Evaluation of the Existing Solar Energy and Rainwater Potential in the Total Roof Area of Buildings: Izmit District Example

Table 6

Calculation chart for rainwater utilization rate.

Months	AC (m^2)	Y (mm)	Ф	VR (m^3)	VT (m^3)	fi (%)
January	9077354.16	93.7	0.95	808020.6806	1764652.417	45.79
February	9077354.16	71.7	0.95	618303.9786	1764652.417	35.04
March	9077354.16	72.6	0.95	626065.1164	1764652.417	35.48
April	9077354.16	53.7	0.95	463081.2225	1764652.417	26.24
May	9077354.16	49.3	0.95	425137.8821	1764652.417	24.09
June	9077354.16	54	0.95	465668.2684	1764652.417	26.39
July	9077354.16	38.5	0.95	332004.2284	1764652.417	18.81
August	9077354.16	44.4	0.95	382882.7985	1764652.417	21.70
September	9077354.16	54	0.95	465668.2684	1764652.417	26.39
October	9077354.16	89.4	0.95	770939.6888	1764652.417	43.69
November	9077354.16	81.6	0.95	703676.4945	1764652.417	39.88
December	9077354.16	114	0.95	983077.4555	1764652.417	55.71
Annually	9077354.16	816.9	0.95	7044526.083	21175829	33.27