intensitas curah hujan
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3.7 Perhitungan Intensitas Curah Hujan
Analisis intensitas curah hujan menggunakan rumus yang diberikan oleh DR. Mononobe yaitu:I = Dimana:I = Intensitas Curah Hujan (mm/jam)R24 = Curah hujan maksimum dalam 1 hari (mm)t= Lamanya Curah Hujan (jam) Perhitungan :Pada perulangan 2 tahun periode ulang 1 jam.I = = 18,72 mm/jam
Untuk hasil perhitungan selanjutnya dapat dilihat pada tabel.
Periode UlangIntensitas
2 th5 th10 th25 th50 th100 th
R (mm)53.9875.4289.61107.55120.85134.06
t (Jam)mm/ jammm/ jammm/ jammm/ jammm/ jammm/ jam
118.7226.1531.0737.2841.9046.48
211.7916.4719.5723.4926.3929.28
39.0012.5714.9417.9220.1422.34
47.4310.3812.3314.8016.6318.44
56.408.9410.6312.7514.3315.89
65.677.929.4111.2912.6914.08
75.117.158.4910.1911.4512.70
84.686.547.779.3210.4711.62
94.336.047.188.629.6810.74
104.035.636.698.039.0310.01
113.785.296.287.548.479.40
123.574.995.937.117.998.87
133.394.735.626.747.588.41
143.224.505.356.427.218.00
153.084.305.116.136.897.64
162.954.124.895.876.607.32
172.833.954.705.646.347.03
182.723.814.525.436.106.77
192.633.674.365.245.886.53
Periode UlangIntensitas
2 th5 th10 th25 th50 th100 th
R (mm)53.9875.4289.61107.55120.85134.06
t (Jam)mm/ jammm/ jammm/ jammm/ jammm/ jammm/ jam
202.543.554.225.065.696.31
212.463.444.084.905.506.11
222.383.333.964.755.345.92
232.313.233.844.615.185.75
242.253.143.734.485.045.59