Tight margins are to characterise this year’s winter period, with significant price spikes in the Balancing Mechanism possible.
Following the tight margins seen on the electricity system last winter, National Grid ESO has released an early view of its winter outlook.
Whilst power demand has started to recover, the impact of COVID-19 continues to be uncertain as the country moves into the winter period.
The UK recorded its greenest ever winter in 2018/19, as mild conditions, high renewable output and system flexibility combined to send carbon intensity tumbling.
The 2018/19 winter period could be defined by a rebound for coal and heightened price volatility, but operational margins will be higher than last year, National Grid ESO has said.
National Grid has provided insight on two new record-setting events during the 2017/18 winter period and how they impacted transmission system demand.
Energy storage could have saved Britain from some of the economic and environmental impact of National Grid’s shortfall in energy capacity during Wednesday’s evening peak, according to one industry expert.