Smart Grids in Practice: OPENTUNITY Brings Flexibility into the Discussion

On 10 September 2026, energy professionals and researchers gathered in Ljubljana, Slovenia, for “Smart Grids in Practice: Experiences and Results from European Projects STREAM and OPENTUNITY”, an event organised by Elektro Ljubljana and the University of Ljubljana.

Bringing together around 30 participants from distribution and transmission system operators, technology companies, research organisations and the energy media, the event provided an opportunity to present the results emerging from both projects and, importantly, to discuss how these experiences can translate into practical changes in the energy system.

From project results to practical discussions

OPENTUNITY was represented throughout the event by several project partners, providing different perspectives on the project's work and its results.

Janez Gregor Golja from the University of Ljubljana opened the OPENTUNITY contributions with an overview of the project's objectives, innovations, pilot sites and current stage, highlighting some of the main outcomes from the demonstration activities carried out across the four pilots, as well as the project's cross-platform demonstrations.

The presentations then moved into specific examples of how OPENTUNITY technologies are being applied and tested in practice. Amibit presented its Reduxi HEMS system and its work within the project on heat pump flexibility, coordination with Elektro Ljubljana, NILM participation and user research. Elektro Ljubljana shared its experience as a DSO and data provider, including the processes required to make operational data available for testing OPENTUNITY's DSO-focused tools, such as ICCS's short- and long-term asset management and grid planning solutions.

   

Other contributions connected OPENTUNITY's work with broader questions around flexibility and electrification. Avantcar discussed the challenges and opportunities associated with the rapid growth of e-mobility and highlighted the OPENTUNITY solution developed with Kolektor sETup for optimising EV charging schedules according to day-ahead electricity prices. The approach significantly reduced charging costs for the part of the fleet where it was tested.

How can flexibility support smarter grid development?

The event's two roundtable discussions provided an opportunity to move from project results towards some of the practical challenges facing the energy sector.

The first discussion focused on the DSO perspective and the value of flexibility. Participants explored where flexibility can be most useful for network operators and what regulatory, technical and operational changes may be needed to make greater use of it.

One of the key ideas discussed was the potential of flexible connections to make better use of existing grid capacity. Instead of dimensioning networks exclusively around occasional peaks, flexibility could in some situations allow certain assets to temporarily adjust their consumption or generation when network constraints occur. This could help operators accommodate additional renewable generation or new connections while potentially delaying or reducing some infrastructure investments.

The discussion also highlighted that flexibility should not be seen as a replacement for traditional grid reinforcement. Its value depends on the specific network conditions, the reliability of the flexibility service and the regulatory and contractual framework governing its use.

Connecting flexibility with the growth of e-mobility

The second roundtable focused on e-mobility, looking at both the challenges created by the rapid electrification of transport and the opportunity for EVs to become an additional source of flexibility for the electricity system.

EV charging infrastructure can create new peaks in electricity demand, but smart charging and other flexibility mechanisms can also turn these assets into a resource for grid management. The experience presented by Avantcar within OPENTUNITY provided a concrete example of how charging schedules can be optimised while reducing costs.

This dual role of electric vehicles as both a new source of demand and a potential flexibility resource, will become increasingly relevant as EV adoption continues to grow.

 

From European projects to real-world change

The event demonstrated the value of bringing project partners and energy-sector stakeholders together to discuss not only what has been developed, but also how these solutions could work in practice.

For OPENTUNITY, the discussions provided an opportunity to share the results of its demonstrations while gathering perspectives from actors directly involved in operating and developing electricity networks. The exchange also highlighted some of the remaining challenges that need to be addressed if flexibility is to become a reliable and scalable tool for the future energy system.

As OPENTUNITY approaches the final months of the project, these discussions are particularly relevant:

the focus is increasingly shifting from developing and demonstrating individual innovations towards understanding their practical impact, scalability and potential contribution to a more flexible and resilient European grid.


