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Electrical safety engineering /
| Clasificación: | Libro Electrónico |
|---|---|
| Autor principal: | |
| Otros Autores: | |
| Formato: | Electrónico eBook |
| Idioma: | Inglés |
| Publicado: |
Oxford ; Boston :
Butterworth-Heinemann,
1993.
|
| Edición: | Third edition /. / |
| Temas: | |
| Acceso en línea: | Texto completo |
Tabla de Contenidos:
- Front Cover; Electrical Safety Engineering; Copyright Page; Table of Contents; Foreword; Preface; Part 1: General; Chapter 1. Introduction; 1.1 Electrical hazards and electrical safety; 1.2 Control of staff; 1.3 Permits to work; 1.4 Testing and research work etc; 1.5 Non-electrical causes; 1.6 Equipment design; 1.7 Investigations; 1.8 Report writing; 1.9 Developments in engineering; 1.10 Legislation and its administration; 1.11 'Consumer' safety; 1.12 Low voltage-below 1000 volts a.c. etc; 1.13 Technical advice and expertise; 1.14 Conclusion; References and further reading.
- Chapter 2. Statistical studies and reliability2.1 Introduction; 2.2 Fundamental considerations; 2.3 The binomial frequency distribution; 2.4 The Gaussian or normal distribution and the law of error; 2.5 Range; 2.6 Confidence limits; 2.7 Alternative presentations of frequency distributions; 2.8 The Poisson distribution or law of small numbers; 2.9 Lack of homogeneity; 2.10 Samples and sampling; 2.11 Extreme values; 2.12 Empirical distributions; 2.13 Weibull's distribution; 2.14 The method of moments and goodness of fit; 2.15 Statistical monitoring and control limits.
- 2.16 Accident control charts2.17 Test results; 2.18 Factor of safety and calamity hazards; 2.19 Reliability and planned maintenance; References and further reading; Chapter 3. The nature of electrical injuries; 3.1 Types of injury; 3.2 Electric shock; 3.3 Other injuries; 3.4 Protection against electrical injuries; 3.5 Toxic hazards; 3.6 Conclusion; References and further reading; Chapter 4. Mechanical causes of electrical failures; 4.1 Introduction; 4.2 Simple examples; 4.3 Mechanical resonance and fatigue fractures; 4.4 Corrosion fatigue and stress corrosion.
- 4.5 Resilience, stress raisers and elastic distortion4.6 Examples of failure; 4.7 Brittle fractures; 4.8 Fracture of insulators; 4.9 Causes of insulator stresses; 4.10 Cable failures; 4.11 Conclusion; Chapter 5. Failure of electrical insulation; 5.1 Note on terminology; 5.2 Breakdown of insulating materials; 5.3 Potential field theory; 5.4 Resistance-controlled insulator surface voltage gradients; 5.5 Dipoles and dipole moment; 5.6 Some fundamental principles; 5.7 Liquid insulation; 5.8 Polarization and ionization; 5.9 Extension of Helmholtz theory to insulating liquids.
- 5.10 The Helmholtz double layer5.11 Electro-capillarity and the failure of d.c. cables and switchboards; 5.12 Electrophoresis (cataphoresis); 5.13 Application to insulating fluids; 5.14 Bubbles and ionization; 5.15 Lack of homogeneity; 5.16 Lining up; 5.17 Chemical aspects of insulating oil failure; 5.18 Breakdown of air; 5.19 Coherer effects; 5.20 Surface moisture films; 5.21 Tracking; 5.22 Glass and porcelain; 5.23 Solid and laminated insulating material; 5.24 Hot spots; 5.25 Recapitulation; 5.26 Mechanical and thermal failure of solid insulation; 5.27 Types of synthetic insulation.