Title :
Study of Thermal Runway/Equivalent Prorated Model of a ZnO Surge Arrester
Author :
Nishiwaki, S. ; Satoh, T. ; Mizoguchi, H. ; Kimura, H. ; Yanabu, S.
Author_Institution :
Toshiba Corporation
Abstract :
Zinc-oxide surge arresters experience thermal runaway when the temperature rises beyond the permissible limit. This phenomenon is created by increased leakage current resulting from a resistance drop of ZnO elements in the low current region which occurs along with the temperature rise.
Keywords :
Absorption; Arresters; Capacitors; Electrodes; Porcelain; Surges; Temperature measurement; Testing; Voltage; Zinc oxide;
Journal_Title :
Power Apparatus and Systems, IEEE Transactions on
DOI :
10.1109/TPAS.1984.318260