OPENTUNITY puts its innovations to the test across four pilots

Over the past year, OPENTUNITY has moved from developing its innovations to putting them to the test in real distribution grids, households, and energy markets. Across four pilot sites in Greece, Slovenia, Spain, and Switzerland, the project deployed and demonstrated its full set of tools for grid operators, prosumers, and flexibility markets under operating conditions. Work package 6 (WP6), coordinated by the University of Ljubljana, marks the point where years of design and development met the complexity of the real world.

A coordinated, evidence-based demonstration

Demonstrating a large set of innovations across four countries required careful coordination. Building on the demonstration plan defined in the first phase of WP6, each pilot worked through a structured set of test cases, with progress tracked systematically across all sites through regular coordination meetings. A dedicated monitoring process kept close watch on the datasets flowing from pilot partners to the technology developers, ensuring that every tool had the data it needed to be tested properly. In total, more than fifty test cases were executed, each documented with concrete evidence of what was deployed, how it was demonstrated, and what the outcome was.

Connecting tools to real infrastructure

Turning a working prototype into a tool running on live infrastructure is not straightforward. Sensors had to be installed on transformers and power lines, data pipelines built between utility systems and the project's platforms, and software connected to everything from household heat pumps to EV charging stations. This integration effort, often the least visible part of a project, was essential groundwork that made the demonstrations possible. - UL, Work Package 6 coordinator.

Results from across the four pilots

Each pilot brought something distinct to the project. Here are a few highlights, with more detailed pilot-focused articles to follow in the coming months.

  • In the Greek pilot, HEDNO and IPTO demonstrated a flexibility market on the NODES platform that coordinated needs between the transmission and distribution operators, alongside a transformer health-monitoring tool that flagged real anomalies across high-voltage assets.
  • In the Swiss pilot, AEM and its partners ran a local flexibility market for an energy community in Massagno that operated continuously and autonomously across 49 trading days, matching bids and dispatching real assets without manual intervention.
  • In the Spanish pilot, ANELL operated a real-time thermal rating tool live on a 40 kV overhead line for roughly ten months, while a state estimation tool gave the operator visibility into low-voltage grids that are normally difficult to observe, reaching voltage estimation with very high accuracy.
  • In the Slovenian pilot, smart charging of a shared EV fleet cut the gap to optimal charging cost by more than half in two months of real operation, while a network planning tool showed that even modest flexibility could defer grid reinforcement investments by several years.

What comes next

These demonstrations provide the evidence base for the next phase of the project, where OPENTUNITY will formally assess the impact of its innovations against the project's targets. In the meantime, watch this space for upcoming articles taking a closer look at each pilot and what it achieved.

Deliverable 6.1


Putting Flexibility to the Test: New Progress from OPENTUNITY’s Spanish Pilot

As OPENTUNITY moves into the final phase of the project, its Spanish pilot is progressing from technology validation towards real-world demonstration. In recent months, Estabanell, ETRA and Hypertech have been working together to validate the project’s solutions with distribution teams and to test flexibility activation in the pilot environment.

These activities are providing valuable feedback on both the technical performance of the solutions and their potential use in day-to-day grid operation.

Validating OPENTUNITY tools with distribution teams

As part of the pilot activities, Estabanell recently completed a series of internal presentations of ETER and the ICCS tools with the Distribution System Operator’s operations teams. The sessions provided an opportunity to introduce the technologies to potential end users, demonstrate their functionalities and collect feedback based on their operational experience.

Overall, the feedback was positive, with particular interest in three functionalities that are currently not covered by Estabanell’s existing applications. These include capabilities offered by both ETER and the ICCS tools.

One of the aspects that attracted most attention was ETER’s ability to bring together different data sources in a single environment. By combining real-time information from medium- and low-voltage networks with state estimation algorithms, ETER’s digital twin can provide enhanced observability of the distribution grid.

