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  Assessing Sheath Voltage Limiter Failure Caused by Improper Bonding of Cable Sheaths (Video)

  in Arresters, Cables & Accessories

  Steady-state sheath voltages are kept within limits by proper selection of cable section lengths, grounding the sheaths at strategic locations and applying sheath cross bonding for field cancellation. Read More >

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  Transient Analysis of Power Transformers Using Finite Element Method

  in Utility Practice & Experience

  Accurately and efficiently predicting currents and voltages on the primary and secondary windings of transformers can be challenging, especially for cores with non-linear material properties. Read More >

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  Practical Considerations in Surge Protection

  in Utility Practice & Experience

  Overvoltages occur in a variety of waveforms and situations and, while surge arresters provide protection in most applications, spark gaps are also required and some voltage transients are controlled with capacitors and even shunt reactors. Read More >

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  Best Practices for Bushing Installation

  in Bushings

  The grid is composed of many different components, from generators to transformers, from busbars to overhead line rod insulators, sometimes with sub-components that all require specific know-how. Read More >

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  Reconditioning, Recycling & Disposal of Insulators

  in Insulators

  Given scrutiny of issues linked to climate change, the power industry is paying more attention to the net ecological impact of network components – from extraction of raw materials to how they are manufactured to what happens to them at end-of-life. Read More >

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  World’s Most Bizarre Power Line Structures

  in Transmission Structures

  INMR presents its selection of the most bizarre power structures seen over nearly 30 years reporting on overhead lines across the globe. Read More >

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  Beneficios que justifican el mayor uso de pararrayos en las líneas de transmisión

  in INMR Español, Pararrayos

  Read More >

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  Looking Back on the Great Ice Storm of 1998

  in Utility Practice & Experience

  It was what could justifiably be called “an electric utility’s worst nightmare”. Read More >

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  Best Practice in Lightning Protection for Distribution Systems

  in Arresters, Woodworth on Arresters

  As demand for reliable power continues to grow worldwide, improving the lightning reliability of distribution systems becomes more and more common. Read More >