Manual de diseño y construcción de Pequeñas presas (DINAGUA)

€
H max = 0.9161 × 22.3mm = 20.5 mm
Se consideran:
CP0 = 0.30 I max = 386 mm = 2.325 mes
-1
Planilla de cálculo
Se implementa la planilla de cálculo complementaria para determinar
el volumen de escorrentía Esc i en Hm 3 /mes. Se presentan en la Tabla
E.1 los cálculos correspondientes a los primeros 25 meses.
i ETPi Precip δi Poi Ti Hi ETRi Ii Asupi V Asubi A Esci
Año mes mm mm mm mm mm mm mm mm mm mm mm mm Hm3
0 0
1981 1 190.1 137.4 210.5 6.1 51.3 0.0 86.1 45.3 6.0 14.2 31.1 37.17 0.98
1981 2 146.6 186.1 167.0 6.1 95.0 0.0 91.1 76.2 18.8 25.2 65.2 83.95 2.21
1981 3 120.3 66.0 140.8 6.1 18.4 0.0 47.6 17.6 0.8 8.0 34.8 35.69 0.94
1981 4 73.8 48.0 94.3 6.1 13.5 0.0 34.5 13.0 0.5 4.9 16.1 16.60 0.44
1981 5 44.5 256.4 64.9 6.1 202.7 9.3 44.5 132.9 69.8 42.0 95.7 165.47 4.35
1981 6 29.3 96.8 40.5 3.4 66.9 9.9 29.3 57.0 9.9 21.9 77.1 86.96 2.29
1981 7 35.4 66.1 46.0 3.2 37.5 3.1 35.4 34.1 3.3 12.8 43.3 46.57 1.22
1981 8 55.6 48.3 72.9 5.2 16.8 0.0 34.7 16.1 0.7 6.3 22.6 23.31 0.61
1981 9 78.9 95.2 99.3 6.1 43.5 0.0 51.7 39.1 4.4 12.8 32.5 36.96 0.97
1981 10 113.2 55.5 133.7 6.1 13.8 0.0 41.7 13.3 0.5 5.4 20.7 21.20 0.56
1981 11 148.6 121.3 169.1 6.1 47.7 0.0 73.6 42.4 5.2 13.8 34.1 39.30 1.03
1981 12 180.0 135.4 200.4 6.1 51.6 0.0 83.8 45.6 6.1 15.6 43.8 49.85 1.31
1982 1 190.1 70.4 210.5 6.1 15.4 0.0 55.0 14.8 0.6 6.1 24.2 24.82 0.65
1982 2 146.6 360.8 167.0 6.1 244.0 0.0 116.8 149.5 94.5 47.3 108.3 202.77 5.33
1982 3 120.3 29.1 140.8 6.1 3.3 0.0 25.8 3.3 0.0 5.7 45.0 45.03 1.18
1982 4 73.8 21.4 94.3 6.1 2.3 0.0 19.1 2.2 0.0 1.3 6.7 6.67 0.18
1982 5 44.5 178.5 64.9 6.1 128.5 5.5 44.5 96.4 32.1 30.3 67.4 99.50 2.62
1982 6 29.3 127.1 44.3 4.5 92.6 10.7 29.3 74.7 17.9 26.3 78.6 96.54 2.54
1982 7 35.4 71.3 45.1 2.9 42.3 4.3 35.4 38.1 4.2 14.5 49.9 54.10 1.42
1982 8 55.6 167.0 71.7 4.8 114.8 0.9 55.6 88.5 26.3 29.1 73.9 100.21 2.64
1982 9 78.9 219.2 98.4 5.9 148.8 0.0 71.3 107.4 41.4 36.4 100.1 141.46 3.72
1982 10 113.2 117.3 133.7 6.1 51.8 0.0 65.5 45.6 6.1 17.8 64.2 70.36 1.85
1982 11 148.6 315.2 169.1 6.1 202.4 0.0 112.8 132.8 69.6 43.3 107.3 176.95 4.65
1982 12 180.0 34.7 200.4 6.1 3.7 0.0 31.0 3.6 0.0 5.4 41.5 41.56 1.09
1983 1 190.1 162.1 210.5 6.1 67.5 0.0 94.6 57.5 10.0 18.5 44.3 54.38 1.43
Tabla E.1 Primeros 25 filas de la planilla de cálculo para estimación del escurrimiento
mensual en la cuenca
89
ANEXO E I EJEmpLO DE cÁLcuLO E.1.1