Research Article
A Novel Numerical Algorithm for Optimal Sizing of a Photovoltaic/Wind/Diesel Generator/Battery Microgrid Using Loss of Load Probability Index
Table 1
Costs of the proposed system.
| Item | Unit cost ($) | Capacity/quantity | Consumption | Cost ($) | Life time years/hours |
| PV modules | 3.71/Wp | 30 kWp | — | 111,300 | 20 | Support structure | 50/unit | 56 | — | 2,800 | 20 | Wind turbine | 1200/kWp | 18 kWp | | 21,600 | | Generator | 3600/DG | 2 | — | 7,200 | 13 years | Diesel | 0.6/L | 26000 L | 2.7 L/h | 15,600 | — | Engine oil | 1.4/L | 135 | 3.5 L/150 h | 189 | — | Diesel filter | 4.5 | 12 | — | 54 | 750 h | Air filter | 35 | 3 | — | 105 | 3000 h | Overhaul | 1500 | 1 | — | 1500 | 26,280 h | Storage battery | 2.3/Ah | 2.8 kAh | — | 12880 | 10 | Charge regulator | 8000 | 1 | — | 8000 | 20 | Inverters | 8000 | 3 | — | 24,000 | 20 | Circuit breakers | 200 | 4 | — | 800 | 20 | Installation materials | | — | — | 600 | — | Civil and installation work | — | — | — | 600 | — | Total cost | | | | 207,228 | 20 | Scrap value | | | | 15% | |
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