From: Techno-economic feasibility analysis of a 3-kW PV system installation in Nepal
 | Standalone PV system | Grid-connected PV system |
---|---|---|
Total yearly cost including inflation | $1009.37USD /year | $145.89USD /year |
Produced energy | 2999kWh/year | 5.9Â MWh/year |
Payback period | Indefinite | 8.7Â years |
Net profit at the end of the lifetime | – | $1992.2USD |
Return of investment (ROI) | – | 86.60% |
Used energy cost | 0.345USD /kWh | 0.060USD/kWh |
CO2 emissions saved | 5.0Â tons | 10.3Â tons |