Exergy, Energy, and Dynamic Parameter Analysis of Indigenously Developed Low-Concentration Photovoltaic System

Table 7

Economical analysis of LCPV system (having a lifetime of 25 years [24]).

Period (year)	0	1	2	3	4	5	6	7	8
Initial investment cost	−2084
Benefits**		290.43	290.43	290.43	290.43	290.43	290.43	290.43	290.43
O and M cost***		−2.18	−2.30	−2.43	−2.57	−2.72	−2.88	−3.04	−3.21
Discount rate	0.01	0.01	0.01	0.01	0.01	0.01	0.01	0.01	0.01
Net cash flow		288.25	288.13	287.995	287.86	287.71	287.55	287.39	287.21
𝑎	0.99	0.99	0.98	0.97	0.96	0.95	0.94	0.93	0.92
Discounted net cash flow		285.39	282.45	279.53	276.62	273.74	270.89	268.05	265.24
NPV		−1798.6	−1516.2	−1236.6	−960	−686.26	−415.37	−147.32	117.92

∗∗Benefits are based on the tariff policy of Gujarat Electricity Regulatory Commission released for projects commissioned in 2012 [24].
***Escalation in operating cost is taken as 5.72% annually [24].