Comparison of Turkey’s Geographical Regions in terms of Stand-Alone PV System Design and Cost Parameters

Table 1

Constant values of SAPV system components.

Life cycle (years)	System	25
	Module	25
	Battery	10
	Charge regulator	15
Operating period (months)		12
Annually operating days		365
Annually operating hours		8760
Load power (VA)		1000
Module current (A)		22.5
Battery voltage (V)		12
Battery capacity (Ah)		110
Efficiency	Battery	0.95
	Transmission line	0.98
Unit price ($)	Module	200
	Battery	150
	Charge regulator	100
Daily load demand	(Ah/day)	2148.23
	(kVAh/day)	25.78
Replacement numbers	Module	0
	Battery	2
	Charge regulator	1
Annual inflation rate		0.12
Annual discount rate		0.18

These values vary according to the selected scenario. The values in the table are given for the whole year scenario.