[go: up one dir, main page]

Liu et al., 2009 - Google Patents

Influence of semicon shields on the dielectric loss of XLPE cables

Liu et al., 2009

View PDF
Document ID
4216941427551355062
Author
Liu T
Fothergill J
Dodd S
Nilsson U
Publication year
Publication venue
2009 IEEE Conference on Electrical Insulation and Dielectric Phenomena

External Links

Snippet

Dielectric response measurement techniques in both time and frequency domains are studied in order to measure the dielectric loss of XLPE cables, which have very low losses. A high sensitivity transformer ratio bridge system, which can measure loss tangents as low as …
Continue reading at figshare.le.ac.uk (PDF) (other versions)

Classifications

    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
    • H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
    • H01B3/44—Vinyl resins; Acrylic resins
    • H01B3/441—Vinyl resins; Acrylic resins from alkenes
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
    • H01B7/2813—Protection against damage caused by electrical, chemical or water tree deterioration
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/12—Testing dielectric strength or breakdown voltage; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
    • G01R31/1227—Testing dielectric strength or breakdown voltage; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials
    • G01R31/1263—Testing dielectric strength or breakdown voltage; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials of solid or fluid materials, e.g. insulation films, bulk material; of semiconductors or LV electronic components or parts; of cable, line or wire insulation
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B11/00—Communication cables or conductors
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
    • H01B13/06—Insulating conductors or cables

Similar Documents

Publication Publication Date Title
Fothergill et al. The measurement of very low conductivity and dielectric loss in XLPE cables: a possible method to detect degradation due to thermal aging
David et al. Low-frequency dielectric response of epoxy-mica insulated generator bars during multi-stress aging
Mugala et al. Measurement technique for high frequency characterization of semiconducting materials in extruded cables
Morsalin et al. Dielectric response measurement on service-aged XLPE cables: From very low frequency to power frequency
Mason Discharge detection and measurements
Arman et al. The measurement of discharges in dielectrics
Hoang et al. Electrical characterization of a new enamel insulation
Priya et al. Analysis of water trees and characterization techniques in XLPE cables
Liu et al. Influence of semicon shields on the dielectric loss of XLPE cables
Liu et al. Dielectric spectroscopy measurements on very low loss cross-linked polyethylene power cables
Küchler et al. Polarization-depolarization current (PDC) measurements for volume and surface resistivity analysis of polymeric materials
Morsalin et al. Influence of partial discharge on dissipation factor measurement at very low frequency
Niedik et al. Investigation on the electrical characterization of silicone rubber using DC conductivity measurement
Bezprozvannych et al. Effective parameters of dielectric absorption of polymeric insulation with semiconductor coatings of power high voltage cables
Xiong et al. Flashover and partial discharge characteristics of fiber of valve tower in converter station
Meng et al. Aging evaluation of 10kV overhead cables based on frequency domain spectroscopy
Adhikari Condition Monitoring of High Voltage Cable based on Dielectric Power Factor Measurements
Wang et al. The effect of temperature gradient on space charge accumulation at SR/XLPE interface under DC stress
Singhasivanon et al. Comparative Testing of Breakdown Voltage Versus Polarization Current of 0.6/1kV XLPE Cables with Different Defects
Bulinski et al. Diagnostic measurements of high voltage insulation using current comparator technology
St-Onge Electrical Conduction in 3-Percent Carbon-Filled Polyethylene Part I: Low-Field Results
Hvidsten et al. Dielectric response of sPP and XLPE insulations at high temperatures and electric fields
Taylor et al. Breakdown and partial discharge behavior of enamel-insulated copper conductors
Chowdhuri Some characteristics of dielectric materials at cryogenic temperatures for HVDC systems
Kumru et al. Investigation of effect of temperature variation in a high voltage cable on electrical insulation