Technology focus

IEC 61850 and the revolution in substation communications

IEC 61850 and the revolution in substation communications

The days of substations filled with copper cable are coming to an end. Smart grids need smart communications, and peer-to-peer communication within and between substations is set to quickly become business as usual for UK power networks. Facilitating this transition is IEC 61850, a standard launched in 2004 and updated in 2011, which provides a new approach to automation and communication in substations.

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Electricity storage: a new business case perspective

Energy storage and electricity storage in particular is an area of utility development that has been on the radar now for a number of years, and on a journey that still has some distance to run. With pumped hydro as the single exception, it is probably fair to say that 20 years ago the use of storage as part of the electricity system in an operational distribution network operator (DNO) environment was probably not conceived in any shape or form, and even 10 years ago business as usual network deployment would have seemed like moons away.

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Delivering electricity to the grid

The last turbines at the Walney Extension Offshore Wind Farm, located in the Irish Sea around 19 kilometres off the coast of Cumbria, were installed in April. The extension is situated next to the existing wind farm and comprises of 87 new turbines, spread across 145km2, which will be capable of generating 659MW of energy a year when fully operational: enough to power more than half a million homes.

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