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REthinking the ReGENeration of spent granular activated carbon: first-of-a-kind portable plant for an Industrialised On-site electrochemical regeneration of Ubiquitous Spent GAC

Objective

REGENIOUS will revolutionise the regeneration of spent granular activated carbon (GAC), a key material in industrial and municipal water treatment, by replacing fossil fuel-based thermal processes with a novel electrochemical regeneration (ER) technology. Thermal regeneration currently dominates the market but is highly energy-intensive, generates significant GHG emissions, and shortens the carbon’s usable life. As a first-of-a-kind solution, REGENIOUS will develop a portable and modular ER plant capable of operating directly at end-user facilities, enabling in-situ regeneration of GAC with drastically reduced energy demand, costs, and environmental impacts, while avoiding transport and landfill. At lab scale, new electrode formulations and regeneration protocols will be optimised for durability, efficiency, and pollutant removal. These advances will be scaled up through intermediate prototypes and a redesigned full-scale portable unit, integrating renewable electricity (organic photovoltaics), electrolyte management (selective electrodialysis), and advanced digital controls for safe, automated operation. Demonstration campaigns will be conducted at major Drinking Water (Spain) and Wastewater Treatment Plants (Cyprus), validating performance under real conditions, with replication activities in Portugal and Germany. Beyond technology, REGENIOUS will deliver predictive tools for GAC lifetime, new indicators for ER performance, and proof-of-concept second-life applications for exhausted activated carbons (EAC) in construction and agriculture. Sustainability assessments, business models, and exploitation strategies will ensure market uptake and replication across sectors such as food, chemical, and textile industries. By reducing GHG emissions compared to thermal regeneration, REGENIOUS supports the EU Green Deal, the Circular Economy Action Plan, and the Processes4Planet partnership, paving the way for a climate-neutral, circular, and competitive European industry.

Keywords

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Programme(s)

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Topic(s)

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Funding Scheme

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HORIZON-IA - HORIZON Innovation Actions

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Call for proposal

Procedure for inviting applicants to submit project proposals, with the aim of receiving EU funding.

(opens in new window) HORIZON-CL4-2025-01

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Coordinator

ENVIROHEMP SL
Net EU contribution

Net EU financial contribution. The sum of money that the participant receives, deducted by the EU contribution to its linked third party. It considers the distribution of the EU financial contribution between direct beneficiaries of the project and other types of participants, like third-party participants.

€ 2 269 828,75
Address
POL IND ALOA CALLE A NAVE 03
31100 PUENTE LA REINA
Spain

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SME

The organization defined itself as SME (small and medium-sized enterprise) at the time the Grant Agreement was signed.

Yes
Region
Noreste Comunidad Foral de Navarra Navarra
Activity type
Private for-profit entities (excluding Higher or Secondary Education Establishments)
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Total cost

The total costs incurred by this organisation to participate in the project, including direct and indirect costs. This amount is a subset of the overall project budget.

€ 3 242 612,50

Participants (15)

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