Chapter 16

Corona and Noise

16.1 Corona Modes 16-2

Negative Corona Modes • Positive Corona Modes • AC Corona

16.2 Main Effects of Corona Discharges on Overhead Lines16-10

Corona Losses • Electromagnetic Interference • Audible Noise • Example of Calculation

16.3 Impact on the Selection of Line Conductors16-17

Corona Performance of HV Lines • Approach to Control the Corona Performance • Selection of Line Conductors

16.4 Conclusions 16-23

References16-24

Giao N. Trinh (retired)

Hydro-Québec Institute of Research

Modern electric power systems are often characterized by generating stations located far away from the consumption centers, with long overhead transmission lines to transmit the energy from the generating sites to the load centers. From ...

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