Current Affairs - By Marc Mültin

From 'V2G capable' to dispatchable — the five gates in between

The complete map of what registration, communication, metering, hardware, and aggregation actually require before the UK grid pays your V2G asset

Jun 9 • Marc Mültin

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May 2026

Inside the UK electricity market's four layers

Most EV professionals see one market. There are actually four, each running at a different speed. Here's how they work — and where your fleet fits.

May 27 • Marc Mültin

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April 2026

From pilots to products — the year V2G grew up

Four commercial V2G offers went live in the EU before this V2G conference. The question in Münster was no longer whether V2G works — it was whether the…

Apr 28 • Marc Mültin

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How OCPP 2.1 and ISO 15118-20 enable V2G grid code implementations

Grid codes define what a V2G unit must do. OCPP 2.1 and ISO 15118-20 are how those rules actually travel, from a grid operator’s control room to the…

Apr 15 • Marc Mültin

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V2G grid codes - When your EV becomes a power plant

V2G turns your EV from a grid consumer into a generator. That changes which rules apply, and how they get communicated all the way from the grid…

Apr 8 • Marc Mültin

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March 2026

Grid codes, decoded — The EU rules that are finally coming for EV chargers

ACER is proposing the first dedicated grid connection rules for EVs and chargers. Here's what FRT, LFSM-UC, and RoCoF mean in practice — and why the…

Mar 17 • Marc Mültin

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ISO 15118 is no longer the future — it's becoming reality

Key insights from the ISO 15118 expert panel at Etrel's Re-Charging Days in Ljubljana

Mar 3 • Marc Mültin

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February 2026

How EVs, chargers and the CPMS talk: a tech deep dive into smart charging

Understanding the protocol handshake that enables dynamic load management, price signals, and grid integration

Feb 17 • Marc Mültin

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January 2026

A clear guide to load management, phase rotation, and smart charging

Static vs dynamic load management, why getting phase rotation right is critical for efficient power usage, and how OCPP 1.6 smart charging profiles…

Jan 27 • Marc Mültin

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From black box to glass box: Unlocking full charger visibility with OCPP 2.0.1 Device Model

A deep dive into the protocol feature every CPO should understand – and most don't – that makes chargers observable, configurable, and ready to scale

Jan 13 • Marc Mültin

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December 2025

How a Plug & Charge session actually works

Learn how the EV automatically authenticates itself at the charging station, what security checks unfold, and what vehicle and charger OEMs need to…

Dec 23, 2025 • Marc Mültin

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Preparing an EV for Plug & Charge: what really happens behind the scenes

A step-by-step look at the orchestration of digital certificates, billing contracts, and market roles that enables seamless Plug & Charge across the…

Dec 17, 2025 • Marc Mültin

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