Hunterston – Deeside HVDC Line is a 600kV underground line with a length of 420km from Hunterston, Ayrshire, UK, to Deeside, Alyn and Deeside, UK.

Construction works on the Hunterston – Deeside HVDC Line started in 2016 and the project was commissioned in 2017.

Description

The Hunterston – Deeside HVDC Line, which is an underground line, is being operated by National Grid. The Hunterston – Deeside HVDC Line is a new line. The line carries direct current (AC) through double circuit cable.

Hunterston – Deeside HVDC Line project development status

The development of the Hunterston – Deeside HVDC Line project was approved by The Office of Gas and Electricity Markets in 2016 and the project works were completed in 2017.

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Contractors involved

Prysmian Cables & Systems and Siemens was appointed by National Grid to supply the cables for executing the 600kV Hunterston – Deeside HVDC Line.

About National Grid

National Grid Plc (National Grid) is an energy utility, which transmits and distributes electricity and natural gas. The company owns and operates electricity and gas transmission and distribution networks; and also serves as transmission owner and system operator. It provides installation and maintenance services to electricity metering and LNG suppliers; develops and operates electricity inter-connectors; and carries out LNG storage activities; and insurance and corporate activities. National Grid operates as an energy monopoly entity regulated by Ofgem. The company has operations in the UK and North Eastern US. National Grid is headquartered in London, Greater London, the UK.

Methodology

All publicly-announced T&D Line & Substation projects included in this analysis are drawn from GlobalData’s Power IC. The information regarding the projects is sourced through secondary information sources such as country specific utility players, company news and reports, statistical organisations, regulatory body, government planning reports and their publications and is further validated through primary from various stakeholders such as power utility companies, consultants, energy associations of respective countries, government bodies and professionals from leading players in the power sector.