homework 6

homework 6 - 37,360 25.526 25.526 150 5 124.7 64.7 160...

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0 10 20 30 40 50 60 70 0 200 400 600 800 1000 1200 Hydrographs Column C Column D Time (hr) Flow (cfs)
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Time hour Inflow (cfs) outflow (cfs) 9:00 0 50 50.0000 15:00 6 75 52.2727 21:00 12 150 69.4215 3:00 18 450 133.3208 9:00 24 1000 327.2659 15:00 30 840 618.5087 21:00 36 750 711.0047 3:00 42 600 715.0935 9:00 48 300 635.5055 15:00 54 100 464.8212 21:00 60 50 294.4479 Δt (hr)= 6 K (hr)= 12 x= 0.15 0.0909             D 0.3636            D 0.5455              D D=K - Kx +0.5Δt 13.2 C= Σ 1.0000 C 0 = -Kx + 0.5Δt C 1 = Kx + 0.5Δt C 2 =K - Kx - 0.5Δt Q 2 = C 0 I 2  + C 1 I 1  + C 2 Q 1
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0 50 100 150 200 250 300 350 400 450 500 0.000 50.000 100.000 150.000 200.000 250.000 Storage Indication Curve 2S/Δt + Q (cfs) Q (cfs)
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h(ft) 0 80.0 20.0 120  6,000  0 0 0 0 0.000 0 1 88.9 28.9 128  7,545   6,772   6,772  12.763 0 12.763 35 2 97.9 37.9 136  9,233   8,389   15,161  18.050 0 18.050 69 3 106.8 46.8 144  11,064   10,148   25,309  22.106 0 22.106 106 4 115.8 55.8 152  13,038   12,051 
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Unformatted text preview: 37,360 25.526 25.526 150 5 124.7 64.7 160 15,155 14,097 51,457 28.539 28.539 200 5.5 127.0 67.0 162 15,707 7,716 59,173 29.932 19.861 49.793 247 6 129.2 69.2 164 16,268 7,994 67,167 31.263 56.175 87.438 311 6.5 131.4 71.4 166 16,837 8,276 75,443 32.540 103.200 135.739 387 7 133.7 73.7 168 17,416 8,563 84,006 33.768 158.886 192.654 473 D(ft)= 1.5 0.9 0.7 L(ft)= 15 5 trap bottom (ft) trap top (ft) trap height (ft) Trap Area (ft 2 ) Incre. Vol. (ft 3 ) cum. Vol. (ft 3 ) Q orifice (cfs) Q weir (cfs) Q total (cfs) 2S/t + Q (cfs) Q orifice =C d A (2gh) Q wier =C e (2/3)(2g)L(h-h ) 1.5 C d = C e = h (ft)=...
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