The teams also highlighted the potential of ETER to support scenario analysis and operational planning. The tool can be used to explore how future changes in grid operation could affect power flows, as well as to assess how the availability of flexibility could help alleviate potential congestion.

Another area of interest was the advanced asset management tool developed by ICCS, particularly its potential to support decisions when purchasing new smart meters by providing additional information on their expected reliability and performance.

The sessions also identified aspects of the solutions that still require further refinement. This feedback will be used by the project partners to improve the tools and strengthen the user experience ahead of the next stages of the pilot.

Moving towards real flexibility activation

Alongside the validation of the technologies with distribution teams, the Spanish pilot has also taken an important step towards demonstrating flexibility in practice.

During the last weeks of July, ETRA, Estabanell and Hypertech carried out the flexibility activation tests planned for the pilot. The activities will continue throughout August, allowing the partners to further assess the performance of the solution and prepare for the next stages of the demonstration.

An encouraging result from the tests carried out so far is that flexibility activations have taken place without users noticing any impact on their service or comfort. This is an important aspect of the demonstration, showing how flexibility can be activated to support the electricity system while maintaining a seamless experience for end users.

The ongoing tests will provide further insights into how the different components developed within OPENTUNITY work together in a real pilot environment. Once the pilot is completed, the partners will analyse the results and share the main conclusions and lessons learned.

From technology validation to real-world demonstration

The latest activities mark an important transition for the Spanish pilot. By combining feedback from distribution professionals with practical flexibility activation tests, OPENTUNITY is moving beyond the development of individual technologies towards integrated, real-world validation.

The coming months will focus on completing the remaining demonstrations and analysing the results, helping the project assess how its solutions can contribute to more observable, flexible and efficient distribution grids while keeping end users at the centre.


OPENTUNITY Showcased Flexible Energy Solutions at Power2Drive Europe 2026

From 22 to 25 June 2026, the OPENTUNITY project was represented at Power2Drive Europe, Europe's leading exhibition for charging infrastructure and electric mobility, held as part of The smarter E Europe in Munich, Germany.

Project partner Hive Power presented OPENTUNITY's work to an international audience of energy professionals, highlighting how the project is helping build a more flexible, interoperable and user-centric energy ecosystem for Europe's electricity grids.

Strong interest from the e-mobility sector

Power2Drive brought together key players from across the electric mobility value chain, providing an ideal setting to discuss the role of flexibility in future energy systems.

According to Hive Power, the greatest interest came from charge point operators and fleet managers, who

were particularly interested in understanding how smart charging and Vehicle-to-Grid (V2G) technologies can unlock flexibility services while making better use of existing charging infrastructure.

The project's interoperability approach also attracted considerable attention. Many visitors recognised the need for solutions capable of connecting different platforms and technologies, rather than introducing additional complexity into an already fragmented ecosystem.

   

Discussions focused on flexibility and market value

Throughout the event, conversations frequently centred on two key topics that are also at the heart of OPENTUNITY.

The first concerned the assessment of flexibility available from electric vehicles and battery storage systems, and how these distributed resources can actively contribute to demand response programmes and grid services.

The second focused on the business perspective, exploring how the value created through flexibility services can be fairly distributed among prosumers, aggregators and grid operators, an essential aspect for accelerating the adoption of flexibility markets across Europe.

Within OPENTUNITY, Hive Power contributes to these challenges by developing solutions to estimate flexibility from EVs and battery storage while optimising demand response actions through interoperable software integrated into the project's wider flexibility ecosystem.

Creating opportunities beyond the exhibition

Participation in Power2Drive also opened the door to new collaborations. Hive Power established several promising contacts with fleet operators and managers, with follow-up meetings already scheduled to explore how electric vehicle fleets could participate in future flexibility markets.

These discussions demonstrate the growing interest in practical flexibility solutions and reinforce the relevance of OPENTUNITY's work in supporting Europe's transition towards a smarter, more resilient and consumer-centred energy system.


