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

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 linger spacing and with this design the efficiency increases from 14.68 % to 17.37%.

Original languageBritish English
Title of host publication2016 IEEE 43rd Photovoltaic Specialists Conference, PVSC 2016
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages2358-2361
Number of pages4
ISBN (Electronic)9781509027248
DOIs
StatePublished - 18 Nov 2016
Event43rd IEEE Photovoltaic Specialists Conference, PVSC 2016 - Portland, United States
Duration: 5 Jun 201610 Jun 2016

Publication series

NameConference Record of the IEEE Photovoltaic Specialists Conference
Volume2016-November
ISSN (Print)0160-8371

Conference

Conference43rd IEEE Photovoltaic Specialists Conference, PVSC 2016
Country/TerritoryUnited States
CityPortland
Period5/06/1610/06/16

Keywords

  • concentration
  • finger
  • photovoltaic
  • silicon

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