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Diesel Generator Savings

Fuel and money saved by displacing DG with solar.

Financial

Inputs (SI units)

Results

Diesel saved
4,500 L/yr
Money saved
₹ 427,500 / yr
CO₂ avoided
12,060 kg/yr

Save & Load Project

Designs are stored privately in this browser — nothing is uploaded.

Engineering Formula

  • Fuel saved = Gen × SFC [L]
  • Money saved = Fuel × Price
  • CO₂ avoided ≈ Fuel × 2.68 kg/L

Typical DG SFC is 0.28–0.35 L/kWh at 75% load. Below 40% load SFC balloons past 0.5 L/kWh — solar makes even more sense.

Step-by-step Calculation

  1. 1.FuelGen × SFC4,500 L
  2. 2.MoneyFuel × Price₹ 427,500

Design Assumptions

  • 100% solar generation displaces DG runtime.

Engineering Tips

  • Add DG maintenance saving of ~₹1.5/kWh.

Warnings

  • Peak-lopping needs hybrid inverter for seamless transfer.

Standards & References

CPCB DG normsBEE benchmarks

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