Greek pilot workshop

Inside the Greek Citizen Engagement Workshop

On July, 2026, the OPENTUNITY Greek Pilot reached a significant milestone in its mission to place citizens at the heart of the energy transition. In a collaborative effort, partners HEDNO, IPTO, HYPERTECH and ICCS, under the strategic guidance of JOANNEUM RESEARCH, hosted a dynamic online workshop titled:

"Becoming Part of the Energy Future – How OPENTUNITY Empowers Citizens and Professionals".

Bridging the Gap: From Technical Concepts to Daily Benefits

The primary goal of the session was to strip away complex technical jargon and introduce the OPENTUNITY ecosystem in a simple, engaging way. Rather than focusing solely on engineering, the workshop highlighted how small changes in everyday energy consumption can collectively improve the stability of the national electricity system.

Participants explored the necessity of smart grids and flexibility services, discovering how these innovations allow households to transition from passive consumers to active partners who benefit directly from new digital energy services.

An Interactive Look at the Future Grid

To keep the two-hour session engaging for its 23 participants, the presenters utilised interactive live polls via QR codes and short videos to illustrate key concepts. The comprehensive agenda covered:

  • The Big Picture: An introduction to the OPENTUNITY project and the specific challenges facing today’s electricity system.
  • Defining Flexibility: Why smart grids are essential for the modern energy landscape and how flexibility benefits both the system and the consumer.
  • Live Tool Demonstrations: A first-hand look at the innovations driving the project, including NILM (Non-Intrusive Load Monitoring), HEMS/BEMS (Home/Building Energy Management Systems), the Network Planning Tool, and the Local Flexibility Market.

Strengthening DSO-TSO Synergies in Greece

The workshop is a core part of the activities in the Greek pilot site, which covers the Mesogia area (Koropi, Lavrio, and N. Makri) as well as the interconnected islands of Kea, Andros, and Tinos. A key focus of this pilot is increasing the digitalisation of both the DSO (HEDNO) and the TSO (IPTO) while establishing vital synergies between them to better manage grid operations.

The Human Element of the Energy Transition

The event concluded with an open discussion where experts shared their views on how these digital tools can be practically adopted in daily life. By fostering this direct dialogue, OPENTUNITY continues to ensure that the European energy ecosystem is not just technically advanced, but truly user-centric and accessible to all citizens.

      

To explore more about our innovations or to view technical details on our Greek pilot:


Understanding User Acceptance of Flexible EV Car-Sharing Models

The transition towards more sustainable mobility is not only about developing new technologies. It also depends on understanding how people use these technologies and what would encourage them to adopt new ways of moving and consuming energy.

Mobility and housing are among the areas with the greatest impact on individuals’ private lifestyles and energy demand. As electric vehicles become increasingly common, new opportunities are emerging to connect mobility with the electricity system. One of these opportunities lies in combining car-sharing services with the flexibility offered by electric vehicle charging.

Within the OPENTUNITY project, Joanneum Research and Avantcar are working together to investigate how users perceive new car-sharing business models that make use of EV charging flexibility both at home and on the go.

Exploring the user perspective

These business models could enable electric vehicles to contribute more actively to the energy system. By adapting when and how vehicles are charged, it may be possible to make better use of renewable electricity and reduce pressure on the grid during periods of high demand.

However, the success of these solutions depends on more than their technical feasibility. Users need to see clear benefits and feel comfortable with the services being offered. For this reason, the research carried out by Joanneum Research and Avantcar focuses on understanding the factors that influence the acceptance of these new mobility and energy services.

A major strength of the study is that it is based on the opinions of nearly 1,000 actual car-sharing users, rather than relying solely on general public perceptions. This provides a more realistic picture of how potential users may react to the proposed business models.

Adapting the offer to different user needs could increase the size of the potential target groups by between 18% and 44%.

