Photovoltaics in the Circular Economy

NREL applies its long-standing expertise in modeling and analysis to photovoltaics (PV) in the circular economy, supporting the sustainability of PV technologies.

Circular Economy for Energy Materials

This research aligns with one of NREL's critical objectives.

Through its circular economy modeling and analysis capabilities, NREL has led numerous path-breaking studies. For instance, it has systematically reviewed all PV circular economy literature, identified prioritized future R&D strategies for PV recycling, and analyzed circular economy outcomes of aggressive solar deployment scenarios for its Solar Futures Study.

Also, it continues to grow a body of literature mapping policy approaches to increasing circularity of PV and leads the International Energy Agency's Technology Collaboration Programme on PV Sustainability, where several of the below publications and others can be found. Improving circular economy can lead to more sustainable solar technologies

Models and Tools

NREL has developed models of the PV circular economy, which can continue to be enhanced and applied in novel ways and applications. The PV in the Circular Economy Tool dynamically models both materials demands and end-of-life materials for PV installations over time and can evaluate trade-offs among circular economy pathways. NREL has also applied new analytical approaches to consider social factors in better mapping future PV circular economy pathways.

Publications

Find NREL-authored publications about the circular economy of PV.

Title Year Authors Type Publisher metadata
A Critical Review of the Circular Economy for Lithium-Ion Batteries and Photovoltaic Modules – Status, Challenges, and Opportunities 2022 G. Heath, D. Ravikumar, B. Hansen, E. Kupets Journal Article Journal of the Air & Waste Management Association
Technoeconomic Analysis of High-Value, Crystalline Silicon Photovoltaic Module Recycling Processes 2022 H. Cui, G. Heath, T. Remo, D. Ravikumar, T. Silverman, M. Deceglie, M. Kempe, J. Engel-Cox Journal Article Solar Energy Materials and Solar Cells
Mapping the Opportunity Space to Model the Circular Economy Using Tools Funded by the DOE Office of Energy Efficiency and Renewable Energy 2022 S. Upasani, J. Walzberg, D. Ravikumar, A. Carpenter, G. Heath, U. Gracida-Alvarez, T. Benavides, H. Xu, T. Hawkins, D. Desantis, J. Cresko Technical Report NREL
Environmental and Circular Economy Implications of Solar Energy in a Decarbonized U.S. Grid 2022 G. Heath, D. Ravikumar, S. Ovaitt, L. Walston, T. Curtis, D. Millstein, H. Mirletz, H. Hartmann, J. McCall Technical Report NREL
Role of the Social Factors in Success of Solar Photovoltaic Reuse and Recycle Programmes 2021 J. Walzberg, A. Carpenter, G. Heath Journal Article Nature Energy
A Survey of Federal and State-Level Solar System Decommissioning Policies in the United States 2021 T.L. Curtis, L.E.P. Smith, H. Buchanan, G. Heath Technical Report NREL
Preliminary Environmental and Financial Viability Analysis of Circular Economy Scenarios for Satisfying PV System Service Lifetime 2021 N. Rajagopalan, A. Smeets, K. Peeters, S. De Regel, T. Rommens, K. Wang, P. Stolz, R. Frischknecht, G. Heath, D. Ravikumar Report International Energy Agency Photovoltaic Power Systems Programme IEA PVPS
PV Module Design for Recycling Guidelines 2021 J. Bilbao, G. Heath, A. Norgren, M. Lunardi, A. Carpenter, R. Corkish Report International Energy Agency Photovoltaic Power Systems Programme IEA PVPS
Solar Photovoltaic Module Recycling: A Survey of U.S. State Policies and Initiatives 2021 T.L. Curtis, H. Garvin, H. Buchanan, L. Smith, S. Shaw Technical Report NREL
A Circular Economy for Solar Photovoltaic System Materials: Drivers, Barriers, Enablers, and U.S. Policy Considerations 2021 T.L. Curtis, H. Buchanan, L. Smith, H. Garvin Technical Report NREL
Best Practices at the End of the Photovoltaic System Performance Period 2021 T.L. Curtis, G. Heath, A. Walker, J. Desai, E. Settle, C. Barbosa Technical Report NREL
Design for Recycling Principles Applicable to Selected Clean Energy Technologies: Crystalline-Silicon Photovoltaic Modules, Electric Vehicle Batteries, and Wind Turbine Blades 2020 A. Norgren, A. Carpenter, G. Heath Journal Article Journal of Sustainable Metallurgy
Research and Development Priorities for Silicon Photovoltaic Module Recycling to Support a Circular Economy 2020 G. Heath, T. Silverman, M. Kempe, M. Deceglie, D. Ravikumar, T. Remo, H. Cui, P. Sinha, C. Libby, S. Shaw, K. Komoto, K. Wambach, E. Butler, T. Barnes, A. Wade Journal Article Nature Energy
Human Health Risk Assessment Methods for PV | Part 3: Module Disposal Risks 2020 P. Sinha, G. Heath, A. Wade, K. Komoto Technical Report International Energy Agency Photovoltaic Power Systems Programme IEA PVPS
Life Cycle Inventory of Current Photovoltaic Module Recycling Processes in Europe 2018 K. Wambach, G. Heath, C. Libby Report International Energy Agency Photovoltaic Power Systems Programme IEA PVPS
Life Cycle Assessment of Current Photovoltaic Module Recycling 2018 P. Stolz, R. Frischknecht, K. Wambach, P. Sinha, G. Heath Report International Energy Agency Photovoltaic Power Systems Programme IEA PVPS
End-of-Life Management of Photovoltaic Panels: Trends in PV Module Recycling Technologies 2018 K. Komoto, J. Lee, J. Zhang, D. Ravikumar, P. Sinha, A. Wade, G. Heath Report International Energy Agency Photovoltaic Power Systems Programme IEA PVPS
End-of-Life Management: Solar Photovoltaic Panels 2016 S. Weckend, A. Wade, G. Heath Report International Energy Agency Photovoltaic Power Systems Programme; International Renewable Energy Agency IEA PVPS, IRENA
PV in the Circular Economy, A Dynamic Framework Analyzing Technology Evolution and Reliability Impacts 2022 S. Ovaitt, H. Mirletz, S. Sridhar, T. Barnes Journal Article iScience
Embodied Energy and Carbon from the Manufacture of Cadmium Telluride and Silicon Photovoltaics 2022 H. Wikoff, S. Reese, M. Reese Journal Article Joule
Techno-Economic, Environmental, and Social Measurement of Clean Energy Technology Supply Chains 2022 J. Engel-Cox, H. Wikoff, S. Reese Journal Article Journal of Advanced Manufacturing and Processing
PV Evolution in the Light of Circular Economy 2021 S. Ovaitt, H. Mirletz, A. Hegedus, A. Gaulding, T. Barnes Conference Paper 48th IEEE Photovoltaic Specialists Conference
Circular Economy in Photovoltaics 2024 G. Heath, E. Drahi Factsheet International Energy Agency Photovoltaic Power Systems Programme
Human Health Risk Assessment Methods for PV Part 3: Module Disposal Risks 2024 G. Heath Presentation International Energy Agency Photovoltaic Power Systems Programme

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