Results 71 to 80 of about 1,208 (182)

Additive Interaction Effect on High‐Temperature Stability of XLPE Insulation for High‐Voltage Cables

open access: yesHigh Voltage
The high‐voltage cable is one of the key equipment for power transmission, and its reliable operation depends on the crosslinked polyethylene (XLPE) insulation.
Hongjian Liu   +7 more
doaj   +1 more source

Development of external diagnosis for terminal in XLPE cables

open access: yes2009 Transmission & Distribution Conference & Exposition: Asia and Pacific, 2009
To develop diagnostic method for terminals in aged XLPE cable lines, an external diagnosis of deterioration signals relating to partial discharge generated in the aged terminal has been investigated. The authors focused on acetylene as the particular gas produced by discharge from the results on partial discharge experiment using sheet specimens with a
Kohama, Takaharu   +5 more
openaire   +1 more source

Morphological, Structural, and Dielectric Properties of Thermally Aged AC 500 kV XLPE Submarine Cable Insulation Material and Its Deterioration Condition Assessment

open access: yesIEEE Access, 2019
Cross-linked polyethylene (XLPE) has been widely used as insulation material for cables. In 2019, the highest voltage level AC 500 kV XLPE submarine cable has been operated in Zhoushan, China.
Zhiqian Liu   +5 more
doaj   +1 more source

The impact of XLPE surface defects on electric field and breakdown voltage

open access: yesFrontiers in Energy Research
During the construction of cable joints, three common defects may occur on the XLPE surface: scratches, moisture exposure, and adhered contaminated particles.
Guanghua He   +6 more
doaj   +1 more source

Comparative Effects of Al2O3 and SiO2 Nanofillers on the Thermal, Mechanical, and Electrical Properties of XLPE Cable Insulation

open access: yesApplied Sciences
Al2O3 and SiO2 nanofillers have been widely used to improve the insulation performance of cross-linked polyethylene (XLPE) for high-voltage power cables.
Shihu Yu   +6 more
doaj   +1 more source

Significantly enhanced DC breakdown strength and high‐temperature resistivity of cross‐linked polyethylene through alloying polystyrene strategy

open access: yesHigh Voltage
Developing a stable insulation material stands as a crucial challenge for high‐voltage direct current (HVDC) cable insulation. This work proposes an alloying strategy to significantly enhance the breakdown strength and high‐temperature resistivity of ...
Muneeb Ahmed   +6 more
doaj   +1 more source

Effect of Aggregation Structure on DC Electrical Performance of Thermo‐Oxidatively Aged Crosslinked Polyethylene Insulation

open access: yesHigh Voltage
Thermal ageing is an important factor leading to the deterioration of crosslinked polyethylene (XLPE) cable insulation. In this paper, XLPE insulating material was prepared in the laboratory and treated by thermal ageing at 130°C for durations of up to ...
Bingrong Huang   +5 more
doaj   +1 more source

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