Hidrograf Satuan
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Tabel Hitungan Hidrograf Satuan t (jam) 0 5.0 0.0 0.0 0.0 1 11.0 6.0 6.0 0.0 2.0 2 27.0 22.0 12.0 10.0 0.0 4.0 3 47.0 42.0 18.0 20.0 4.0 6.0 4 56.5 51.5 13.5 30.0 8.0 4.5 5 48.5 43.5 9.0 22.5 12.0 3.0 6 33.5 28.5 4.5 15.0 9.0 1.5 7 18.5 13.5 0.0 7.5 6.0 0.0 8 8.0 3.0 0.0 3.0 0.0 9 5.0 0.0 0.0 0.0 Jumlah 260.0 210.0 63.0 105.0 42.0 21.0 210.0 Base Flow = 5 mm. 3 mm. 5 mm. 2 mm. QH QHLL U3(t) U5(t-1) U2(t-2) UH=U1(t) P1 efektif P2 efektif P3 efektif
description
Ini adalah Tugas 3 Rekayasa Hidrologi 2 (Rehid 2). Membahas tentang Hidrograf Satuan. Silakan cari juga yang dalam format PDF dan DOC!
Transcript of Hidrograf Satuan
Tabel Hitungan Hidrograf Satuant (jam)
0 5.0 0.0 0.0 0.01 11.0 6.0 6.0 0.0 2.02 27.0 22.0 12.0 10.0 0.0 4.03 47.0 42.0 18.0 20.0 4.0 6.04 56.5 51.5 13.5 30.0 8.0 4.55 48.5 43.5 9.0 22.5 12.0 3.06 33.5 28.5 4.5 15.0 9.0 1.57 18.5 13.5 0.0 7.5 6.0 0.08 8.0 3.0 0.0 3.0 0.09 5.0 0.0 0.0 0.0
Jumlah 260.0 210.063.0 105.0 42.0
21.0210.0
Base Flow = 5 mm.3 mm.5 mm.2 mm.
QH QHLL U3(t) U5(t-1) U2(t-2) UH=U1(t)
P1 efektif =P2 efektif =P3 efektif =
Tabel Hitungan Hidrograf Satuant (jam)
0 5.0 0.0 0.0 0.0 5.01 11.0 6.0 6.0 0.0 2.0 5.02 27.0 22.0 12.0 10.0 0.0 4.0 5.03 47.0 42.0 18.0 20.0 4.0 6.0 5.04 56.5 51.5 13.5 30.0 8.0 4.5 5.05 48.5 43.5 9.0 22.5 12.0 3.0 5.06 33.5 28.5 4.5 15.0 9.0 1.5 5.07 18.5 13.5 0.0 7.5 6.0 0.0 5.08 8.0 3.0 0.0 3.0 5.09 5.0 0.0 0.0 5.0
Jumlah 260.0 210.063.0 105.0 42.0
21.0210.0
Base Flow 5 mm.13 - 10 = 3 mm.15 - 10 = 5 mm.12 - 10 = 2 mm.
Index 10 mm.
56,5 - 5 = 51,5dan seterusnya.
Perhatikan perbandingan 3:5:2 dan yang diberi warna sama secara diagonal!6:10:4 = 3:5:2
QH QHLL U3(t) U5(t-1) U2(t-2) UH=U1(t)
P1 efektipP2 efektipP3 efektip
QH - QBase Flow = QHLL
12:20:8 = 3:5:2dan seterusnya.
dan seterusnya.
dan seterusnya.
