supported by the National Natural Science Foundation of China (Grant Nos. 50577021,50877025);the Doctor Program Foundation of Institutions Higher Education of China (Grant Nos. 200800790004)
The AC aging characteristics and mechanism of ZnO varistors have been widely concerned for a long time.In this paper,accelerated aging test of ZnO varistors was carried out based on the "ten degrees and a half" rule,p...
supported by the National Natural Science Foundation of China (Grant Nos. 50577021, 50877025);the Doctoral Program Foundation of Institutions of Higher Education of China (Grant No. 200800790004)
In order to reveal the conduction mechanism of ZnO varistor, the pulsed electroacoustic (PEA) measurement is employed to investigate the space charge distribution characteristics of ZnO varistors under different curre...