Q=3000
dimension if open channel=6.5 cm
Y1=1.1cm
p=18.5cm
Q 3000 Dimension If Open Channel 6 5 Cm Y1 1 1cm P 18 5cm 1 (53.99 KiB) Viewed 31 times
Q 3000 Dimension If Open Channel 6 5 Cm Y1 1 1cm P 18 5cm 2 (53.99 KiB) Viewed 31 times
Q 3000 Dimension If Open Channel 6 5 Cm Y1 1 1cm P 18 5cm 3 (53.99 KiB) Viewed 31 times
Q 3000 Dimension If Open Channel 6 5 Cm Y1 1 1cm P 18 5cm 4 (53.99 KiB) Viewed 31 times
Q 3000 Dimension If Open Channel 6 5 Cm Y1 1 1cm P 18 5cm 5 (53.99 KiB) Viewed 31 times
CE 308 HYDROLOGY AND WATER RESOURCES ENGINEERING SPILLWAY → Spillways evacuate extra flood to Subcritical volume downstream. Flow EGL H Ho VC Supercritical Flow 22 2.1 2 1.9 2g Overflow spillway Ve-critical depth 3 2.0 Q = CLH)? P+H. = y,+" hy O-V.A A=y, xw 6--00201 ()* +0214 (4) -09156) +1.982 () -23081 () * +14146)+1 y2 AE = E,-E, ();-)) 4y,y, 1.8 0.25 0.75 1.75 2.25 2.75 1.25 PALL C + 1.7719 (JI+8F, ?-4) F yi Glven: 300 gy y? It/hr 37d Dimenzion of open channel= 65 . Y. P_6_cm cmxcm) cm P: 1815 Determine: Co, Fra Fra. Y and DE Discussion: • Why do we observe supercritical flow, explain? • Is there a differences between observed and calculated ya? If yes, write the possible reasons. What type of energy dissipating facility (type , llor etc.) do you prefer for this experiment, explain briefly?
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