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#v2g

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Back from two days in Aachen discussing and learning all things #EV #SmartCharging and #v2g

- some key insights in my post over at Linkedin

linkedin.com/posts/jaapburger_

www.linkedin.com#vehicle2grid | Jaap BurgerYesterday I spoke at the two-day #Vehicle2Grid conference in Aachen about the spread of smart tariffs and services across Europe. These tariffs and services enable consumers to charge their EVs smartly, contributing to power system reliability, sustainability, and lower costs for all energy system users. In the same session, Niklas Hemberger of The Mobility House, Michael P. Evans of Octopus Energy and Daniel Mata of Tibber showed how they unlock the value of different markets for their users today, and at scale. There are now 480 of these possibilities throughout Europe, mainly at home, but public smart charging is also starting to grow. At the same time, there are still very large differences in availability and market access (such as for independent aggregators) between countries - even in the EU. So close to where three countries meet, in a city served by a regional train that connects three countries, it is even more obvious that there is every reason to be creating a single European market for smart energy; after all, borders are just lines that you cannot see. Thanks to Dr. Christopher Hecht and Dr. Jan Figgener, and Bernd Hömberg of Haus der Technik e.V for the excellent organisation! Two days filled with expertise and insights from projects from all over Europe with smart and bidirectional charging. Some insights from the various contributions and discussions: 💤 Efficiency / standby losses / lifetime of components other than the battery with smart and bidirectional charging (we don't have to worry about the battery itself: smart charging improves battery life) ⚖️ V2G is preferable to V2H in terms of efficiency (and the two are usually aligned anyway with the right price signals) 📑 Grid codes - the proposed European RfG and DCC - are a market-wide challenge for AC charging, but surmountable 🍽️ No one size fits all: A tariff flavour for everyone: fixed tariffs with a smart charging credit for some, a dynamic tariff for others 🦤 The German smart meter (and the whole communication ecosystem around it) remains a curiosity in Europe. It is interesting that the German government may be preparing a V2G metering solution that is more in line with the rest of Europe. 🏖️ The EU's announced regulatory sandboxes should be used to test tariff and tax changes, not to demonstrate the technical feasibility of V2G, as this has already been proven 🧠 TSO/DSO coordination and, more broadly, the combination of the multitude of mechanisms and markets are given the full attention they deserve. Data exchange is key, complex and necessary. And that starts with working with and for users. (session photos (c) HDT/together concept)

I will be in Aachen on Wednesday and Thursday at the #V2G conference . Let's get in touch and talk about bidirectional charging and our ready to order DC #Wallbox from Ambibox GmbH. What is necessary to achieve this and what interoperability means, I will also be talking about on stage on Thursday.

Viele 🚗 🚚 🚗 treffen sich gerade auf der A73: Bamberg -> Suhl, zwischen 3.5 km hinter AS Eisfeld-Süd und 1.4 km vor AS Eisfeld-Nord und blockieren die #Autobahn.

Die #Vollstromer protestieren evtl. dafür, dass alle E-Autos mit bidirektionalem Laden ausgestattet werden, damit sie als #Stromspeicher für zu Hause und das #Stromnetz dienen können. Sie fordern unter anderem kompatible Technik und ein gutes #Geschäftsmodell. (Quelle: ADAC)

@burger_jaap
V2G is a no brainer, in the interest of every society.
I am happy to pay more for a car that has this, but should not be hampered by my car-maker how and when I use this technology. Only government safety regulations should have this power.

We need this market regulated to protect customers and society

@burger_jaap It' always the same with new technology. Think back to earlies days of mobile phones, data and internetplans, where providers would make it virtualy impossible for you to switch away from them..

This only ended by fiercly regulating that power of providers by #EU and national governments.

Seems like we need to be doing this again for EV manufacturers, and pronto

The first commercial #V2G solutions remain closed packages. In fact, even if you buy a V2G-enabled Renault 5, despite (or thanks to) the ISO 15118-20 standard, the functionality is only granted to users within the bundled package: Renault controls the certificate needed to make it work.

automobile-propre.com/articles

Automobile Propre · V2G Renault : voici la longue liste des conditions pour en profiterRenault déploie lentement son système de recharge bidirectionnelle V2G et V2L. Mais les conditions pour en profiter sont nombreuses.

Viele 🚗 🚚 🚗 treffen sich gerade auf der A3: Würzburg -> Frankfurt, zwischen 1.1 km hinter Weiskirchen und 4.4 km vor AS Frankfurt am Main-Süd und blockieren die #Autobahn.

Die #Vollstromer protestieren evtl. dafür, dass alle E-Autos mit bidirektionalem Laden ausgestattet werden, damit sie als #Stromspeicher für zu Hause und das #Stromnetz dienen können. Sie fordern unter anderem kompatible Technik und ein gutes #Geschäftsmodell. (Quelle: ADAC)

With current regulatory conditions - dynamic tariff, intraday optimisation, optional time-varying network tariff starting April - German EV drivers can already reduce charging cost by -68%. Making taxes time-varying as well: -84%. With #V2G: €355 net revenue

study: rabot.energy/wp-content/upload
coverage in DER SPIEGEL: spiegel.de/wirtschaft/elektroa

European / EU efforts should (and already do) focus on standardisation, e.g. grid connection requirements (grid codes) and technical interfaces, such as the ISO 15118-20 standard for vehicle-charger communication. Spot market participation is already a common starting point for #V2G today.

Replied to Jaap Burger

the 🇫🇷🇬🇧🇩🇪 #V2G commonality lies in spot market participation (€200-480/yr), making it a prime role of V2G deployment in Europe. Other services, such as for the local grid, have a much different emphasis. The German particularity of steering via the smart meter is not replicable internationally.

Switzerland 🇨🇭 has finalised new guidelines for grid tariffs from 2026:

- 40% discount on grid tariff for local energy communities (20% when using multiple grid levels)
- More dynamic and locational grid tariffs (optional for flexible consumers)
- Grid fees reimbursement for storage including #V2G

admin.ch/gov/de/start/dokument

admin.ch/gov/fr/accueil/docume

admin.ch/gov/it/pagina-inizial