Even as the share of wind in the UK’s power mix rises, limits of the grid and the structure of Britain’s electricity market mean there are increasing costs to keep the lights on.

While local power cuts are fairly common ... Pic: Reuters Spain's mains AC electricity supply grid, like ours in the UK, runs at 50Hz. That frequency is based on the speed at which generating ...

The UK could need up to $63 billion of ... demand and connect both new sources of renewable power and new electricity demands to the grid faster. Investments, however, are constrained by legislation.

LONDON, April 16 (Reuters) - Britain's power ... maintain grid stability. Separately, Britain's gas network operator National Gas said it expects there to be enough supply to meet UK gas demand ...

The UK's power grid is relatively "vulnerable", an expert has said, after a major power outage in Spain and Portugal. Much of the two countries was brought to a standstill yesterday after a ...

Balancing supply and demand in a power grid is never an easy business, but it is a lot more difficult when you are dealing with wind farms and solar farms whose output varies massively from one ...

But there are places where things are worse. The UK and Ireland are island grids. They do have undersea power interconnectors to Europe but these are non-synchronous DC links and transmit no grid ...

Simply sign up to the UK energy myFT Digest -- delivered directly to your inbox. The UK’s National Wealth Fund has announced a £600mn loan to Spanish energy giant Iberdrola to upgrade the ...