E-mobility charging station
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V4Grid

Project overview

The Visegrad group for Vehicle to X

The transformation of our energy systems to renewable energies poses many challenges. One challenge is that renewable energy fluctuates largely over time and needs to be balanced to match demand. The Vehicle-to-Everything (V2X) technology offers a solution by allowing cars to draw energy from the grid to recharge their battery. Or send it back to the grid. The V4Grid project addresses regulatory challenges and a lack of understanding of this technology. The partners pilot V2X chargers in seven regions and develop policy recommendations to inform public authorities about V2X potentials.

2,37m €

Project Budget

80%

of the Budget is funded by ERDF

Layer 1

4

Countries

8

Regions

11

Partners

2

Pilots

Duration

Start date

End date

Project progress

33%

About the project

The V4Grid project explores several key use cases of V2X technology, including Vehicle-to-Home (V2H), Vehicle-to-Building (V2B), and Vehicle-to-Grid (V2G). In these use cases, energy stored in EVs will be used to provide power back during outages or peak demand.​ Tested under various real-world circumstances, these use cases are expected to deliver significant benefits, including providing backup power, reducing costs, optimizing energy management, supporting grid stability, and facilitating the integration of renewable energy sources.​ The results from these tests will contribute to the development of policies that encourage the adoption of V2X technologies, advancing the transition to a more sustainable, decentralized energy system.

Project partnership

Project partners

Slovensko (SK)

Lead partner

Západoslovenská energetika, a.s.

E-mobility department
Address
Hraničná 14
82105 Bratislava
Country
Slovakia (SK)
Web
www.zse.sk

Project partner

Address
Bottova 7939/2A
811 09 Bratislava
Country
Slovakia (SK)
Web
www.kinit.sk
Total partner budget
200,000 €
Department of electric power engineering/Faculty of electrical engineering and Informatics
Address
Mäsiarská 74
04200 Košice
Country
Slovakia (SK)
Web
www.tuke.sk
Total partner budget
150,000 €
Address
Selyemfonó utca 6
1033 Budapest
Country
Hungary (HU)
Web
https://www.premiumnapelem.hu
Total partner budget
258,750 €
Address
Deák Ferenc tér 3. 2. em
1052 Budapest
Country
Hungary (HU)
Web
Met3r.com
Total partner budget
150,000 €
Address
Nótárius utca 5-7
1141 Budapest
Country
Hungary (HU)
Web
www.gablini.hu
Total partner budget
160,000 €
Address
F. A. Gerstnera 2151/6
37001 České Budejovice
Country
Czechia (CZ)
Web
www.eon.cz
Total partner budget
320,000 €
E-mobility department
Address
Tuhovská 29
83106 Bratislava
Country
Slovakia (SK)
Web
https://new.abb.com/sk
Total partner budget
180,000 €
KEZO Research Center Energy Conversion and Renewable Sources
Address
Akademijna 27
05-110 Jabłonna
Country
Poland (PL)
Web
https://www.imp.gda.pl
Total partner budget
250,000 €
Address
Street ul. Józefa Kraszewskiego 17/12
60-501 Poznań
Country
Poland (PL)
Web
https://www.r3ev.pl/
Total partner budget
150,000 €
Address
GDAŃSKA 7
83-047 Przywidz
Country
Poland (PL)
Web
www.przywidz.pl
Total partner budget
80,000 €

Roadmap

1

WHY

As we transition to a sustainable future, the demand for clean energy is rising. However, the challenge lies in managing fluctuations in energy supply, with its regular peaks and low periods. Our solution is to harness the significant capacity of electric vehicle batteries to store and distribute energy, improving grid stability and supporting a more efficient use of renewable energy.​ Our goal is to develop a system where V2X technology supports the efficient use of renewable energy sources and helps build a more reliable, sustainable energy infrastructure for the future.

2

WHO

The V4Grid project involves 11 partners from four Central European countries: Poland, Hungary, the Czech Republic, and Slovakia. Each partner brings unique expertise in areas such as energy management, data analysis, solar energy, and electric vehicle infrastructure.

3

WHAT

The project will deploy 18 V2X chargers across 15 pilot locations in various regions, tailored to the strengths and conditions of each partner. The aim is to test three key technologies: Vehicle to Grid (V2G), Vehicle to Building (V2B), and Vehicle to Home (V2H). These use-cases leverage EV batteries as flexible storage to ensure grid stabilization, enhance the efficient use of renewable energy, and reduce reliance on the grid.

