Results 101 to 110 of about 2,880 (232)

Temperature dependance of charge packet velocity in XLPE Cable peelings [PDF]

, 2007
The generation and transit of charge packets in 150μm thick peelings from the insulation of Medium Voltage Cables manufactured using the same XLPE batch have been investigated at a number of different temperatures.
Dissado, L. A., Fothergill, J., Seeley, A., Zadeh, S.   +3 more
core   +1 more source

Polarity-Dependent DC Dielectric Behavior of Virgin XLPO, XLPE, and PVC Cable Insulations

Energies
Reliable DC cable insulation is crucial for photovoltaic (PV) systems and high-voltage DC (HVDC) networks. However, conventional materials such as cross-linked polyethylene (XLPE) and polyvinyl chloride (PVC) face challenges under prolonged DC stress ...
Khomsan Ruangwong, Norasage Pattanadech, Pittaya Pannil   +2 more
doaj   +1 more source

^1H NMR tests on damaged and undamaged XLPE and SiR samples

High Voltage, 2019
Cross-linked polyethylene (XLPE) and silicone rubber (SiR) samples were subjected to a high-voltage AC stress plane–plane configuration and inclined plane test, respectively.
Lydia Gkoura, Taiji Wang, Athanasios Anastasiou, Noureddine Harid, Huw Griffiths, Huw Griffiths, Manu Haddad, Michalis Fardis, Marina Karayianni   +8 more
doaj   +1 more source

Laboratory and field partial discharge measurement in HVDC power cables [PDF]

, 2015
A range of experimental and field measurements of partial discharge (PD) activity under high voltage direct current (HVDC) conditions have been conducted with the goal of developing effective monitoring techniques for PD in HVDC cables and ancillary ...
Awodola, Joseph, Corr, Edward, Giussani, Riccardo, Hu, Xiao, Judd, Martin, Neumann, Alex, Reid, Alistair, Seltzer-Grant, Malcolm, Siew, W H, Zhu, Minan   +9 more
core  

Space charge and charge trapping characteristics of cross-linked polyethylene subjected to ac electric stresses

, 2006
This paper reports on the result of space charge evolution in cross-linked polyethylene (XLPE) planar samples of approximately 220 ?m thick. The space charge measurement technique used in this study is the PEA method.
Chen, G, Chong, Y L, Matsui, K, Miyake, H, Takada, T, Tanaka, Y   +5 more
core   +1 more source

Ageing, space charge and nanodielectrics: Ten things we don't know about dielectrics [PDF]

, 2007
Three areas of considerable progress are identified in the area of polymeric insulation since the mid 1990s (i.e. since the inception of the Eric O.
Fothergill, J.
core   +2 more sources

“Mirror Image Effect” Space Charge Distribution in XLPE Power Cable under Opposite Stressing Voltage Polarity

, 2005
The paper presents space charge distributions under opposite voltage polarities in full size cross-linked polyethylene power cables using the pulsed electro-acoustic technique.
Chen, G, Fothergill, J C, Fu, M
core  

Evaluation of the onset of space charge and electroluminescence as a marker for cross linked polyethylene ageing [PDF]

, 2001
The aim of the “ARTEMIS” project is to investigate the ageing mechanisms for cross-linked polyethylene under thermo-electrical stress and to identify ageing markers, which can be used to carry out diagnostic procedures.
A. See (7584137), Christian Laurent (285701), G.C. Montanari (7595879), G.C. Stevens (7595876), Gilbert Teyssedre (7584446), John C. Fothergill (7581362), Len A. Dissado (7583801)   +6 more
core  

Thermoplastic materials aging under various stresses [PDF]

, 2016
The most popular cable insulation material used is XLPE due to its excellent electrical and thermal properties. However, it does not lend itself to ease of recycling.
Corr, Edward, Given, Martin J, He, Jinliang, Li, Qingmin, Siew, Wah Hoon, Zhao, Weijia   +5 more
core   +1 more source

Influence of Moisture on the Electrical Properties of XLPE Insulation [PDF]

, 2010
During their operating service, insulated power cables can be exposed to wet environment. The presence of moisture in cables surroundings may affect the properties of the used insulation material for instance, XLPE widely employed in MV and HV power ...
Aufray, Maëlenn, Drouet, Christophe, Lamure, Alain, Mecheri, Yacine, Nedjar, Mohamed   +4 more
core   +4 more sources