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Data-Driven Circularity for Reused Photovoltaic Modules

Project description

A second life for solar panels

Solar photovoltaic (PV) is the shining light of the EU’s transition to cleaner energy. However, the rapid expansion of solar installations is also creating a growing end-of-life and waste management challenge. The EU expects to generate over 160 000 tonnes of photovoltaic waste annually. Supported by the Marie Skłodowska-Curie Actions programme, the CIRCULARePV project aims to create a framework for the reliable second-life deployment of solar panels. Through advanced neural modelling and field diagnostics, the project establishes a data-driven system to predict the reuse potential of ageing modules. CIRCULARePV provides a science-based pathway to extend technology lifetimes and secure Europe’s leadership in a truly circular solar economy.

Objective

Solar photovoltaic (PV) has surpassed 1.4 TW globally in 2024, including 280 GW in Europe, becoming central to the energy transition. Yet by 2030, the EU alone will generate >0.16 Mt of PV waste annually, with nearly 18 Mt worldwide by 2050. Most decommissioned modules are still downcycled or landfilled, causing permanent losses of silicon, silver, copper, and glass, while undermining EU circular economy and net-zero goals. Reuse offers the highest environmental and socio-economic value, but current practice is constrained by fragmented protocols, limited field validation, and weak decision tools.
CIRCULARePV, led by Dr. João Gabriel Bessa, and supervised by Prof. Ricardo Ruther (UFSC) and Prof. Eduardo Fernández (UJA) will create an integrated framework to enable reliable second-life PV deployment. The project will: (1) correlate field degradation with diagnostic markers and operating context; (2) establish a data-driven classification system using bootstrap sampling and neural networks to predict reuse potential under quantified uncertainty; and (3) assess application-specific deployment strategies for performance, affordability, and sustainability.
The outgoing phase at UFSC (Brazil) provides large PV fleets and diagnostic expertise, while the return phase at UJA (Spain) contributes advanced neural modeling and circularity assessment. Together, they will deliver a science-based pathway to extend PV lifetime, reduce raw material imports and CO2 emissions, and strengthen Europe’s leadership in solar circularity.

Fields of science (EuroSciVoc)

Keywords

Programme(s)

Topic(s)

Funding Scheme

HORIZON-TMA-MSCA-PF-GF - HORIZON TMA MSCA Postdoctoral Fellowships - Global Fellowships

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Call for proposal

(opens in new window) HORIZON-MSCA-2025-PF

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Coordinator

UNIVERSIDAD DE JAEN
Net EU contribution
€ 283 205,04
Address
CAMPUS LAS LAGUNILLAS SN EDIFICO B1 VICERRECTORADO DE INVESTIGACION DESAR TECN E INNOVACION
23071 JAEN
Spain
Region
Comunidad de Madrid Comunidad de Madrid Madrid
Activity type
Higher or Secondary Education Establishments
Links
Total cost
No data

Partners (1)