Looking at the complete user journey

The research covers the full experience of using the service, from making a reservation to returning the vehicle. This approach allows the project partners to examine how users might respond to the different steps involved in participating in more flexible EV charging schemes.

The study also goes beyond simply asking whether users are interested or not. It explores the reasons behind their responses, including more specific concerns such as comfort, financial benefits, fear of vehicle damage, or questions related to responsibility and liability.

Preliminary findings indicate that comfort and financial benefits are among the main drivers of user acceptance. At the same time, the research is now going further to identify how these motivations and concerns vary between different groups of users.

Unlocking the potential of new business models

A better understanding of users who express interest under certain conditions could significantly expand the potential target groups for these new business models. Based on the research conducted so far, adapting the offer to different user needs could increase the size of the potential target groups by between 18% and 44%.

Users need to see clear benefits and feel comfortable with the services being offered.

These insights will help Avantcar refine and validate the proposed business models in real-life conditions, ensuring that they are not only technically viable but also aligned with the expectations and concerns of potential users.

Through this collaboration, OPENTUNITY is contributing to a more integrated approach to the energy transition, one in which electric vehicles are not only a means of transport, but can also become a source of flexibility for the wider energy system. Understanding the people who will use these services is an essential step towards making that vision a reality.


Slovenian pilot demostration period

Driving Efficiency: OPENTUNITY Successfully Validates Day-Ahead EV Charging Optimization in Ljubljana

As part of our mission to open the electricity ecosystem to multiple actors for a real decarbonisation opportunity, OPENTUNITY is proud to share the latest results from our Slovenian pilot. From February 1st to March 31st, 2026, our partners SETUP and AVANTCAR successfully completed a two-month demonstration of a cutting-edge day-ahead participation algorithm designed to optimize electric vehicle (EV) charging operations.

The Challenge: Random Charging vs. Grid Needs

In a traditional, non-optimized environment, EV charging sessions often start at random times, typically when a user arrives home or plugs in for the night. This lack of coordination can lead to higher costs for charging operators and unnecessary strain on the electricity grid. Within the OPENFLEX category of our project, focused on increasing flexibility in prosumer environments, we sought to prove that smart scheduling can significantly reduce these inefficiencies.

The Solution: Smart Scheduling in Ljubljana

OptiView

The demonstration took place at several AVANTCAR EV charging locations across Ljubljana, Slovenia, including sites at Peca, Gerbičeva, and Novo Brdo. Using the SETUP aggregation platform and the OptiView monitoring dashboards, the team applied a sophisticated algorithm to a portfolio of six charging stations.

How the algorithm works:

  • Time Window: It focuses on the night interval (18:00–06:00).
  • Price Signals: It utilizes day-ahead electricity price signals to identify the most cost-effective charging windows.
  • Strategic Shifting: Instead of charging immediately, the system shifts sessions toward the less cost-intensive hours after midnight.
  • Impactful Results: A 68% Improvement

To measure success, the demonstration results were compared against a baseline period (December 2025 – January 2026) where no optimization was applied.
The findings were definitive:

  • Baseline Performance: Without optimization, there was an 18.9% gap between actual charging costs and the theoretical least-cost scenario.
  • Demo Performance: With the OPENTUNITY algorithm active, this gap was slashed to just 5.99%.
  • Overall Efficiency: This represents an improvement of approximately 68% in aligning charging behavior with optimal price intervals.
Baseline period - consumption
Baseline period - consumption
Demo period - consumption
Demo period - consumption

 

Real-World Readiness

This demonstration confirms that the OPENTUNITY optimization tools are practical solutions ready for real operating conditions. By effectively steering charging toward low-price hours, we are providing tangible value to flexibility service providers and EV charging operators.

This milestone is a key part of our broader effort in Slovenia to utilize the flexibility potential of domestic assets and EVs to provide services to the Distribution Grid, ultimately fostering a more resilient and sustainable energy ecosystem.


