XLPE power cable insulation
Determining the Number of Parallel RC Branches in Polarization / Depolarization Current Modeling for XLPE Cable Insulation
... electric power distribution system is the underground ...the cable may lead to insulation degradations and subsequent cable ...of cable insulation operating is critical, in order ...
9
A study on the performance of underground XLPE cables insulation using Tan d and capacitance measurements
... Underground XLPE cables are widely used for underground cables system especially in urban or compact area that provides many facilities to its ...underground XLPE cables possess excellent dielectric ...
5
Influence of thermal treatment and residues on space charge accumulation in XLPE for DC power cable application
... bulk insulation of underground high voltage power cables due to its high dielectric strength and electrical resistivity in combination with some excellent physical properties such as resistance to cracking ...
16
The Influence of Material Modification and Residues on Space Charge Accumulation in XLPE for DC Power Cable Application
... on cable geometry is time consuming and costly because of the difficulty of prototype cable manufacture, thus many experiments still need to be carried out on plaque samples for the purpose of space charge ...
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“Mirror Image Effect” Space Charge Distribution in XLPE Power Cable under Opposite Stressing Voltage Polarity
... The excellent electrical properties of cross-linked polyethylene (XLPE), in combination with its good physical properties, have attracted many manufacturers worldwide to consider its application for high voltage ...
5
Electrical treeing in XLPE insulation in frequency range between 20 and 500 Hz
... long term degradation of polymeric materials used in high voltage ac applications. In this paper we report an investigation of electrical tree growth characteristics in XLPE samples from a commercial XLPE ...
6
Exploring the Association between Network, Cognitive, Structural Social Capital and the Risk of Clinical Depression in Taiwan
... unshielded power cables and excited using an incident 1V peak Gaussian pulse from a signal generator (Tektronix AWG ...the power cable and was reflected once it experienced an open ...Unshielded ...
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ELECTRIC FIELD AND CURRENT DENSITY CHARACTERISTIC OF CONTAMINATED SOLID INSULATOR
... the power rating as high as 1500MW ...long-distance power transmission, it is with lower power loss than HVAC transmission for the same power capacity [10], and long distance transmission can ...
7
"Mirror Image" space charge distribution in XLPE power cable under opposite stressing voltage polarity
... of insulation and the position of its peak steadily shifts towards outer sheath of the cable owing to the cancellation between this newly formed negative charge and previously formed positive charge, as ...
6
Electrical Treeing in Power Cable Insulation under Harmonics Superimposed on Unfiltered HVDC Voltages
... Abstract: Insulation degradation is an irreversible phenomenon that can potentially lead to failure of power cable ...on power cable insulation is predicted to contribute to ...
16
Electrical treeing in cable insulation under different HVDC operational conditions
... the insulation of polymeric power cables leading to a complete ...the insulation samples, potentially leading to electrical ...on insulation degradations can contribute to improvements in ...
15
Electric field and space charge characteristics of XLPE insulation doped with nanofillers
... In power transmission context, normally the space charges are piled up along on conductor’s surface since the supply is at the conductor side and ground at the outer shield of ...
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Experimental Study on the Cyclic Ampacity and Its Factor of 10 kV XLPE Cable
... ABSTRACT The load varies periodically, but the peak current of power cable is controlled by its continuous ampacity in China, resulting in the highest conductor temperature is much lower[r] ...
5
Characterizing HV XLPE cables by electrical, chemical and microstructural measurements on cable peeling: Effects of surface roughness, thermal treatment and peeling location
... by XLPE produced using extra-clean materials and processes. The insulation thickness was 14 ...of cable insulation, in order to constitute the reference for elec- trical, micro-structural, and ...
6
Partial discharge detection for condition monitoring of an 11 Kv XLPE cable
... For maintenance purposes, early detection of discharges in cables is an important diagnostic tool to assess the cable condition and if possible to locate the defect, especially since it [r] ...
24
Partial discharge detection for condition monitoring of an 11 kV XLPE cable Part II
... solid insulation not covered by the ...liquid insulation around the conductors that are away or removed from the solid insulation ...the insulation and after treeing has progressed for some ...
6
CableCrossRef Jul70 pdf
... DESCRIPTION Cable Type Function 72 Cond Cable Strd Wire 1 6 Ft Power Cord No.. Disk Special Cable DC Power Harness Power Cord.[r] ...
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Electric Field Analysis of High Voltage Underground Cable using Finite Element Method
... the cable. The voltage distribution along the diameter of the 33kV XLPE based underground cable using Finite Element Method (FEM) is observed and shown in ...33kV XLPE based underground ...
6
Space charge and associated electroluminescence processes in XLPE cable peelings
... There is a general agreement among researchers that electrical aging of synthetic insulation used in high vol- tage cables could be started by space charge accumula- tion. However, there is no clear picture of the ...
6
Application of thermoelectric aging models to polymeric insulation in cable geometry
... the cable, it is therefore necessary to decide upon the condition under which the cable fails – ...whole cable to age to a defined end-point, or whether it is sufficient for only one region to reach ...
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