Energy and Economic Analysis of Curved, Straight, and Spiral Flow Flat-Plate Solar Water Collector

Table 3

Investment cost of SWH.

Components	The total cost of the system ($)
	FPC	CFC	SFC
Flow pipes (copper tubes)	40.9	42.2	39.0
Collector area	51.9	51.9	51.9
Acrylic sheets	7.8	7.8	7.8
Structure stand	9.7	9.7	9.7
Absorber black coating	1.6	1.6	1.6
Fabrication labor cost	13.0	13.0	13.0
Total cost	125.0	126.3	123.1