Revolutionising Grid Planning: OPENTUNITY and ICCS at the GSM 2026 Conference

On June 29, 2026, the picturesque city of Lucerne, Switzerland, hosted the 8th Grid Services & Markets (GSM) Conference, a premier event dedicated to the evolution of the electricity market. Among the experts and industry leaders gathered to discuss the future of distribution and transmission grids, the OPENTUNITY project took center stage through a high-impact presentation by our partner, ICCS (National Technical University of Athens).

The primary objective of GSM 2026 was to explore the increasing opportunities for flexibility in generation, storage, and consumption. As renewable energy penetration grows and demand fluctuates, Distribution System Operators (DSOs) face the daunting task of planning future grids that are both resilient and cost-effective.

Representing OPENTUNITY in the session “Planning & Providing Technologies,” ICCS presented a breakthrough solution: the Network Planning Tool.

A Speed Revolution in Network Planning

Traditional grid planning often relies on time-consuming processing, which limits the ability of operators to perform multi-scenario analysis. The OPENTUNITY tool, developed by ICCS, changes the game by being interactive, user-friendly, and incredibly fast.

Key technical innovations highlighted during the presentation included:

  • The FPI Advantage: The tool uses a Fixed-Point Iteration (FPI) load-flow algorithm that allows for parallel processing. This methodology is over 100 times faster than conventional Newton-Raphson methods.
  • Advanced Clustering: By utilizing K-Means clustering, the tool can group 365 daily profiles into three distinctive, manageable scenarios, enabling deep analysis in practical computation times.
  • Mathematical Precision: Using advanced optimization techniques like MILP (Mixed-Integer Linear Programming) and MISOCP (Mixed-Integer Second-Order Cone Programming), the tool delivers highly accurate results for multi-year planning.

Real-World Impact: Investment Deferral and RES Growth

The core mission of this tool is to help DSOs make smarter financial and environmental decisions. The ICCS presentation demonstrated through various scenarios that:

  1. Investment Deferral: By integrating flexibility services from demand and renewable resources, DSOs can significantly postpone or even avoid the need for expensive conventional grid reinforcements.
  2. Maximising Renewables: Increased flexibility availability directly enables a higher integration of renewable energy generation within distribution networks.

Market Readiness and Expert Reception

The presentation sparked an engaging discussion among the audience of approximately 50 participants, including researchers, industry experts, and policymakers. Attendees were particularly impressed by the minute-scale calculation speed and the high Technology Readiness Level (TRL) of the OPENTUNITY solutions. The audience noted that these tools are close to being ready-to-market commercial products, a critical factor for the rapid digitalization of the European energy sector.

The Path Forward

This successful participation at GSM 2026 underscores OPENTUNITY’s commitment to building a flexible, adaptable, and decarbonized energy ecosystem. By providing DSOs with the tools to manage grid issues more effectively, we are ensuring that the transition to clean energy is not only sustainable but also cost-efficient for all European citizens.

 

Download the Presentation

You can now download the full presentation slides below to explore the technical details and results of the Network Planning Tool.

📊 [Download: OPENTUNITY Distribution Grid Planning Slides]


OPENTUNITY Showcases Advanced Flexibility Algorithms at EEM 2026

From June 22nd to 24th, 2026, the OPENTUNITY project participated in the 22nd International Conference on the European Energy Market (EEM 2026) held in Trondheim, Norway. Organized by the Norwegian University of Science and Technology (NTNU), SINTEF, and the IEEE PES Norway Chapter, this prestigious event brought together approximately 500 experts from the scientific community, industry, and policy sectors to discuss the evolution of energy markets.

Innovating Aggregator Strategies

Representing the project, partners from the University of Ljubljana (UL) and IRI UL presented their latest research during the session on Flexibility Markets and Aggregator Strategies. The core of their contribution was the research paper titled: "A Rolling-Horizon Optimal Selection Algorithm for Disaggregating Flexibility in Heterogeneous Asset Portfolio".

