Featured Content

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  Applying Surge Arresters to Mitigate Breaker Transient Recovery Voltage

  in Arresters

  The most severe Transient Recovery Voltage from an amplitude point of view follows interruption of the first phase to clear an ungrounded three-phase fault. Read More >

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  Arrester Protection Distances at Substations

  in Arresters

  Effectiveness of surge protection and the resulting protection margin for equipment depends greatly on physical distance between the arrester and the equipment being protected. Read More >

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  Impact & Mitigation of Icing on Power Network Equipment

  in Utility Practice & Experience

  The disruptive effects of icing on power systems result from excessive ice or snow accumulation, combined with wind forces, as well as subsequent jumping of cables and conductors following sudden ice shedding. Read More >

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  Manufacturing Composite Line Insulators

  in Insulators

  Manufacturing composite line insulators is mainly a machine driven process where key factors include quality of equipment, molds and sub-components, which include the FRP core rod, the polymeric housing material and the metal end fittings. Read More >

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  Technical Review of RTV Insulator Coatings

  in Insulators

  Different maintenance practices have been developed for HV insulators operating in polluted environments. Read More >

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  Material & Design Requirements for MV Cable Accessories

  in Cables & Accessories

  Cable accessories perform the key function of ensuring required insulation either at the connection points of cables or at their ends. Read More >

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  Type & Commissioning Testing of High Voltage Cables

  in Cables & Accessories

  Extruded XLPE cables in underground transmission systems now account for the vast majority of new installations. Read More >

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  Corona & RIV Testing of Transmission Line Assemblies

  in Corona

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  Understanding Arrester VI Characteristic Curves

  in Arresters

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