Insights
Perspectives on UK energy infrastructure
Analysis and commentary from the Arcform team on regulatory change, market developments, and technical trends across EHV connections, IDNO, and the wider energy transition.
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The NESO Connections Reform: What It Means for Your Project
The new connections framework represents the most significant restructuring of the GB grid connection queue in a generation. Projects that understand the new rules and position themselves correctly will gain substantial advantage — those that do not risk falling further behind. We break down what has changed, what it means in practice, and how developers should respond.
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Articles and analysis from the Arcform team — new content added regularly.
How to Read a Grid Connection Offer — and What to Push Back On
Most connection offers contain terms that can be improved with the right technical and commercial knowledge. A guide to the clauses that matter most.
Why the Choice of IDNO Matters More Than Developers Realise
The IDNO you choose at adoption will be operating your network for decades. What to look for, what to avoid, and why the cheapest option rarely is.
Co-location Complexity: Connecting Storage and Solar on a Single Connection
The technical and commercial challenges of co-located BESS and solar PV projects are significant — and frequently underestimated. We examine the key issues.
Data Centre Power: The Grid's Fastest-Growing Demand Challenge
AI-driven data centre growth is reshaping the UK's connection pipeline. What it means for grid capacity, costs, and the projects competing for the same infrastructure.
Ofgem's RIIO-ED2 Price Control: The Network Operator's Commercial Landscape
Understanding the current regulatory settlement for distribution network operators — and how it shapes the commercial environment for IDNOs and private wire projects.
EHV vs HV: When Does a Project Need an Extra-High Voltage Connection?
Not every large project needs a 33kV or above connection — but more do than their developers initially assume. A practical guide to the threshold decisions that shape long-term costs.
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New analysis on UK energy network regulation, connections, and market developments — published when there is something worth saying, not on a schedule.
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What we write about
Arcform's insights focus on the technical, regulatory, and commercial dimensions of UK electricity infrastructure — the things that actually affect how projects get built and operated.
In the pipeline
The Private Wire Opportunity for Industrial Decarbonisation
How manufacturers and heavy industry can use private wire networks to access low-cost renewable energy and meet their Scope 2 targets without relying on the public grid.
Protection Relay Settings for Bidirectional EHV Connections
A technical examination of the protection challenges created by assets that both import and export power at extra-high voltage — and how to design schemes that work reliably.
What Infrastructure Investors Need to Know About IDNO Assets
IDNO networks can be attractive long-duration infrastructure assets — but they require specialist understanding to evaluate properly. A guide for investors and their advisers.
Grid Code Compliance for Energy Storage: Current Requirements and Upcoming Changes
The Grid Code requirements for storage assets have evolved rapidly. We map the current obligations and flag the changes that developers and operators should be planning for.
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