The study, authored by Janez Gregor Golja and Dr. Tomi Medved, addresses a critical challenge for modern energy aggregators: how to translate market-level signals into specific instructions for a diverse (heterogeneous) mix of assets, such as Electric Vehicles (EVs), heat pumps, battery storage, and PV systems.

A Smart Approach to Grid Flexibility

The paper introduces a rolling-horizon genetic algorithm designed to identify the most cost-effective combination of assets to deliver requested flexibility. This innovation stands out by integrating a unified cost modelling framework that considers:

  • Energy price impacts: Shifting consumption to optimal time slots.
  • Asset health: Factoring in the degradation costs of storage systems.
  • User comfort: Specifically ensuring that HVAC (heating/cooling) activations respect the user's temperature preferences.
  • Uncertainty management: Steering the system toward the most reliable and predictable resources.

Proven Scalability and Impact

The effectiveness of the algorithm was validated across different scenarios, including a large portfolio of 47 assets. The results confirmed that the algorithm can successfully meet market flexibility requests while minimizing costs and maintaining operational limits in real-time.

The presentation was highly regarded by the international audience, underscoring OPENTUNITY’s commitment to providing the technical foundations for a more resilient and decarbonised European grid.

Read the Full Research Paper

Are you interested in the technical details of the rolling-horizon algorithm and its performance results? You can access the full paper through our project library:

📥 [Download the Full Paper: A Rolling-Horizon Optimal Selection Algorithm]

📊 [Access the EEM 2026 Presentation Slides]


JOANNEUM RESEARCH Presents Carsharing Flexibility at STS Conference Graz

Between May 4 and 6, 2026, our partner JOANNEUM RESEARCH (JR) represented the OPENTUNITY project at the STS Conference Graz 2026 in Austria. Organized by the Graz University of Technology, this event is a cornerstone for the scientific community to discuss the intersections of Science, Technology, and Society.

The Focus: Can Carsharing Support Grid Flexibility?

The core of JR’s participation was the presentation of their latest research titled: “Shared cars, flexible charging: When cost savings meet additional effort”. The study addresses a fundamental challenge in the energy transition: how to manage the volatility of renewable energy by utilizing the inherent flexibility of electric vehicles (EVs).

The research specifically explores whether integrating flexibility into a carsharing business model (such as the one operated by our partner Avant car in Slovenia) is viable from both a technical and social perspective.

Key Insights: Flex On-the-Go vs. Flex at Home

The study, based on a survey of over 950 Avant car customers, analyzed two main scenarios for flexible charging:

  • Flex on-the-go: Charging the rented vehicle at suggested points during the trip to support the grid.
  • Flex at home: Taking the rented vehicle home and allowing it to be charged flexibly overnight.

The findings were revealing:

  • Motivation: Cost savings remain the primary driver for users (over 85% interest), followed by a desire to support sustainability and the energy transition.
  • Barriers: For many users, the "additional effort" is a significant hurdle. Many feel that since they are paying for a mobility service, they do not want the extra complexity of managing charging schedules.
  • Feasibility: The research suggests there is no "quick win," but flexibility models can succeed if cost savings are high enough and the additional effort for the user is kept to an absolute minimum.

Scientific Exchange and Future Outlook

For the OPENTUNITY project, participating in the STS Conference was a "great opportunity for exchange between applied research and colleagues with a more academic approach". This collaboration with Avant car allowed the team to access real-world field data, reducing sampling bias and ensuring that the project's innovations are grounded in actual user behavior.

By exploring these social and technical boundaries, OPENTUNITY continues to pave the way for a more integrated and decarbonized European electricity ecosystem.

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Resources for Download

You can access the full technical details and the results presented at the conference through the following links:

📥 [Download the Presentation Slides] (PDF)


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