Zobrazeno 1 - 10
of 368
pro vyhledávání: '"01"'
Publikováno v:
IEEE Transactions on Dielectrics and Electrical Insulation. 28:1061-1069
Oil change, as an effective method, could improve the performance of liquid insulation. However, due to the furfural loss in oil after the oil change, the aging assessment results of cellulose insulation based on the traditional furfural-degree of po
Publikováno v:
IEEE Transactions on Dielectrics and Electrical Insulation. 28:788-796
This study investigates the role of filler interface on suppressing the erosion of room temperature vulcanized silicone rubber composites filled with fumed silica, nano alumina trihydrate and sub-micron hexagonal boron nitride fillers during DC dry-b
Publikováno v:
IEEE Transactions on Dielectrics and Electrical Insulation. 28:1020-1027
Eco-friendly C4F7N (Perfluoroisobutyronitrile)/N 2 gas mixture is now recognized as a potential alternative gas insulating medium to the most greenhouse gas SF 6 used in the power industry. In order to reduce the carbon generated during the discharge
Publikováno v:
IEEE Transactions on Dielectrics and Electrical Insulation. 28:1044-1052
Furfural, as a typical chemical indicator, is used to evaluate the aging state of the cellulose insulation in the transformer. However, partial oil replacement will lead to the loss of furfural in oil and disturb the equilibrium distribution of furfu
Publikováno v:
IEEE Transactions on Dielectrics and Electrical Insulation. 28:815-821
In this work, with the aid of first-principles calculation, we attempt to clarify whether nanoparticles itself can trap electrons and holes. Polyethylene (PE)/MgO nanocomposite is chosen as a model system. According to the computed adsorption energie
Publikováno v:
IEEE Transactions on Dielectrics and Electrical Insulation. 28:880-887
The self-healing phenomenon of electrical tree in traditional silicone rubber (SiR) insulation material, which is called intrinsic self-healing, is demonstrated and investigated in this paper. For initial SiR samples with electrical trees, with the r
Autor:
Tommaso Bray, Chuanyang Li, Marcello La Rosa, Alberto Credi, Davide Fabiani, Thomas Andritsch, Xinyu Wang, Zhipeng Lei
Publikováno v:
IEEE Transactions on Dielectrics and Electrical Insulation. 28:753-761
This paper deals with the role played by the interface and bulk volume of the nanofiller about affecting the electrical properties of a nanocomposite material. For this purpose, a simple and completely amorphous matrix, polystyrene (PS), is used as b
Publikováno v:
IEEE Transactions on Dielectrics and Electrical Insulation. 28:915-923
Low-temperature plasma surface modification technology can help optimize the physical and chemical properties of materials. In this study, TiO 2 films with thicknesses of approximately 100, 200, and 300 nm are prepared on an electrode surface using t
Publikováno v:
IEEE Transactions on Dielectrics and Electrical Insulation. 28:924-931
The polyolefin materials play important roles in transmission equipment for their advantages. However, slight damage would happen inevitably, which is difficult to detect and repair, and threatens the power supply safety. It is a new research field f
Autor:
L. Chen, Denis Joassin, Faisal Omar Bahdad, Ibrahim Iddrissu, Louis Maksoud, Yannick Kieffel, John Dabin
Publikováno v:
IEEE Transactions on Dielectrics and Electrical Insulation. 28:946-954
This study investigates the technical feasibility of retro-filling a C 3 F 7 CN/CO 2 gas mixture for existing SF 6 -insulated accelerators. Negative DC breakdown characteristics of 20% C 3 F 7 CN / 80% CO 2 gas mixture and SF 6 for varying pressure,