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International Scholarly Research Notices
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International Scholarly Research Notices
/
2013
/
Article
/
Tab 3
/
Research Article
A New Low-Cost Plastic Solar Collector
Table 3
Equivalent water inventory (106 liter) obtained by different hose diameters. Flows calculated for 0.6 bar district pressure and prices for 2.5-bar hoses.
Diameter (inches)
Length (m)
Max. flow (liters/min)
Normal surface (m
2
)
Price (U$D)
2′′
56
212
3.4
60
1.5′′
100
84
4.6
50
1.25′′
144
45
5.6
80
1′′
224
20
6.8
100
0.75′′
400
6.6
9.8
130