analysis debit weir
TRANSCRIPT
item unit qty qty qty qty qtyh = m 3.03 2.74 2.42 2.07 1.65A = m 113.8523 100.969 87.241 72.81225 56.30625O = m 46.31705 44.7553515715 43.0321 41.14729 38.88552R=A/O= m 2.46 2.26 2.03 1.77 1.45k= 0.4 0.4 0.4 0.4 0.4C=18log(12*R/k) 33.63 32.96 32.12 31.05 29.49i=dh/dl 0.01 0.01 0.01 0.01 0.01
m/s 5.27 4.95 4.58 4.13 3.55
Q=v*A= 600 500 400 301 200
m 4.45 3.99 3.49 2.94 2.29
m 37.5
Q Koef h Energy Critical depth Conj. Conj. Conj.diatas weir v depth energy
m m m m/s m m600 1.164 4.02 378.02 2.97 5.387205500 1.3 2.63400 1.29 2.26300 1.27 1.87200 1.23 1.43100 1.16 0.9
50 1.08 0.5725 1 0.3611 0.9 0.21
Q Koef H1 h1 Energy Critical depth Conj. Conj. Conj.diatas weir diatas weir v depth energy
m m m m m/s m m600 1.28725 3.76 3.48 377.76 2.97500 0 2.63400 0 2.26300 0 1.87200 0 1.43100 0 0.9
50 0 0.5725 0 0.3611 0 0.21
v=C*(R*i)0.5=
m3/s
H1=h+V2/2g=
Beff=
m3/s
m3/s
2/31.3/2...3/2 HgBCdQ
3/2
3/2...3/21
gBCd
QH
iwacoQ Koef H1 h1 Energy Critical depth Conj. Conj. Conj.
energy diatas weir energy
m m m m m/s m m600 1.99 4.02 3.48 378.02 2.97 9.91 1.61 377.62500 2.05 3.49 377.49 2.63 9.65 1.38 377.13400 2.09 2.97 376.97 2.26 9.38 1.14 376.62300 2.14 2.41 376.41 1.87 9.08 0.88 376.08250 2.19 2.1 376.1 1.65 8.91 0.75 375.8200 2.23 1.79 375.79 1.43 8.74 0.61 375.5100 2.36 1.08 375.08 0.9 8.33 0.32 374.86
50 2.4 0.68 374.68 0.57 8.1 0.16 374.525 2.46 0.42 374.42 0.36 7.94 0.08 374.2911 2.46 0.24 374.24 0.21 7.82 0.04 374.16
5 0.124 0.11
3.5 0.13 0.09
InfraQ Koef H1 h1 Energy Critical depth Conj. Conj. Conj.
energy Water level energy
m m m m m/s m m600 1.99 4.02 3.48 378.02 2.97 9.91 1.61 377.62500 2.05 3.49 377.49 2.63 9.65 1.38 377.13400 2.09 2.97 376.97 2.26 9.38 1.14 376.62300 2.14 2.41 376.41 1.87 9.08 0.88 376.08250 2.19 2.1 376.1 1.65 8.91 0.75 375.8200 2.23 1.79 375.79 1.43 8.74 0.61 375.5100 2.36 1.08 375.08 0.9 8.33 0.32 374.86
50 2.4 0.68 374.68 0.57 8.1 0.16 374.525 2.46 0.42 374.42 0.36 7.94 0.08 374.2911 2.46 0.24 374.24 0.21 7.82 0.04 374.16
5 0.124 0.11
3.5 0.13 0.09
v1 depth,y1
m3/s
v1 depth,y1
m3/s
qty qty qty qty1.13 0.77 0.53 0.34 1.87
37.09225 24.58225 16.60225 10.489 64.84225 112.536.08524 34.14658 32.85414 31.83096 40.07026 8
1.03 0.72 0.51 0.33 1.620.4 0.4 0.4 0.4 0.4
26.82 24.02 21.32 17.92 30.360.01 0.01 0.01 0.01 0.01
2.72 2.04 1.52 1.03 3.86
101 50 25 11 250
