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%