Results 91 to 100 of about 339,697 (206)

Electrical Treeing in Silicone Rubber

open access: yes, 2011
Electrical treeing has been widely studied in a range of polymeric materials. In these investigations, the morphology and PD patterns associated with the growth of electrical trees in a model transparent silicone rubber were investigated using a new ...
Freebody, N A   +4 more
core  

Identifying prognostic indicators for electrical treeing in solid insulation through pulse sequence analysis [PDF]

open access: yes, 2014
Predictive maintenance attempts to evaluate the condition of equipment and predict the future trend of the equipment's aging, in order to reduce costs when compared to the two traditional approaches: corrective and preventive maintenance. This prediction
Aziz, Nur Hakimah   +2 more
core  

Nanosecond Breakdown Characteristics of C4F7N and Various Mixtures at Pressures Above 1 Atmosphere in Comparison with SF6

open access: yesApplied Sciences
This report evaluates the pulsed breakdown performance of C4F7N under a 6.8 kV/ns voltage excitation. The pulsed dielectric strength of C4F7N is compared to SF6 in the same experimental setup, and it is found that C4F7N concentrations of 50% or greater ...
Luke Silvestre   +6 more
doaj   +1 more source

Thermal ageing and its impact on charge trap density and breakdown strength in ldpe LDPE

open access: yes, 2015
Low-density polyethylene (LDPE) has been widely used as power cable insulation, because of its good electrical performance and stable chemical characteristics.
Chen, George   +3 more
core  

RF multicoupler design techniques to minimize problems of corona, multipaction, and stability [PDF]

open access: yes
A mathematical expression was derived describing multipacting and corona effects in a coaxial cavity. Both mechanical and electrical design techniques were investigated to minimize the susceptibility of coaxial cavity to corona and multipacting-type ...
Hurley, H. S., Kozakoff, D. J.
core   +1 more source

Air breakdown characteristics in plane-plane and sphere gap electrode configuration under lightning impulse [PDF]

open access: yes, 2014
This report describes the air breakdown characteristics in plane-plane and sphere gap electrode configuration under lightning impulse. The breakdown in air (spark breakdown) is the transition of a non-sustaining discharge into a self sustaining ...
Rosdi, Hairierosniza
core  

Investigation of reliability attributes and accelerated stress factors on terrestrial solar cells [PDF]

open access: yes
Three tasks were undertaken to investigate reliability attributes of terrestrial solar cells: (1) a study of the electrical behavior of cells in the second (reverse) quadrant; (2) the accelerated stress testing of three new state-of-the-art cells; and (3)
Lathrop, J. W., Prince, J. L.
core   +1 more source

Towards Recyclable Insulation Materials for High Voltage Cables

open access: yes, 2011
The preferred material for modern extruded high voltage transmission cables is cross-linked polyethylene (XLPE). This material has excellent thermo-mechanical and dielectric properties, however it is not easily recycled at end of use, raising questions ...
Hosier, I L, Swingler, S G, Vaughan, A S
core  

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