Open Access
Table 2
Open circuit voltage temperature coefficient of modules.
| m-Si | p-Si | p-Si | aSi:H/μc-Si:H | ||
|---|---|---|---|---|---|
| VSP50M-12V | VSP50P-12V | SW50 RMA/D | NA-F128GK | ||
| Module in STC | Voc temperature coefficient [%/°C] | −0.34 | −0.34 | −0.37 | −0.3 |
| Module with daily cleaning | Voc temperature coefficient [%/°C] | −0.3 | −0.3 | −0.29 | −0.27 |
| Standard error | 5.59 e-4 | 4.06 e-4 | 5.21 e-4 | 1.64 e-3 | |
| Module without cleaning | Voc temperature coefficient [%/°C] | −0.24 | −0.26 | −0.23 | −0.2 |
| Standard error | 6.81 e-4 | 6.5 e-4 | 6.73 e-4 | 2.3 e-3 |
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