ECN TNO - Arthur Weeber-solarbe文库

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PERFORMANCE ENHANCEMENT OF HIGH-EFFICIENCY PV MODULES BY USING MWT Arthur Weeber Program Manager PV Technologies PVCell Tech 2019 Professor at TU Delft ECN.TNO SOLAR ENERGY Independent institute for applied research Over 100 scientists / engineers TNO over 3000 Cell, Modules, Applications Silicon, TF and Tandems BIPV, I2PV, VIPV, landscape integrated 2 | Performance enhancement of high-efficiency PV modules by using MWT 12 March 2019 mp.weixin.qq.com THE CONCEPT Metal-wrap-through Metal on front and rear Emitter contact through vias to rear Both polarities at the rear 3 | Performance enhancement of high-efficiency PV modules by using MWT 12 March 2019 Printerest.com THE CONCEPT Metal-wrap-through Metal on front and rear Emitter contact through vias to rear Both polarities at the rear Hole drilling after emitter Shunt free via paste Single side interconnection PCB-like technology possible Conductive adhesives or low T soldering Low stress technology 4 | Performance enhancement of high-efficiency PV modules by using MWT 12 March 2019 THE CONCEPT 2003 World Conference Osaka First integrated cell and module design 5 | Performance enhancement of high-efficiency PV modules by using MWT 12 March 2019 ADVANTAGES Low CtM losses 3 better FF than 3 BB with soldering 1 CtM loss on full size module, 4 with 3BB tabbing 6 | Performance enhancement of high-efficiency PV modules by using MWT 12 March 2019ECN Coletti et al 43rd IEEE PVSC 2016 Single cell laminate ADVANTAGES Low CtM losses Calculated based on cross-section interconnection 3x IEC DH/TC 12 | Performance enhancement of high-efficiency PV modules by using MWT 12 March 2019 17 WR in 2011 ECN Newman et al 45rd IEEE PVSC 2018 CURRENT MANUFACTURING Cells and modules PERC-MWT Sunport CN next presentation 13 | Performance enhancement of high-efficiency PV modules by using MWT 12 March 2019 CURRENT MANUFACTURING Cells and modules PERC-MWT Sunport CN next presentation Modules Exasun NL 14 | Performance enhancement of high-efficiency PV modules by using MWT 12 March 2019 First glass-glass back contacted CURRENT MANUFACTURING Cells and modules PERC-MWT Sunport CN next presentation Modules Exasun NL Energyra NL starting up 15 | Performance enhancement of high-efficiency PV modules by using MWT 12 March 2019 CURRENT MANUFACTURING Cells and modules PERC-MWT Sunport CN next presentation Modules Exasun NL Energyra NL starting up Silfab CAN starting up Valoe FIN 16 | Performance enhancement of high-efficiency PV modules by using MWT 12 March 2019 CURRENT MANUFACTURING Cells and modules PERC-MWT Sunport CN next presentation Modules Exasun NL Energyra NL starting up Silfab CAN starting up Valoe FIN Equipment Eurotron NL next presention FormulaE IT Materials DSM NL, BKC CN, and many others 17 | Performance enhancement of high-efficiency PV modules by using MWT 12 March 2019 MWT PASSIVATING CONTACTS Silicon Heterojunction 23.1 Compatible with LT solder free 18 | Performance enhancement of high-efficiency PV modules by using MWT 12 March 2019 ECN Coletti et al 43rd IEEE PVSC 2016 MWT PASSIVATING CONTACTS PolySi-based heterojunction Same architecture possible p-type polySi textured J0 720 mV n-type polySi textured J0 730 mV Examples with poly-poly IBC, more complicated iVOC 720 mV VOC 700 mV 19 | Performance enhancement of high-efficiency PV modules by using MWT 12 March 2019ECN.TNO Stodolny et al 35 th EUPVSEC 2018 ECN Mewe et al 8th SiliconPV 2018 Enabling 23 MWT BOTTOM CELL IN TANDEMS Perovskite top cell MWT SHJ bottom cell 20 | Performance enhancement of high-efficiency PV modules by using MWT 12 March 2019 C. Quiroz et al, J. Mater. Chem. A, 2018, 6, 3583. K. Bush et al, Nature Energy, 2, 2017,17009. T. Duong et al, Adv. Energy Mater. 2017, 1700228. J. Werner et al, Adv. Mater. Interfaces 2018, 5, 1700731. https//www.oxfordpv.com/news/oxford-pv-perovskite-solar-cell-achieves-28-efficiency https//www.imec-int.com/en/articles/perovskite-cigs-tandem-cell-with-record-efficiency-of-24-6-percent https//www.imec-int.com/en/articles/imec-beats-silicon-pv-with-27-1-percent-perovskite-silicon-tandem we acknowledge Fan Fu personal communication 22.7 10.0 17.0 MWT BOTTOM CELL IN TANDEMS Perovskite top cell MWT SHJ bottom cell 27.0 4.3 wtr single junction 21 | Performance enhancement of high-efficiency PV modules by using MWT 12 March 2019 MWT BIFACIAL TANDEM Perovskite top cell MWT SHJ bottom cell 22 | Performance enhancement of high-efficiency PV modules by using MWT 12 March 2019 MWT BIFACIAL TANDEM Perovskite top cell 17.0 MWT SHJ bottom cell Bifacial MWT SHJ Front 22.8 Filtered bottom 9.5 Filtered bottom 200 W/m2 rear 13.2 eq. Total 30.2 eq. 23 | Performance enhancement of high-efficiency PV modules by using MWT 12 March 2019 APPEARANCE DUTCH SOLAR DESIGN 24 | Performance enhancement of high-efficiency PV modules by using MWT 12 March 2019 SHADE TOLERANT 25 | Performance enhancement of high-efficiency PV modules by using MWT 12 March 2019 BIPV, VIPV and I2PV dynamic SUMMARY 26 | Performance enhancement of high-efficiency PV modules by using MWT 12 March 2019 MWT Integrated cell and module design 3 higher power output Different cell designs SHJ / polySi 23 Enabler for tandems 30 eq. BIPV, I2PV, VIPV, . Taking off now THANK YOU FOR YOUR ATTENTION TNO.NL/ECNPARTOFTNO