Spectroscopic investigation of long-term outdoor-exposed crystalline silicon photovoltaic modules

Czanderna, 1996, Encapsulation of PV modules using ethylene vinyl acetate copolymer as a pottant: a critical review, Sol. Energy Mater. Sol. Cells, 43, 101, 10.1016/0927-0248(95)00150-6 Oliveira, 2018, The causes and effects of degradation of encapsulant ethylene vinyl acetate copolymer (EVA) in crystalline silicon photovoltaic modules: a reveiw, Renew. Sustain. Energy Rev, 81, 2299, 10.1016/j.rser.2017.06.039 Pern, 1992, Characterization of ethylene vinyl acetate (EVA) encapsulant: effects of thermal processing and weathering degradation on its discoloration, Sol. Energy Mater. Sol. Cells, 25, 3, 10.1016/0927-0248(92)90013-F Pern, 1993, Luminescence and absorption characterization of ethylene-vinyl acetate encapsulant for PV modules before and after weathering degradation, Polym. Degrad. Stab., 41, 125, 10.1016/0141-3910(93)90035-H Klemchuk, 1997, Investigation of the degradation and stabilization of EVA-based encapsulant in field-aged solar energy modules, Polym. Degrad. Stab., 55, 347, 10.1016/S0141-3910(96)00162-0 Jentsch, 2015, Influence of typical stabilizers on the aging behavior of EVA foils for photovoltaic applications during artificial UV-weathering, Polym. Test., 44, 242, 10.1016/j.polymertesting.2015.03.022 Sastry, 2010, Performance analysis of field exposed single crystalline silicon modules, Sol. Energy Mater. Sol. Cells, 94, 1463, 10.1016/j.solmat.2010.03.035 Park, 2013, The effect of encapsulant discoloration and delamination on the electrical characteristics of photovoltaic module, Microelectron. Reliab., 53, 1818, 10.1016/j.microrel.2013.07.062 Matsuda, 2012, Microscopic degradation mechanisms in silicon photovoltaic module under long-term environmental exposure, Jpn. J. Appl. Phys., 51, 10.1143/JJAP.51.10NF07 Masuda, 2014, Possible measure of reliability for crystalline-Si photovoltaic modules, 2566 Sakamoto, 2014, Comparison of degradation mechanism of PV modules between under long term field exposure at a hot-humid environment and under DH tests, 3364 Kraft, 2015, Investigation of acetic acid corrosion impact on printed solar cell contacts, IEEE J. Photovoltaics, 5, 736, 10.1109/JPHOTOV.2015.2395146 Japan Meteorological Agency, climate data for Japan, http://www.data.jma.go.jp/obd/stats/etrn/index.php. Osterwald, 2009, History of accelerated and qualification testing of terrestrial photovoltaic modules: a literature review, Prog. Photovolt.: Res. Appl., 17, 11, 10.1002/pip.861 Peike, 2011, Non-destructive degradation analysis of encapsulants in PV modules by Raman Spectroscopy, Sol. Energy Mater. Sol. Cells, 95, 1686, 10.1016/j.solmat.2011.01.030 Hirschl, 2016, In-line determination of the degree of crosslinking of ethylene vinyl acetate in PV modules by Raman spectroscopy, Sol. Energy Mater. Sol. Cells, 152, 10, 10.1016/j.solmat.2016.03.019 Peike, 2013, The influence of laminate design on cell degradation, Energy Procedia, 38, 516, 10.1016/j.egypro.2013.07.311 Ottersböck, 2017, Comparison of different microclimate effects on the aging behavior of encapsulation materials used in photovoltaic modules, Polym. Degrad. Stab., 138, 182, 10.1016/j.polymdegradstab.2017.03.010 Han, 2019, Analysis of the degradation of encapsulant materials used in photovoltaic modules exposed to different climates in China, Sol. Energy, 194, 177, 10.1016/j.solener.2019.10.014 Schlothauer, 2012, Degradation of the encapsulant polymer in outdoor weathered photovoltaic modules: spatially resolved inspection of EVA ageing by fluorescence and correlation to electroluminescence, Sol. Energy Mater. Sol. Cells, 102, 75, 10.1016/j.solmat.2012.03.022 Planes, 2014, Chemical degradation of the encapsulation system in flexible PV panel as revealed by infrared and Raman microscopies, Sol. Energy Mater. Sol. Cells, 122, 15, 10.1016/j.solmat.2013.10.033 Hara, 2015, Crystalline Si photovoltaic modules functionalized by a thin polyethylene film against potential and damp-heat-induced degradation, RSC Adv., 5, 15017, 10.1039/C4RA13360A Kempe, 2007, Acetic acid production and glass transition concerns with ethylene-vinyl acetate used in photovoltaic devices, Sol. Energy Mater. Sol. Cells, 91, 315, 10.1016/j.solmat.2006.10.009 Ketola, 2011, Degradation mechanism investigation of extended damp heat aged PV modules Peike, 2013, Origin of damp-heat induced cell degradation, Sol. Energy Mater. Sol. Cells, 116, 49, 10.1016/j.solmat.2013.03.022 Kempe, 2006, Modeling of rates of moisture ingress into photovoltaic modules, Sol. Energy Mater. Sol. Cells, 90, 2720, 10.1016/j.solmat.2006.04.002 Miyashita, 2012, Measuring method of moisture ingress into photovoltaic modules, Jpn. J. Appl. Phys., 51, 10.1143/JJAP.51.10NF12 Hara, 2018, Durable crystalline Si photovoltaic modules based on silicone-sheet encapsulants, Jpn. J. Appl. Phys., 57, 10.7567/JJAP.57.027101