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Expert energy analysis and insight for UK businesses.

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Electricity
November 06, 2025

How NESO Keeps Electricity Supply Stable Using Balancing Services, Part 1

This blog explains how the National Energy System Operator (NESO) manages Great Britain’s electricity network to keep supply and demand in perfect balance, second by second.
Electricity
October 17, 2025

How NESO Keeps Electricity Supply Stable Using Balancing Services, Part 2

Part 2 of this article shows, step-by-step, how the National Energy System Operator (NESO) manages a major loss of generation on the GB electricity system in real time. Using a worked example of a 1.4GW interconnector trip on a winter weekday, it explains how system frequency reacts within seconds, which Balancing Services activate first, and how NESO layers different services over a two-hour period to restore stability.
solar farm in west sussex
October 17, 2025

The price of abundance: Solar trends in GB’s sunniest season

As we settle into Autumn, it’s clear that Summer 2025 left a powerful legacy when it comes to solar generation.