1The network of high-voltage power lines between major power stations.
全国高压输电线路网，国家电力网
Example sentencesExamples
High above his grazing flock, eight shiny new wind turbines are whirling away supplying electricity to the national grid.
Right now Lewis is connected to the national grid by a one-way powerline that enters the water at Ardmore bay on Skye.
Shortly before 8.20 am yesterday, it is believed the pair were moving a metal street light when it touched an overhead power line linked to the national grid.
This will generate electricity which can be sold to the national grid and provide heat to a local boiler network.
When Fawley power station is on-line it supplies 500 megawatts to the national grid - that's more or less enough power to keep Southampton alight.
A more regional, decentralized electricity system, linked by a national grid but producing most power locally, may actually be more rational, especially in an age of insecurity.
There is also the estimated £500m cost of linking wind farms to the national grid and the cost of keeping power stations on standby in case wind farms fail to produce enough electricity.
Last year, a report from the national grid found that Ireland's power stations are operating at 78% of their overall potential the lowest level in a decade.
The goal is to restore 6,000 megawatts to the national grid by June 1.
The existing power lines from the north of Scotland converge on the national grid switching station at Beauly, a key hub of the Scottish electricity supply.
That would add as much as 20,000 megawatts to the national grid, and would give consumers the choice of buying power from competing companies rather than just from the state.
Least you get your electricity from the national grid just like all the others, but then they have to buy electricity that comes fro renewable sources back from this company.
In Germany, where there is a national programme to have 100,000 solar roofs by 2004, renewable energies such as solar are bought by the national grid at a premium equivalent to 35p/kWh.
National Grid revealed today that the power line was now carrying electricity to supply the national grid.
A spokesman for South West Trains said the delay was caused by a power surge on the national grid which crippled the points and signals on the main line near Woking.
These can provide a significant amount of energy direct to a house, supplementing existing power supplied by the national grid.
You cannot run a national grid on wind turbines, it would be an economic catastrophe.
The ministry says it has boosted the national grid nearly to 5,000 megawatts recently.
Islay has pioneered the use of small-scale wind turbines in homes and micro-grids, small-scale electrical networks that stand apart from the national grid.
Cutting the hated council tax seems to work - and so does the idea of being paid for feeding electricity into the national grid.
2The metric system of geographical coordinates used in maps of the British Isles.