Record Nr.

UNINA9910785886703321

Autore

Ramu T. S

Titolo

Diagnostic testing and life estimation of power equipment [[electronic resource] /] / T.S. Ramu

Pubbl/distr/stampa


Tunbridge Wells [England], : New Academic Science, c2012

ISBN

1-5231-1872-5

1-906574-60-X

Descrizione fisica

1 online resource (311 p.)

Soggetti

Electric power systems - Equipment and supplies

Electric power systems - Reliability

Lingua di pubblicazione

Inglese

Formato

Materiale a stampa

Livello bibliografico

Monografia

Note generali

Description based upon print version of record.

Nota di bibliografia

Includes bibliographical references.

Nota di contenuto

""Cover ""; ""Preface ""; ""Contents ""; ""Introduction""; ""Chapter 1 Dielectric Behaviour in Electric and Thermal Fields ""; ""1.1 Introduction ""; ""1.2 Mechanism of Electrical Conduction in Matter ""; ""1.2.1 Conduction in Metals""; ""1.2.2 Conduction in Dielectrics""; ""1.3 Charge Storage in Dielectrics ""; ""1.3.1 Electric Field between Charged Conducting Planes""; ""1.3.2 The Concept of Permittivity""; ""1.3.3 The Electric Dipole""; ""1.3.4 Structure of Dielectrics""; ""1.3.5 A Rigid Dipole in a Uniform External Field""; ""1.3.6 Energy in an Electrostatic Field""

""1.3.7 Interfacial Polarisation""""1.4 Non-Ideal Dielectrics ""; ""1.5 Behaviour of Dielectric in Time Varying Fields ""; ""1.5.1 The Concept of Complex Permittivity""; ""1.5.2 Frequency and Temperature Response of Dielectrics""; ""1.5.2.1 Frequency Response""; ""1.5.2.2 The Temperature Response""; ""1.5.3 Equivalent Circuits""; ""1.5.3.1 Equivalence of Parallel and Series Representations""; ""1.6 Conduction in Dielectrics ""; ""1.6.1 The Volume Conductivity""; ""1.6.2 Surface Conductivity""; ""1.7 Breakdown in Dielectrics ""; ""1.7.1 Breakdown Mechanisms in Gases""

""1.7.1.1 Electronegative Gases""""1.7.1.2 Paschenâ€?s Law""; ""1.7.2 Conduction and Breakdown in Liquids""; ""1.7.3 Breakdown Mechanisms in Solids""; ""1.7.3.1 Surface Breakdown""; ""1.7.3.2 Tracking in Solid Electrical Insulation""; ""1.7.3.3 Intrinsic Breakdown""; ""1.7.3.4 Breakdown in Commercial Dielectrics""; ""1.7.3.5 Breakdown due to

Treeing""; ""1.7.4 Corona and Partial Discharges ""; ""1.7.4.1 Corona Discharges""; ""1.7.4.2 Partial Discharges""; ""1.7.5 Thermal Breakdown""; ""1.7.5.1 The Steady-state Thermal Breakdown""; ""1.7.6 General Theory of Thermal Breakdown in Solids""

""1.7.6.1 Thermal Breakdown in â€?Thinâ€? Specimens""""Chapter 2 Measurement of Dielectric Parameters ""; ""2.1 General ""; ""2.2 Permittivity and tanÎ? ""; ""2.3 Volume and Surface Conductivity ""; ""2.4 Partial Discharge Measurements ""; ""2.5 Calibration of PD Measuring Circuits and Detector ""; ""2.6 Measurement of Dielectric Strength ""; ""Chapter 3 Models for Electrical Insulation Failure ""; ""3.1 General ""; ""3.2 Physical Models for Insulation Failure ""; ""3.3 Single Stress Modelling ""; ""3.3.1 Model for Ageing under Electrical Stress""; ""3.3.2 Thermal Stress Model""

""3.3.3 Modelling of Mechanical Stress""""3.4 Multifactor Models ""; ""3.4.1 Sequential Stress""; ""3.4.2 Combined Stress Models""; ""3.4.2.1 The Case of E + T""; ""3.4.2.2 The Case of E +M""; ""3.4.2.3 The Case of T + M""; ""3.4.2.4 The Case of T + E + M""; ""Chapter 4 Stochastic Nature of Electrical Insulation Failure ""; ""4.1 General ""; ""4.1.1 The Concept of a Random Variable (RV) ""; ""4.1.2 Conditional Probability""; ""4.1.3 The Hazard Function""; ""4.1.4 Probabilistic Aspects of Insulation Ageing""; ""4.2 Statistical Aspects of Thermal Ageing ""

""4.2.1 Measures of Dispersion and Central Tendencies of Probability Distributions""