Maße (L/B/H)

24,5/17,6/2,2 cm

Gewicht

802 g

Auflage

1. Auflage

Sprache

Englisch

ISBN

978-1-119-56845-2

Beschreibung

Produktdetails

Einband

Gebundene Ausgabe

Erscheinungsdatum

01.09.2023

Verlag

John Wiley & Sons Inc

Seitenzahl

336

Maße (L/B/H)

24,5/17,6/2,2 cm

Gewicht

802 g

Auflage

1. Auflage

Sprache

Englisch

ISBN

978-1-119-56845-2

Herstelleradresse

Libri GmbH
Europaallee 1
36244 Bad Hersfeld
DE

Email: gpsr@libri.de

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Die Leseprobe wird geladen.
  • Produktbild: Partial Discharges (PD)

  • Author Biographies xi

    Foreword xiii

    Symbols and Abbreviations xv

    1 Introduction 1

    1.1 Overview 2

    1.2 Acknowledgments 3

    1.3 Users 3

    2 Physical Behavior of Partial Discharges 5

    2.1 Introduction 5

    2.2 External Discharges 7

    2.2.1 Tip with Negative Polarity 10

    2.2.2 Tip with Positive Polarity 11

    2.3 Internal Discharges 17

    2.3.1 Discharges in Liquid Insulation 17

    2.3.2 Discharges in Solid Insulation 18

    2.4 Gliding Discharges 24

    2.5 PD Quantities 24

    References 29

    3 Modeling of PD Behavior 33

    3.1 Introduction 33

    3.2 Network-Based Model 33

    3.3 Field-Based Model 42

    3.3.1 Stages of PD Behavior Modeling for DC Conditions 48

    3.3.1.1 Stage 1: Inception of Ionization Processes 48

    3.3.1.2 Stage 2: Establishment of an Electrical Dipole 49

    3.3.1.3 Stage 3: Dissipation of the Electrical Dipole 49

    3.3.2 Extended Modeling Parameters 49

    3.3.3 Summary 52

    References 53

    4 Measurement of Partial Discharges 55

    4.1 Introduction 55

    4.2 Signal Properties 57

    4.2.1 Device Under Test 57

    4.2.2 High Voltage Circuit 58

    4.3 Coupling Methods 59

    4.3.1 Capacitive Coupling with Measuring Impedance 60

    4.3.2 Inductive Coupling with High-Frequency Current Transformer 65

    4.4 Signal Processing 68

    4.4.1 Full Analog Processing 68

    4.4.2 Semi-Digital Processing 68

    4.4.3 Full Digital Processing 69

    4.5 Measurement Principles 70

    4.5.1 Narrow-Band Measurement 72

    4.5.2 Wide-Band Measurement 76

    4.5.3 Time Domain Integration 79

    4.5.4 Radio Interference Voltage (RIV) Measurement 83

    4.5.5 Synchronous Measurement for Multichannel Application 84

    4.6 Noise Suppression and Reduction 86

    4.6.1 Introduction 86

    4.6.2 Noise Sources 87

    4.6.2.1 Main Sources of Conducted Coupled Noise 87

    4.6.2.2 Blocking Impedance and Filters 88

    4.6.2.3 Electrodes and Wire 88

    4.6.2.4 Coupling Capacitor 88

    4.6.2.5 Floating Potential Elements 88

    4.6.2.6 Pulse-Shaped and Harmonic Noise 89

    4.6.2.7 Noise via Grounding System or Wire Loops 89

    4.6.2.8 Mains Plug and Background Noise of the Measurement Instrument 89

    4.6.3 Denoising Methods 89

    4.6.3.1 Shielding 90

    4.6.3.2 Filters 90

    4.6.3.3 Balanced Bridge Measurements 90

    4.6.3.4 Windowing 92

    4.6.3.5 Gating 93

    4.6.3.6 Clustering 93

    4.7 Visualization and Interpretation of PD Events 96

    4.7.1 Introduction 96

    4.7.2 Classical Methods 97

    4.7.3 Advanced Methods 99

    4.7.4 Pulse Sequence Analysis 103

    4.8 Artificial Intelligence and Expert Systems 104

    4.8.1 Introduction 104

    4.8.2 Artificial Intelligence and Artificial Neural Networks 105

    4.8.2.1 Learning Process 107

    4.8.2.2 ANN Architecture 108

    4.8.2.3 Common Principles 108

    4.8.2.4 Applications for PD Classification and Localization 110

    4.8.2.5 Basic Principles of PD Recognition 110

    4.8.3 Expert System 116

    4.8.3.1 Introduction 116

    4.8.3.2 Application for PD Diagnostic 118

    4.9 Calibration 119

    4.9.1 Calibration of PD Measuring Circuit 119

    4.9.2 Performance Test of PD Calibrators 122

    References 124

    5 Electromagnetic Methods for PD Detection 129

    5.1 Introduction 129

    5.2 PD Measurement by HF and VHF Sensors 129

    5.2.1 PD Measurement by cc 129

    5.2.1.1 Theory 129

    5.2.1.2 cc Characteristics and Installation Aspect for PD Measurement 133

    5.2.1.3 cc Installation 134

    5.2.1.4 cc for PD Measurement 134

    5.2.2 PD Measurement by Inductive Couplers 137

    5.2.2.1 PD Measurement by High-Frequency Current Transformers 137

    5.2.2.2 PD Measurement by Rogowski Coil 141