U3 (t) = QHLL - ( U5(t-1) + U2(t-2) )U3(5) = 43,5 - (22,5 + 12,0) = 9,0
UH = U1(t) = U3(t)/P1 efektipU1(6) = 4,5/3 = 1,5
0 1 2 3 4 5 6 7 8 9 100.0
10.0
20.0
30.0
40.0
50.0
60.0
QHLLU3(t)U5(t-1)U2(t-2)UH=U1(t)QHBase Flow
0 1 2 3 4 5 6 7 8 9 100.0
10.0
20.0
30.0
40.0
50.0
60.0
HIDROGRAF QHLL
QHLL QH Base Flowt (jam)
Q (
m3
/de
tik
)
0 1 2 3 4 5 6 7 8 9 100.0
2.0
4.0
6.0
8.0
10.0
12.0
14.0
16.0
18.0
20.0
HIDROGRAF U3(t)
U3(t)t (jam)
Q (
m3
/de
tik
)
0 1 2 3 4 5 6 7 8 9 100.0
5.0
10.0
15.0
20.0
25.0
30.0
35.0
HIDROGRAF U5(t-1)
U5(t-1)t (jam)
Q (
m3
/de
tik
)
0 1 2 3 4 5 6 7 8 9 100.0
2.0
4.0
6.0
8.0
10.0
12.0
14.0
HIDROGRAF U2(t-2)
U2(t-2)t (jam)
Q (
m3
/de
tik
)
0 1 2 3 4 5 6 7 8 9 100.0
1.0
2.0
3.0
4.0
5.0
6.0
7.0
HIDROGRAF SATUAN (UH) = U1(t)
UH=U1(t)t (jam)
Q (
m3/
det
ik)
Tabel Hitungan Hidrograf Banjir
t (jam)
0 0.0 0.0 - - - - 0.0 10.0 10.0
1 1.5 45.0 0.0 - - - 45.0 10.0 55.02 3.0 90.0 90.0 0.0 - - 180.0 10.0 190.03 4.5 135.0 180.0 60.0 0.0 - 375.0 10.0 385.04 6.0 180.0 270.0 120.0 30.0 0.0 600.0 10.0 610.05 5.0 150.0 360.0 180.0 60.0 15.0 765.0 10.0 775.06 4.0 120.0 300.0 240.0 90.0 30.0 780.0 10.0 790.07 3.0 90.0 240.0 200.0 120.0 45.0 695.0 10.0 705.08 2.0 60.0 180.0 160.0 100.0 60.0 560.0 10.0 570.09 1.0 30.0 120.0 120.0 80.0 50.0 400.0 10.0 410.010 0.0 0.0 60.0 80.0 60.0 40.0 240.0 10.0 250.0
11 0.0 40.0 40.0 30.0 110.0 10.0 120.0
12 0.0 20.0 20.0 40.0 10.0 50.0
13 0.0 10.0 10.0 10.0 20.0
14 0.0 0.0 10.0 10.0
Jumlah 30.0900.0 1,800.0 1,200.0 600.0 300.0
4,800.0 150.0 4,950.04,800.0
1782000017280000 540000 17820000
U1(t) U30(t) U60(t-1) U40 (t-2) U20(t-3) U10(t-4) QHLL 10.000 QBF Q10.000
0 2 4 6 8 10 120.0
1.0
2.0
3.0
4.0
5.0
6.0
7.0
HIDROGRAF SATUAN (UH) = U1(t)
UH=U1(t)t (jam)
Q (
m3/
det
ik)
0 2 4 6 8 10 120.0
20.0
40.0
60.0
80.0
100.0
120.0
140.0
160.0
180.0
200.0
HIDROGRAF SATUAN (UH) = U30(t)
UH=U30(t)t (jam)
Q (
m3/
det
ik)
0 2 4 6 8 10 120.0
50.0
100.0
150.0
200.0
250.0
300.0
350.0
400.0
HIDROGRAF SATUAN (UH) = U60(t-1)
UH=U60(t-1)t (jam)
Q (
m3/
det
ik)
0 2 4 6 8 10 120.0
50.0
100.0
150.0
200.0
250.0
300.0
HIDROGRAF SATUAN (UH) = U40(t-2)
UH=U40(t-2)t (jam)
Q (
m3/
det
ik)
0 2 4 6 8 10 120.0
20.0
40.0
60.0
80.0
100.0
120.0
140.0
HIDROGRAF SATUAN (UH) = U20(t-3)
UH=U20(t-3)t (jam)
Q (
m3/
det
ik)
0 2 4 6 8 10 120.0
10.0
20.0
30.0
40.0
50.0
60.0
70.0
HIDROGRAF SATUAN (UH) = U10(t-4)
UH=U10(t-4)t (jam)
Q (
m3/
det
ik)
0 2 4 6 8 10 12 140.0
100.0
200.0
300.0
400.0
500.0
600.0
700.0
800.0
QHLL
QH
Base Flow
UH=U1(t)
U30(t)
U60(t-1)
U40(t-2)
U20(t-3)
U10(t-4)
t (jam)
Q (
m3/
det
ik)