1.51 0.98 0.65 0.39 2.63
Froude Hydr jump Tailwatersequent depth depth
m m H1/r Co p/H1 C1 p/H1 C22.966667 1.39 0.674157 0.93 0.674157 1.005 1.299164
2.66 1.38 0.75188 0.94 0.75188 1.0052.326667 1.35 0.859599 0.95 0.859599 1.004
1.96 1.32 1.020408 0.96 1.020408 1.0021.526667 1.27 1.310044 0.97 1.310044 1.0011.006667 1.17 1.986755 0.995 1.986755 10.653333 1.08 3.061224 1 3.061224 10.433333 1 4.615385 1 4.615385 1
0.26 0.9 7.692308 1 7.692308 1
Froude Hydr jump Tailwater Q 2/3*B*(2/3g)^0.5 Cd H1 Q p/H1sequent depth depth 600 63.93356 1.08 4 552.386 0.625
m m 600 63.93356 1.293152 3.75 600.3788 0.666667600 63.93356 1.28725 3.76 600.0309 0.664894500
.)2/1(2 11 zHgV
z= tinggi terjun/bendung
Froude Hydr jump Tailwater
sequent depth
m m2.49 4.92 3.03 2.814 1.0032.62 4.47 2.74 1.005
2.8 3.98 2.42 1.0023.09 3.43 2.07 3.252033 0.539027 1.0013.28 3.12 1.87 0.99993.57 2.79 1.65 3.078746 0.998
4.7 1.97 1.13 0.9986.47 1.39 0.77 0.9988.96 0.97 0.53 0.998
12.48 0.69 0.34 0.9980.9980.9980.998
Froude Hydr jump Tailwater #DIV/0! Q h1 Q
sequent depth #DIV/0! /(3+h1) 600 #DIV/0! 3.401 600
m m #DIV/0! /(3+h1) 500 #DIV/0! 3.041 5002.49 4.92 0 #DIV/0! /(3+h1) 400 #DIV/0! 2.69 4002.62 4.47 2.26 #DIV/0! /(3+h1) 300 #DIV/0! 2.284 300
2.8 3.98 0 #DIV/0! /(3+h1) 250 #DIV/0! 2.061 2503.09 3.43 0 #DIV/0! /(3+h1) 200 #DIV/0! 1.8 2003.28 3.12 1.35 #DIV/0! /(3+h1) 100 #DIV/0! 1.23 1003.57 2.79 0 #DIV/0! /(3+h1) 75 #DIV/0! 1.048 75
4.7 1.97 0 #DIV/0! /(3+h1) 50 #DIV/0! 0.834 506.47 1.39 0 #DIV/0! /(3+h1) 25 #DIV/0! 0.548 258.96 0.97 0 #DIV/0! /(3+h1) 11 #DIV/0! 0.339 11
12.48 0.69 2.326667 #DIV/0! /(3+h1) 5 #DIV/0! 0.209 5#DIV/0! /(3+h1) 3 #DIV/0! 0.159 3#DIV/0! /(3+h1) 1.3 #DIV/0! 0.1 1.3
depth,y2
depth,y2
.)2/1(2 11 zHgV
11 . vB
Qy
1
1
.yg
vFroude
181(2/1 2
1
2 Froy
y
11 . vB
Qy
1
1
.yg
vFroude
181(2/1 2
1
2 Froy
y
45
3
30 7.5
21.80141
sin 8.077747
tg 7.5
42.5
2.5
30
B= m 30 42h = m 2.5 3.3L= m 42.5 46.5A = m 90.625 146.025O = m 43.46291 47.77104R=A/O= m 2.09 3.06
H1/r Co C1 C2 Cd2.666667 1.4 0.92 1.004 1.293152
2.5 1.38 0.93 1.003 1.287252.506667 1.38 0.93 1.003 1.28725
a=
4.597701
2/3*B*(2/3g)^0.5 Cd H1 Q p/H1 H1/r Co C1 C2 Cd
63.93356 1.311718 3.72 601.7053 0.806452 2.48 1.378 0.95 1.002 1.311718
