Electricity networks

National Grid deploys ‘anti-leak’ tech at Sizewell and Dinorwig

National Grid has rolled out “anti-leak” technology at Sizewell and Dinorwig while keeping the substations in service. The technology has been developed in partnership with engineering technology company Rawwater to fix leaks of greenhouse gas SF6 while keeping substations safely in service.

ESO orders backup coal units to fire up

National Grid ESO has issued its latest electricity margin notice, warning of a potential 980MW shortfall in supply on Tuesday evening. It has asked winter contingency coal units to warm up in preparation.

Soaring EV sales highlight need to plug charging network gaps

Sales of electric vehicles (EVs) in the UK have increased by 16% year-on-year, further highlighting the need to bolster the UK’s charging network. Latest figures show that almost 11,000 pure electric vehicles were registered in the UK last month, up more than 1,500 on February 2022.

Two-step process for grid connections gets green light

Ofgem seeks to create world’s first distributed energy supermarket

Regional energy system planners proposed by Ofgem

National Grid ‘inching closer’ to zero fossil fuels target

National Grid is “inching close” to its 2025 goal to run the entire power system without fossil fuels, according to analysis from Imperial College London for Drax Electric Insights. The conclusion comes after Britain broke the record for “greening its grid” after producing 100% clean electricity for 25 hours in December, the longest period on record.

National Grid pushes on with £465m cable burying drive

National Grid has submitted plans to bury 4.6km of overhead electricity line in the North Wessex Downs. The project is part of the wider £465 million Visual Impact Provision initiative to remove overhead line infrastructure in five Areas of Outstanding Natural Beauty

Octopus engineers trained to upgrade fuses for heat pumps

ESO transmission amnesty identifies 5.5GW of stalled projects

National Grid Electricity System Operator (ESO) has told Utility Week its amnesty on stalled schemes in the queue for connection to the transmission system has attracted approaches from 5.5GW of projects. It comes as the ESO set out its plans for fast-tracking grid connections, including a new two-stage process that will allow projects to get a place in the queue more rapidly.

UK faces £62bn green investment shortfall

ESO saves £80m with early start to constraint management scheme

Power restored to thousands after Storm Otto hits

Empowering local communities

Making flexibility mainstream

The concept of energy flexibility is making headway as industry and consumers become attuned to its potential. But we’re still a long way from business as usual use of it for delivering day to day system and user benefits. Industry speakers talk about the steps needed to make flexibility hit the mainstream.