4

PLAN

Our goal is to transform and improve the energy sector by integrating electric vehicles into the grid. As 11 partners from various sectors, we will:​ Collect and analyze data to understand how EVs can support grid stabilization and renewable energy integration​. Define specific use cases based on the data of current situation and needs​. Collaborate with hardware providers to identify the best bi-directional chargers for testing​. Gather data from our testing to predict future impacts and scalability​. Engage with local authorities to create supportive regulatory frameworks​. Raise awareness about the benefits of V2X technology​. These steps will help us build a cleaner, more sustainable energy system, with EVs and renewable energy at its core.

5

IMPACT

For EV owners and homeowners, V2X technology helps lower energy bills by using stored energy during peak periods and providing reliable backup power. It maximizes the use of solar energy by storing excess power in the EV, reducing reliance on the grid, and increases the overall value of the EV by turning it into an energy storage solution.​ For commercial buildings, V2X offers cost savings by charging during off-peak hours and using stored energy during peak periods, enhancing energy flexibility. It also ensures business continuity by providing backup power.​ On a larger scale, V2X supports grid stability by supplying energy during peak demand, increasing the use of renewable energy, and decentralizing the power system. This creates a more resilient, sustainable, and cost-effective energy network.

News

Events

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Outputs

Vehicle-to-Grid use case

While defining the third key use case, Vehicle-to-Grid (V2G), we focused on how EVs can actively support the grid. Unlike traditional charging, V2G enables vehicles to return electricity back to the grid, helping to balance fluctuations in supply and demand, enhance grid stability, and optimize the use of renewable energy. This approach not only reduces reliance on fossil fuels but also creates new opportunities for more flexible energy management. Within our project, we will explore how V2G can transform EVs into dynamic energy assets, benefiting both grid operators and EV owners while driving the transition to a more sustainable power system.
Type of output: Strategies and action plans

Vehicle-to-Building use case

Another key use case we defined is Vehicle-to-Building (V2B), which will be tested in various commercial and public buildings. This technology enables a bidirectional energy flow between EVs and buildings, allowing vehicles to store excess energy and discharge it when demand is high. By integrating V2B into energy management systems, businesses can lower electricity costs, reduce grid dependence, maximize renewable energy use, enhance energy flexibility, and provide backup power through EVs. In V4Grid, we aim to explore how V2B can contribute to more efficient and resilient building operations.
Type of output: Strategies and action plans

Vehicle-to-Home use case

In activities 1.1 and 1.2, we defined three use cases, including Vehicle-to-Home (V2H), which will be tested at five pilot sites. This technology transforms EVs into mobile energy hubs, enabling them to power homes, store excess solar energy, and reduce grid dependence. Key KPIs include lower peak energy consumption, reduced grid capacity demand, and overall energy cost savings. Additionally, where solar PV is available, we will assess how V2H maximizes self-consumption of renewable energy, making home energy use even more efficient and sustainable.
Type of output: Strategies and action plans

Collaboration Across Borders​

Thanks to the collaboration of partners from Poland, Hungary, the Czech Republic, and Slovakia, the project incorporates a comprehensive approach to implementing V2X solutions. The involved partners met in person at the kickoff meeting and have since stayed in touch through regular status updates. By sharing expertise, aligning regulatory policies, and adapting to diverse conditions, this partnership is developing solutions that go beyond national borders.
Type of output: Strategies and action plans
In development

Defining Key Benefits and Goals​

By identifying specific use-cases like Vehicle-to-Home (V2H), Vehicle-to-Building (V2B), and Vehicle-to-Grid (V2G), the project offers tangible benefits to consumers, businesses as well as the grid. The V2H model helps EV owners reduce energy costs, V2B optimizes energy use in buildings, and V2G improves grid stability. All of these models support the use of clean energy, reduce emissions, and contribute to a sustainable energy future.​
Type of output: Strategies and action plans

First Period Completed: Strategic Path for V2X Adoption​

The first phase of the V4Grid project involved everything from setting clear goals to designing technical solutions. Our efforts during the first few months have laid the foundation for meaningful collaboration, which is essential for driving innovation to a sustainable energy future. Creating a strong, clear, and transparent strategy was a crucial step for this project and formed the foundation for all subsequent activities. Based on an analysis of the current market, trends, models, stakeholders, as well as limitations and regulations, we were able to define the applications of V2X concepts. Equally important was clarifying the chargers themselves — their specifications, use cases, and their role within the larger energy system.​
Type of output: Strategies and action plans

V4Grid

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Project on social media

Project Contacts

Project Manager

Jozef Vernarec
Phone: +421908718875

Finance Manager

Markéta Bezáková
Phone: +421908718509

Communication Manager

Levente Reizer
Phone: +36703751227