Annual Report, Volumes 1-2This volume presents papers on the increased understanding of the basic physics of dielectric phenomena and their relation to insulation applications situations. Topics include: high field effects; electrohydrodynamics; charge field mapping; surface flashover; and polarization phenomena. |
Contents
Paper 2A1 Discussion of spacecharge life model | 36 |
Paper 2A14 | 40 |
Paper 2A3 Application of relaxation current measurements | 45 |
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aging anode applied field applied voltage breakdown strength cable calculated capacitance capacitor carbon black cathode characteristics charge density circuit component conductivity constant contact angle current density cycle DC voltage decrease defect dependence dielectric properties dielectric strength dipoles effect electric field electric strength electrical breakdown Electrical Insulation electrical tree electrode energy experimental Figure filler flashover frequency high voltage HVDC IEEE IEEE Trans impulse voltage increase injection insulating materials interface investigated Japan kV/mm layer LDPE leakage current magnitude measurements method moisture MV/cm negative observed obtained oxidation paper parameters partial discharge PD pattern PD pulse peak permittivity phase Phys polyethylene polymer positive pressboard relaxation currents room temperature sample sensor shown in Fig shows signal silicone space charge distributions specimens surface resistance technique Technology thickness trapped University water trees waveform Weibull Weibull distribution XLPE