Extraction of Saturation Current and Ideality Factor from Measuring Voc and Isc of Photovoltaic Modules

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td class="align_left">Parameter</td><td class="align_center">Voc-Isc</td><td class="align_center">Dark I-V</td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td class="align_left">I0 (A)</td><td class="align_center"><svg height="11.786pt" id="M18" style="vertical-align:-0.3499002pt" version="1.1" viewbox="-0.0498162 -11.4361 58.3897 11.786" width="58.3897pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M447 623H65C61 580 56 530 47 475H76C100 541 106 550 172 550H388C308 376 196 170 91 -1L98 -12L172 -2C268 204 360 408 455 611L447 623Z" id="g113-56"></path></g><g transform="matrix(.013,0,0,-0.013,6.242,0)"><path d="M113 -12C146 -12 170 11 170 46C170 78 146 103 114 103S58 78 58 46C58 11 82 -12 113 -12Z" id="g113-47"></path></g><g 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class="align_center">2.83</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

I0 and n obtained from Voc-Isc measurements compared to that estimated from dark I-V measurements of the mono-Si cell.

International Journal of Photoenergy

tab2

Table 2

Table 2: Extraction of Saturation Current and Ideality Factor from Measuring Voc and Isc of Photovoltaic Modules