Optimal finger design for low concentration thin-film c-Si solar cells

Hiba Riaz, Ammar Nayfeh

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

1 Scopus citations

Abstract

Here we investigate the optimal finger design for low concentration thin film c-Si solar cells using 2D TCAD simulation. The Si cell studied has a 2μm absorber layer and 1μm emitter layer with 185μm finger spacing. We confirmed the TCAD model by matching 1 sun simulation to experimental data. The solar concentration studied is from 1 to 60 suns and the finger spacing is from 185μm to 1000μm. We observe that there is an optimal number of suns and finger spacing where the efficiency is maximized. Results show efficiency is maximized at 15 suns and 700μm finger spacing and with this design the efficiency increases from 14.68 % to 17.37%.

Original languageBritish English
Title of host publication2017 IEEE 44th Photovoltaic Specialist Conference, PVSC 2017
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages2014-2018
Number of pages5
ISBN (Electronic)9781509056057
DOIs
StatePublished - 2017
Event44th IEEE Photovoltaic Specialist Conference, PVSC 2017 - Washington, United States
Duration: 25 Jun 201730 Jun 2017

Publication series

Name2017 IEEE 44th Photovoltaic Specialist Conference, PVSC 2017

Conference

Conference44th IEEE Photovoltaic Specialist Conference, PVSC 2017
Country/TerritoryUnited States
CityWashington
Period25/06/1730/06/17

Keywords

  • Concentration
  • Finger
  • Photovoltaic
  • Silicon

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