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National Grid plc is a British multinational electricity and gas utility company headquartered in London, England. Its principal activities are in the United Kingdom, where it owns and operates electricity and natural gas transmission networks, and in the Northeastern United States, where as well as operating transmission networks, the company ...
The National Grid is the high-voltage electric power transmission network serving Great Britain, connecting power stations and major substations, and ensuring that electricity generated anywhere on the grid can be used to satisfy demand elsewhere. The network serves the majority of Great Britain and some of the surrounding islands.
The United States National Grid (USNG) is a multi-purpose location system of grid references used in the United States. It provides a nationally consistent "language of location", optimized for local applications, in a compact, user friendly format. It is similar in design to the national grid reference systems used in other countries.
The Ordnance Survey National Grid reference system (OSGB), also known as British National Grid (BNG), [1][2] is a system of geographic grid references, distinct from latitude and longitude, whereby any location in Great Britain can be described in terms of its distance from the origin (0, 0), which lies to the west of the Isles of Scilly. [3]
History. [] The first high-voltage substations in Britain were built as part of the National Grid in 1927–33 by the Central Electricity Board under the provisions of the Electricity (Supply) Act 1926. The substations and the grid operated at 132 kV and provided local and regional inter-connections. [ 1 ]
400 kV and 132 kV. London Power Tunnels is a project by National Grid to reinforce the electricity transmission network in London, UK, by constructing more than 60 km of new deep-level tunnels carrying high-voltage cables. The new network of tunnels replaces a series of ageing power cables, most of which were buried directly beneath roads.
Electrical grid. An electrical grid (or electricity network) is an interconnected network for electricity delivery from producers to consumers. Electrical grids consist of power stations, electrical substations to step voltage up or down, electric power transmission to carry power over long distances, and finally electric power distribution to ...
KeySpan merged with National Grid USA in 2007, and National Grid began operating the electric infrastructure portion of LIPA business until 2013. Since January 1, 2014, LIPA has contracted with New Jersey–based Public Service Enterprise Group to operate LIPA's electric infrastructure on LIPA's behalf for a period of 12 years. [3]
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