63.93356 1.312759 3.29 500.85 0.911854 2.193333 1.365 0.96 1.0018 1.31275963.93356 1.287506 2.87 400.2221 1.045296 1.913333 1.326 0.97 1.001 1.28750663.93356 1.26464 2.4 300.6164 1.25 1.6 1.28 0.988 1 1.2646463.93356 1.239954 2.15 249.9149 1.395349 1.433333 1.255 0.989 0.999 1.23995463.93356 1.22754 1.87 200.6906 1.604278 1.246667 1.23 1 0.998 1.2275463.93356 1.12774 1.25 100.7634 2.4 0.833333 1.13 1 0.998 1.1277463.93356 1.07784 1.06 75.20418 2.830189 0.706667 1.08 1 0.998 1.0778463.93356 1.00798 0.84 49.61348 3.571429 0.56 1.01 1 0.998 1.0079863.93356 0.9481 0.55 24.72447 5.454545 0.366667 0.95 1 0.998 0.948163.93356 0.85828 0.34 10.87868 8.823529 0.226667 0.86 1 0.998 0.8582863.93356 0.80838 0.21 4.973629 14.28571 0.14 0.81 1 0.998 0.8083863.93356 0.7485 0.16 3.062673 18.75 0.106667 0.75 1 0.998 0.748563.93356 0.6986 0.1 1.412399 30 0.066667 0.7 1 0.998 0.6986
hkritis/hc
2.97
2.632.261.871.651.43
0.90.740.570.360.210.120.090.05
0.699301754.941
Cd 1.164B 37.5Q 600
H1= 4.020804
H13.76 =h1+256/(2.5+h)^2*1/ 19.62
h1+256/(2.5+h1)^2/19.62-3.76= 63.933559262722 1.9
256 Q h1 Q 2/3*B*(2/3g)^0.5 CdV1 = 16 /(2.5+h1) 600 0.006106 3.39 600 63.933559262722 1.2872502V1 = 13.33333 /(2.5+h1) 500 0.004166 3.05 500 63.933559262722 1.284792V1 = 10.66667 /(2.5+h1) 400 0.006959 2.67 400 63.933559262722 1.2793536V1 = 8 /(2.5+h1) 300 -0.006032 2.26 300 63.933559262722 1.25513388V1 = 5.333333 /(2.5+h1) 200 -0.001592 1.8 200 63.933559262722 1.22127786V1 = 2.666667 /(2.5+h1) 100 0.006051 1.23 100 63.933559262722 1.13772V1 = 2 /(2.5+h1) 75 0.006086 1.06 75 63.933559262722 1.06786V1 = 1.333333 /(2.5+h1) 50 0.003098 0.845 50 63.933559262722 0.998998V1 = 0.666667 /(2.5+h1) 25 0.001421 0.559 25 63.933559262722 0.9481V1 = 0.293333 /(2.5+h1) 11 0.01054 0.35 11 63.933559262722 0.85828V1 = 0.133333 /(2.5+h1) 5 0.04012 0.25 5 63.933559262722 0.80838V1 = 0.08 /(2.5+h1) 3 0.010046 0.17 3 63.933559262722 0.7485V1 = 0.034667 /(2.5+h1) 1.3 9.061E-06 0.1 1.3 63.933559262722 0.6986
Debit tinggi1 600 3392 500 3053 400 2674 300 2265 200 1806 100 123
75 106
1 2 3 4 5 6 7 8 9 10 11 12 13
Debit 600 500 400 300 200 100 75 50 25 11 5 3 1.3
tinggi 339 305 267 226 180 123 106 85 56 35 25 17 10
0.05
0.15
0.25
0.35
0.45
0.55
0.65
0.75
0.85
0.95
Tinggi air di atas mercu (CM)
x 10
00 M
3/de
tik
3/2
13/2...3/2
gBCd
QH
11
/
hp
BQV
2/31.3/2...3/2 HgBCdQ
g
VhH
2
2
11
210 .. CCCC d
50 8525 5611 35
5 253 17
1.3 10
V1= 9.9144440086169Q= 600y1 1.6138070865188
3.9801 5.015.405405
