Results 51 to 60 of about 86 (79)

Improving Surge Voltage and Power Loss of the MOV-MOV-C Approach for Low-Scale DC Solid-State Circuit Breaker Applications

open access: yesIEEE Open Journal of the Industrial Electronics Society
The dc solid-state circuit breaker (SSCB) is commonly used to protect sensitive equipment and enhance system stability by quickly interrupting fault currents, thereby increasing overall safety.
Phanit Sok   +3 more
doaj   +1 more source

STUDY ON SURGE ARRESTER PERFORMANCE DUE TO LIGHTNING STROKE IN 20 KV DISTRIBUTION LINES

open access: yesTeknik, 2012
Electric energy has been transmiting from power station to end user with transmission and distribution lines.Lightning strokes are problems that occure in transmission and distribution lines and make them fault when theelectric energy were transmited ...
Agung Warsito   +2 more
doaj  

Analysis and Implementation of the Crowbar Clamping Circuit for Surge Voltage Reduction in the DC Solid-State Circuit Breaker

open access: yesIEEE Access
The DC Solid-State Circuit Breaker (SSCB) is usually used to prevent damage to sensitive equipment and ensure system stability by rapidly interrupting fault currents and improving safety.
Phanit Sok   +2 more
doaj   +1 more source

多种冲击电流下金属氧化物压敏电阻动态模型准确性分析

open access: yesGaoya dianqi
为研究IEEE模型和Pinceti模型对金属氧化物压敏电阻(metal-oxide varistor,MOV)的仿真准确性,以额定电压为150~750 V的6种MOV为对象,理论和试验分析了不同幅值4/10 μs、8/20 μs雷电冲击电流和30/60 μs操作冲击电流下的残压及吸收能量。结果表明,在IEEE模型参数确定中,随操作冲击电流幅值的增大,非线性电阻参考电压取值增大但电感取值减小;在残压预测中,IEEE模型误差为2.6%,较Pinceti模型误差4.6%更准确;在MOV吸收能量估算中 ...
王伟芳   +4 more
doaj  
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Metal Oxide Varistor (MOV) Lifetime Estimation with Impulse-Based Testing in PV Inverter Systems

2022 IEEE 13th International Symposium on Power Electronics for Distributed Generation Systems (PEDG), 2022
Yuxi Men   +3 more
openaire   +3 more sources

Coordination of surge protection and operation of thermal protection at metal oxide varistor (MOV)

2025 International Symposium on Lightning Protection (XVIII SIPDA)
Naoyuki Tsukamoto   +2 more
openaire   +3 more sources

Power dissipation of XnO-based metal oxide varistors (MOVs) for electronic circuit protection

Proceedings. 7th International Conference on Solid-State and Integrated Circuits Technology, 2004., 2005
Power dissipation in the high-current (upturn) region of the current-voltage characteristic of ZnO-based metal oxide varistors (MOVs) has been observed to be influenced by the ZnO grain resistivity and nonlinearity. Power dissipation lower than 20 kW was observed in samples with lower grain resistivity values (less than 1 /spl Omega/cm) and higher ...
S. Mahmud, M.J. Abdullah, Z.Mohd. Amin
openaire   +1 more source

Der Metall‐Oxid‐Varistor (MOV)

Physik in unserer Zeit, 1986
Elmar Ziegler, Reinhard Helbig
openaire   +1 more source

Simplified Thermal Computation of a Metal Oxide Varistor Element under a Lightning Impulse Current Injection

IEEJ Transactions on Electrical and Electronic Engineering, 2021
Yoshihiro Baba
exaly  

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