Calculate fuel savings and optimal solar penetration for diesel generator-solar PV hybrid systems.
Input Parameters
Results
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Fuel Saved
L/day
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Solar Penetration
%
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Annual Savings
$
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CO2 Avoided
kg/day
Note: Diesel SFC is typically 0.25-0.30 L/kWh. Solar penetration above 60% requires battery storage or dump loads for stability.
Reference
Daily Load = Gen kW x Load Factor x 24 hrs
Solar Gen = PV kW x Sun Hours x 0.82
Usable Solar = min(Solar Gen, 60% of Load)
Fuel Saved = Usable Solar x SFC (0.27 L/kWh)
CO2 Avoided = Fuel Saved x 2.68 kg/L