Diketahui:tinggi bendung p= 3 mjari2 mercu r= 1.5 mjari2 kolam olak R= 2.5 m
1 2 3 4 5 6 7 8 9 10 11 12 13
Debit 600 500 400 300 200 100 75 50 25 11 5 3 1.3
tinggi 339 305 267 226 180 123 106 85 56 35 25 17 10
0.05
0.15
0.25
0.35
0.45
0.55
0.65
0.75
0.85
0.95
Tinggi air di atas mercu (CM)
x 10
00 M
3/de
tik
.)2/1(2 11 zHgV
256 Q h1 Q 2/3*B*(2/3g)^0.5 CdV1 = 16 /(3+h1) 600 -0.000547 3.401 600 63.933559262722 1.3117182V1 = 13.33333 /(3+h1) 500 -0.000709 3.041 500 63.933559262722 1.31275872V1 = 10.66667 /(3+h1) 400 -0.000884 2.69 400 63.933559262722 1.28750622V1 = 8 /(3+h1) 300 0.00083 2.284 300 63.933559262722 1.26464
6.666667 /(3+h1) 250 -0.000561 2.061 250 63.933559262722 1.239953805V1 = 5.333333 /(3+h1) 200 -0.007076 1.8 200 63.933559262722 1.22754V1 = 2.666667 /(3+h1) 100 0.000256 1.23 100 63.933559262722 1.12774V1 = 2 /(3+h1) 75 0.000442 1.048 75 63.933559262722 1.07784V1 = 1.333333 /(3+h1) 50 0.000164 0.834 50 63.933559262722 1.00798V1 = 0.666667 /(3+h1) 25 -0.000201 0.548 25 63.933559262722 0.9481V1 = 0.293333 /(3+h1) 11 -0.000607 0.339 11 63.933559262722 0.85828V1 = 0.133333 /(3+h1) 5 -0.000912 0.209 5 63.933559262722 0.80838V1 = 0.08 /(3+h1) 3 -0.000967 0.159 3 63.933559262722 0.7485V1 = 0.034667 /(3+h1) 1.3 6.374E-06 0.1 1.3 63.933559262722 0.6986
V2/2gH1
h1
p
hc
r
.)2/1(2 11 zHgV
11 . vB
Qy
11 . vB
Qy
1
1
.yg
vFroude
181(2/1 2
1
2 Froy
y
3.5 795.3981p=2.5
H1 Q p/H1 H1/r Co C1 C2 Cd hkritis3.76 600.0309 0.664894 2.506667 1.38 0.93 1.003 1.28725 2.97 0.423.34 501.3966 0.748503 2.226667 1.36 0.94 1.005 1.284792 2.63 0.422.88 399.7682 0.868056 1.92 1.33 0.96 1.002 1.279354 2.26 0.412.41 300.2234 1.037344 1.606667 1.29 0.972 1.001 1.255134 1.87 0.391.88 201.2705 1.329787 1.253333 1.24 0.985 0.9999 1.221278 1.43 0.371.25 101.6551 2 0.833333 1.14 1 0.998 1.13772 0.9 0.331.07 75.56468 2.336449 0.713333 1.07 1 0.998 1.06786 0.74 0.320.85 50.05205 2.941176 0.566667 1.001 1 0.998 0.998998 0.57 0.2750.56 25.40183 4.464286 0.373333 0.95 1 0.998 0.9481 0.36 0.1990.34 10.87868 7.352941 0.226667 0.86 1 0.998 0.85828 0.21 0.140.21 4.973629 11.90476 0.14 0.81 1 0.998 0.80838 0.12 0.130.16 3.062673 15.625 0.106667 0.75 1 0.998 0.7485 0.09 0.08
0.1 1.412399 25 0.066667 0.7 1 0.998 0.6986 0.05 0.05
1 2 3 4 5 6 7 8 9 10 11 12 13
Debit 600 500 400 300 200 100 75 50 25 11 5 3 1.3
tinggi 339 305 267 226 180 123 106 85 56 35 25 17 10
