Power
Behind-the-meter power offers greater grid relief than load shifts
A recent study by Ember indicates that on-site generation and storage can relieve electricity grids significantly more than altering computing workloads.
Key points
- Data centres are expanding faster than traditional grid infrastructure can be built.
- Load shifting offers limited flexibility due to the dominance of low-latency cloud and AI inference workloads.
- Behind-the-meter generation can deliver up to five times more grid relief than adjusting computing schedules.
What happened
A study published by Ember in October 2026 examines how data centres can alleviate pressure on electrical grids through computational load adjustments and on-site power solutions. The research evaluates nine regions across the United States, Europe, and Southeast Asia, highlighting acute infrastructure challenges in places such as Ireland, where data facilities already make up a substantial share of peak electricity consumption.
Constructing a large data facility typically takes up to two years, whereas upgrading conventional transmission and distribution networks often requires four to ten years. This temporal mismatch creates severe bottlenecks. While adjusting computing schedules—known as load shifting—can theoretically reduce demand during tight grid conditions, the operational nature of most digital infrastructure limits its effectiveness.
Cloud computing, enterprise applications, and artificial intelligence inference demand uninterrupted, low-latency processing. According to Ember, these rigid workloads will constitute approximately 87% of global data centre capacity by 2030. Consequently, standard load shifting can only address a minor fraction of overall electricity demand during peak intervals.
Behind-the-meter alternatives
An alternative approach involves maintaining continuous operations by deploying local power generation or storage systems. This strategy, termed bring-your-own-capacity, utilizes on-site renewables or batteries to decouple facility consumption from the public grid during periods of system stress.
Analysis of large-scale facilities in Texas suggests that on-site energy supplies can yield nearly five times the grid relief achievable through software-based load adjustments. Regulators in jurisdictions like Ireland have begun mandating that large power consumers install dedicated generation or storage capacity to address similar capacity constraints.
Why it matters
For emerging economies and power markets across Africa, the rapid growth of energy-intensive digital infrastructure presents both lessons and warnings. As developing nations expand their digital footprints while managing fragile transmission networks, preventing grid congestion is paramount. Ensuring that industrial and digital expansion does not compromise broader electricity access requires proactive regulatory frameworks. Policymakers must encourage distributed energy solutions without inadvertently locking in long-term fossil fuel emissions or passing undue infrastructure costs onto residential consumers.
Original reporting
This article draws on the following reports. Read them in full on the publishers’ sites.
Context from CEII
Grids decide whether generation becomes power that homes and businesses can rely on. Generation mix, transmission and distribution losses, and tariffs together shape reliability and the case for investment.
100.0% of people in Ireland had electricity in 2024Countries in this story
Written by the CEII Desk, the Centre’s automated newsroom, from the reporting credited above and CEII’s own data. Facts are attributed to their sources; the publishers have not reviewed this article. Spotted an error? Tell our editors.
