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INTENSIDAD MAXIMA EN 24 HORAS

año pmax.24hr (mm)

I24 (mm/hr)

INTENSIDAD HISTÓRICA

DURACIÓN DE LLUVIA EN MINUTOS5 10 15 20 25 30 60

1998 157.76 6.57 111.55 78.88 64.40 55.78 49.89 45.54 32.201999 211.72 8.82 149.71 105.86 86.43 74.85 66.95 61.12 43.222000 242.94 10.12 171.78 121.47 99.18 85.89 76.82 70.13 49.592001 220.84 9.20 156.15 110.42 90.16 78.08 69.83 63.75 45.082002 92.70 3.86 65.55 46.35 37.85 32.78 29.32 26.76 18.922003 159.54 6.65 112.81 79.77 65.13 56.41 50.45 46.06 32.572004 90.67 3.78 64.11 45.33 37.01 32.06 28.67 26.17 18.512005 51.04 2.13 36.09 25.52 20.84 18.04 16.14 14.73 10.422006 79.52 3.31 56.23 39.76 32.46 28.11 25.15 22.96 16.232007 191.13 7.96 135.15 95.57 78.03 67.57 60.44 55.17 39.012008 115.61 4.82 81.75 57.81 47.20 40.87 36.56 33.37 23.602009 204.56 8.52 144.64 102.28 83.51 72.32 64.69 59.05 41.76

promedio 107.13 75.75 61.85 53.56 47.91 43.73 30.93desviacion 139.50 102.12 80.54 69.75 62.39 56.95 40.27

u 44.35 29.79 25.60 22.17 19.83 18.10 12.80a 108.77 79.62 62.80 54.38 48.64 44.40 31.40y 0.58 0.58 0.58 0.58 0.58 0.58 0.58d 0.009 0.013 0.016 0.018 0.021 0.023 0.032

FORMULAS A USAR

Tr F(X) =1-1/T

Duracion de lluvias en minutos5 10 15 20 25 30 60

10 0.90 289.110 208.972 166.917 144.555 129.295 118.027 83.45825 0.96 392.238 284.468 226.457 196.119 175.416 160.129 113.22950 0.98 468.745 340.475 270.628 234.372 209.631 191.362 135.31475 0.99 544.686 396.069 314.472 272.343 243.594 222.364 157.236

100 0.99 544.686 396.069 314.472 272.343 243.594 222.364 157.236

CON ESTOS DATOS SE PROCEDERÁ A GRAFICAR LA CURVA IDF

TreXxF

ye 11)(

0 10 20 30 40 50 60 700

100

200

300

400

500

600

TR=10 añosTR=25 añosTR=50 añosTR=75 añosTR=100 años

TIEMPO (min)

INTE

NSI

DAD

(mm

/h)

CAUDAL DE DISEÑO

Q=0.278CIADonde:Q= CaudalC= Coeficiente de escorrentíaA= ÁreaI= Intensidad de precipitación en (mm/h)

TC= 148.60C=0.1 para bosques

Tr C A i DISEÑO Q

AÑOS Km2 mm/h m3/s

50 0.10 152.14 132.00 558.29

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