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Preparation of a Novel Cellulose Insulation with Network Structure by Citric Acid Crosslinking

期刊: IEEE TRANSACTIONS ON DIELECTRICS AND ELECTRICAL INSULATION, 2021; 28 (4)

In this study, a novel cellulose insulation with low dielectric constant and loss is prepared by implementing citric acid (CA) crosslinking. In the mo......

Growth Law of Electrical Tree in Glass/Epoxy Resin Composite

期刊: IEEE TRANSACTIONS ON DIELECTRICS AND ELECTRICAL INSULATION, 2021; 28 (2)

This paper presents the growth law of electrical tree in glass/epoxy resin composite (GER). Two influencing factors on electrical tree growth, the rel......

Space Charge Characteristics in Epoxy Resin Impregnated Paper under AC and AC-DC Superimposed Electric Fields

期刊: IEEE TRANSACTIONS ON DIELECTRICS AND ELECTRICAL INSULATION, 2021; 28 (2)

In this paper, charge distributions in three-layered epoxy resin and epoxy resin impregnated paper samples under AC and AC-DC superimposed electric fi......

Dust Figures as a Way for Mapping Surface Charge Distribution - A Review

期刊: IEEE TRANSACTIONS ON DIELECTRICS AND ELECTRICAL INSULATION, 2021; 28 (3)

Dust figures can be used to visualize surface charge distribution quickly and effectively. In this article, the development history and the measuremen......

Space Charge Behavior of Quantum Dot-Doped Polystyrene Polymers

期刊: IEEE TRANSACTIONS ON DIELECTRICS AND ELECTRICAL INSULATION, 2021; 28 (3)

This paper deals with the role played by the interface and bulk volume of the nanofiller about affecting the electrical properties of a nanocomposite ......

Intrinsic Self-healing Characteristics of Electrical Tree in Silicone Rubber

期刊: IEEE TRANSACTIONS ON DIELECTRICS AND ELECTRICAL INSULATION, 2021; 28 (3)

The self-healing phenomenon of electrical tree in traditional silicone rubber (SiR) insulation material, which is called intrinsic self-healing, is de......

Statistical Failure Characteristics of Air Gap Subjected to Damped Alternating Overvoltages and Its Risk Assessment

期刊: IEEE TRANSACTIONS ON DIELECTRICS AND ELECTRICAL INSULATION, 2021; 28 (3)

This paper examines characteristics of the statistical failure of rod-plane air gap (RPAG) under damped alternating overvoltage (DAOV) as their parame......

Thermal Characteristics of All-Film Pulsed Capacitors in Application of Repetitive Pulse Discharge

期刊: IEEE TRANSACTIONS ON DIELECTRICS AND ELECTRICAL INSULATION, 2021; 28 (4)

Temperature rise is one of the major causes for all-film pulsed capacitor (AFPC) failure under high repetitive high-voltage pulse discharge operations......

Gas Convection Affecting Surface Charge and Electric Field Distribution around Tri-post Insulators in +/- 800 kV GIL

期刊: IEEE TRANSACTIONS ON DIELECTRICS AND ELECTRICAL INSULATION, 2021; 28 (4)

A multi-physics simulation model of the tri-post insulator in +/- 800 kV GIL laid horizontally is established to study the effects of gas convection o......

Interfacial and Bulk Polarization of P(VDF-HFP) Investigated by Dielectric Spectroscopy

期刊: IEEE TRANSACTIONS ON DIELECTRICS AND ELECTRICAL INSULATION, 2021; 28 (4)

Capacitors in electrical and electronic systems composed of thin film dielectrics operate under extremely high electric fields. Dynamics of charge tra......

Experimental Study on Damage Mechanism of Partial Discharge of Oil-Immersed Laminated PMIA Paper

期刊: IEEE TRANSACTIONS ON DIELECTRICS AND ELECTRICAL INSULATION, 2021; 28 (4)

PMIA (Poly-m-phenylene isophthalamide) is an ideal substitute for traditional cellulose paper in oil-immersed paper insulating scenarios. This paper s......

Dielectric Property Improvement of Polypropylene Films Doped with POSS for HVDC Polymer Film Capacitors

期刊: IEEE TRANSACTIONS ON DIELECTRICS AND ELECTRICAL INSULATION, 2021; 28 (4)

This paper focuses on the effects of the nano Polyhedral oligomericsilsesquioxanes (POSS) with three similar molecular structures on the thermal and e......

Short-time X-ray Irradiation as a Non-contact Charge Dissipation Solution for Insulators in HVDC GIS/GIL

期刊: IEEE TRANSACTIONS ON DIELECTRICS AND ELECTRICAL INSULATION, 2021; 28 (2)

The demand for DC gas-insulated switchgear/gas-insulated transmission line (GIS/GIL) becomes more and more urgent in recent years owing to the rapid d......

An Investigation of 3D Filtering for Signal Processing of Space Charge in Dielectric under Periodic Electric Field

期刊: IEEE TRANSACTIONS ON DIELECTRICS AND ELECTRICAL INSULATION, 2021; 28 (3)

A three-dimensional (3D) scattered data filtering method in combination with averaging process is proposed to improve the signal-to-noise (S/N) ratio ......

Conductor Surface Roughness-dependent Gas Conduction Process for HVDC GIL-Part II: Experiment

期刊: IEEE TRANSACTIONS ON DIELECTRICS AND ELECTRICAL INSULATION, 2021; 28 (3)

In this paper, an electric field ranging from 0.44-5.24 kV/mm was applied to a gas-insulated line (GIL) model filled with SF6 at different values of g......

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