The power pool is an arrangement whereby members buy and sell power from each other over a regional grid of transmission lines.

It began operating in 1933 as a series of regional grids with auxiliary interconnections for emergency use.

It is not a matter of simply joining the systems that run the nine regional grids.

When too much energy is flowing through the regional grid, the clocks speed up.

Investment to reinforce the connection between regional grids will offer a partial solution.

Existing national or regional grids simply provide the interconnection of facilities to utilize whatever redundancy is available.

The channels differ between the three regional grids, with a focus on carrying channels in the region's main language.

In the cablecom collection the channels once again differ between the three regional grids, with focus on the region's main language.

Fingrid said that the regional grid in the southeast of Finland is operating at maximum capacity, and could not handle the additional power.

The power would go into the regional grid, not precisely to Cape Cod and the islands, he said.