0.05
0.15
0.25
0.35
0.45
0.55
0.65
0.75
0.85
0.95
Tinggi air di atas mercu (CM)
x 10
00 M
3/de
tik
2/31.3/2...3/2 HgBCdQ
p=3 m
1 2 3 4 5 6 7 8 9 10 11 12 13
Debit 600 500 400 300 200 100 75 50 25 11 5 3 1.3
tinggi 339 305 267 226 180 123 106 85 56 35 25 17 10
0.05
0.15
0.25
0.35
0.45
0.55
0.65
0.75
0.85
0.95
Tinggi air di atas mercu (CM)
x 10
00 M
3/de
tik
H1 Q p/H1 H1/r Co C1 C2 Cd hkritis/hc V3.72 601.7053 0.806452 2.48 1.378 0.95 1.002 1.311718 2.97 9.763.29 500.85 0.911854 2.193333 1.365 0.96 1.0018 1.312759 2.63 9.552.87 400.2221 1.045296 1.913333 1.326 0.97 1.001 1.287506 2.26 9.33
2.4 300.6164 1.25 1.6 1.28 0.988 1 1.26464 1.87 9.082.15 249.9149 1.395349 1.433333 1.255 0.989 0.999 1.239954 1.65 8.941.87 200.6906 1.604278 1.246667 1.23 1 0.998 1.22754 1.43 8.791.25 100.7634 2.4 0.833333 1.13 1 0.998 1.12774 0.9 8.431.06 75.20418 2.830189 0.706667 1.08 1 0.998 1.07784 0.74 8.320.84 49.61348 3.571429 0.56 1.01 1 0.998 1.00798 0.57 8.190.55 24.72447 5.454545 0.366667 0.95 1 0.998 0.9481 0.36 8.020.34 10.87868 8.823529 0.226667 0.86 1 0.998 0.85828 0.21 7.890.21 4.973629 14.28571 0.14 0.81 1 0.998 0.80838 0.12 7.810.16 3.062673 18.75 0.106667 0.75 1 0.998 0.7485 0.09 7.77
0.1 1.412399 30 0.066667 0.7 1 0.998 0.6986 0.05 7.74
No. Q Cd H1 h1 hc V Y1 Froudem m m m/detik m
1 600 1.311 3.72 3.4 2.97 9.76 1.64 2.432 500 1.31 3.29 3.04 2.63 9.55 1.4 2.583 400 1.287 2.87 2.69 2.26 9.33 1.14 2.794 300 1.264 2.4 2.28 1.87 9.08 0.88 3.09
m3/detik
1.5
R
Y2
Yu
Y1
5 250 1.24 2.15 2.06 1.65 8.94 0.75 3.36 200 1.227 1.87 1.8 1.43 8.79 0.61 3.597 100 1.127 1.25 1.23 0.9 8.43 0.32 4.768 75 1.077 1.06 1.05 0.74 8.32 0.24 5.429 50 1.008 0.84 0.83 0.57 8.19 0.16 6.54
10 25 0.948 0.55 0.55 0.36 8.02 0.08 9.0511 11 0.858 0.34 0.34 0.21 7.89 0.04 12.612 5 0.808 0.21 0.21 0.12 7.81 0.02 17.6313 3 0.748 0.16 0.16 0.09 7.77 0.01 24.8114 1.3 0.697 0.1 0.1 0.05 7.74 0.0045 36.84
Sumber: Anaisis konsultan
Y1 Fr Y2 Yu1.64 2.43 4.88 3.401
1.4 2.58 4.46 3.0411.14 2.79 3.96 2.690.88 3.09 3.43 2.2840.75 3.3 3.15 2.0610.61 3.59 2.81 1.80.32 4.76 2 1.230.24 5.42 1.72 1.0480.16 6.54 1.4 0.8340.08 9.05 0.98 0.5480.04 12.6 0.69 0.3390.02 17.63 0.49 0.2090.01 24.81 0.35 0.159
0.0045 36.84 0.23 0.1
Y2 Yum m
4.88 3.44.46 3.043.96 2.693.43 2.28
3.15 2.062.81 1.8
2 1.231.72 1.05
1.4 0.830.98 0.550.69 0.340.49 0.210.35 0.160.23 0.1