Comparing Life Cycle Energy and Global Warming Potential of Carbon Fiber Composite Recycling Technologies and Waste Management Options

Carbon fiber reinforced polymers (CFRP) are used in increasing quantities as they have some of the best properties in terms of specific strength and stiffness of any widely available material. By 2020, annual global CFRP production is expected to be over 140,000 tonnes. However, the resulting increa...

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Main Authors: Meng, Fanran, Olivetti, Elsa A., Zhao, Youyang, Chang, Jiyoun Christina, Pickering, Stephen J., McKechnie, Jon
Other Authors: Massachusetts Institute of Technology. Department of Materials Science and Engineering
Format: Article
Language:English
Published: American Chemical Society (ACS) 2021
Online Access:https://hdl.handle.net/1721.1/129482
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author Meng, Fanran
Olivetti, Elsa A.
Zhao, Youyang
Chang, Jiyoun Christina
Pickering, Stephen J.
McKechnie, Jon
author2 Massachusetts Institute of Technology. Department of Materials Science and Engineering
author_facet Massachusetts Institute of Technology. Department of Materials Science and Engineering
Meng, Fanran
Olivetti, Elsa A.
Zhao, Youyang
Chang, Jiyoun Christina
Pickering, Stephen J.
McKechnie, Jon
author_sort Meng, Fanran
collection MIT
description Carbon fiber reinforced polymers (CFRP) are used in increasing quantities as they have some of the best properties in terms of specific strength and stiffness of any widely available material. By 2020, annual global CFRP production is expected to be over 140,000 tonnes. However, the resulting increased quantity of CFRP waste has highlighted the need for sustainable treatment options as carbon fiber manufacture has high-energy intensity. A life cycle assessment methodology is used to evaluate primary energy demand (PED) and global warming potential (GWP) leveraging best available literature data, process models, and experimental work. Overall results indicate that recycling scenarios are generally the environmentally preferable options over landfill and incineration. However, the relative environmental benefits of advanced recycling processes (i.e., pyrolysis, fluidized bed, and chemical recycling process) depend on the method used to determine displacement of virgin carbon fiber by recycled carbon fiber. Totally, recycling processes can achieve a representative GWP from -19 to -27 kg CO2eq and PED from -395 to -520 MJ per kg CFRP, providing superior environmental performance to conventional composite waste treatment technologies.
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spelling mit-1721.1/1294822022-09-28T13:56:15Z Comparing Life Cycle Energy and Global Warming Potential of Carbon Fiber Composite Recycling Technologies and Waste Management Options Meng, Fanran Olivetti, Elsa A. Zhao, Youyang Chang, Jiyoun Christina Pickering, Stephen J. McKechnie, Jon Massachusetts Institute of Technology. Department of Materials Science and Engineering Massachusetts Institute of Technology. Institute for Data, Systems, and Society Carbon fiber reinforced polymers (CFRP) are used in increasing quantities as they have some of the best properties in terms of specific strength and stiffness of any widely available material. By 2020, annual global CFRP production is expected to be over 140,000 tonnes. However, the resulting increased quantity of CFRP waste has highlighted the need for sustainable treatment options as carbon fiber manufacture has high-energy intensity. A life cycle assessment methodology is used to evaluate primary energy demand (PED) and global warming potential (GWP) leveraging best available literature data, process models, and experimental work. Overall results indicate that recycling scenarios are generally the environmentally preferable options over landfill and incineration. However, the relative environmental benefits of advanced recycling processes (i.e., pyrolysis, fluidized bed, and chemical recycling process) depend on the method used to determine displacement of virgin carbon fiber by recycled carbon fiber. Totally, recycling processes can achieve a representative GWP from -19 to -27 kg CO2eq and PED from -395 to -520 MJ per kg CFRP, providing superior environmental performance to conventional composite waste treatment technologies. 2021-01-20T20:06:24Z 2021-01-20T20:06:24Z 2018-06 2018-05 2019-09-23T13:41:38Z Article http://purl.org/eprint/type/JournalArticle 2168-0485 https://hdl.handle.net/1721.1/129482 Meng, Fanran et al. "Comparing Life Cycle Energy and Global Warming Potential of Carbon Fiber Composite Recycling Technologies and Waste Management Options." ACS Sustainable Chemistry & Engineering 6, 8 (June 2018): 9854–9865 © 2018 American Chemical Society en http://dx.doi.org/10.1021/acssuschemeng.8b01026 ACS Sustainable Chemistry & Engineering Article is made available in accordance with the publisher's policy and may be subject to US copyright law. Please refer to the publisher's site for terms of use. application/pdf American Chemical Society (ACS) ACS
spellingShingle Meng, Fanran
Olivetti, Elsa A.
Zhao, Youyang
Chang, Jiyoun Christina
Pickering, Stephen J.
McKechnie, Jon
Comparing Life Cycle Energy and Global Warming Potential of Carbon Fiber Composite Recycling Technologies and Waste Management Options
title Comparing Life Cycle Energy and Global Warming Potential of Carbon Fiber Composite Recycling Technologies and Waste Management Options
title_full Comparing Life Cycle Energy and Global Warming Potential of Carbon Fiber Composite Recycling Technologies and Waste Management Options
title_fullStr Comparing Life Cycle Energy and Global Warming Potential of Carbon Fiber Composite Recycling Technologies and Waste Management Options
title_full_unstemmed Comparing Life Cycle Energy and Global Warming Potential of Carbon Fiber Composite Recycling Technologies and Waste Management Options
title_short Comparing Life Cycle Energy and Global Warming Potential of Carbon Fiber Composite Recycling Technologies and Waste Management Options
title_sort comparing life cycle energy and global warming potential of carbon fiber composite recycling technologies and waste management options
url https://hdl.handle.net/1721.1/129482
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