Results 101 to 110 of about 135,374 (222)

The Simulation of Failure Modes on ZnO Varistors

open access: yesIEEJ Transactions on Power and Energy, 2008
There are three main failure modes of ZnO varistors; thermal runaway, puncture and cracking. It is important from the operational point of view for user of ZnO surge arresters to know the fundamental mechanisms of these failure modes. I led many equations on these failures and simulated failure modes.
openaire   +1 more source

Effect of sintering temperature on structural and electrical properties of silica doped zinc oxide based varistor / Nur Farhaim Abdul Rasul [PDF]

open access: yes, 2017
The effect of sintering temperature on the structural and electrical properties of silica doped zinc oxide, Si-doped ZnO based varistor have been investigated. The Si-doped ZnO with composition x [SLS] 100-x [ZnO], x= 3 wt.
Abdul Rasul, Nur Farhaim
core  

Características microestructurales de varistores del sistema ZnO-BaO-P2O5

open access: yesBoletín de la Sociedad Española de Cerámica y Vidrio, 1999
Ceramic materials based on the system ZnO-BaO show a great potential for varistor applications. However, the BaO rich phase located at the grain boundaries shows high solubility in water which causes severe damage of the materials.
Fernández, J. F.   +5 more
doaj  

Numerical calculation of varistor model for sinusoidal signal [PDF]

open access: yes, 2008
ZnO varistors are semiconductor devices with highly nonlinear current-voltage characteristic and are widely used as devices for overvoltage protection. Varistor applications range from the use of small varistors to protect electronic components to large ...
Kostyla, P
core  

Cold-Sintered ZnO Ceramic Composites Co-Doped with Polytetrafluoroethylene and Oxides. [PDF]

open access: yesMolecules, 2023
Xiao Y   +7 more
europepmc   +1 more source

Fabrication of Sn-Doped ZnO Varistor by Solid State Processing

open access: yes, 2011
In this work, systematic substitution of ZnO with SnO2 in ZnO-based varistor composition was investigated through analysis of densification, phase formation, microstructure and non-linear properties. The general formula was Zn0.96-xSnxBi0.02Co0.02Oβ with
Warunee Srichan   +4 more
core   +1 more source

Microstructure and electrical properties of Y(NO(3))(3)center dot 6H(2)O-doped ZnO-Bi(2)O(3)-based varistor ceramics

open access: yes, 2011
Y(NO(3))center dot 6H(2)O-doped ZnO-Bi(2)O(3)-based varistor ceramics were prepared using a solid reaction route. The microstructure, electrical properties, degradation coefficient (D(V)), and dielectric characteristics of varistor ceramics were studied ...
Cheng XN   +5 more
core  

Penghasilan varistor ZnO melalui kaedah pencampuran konvensional dan pengelompokan induk

open access: yes, 2010
Varistor berasaskan zink oksida, ZnO telah difabrikasikan menggunakan teknik percampuran konvensional dan pengelompokan induk (PI). Kesan halaju pengisaran mesin pengisar bola planet (PBM) semasa proses penghomogenan dalam penghasilan varistor ...
Noor Azira, Mohd Noor
core  

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