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The shortage of electricity in London datacentres is forcing hosting companies and large organisations to build datacentres close to substations with spare power. Locations outside the M25 in Surrey, Hertfordshire and Essex are favoured for datacentres housed in shipping containers.

The Electricity Supply Monitoring Initiative (ESMI) as an effort by Prayas (Energy Group) to empower ordinary consumers to monitor electricity supply quality, i.e. supply interruptions and voltage profile, at the consumer end. Under this initiative specially developed data loggers, which are installed at different locations in an area, record voltage as well as supply interruptions. This is a tool for consumers and regulators to get an idea of the ground reality and to increase the accountability of electricity utilities.

Fires that broke out at an electricity substation and a transformer left 40,000 people without electricity in Madrid on Thursday.

The conflicting objective in these regulatory documents is clear. One document, the PDC, specifies that the DUs must comply with PQ limitations per section 3.2 in all connection points.  On the other hand, the Guideline points that only 95% of those connection points must be ensured by the DU to have PQ level in accordance with the PDC section 3.2.

According to state wildlife official Sunil Kumar, the drunken pachyderm electrocution incident took place last Friday in Chandan Nukat, a village some 240km west of Meghalaya state's capital Shillong. Kumar said: "There would have been more casualties had the villagers not chased them away."

Fluke is offering a free educational Power Quality DVD which can be requested via the Fluke web site. It focuses on the best use of power quality tools to prevent equipment failure and downtime in industrial applications.

This tutorial provides an overview of three phase electricity basics and then discusses three of the most common power quality events: leading/lagging power, saq/swell/interruptions, and harmonics.