Implications for current regulatory waste toxicity characterisation methods from analysing metal and metalloid leaching from photovoltaic modules

The appropriateness of regulatory methods to characterise the toxicity of photovoltaic (PV) modules was investigated to quantify potential environmental impacts for modules disposed of in landfills. Because solar energy is perceived as a green technology, it is important to ensure that end-of-life i...

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Main Authors: Mary Kayla Collins, Annick Anctil
Format: Article
Language:English
Published: Taylor & Francis Group 2017-07-01
Series:International Journal of Sustainable Energy
Subjects:
Online Access:http://dx.doi.org/10.1080/14786451.2015.1053392
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author Mary Kayla Collins
Annick Anctil
author_facet Mary Kayla Collins
Annick Anctil
author_sort Mary Kayla Collins
collection DOAJ
description The appropriateness of regulatory methods to characterise the toxicity of photovoltaic (PV) modules was investigated to quantify potential environmental impacts for modules disposed of in landfills. Because solar energy is perceived as a green technology, it is important to ensure that end-of-life issues will not be detrimental to solar energy's success. United States Environmental Protection Agency Method 1311, California waste extraction test, and modified versions of both were performed on a multi-crystalline silicon module and cells and a copper indium gallium diselenide (CIGS) module. Variations in metal leachate concentrations were found with changes in testing parameters. Lead concentrations from the multi-crystalline module ranged from 16.2 to 50.2 mg/L. Cadmium concentrations from the CIGS module ranged from 0.1 to 3.52 mg/L. This raises doubt that regulatory methods can adequately characterise PV modules. The results are useful for developing end-of-life procedures, which is a positive step towards avoiding an e-waste problem and continuing trends of increasing installation and cost reduction in the PV market.
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spelling doaj.art-bef88ddb097848929a8bb04ae1cf37652023-09-20T10:33:44ZengTaylor & Francis GroupInternational Journal of Sustainable Energy1478-64511478-646X2017-07-0136653154410.1080/14786451.2015.10533921053392Implications for current regulatory waste toxicity characterisation methods from analysing metal and metalloid leaching from photovoltaic modulesMary Kayla Collins0Annick Anctil1Clemson UniversityMichigan State UniversityThe appropriateness of regulatory methods to characterise the toxicity of photovoltaic (PV) modules was investigated to quantify potential environmental impacts for modules disposed of in landfills. Because solar energy is perceived as a green technology, it is important to ensure that end-of-life issues will not be detrimental to solar energy's success. United States Environmental Protection Agency Method 1311, California waste extraction test, and modified versions of both were performed on a multi-crystalline silicon module and cells and a copper indium gallium diselenide (CIGS) module. Variations in metal leachate concentrations were found with changes in testing parameters. Lead concentrations from the multi-crystalline module ranged from 16.2 to 50.2 mg/L. Cadmium concentrations from the CIGS module ranged from 0.1 to 3.52 mg/L. This raises doubt that regulatory methods can adequately characterise PV modules. The results are useful for developing end-of-life procedures, which is a positive step towards avoiding an e-waste problem and continuing trends of increasing installation and cost reduction in the PV market.http://dx.doi.org/10.1080/14786451.2015.1053392photovoltaic moduleswaste managementenvironment
spellingShingle Mary Kayla Collins
Annick Anctil
Implications for current regulatory waste toxicity characterisation methods from analysing metal and metalloid leaching from photovoltaic modules
International Journal of Sustainable Energy
photovoltaic modules
waste management
environment
title Implications for current regulatory waste toxicity characterisation methods from analysing metal and metalloid leaching from photovoltaic modules
title_full Implications for current regulatory waste toxicity characterisation methods from analysing metal and metalloid leaching from photovoltaic modules
title_fullStr Implications for current regulatory waste toxicity characterisation methods from analysing metal and metalloid leaching from photovoltaic modules
title_full_unstemmed Implications for current regulatory waste toxicity characterisation methods from analysing metal and metalloid leaching from photovoltaic modules
title_short Implications for current regulatory waste toxicity characterisation methods from analysing metal and metalloid leaching from photovoltaic modules
title_sort implications for current regulatory waste toxicity characterisation methods from analysing metal and metalloid leaching from photovoltaic modules
topic photovoltaic modules
waste management
environment
url http://dx.doi.org/10.1080/14786451.2015.1053392
work_keys_str_mv AT marykaylacollins implicationsforcurrentregulatorywastetoxicitycharacterisationmethodsfromanalysingmetalandmetalloidleachingfromphotovoltaicmodules
AT annickanctil implicationsforcurrentregulatorywastetoxicitycharacterisationmethodsfromanalysingmetalandmetalloidleachingfromphotovoltaicmodules