Results 61 to 70 of about 1,997 (175)

Effect of impulse polarity on the flashover voltage of polluted cap and pin insulators [PDF]

open access: yes, 2009
The lightning impulse flashover voltage on clean and polluted cap and pin insulators under high humidity conditions were measured. It was shown that the negative flashover voltage of non-uniformly polluted insulators is about 15% lower than the positive ...
Schwarz, H, Haeusler, H, Chrzan, K L
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Synchronization Study and Introductory Experiment οf Laser-Triggered Surface Flashover in Voltage Pulse

open access: yes, 2009
With the aim of studying the characteristics of laser-triggered surface flashover in voltage pulse, synchronization problem of laser pulse and voltage pulse should be solved.
Zhang, D.   +5 more
core   +1 more source

Surface Flashover of Silicon

open access: yes, 1990
The development of high-voltage semiconductor devices has been hampered by the occurrence of flashover at the surface of the semiconductor. The physical mechanisms responsible for this phenomenon are not understood.
Williams, P. F.   +7 more
core  

Evaluation of Flashover Voltage on Hydrophobic Polymer Insulators with Artificial Neural Network

open access: yes, 2012
This paper presents an experimental measurement of ac 50 Hz flashover voltage (kV) of hydrophobic polymer insulators. Hundred thirty five different testing conditions were used to evaluate the electrical performance of hydrophobic surfaces of composite ...
Aly, Saleh, Nasrat, L. S.
core  

Voltage Distribution and Flashover Performance of 220 kV Composite Insulators under Different Icing Conditions

open access: yes, 2018
Composite insulators are widely used in modern power systems to provide electrical insulation and mechanical support for transmission lines and substations.
Pengkang Xie   +4 more
core   +1 more source

Anode-Initiated Surface Flashover [PDF]

open access: yes, 1979
Either of two distinctively different surface flashover mechanisms may lead to the electrical breakdown of an insulator under high voltage stress in vacuum.
Anderson, R. A.
core  

Flashover Characteristics on the Gap of Rod to Plane Applied Bipolar Impulse Voltage [PDF]

open access: yes, 1986
This paper describes the fifty percent flashover voltage and the V-t curve for a rod-plane gap applied bipolar impulse voltage, and the behaviour of the space charge in the gap.
MIYASATO, Kenji   +2 more
core  

Statistical analysis of critical flashover voltage and standard deviation of switching surges and lightning impulses

open access: yes, 1973
In order to analyze critical flashover voltage methods a set of experimentally determined data has been used. This data was supplied by the A. B. Chance Company. The data presents the flashover probability as regards to impulse voltage.
Singh, Gurdip
core  

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