Rio Grande 500 Head lost due to pipe wall friction (consider PVC only) Velocity of water Percentage loss BI 450. 200 250- -300 350 -400 Refer to the above figure. Design a penstock that will connect B1 to C. The flow rate is determined to be 215 l/s with a gross head of 75 m. Horizontal length of the pipe, based on the map, is assumed to be 305 m. Consider a 6-bar 400-mm PVC pipe for the design. Find the following:

Rio Grande 500 Head lost due to pipe wall friction (consider PVC only) Velocity of water Percentage loss BI 450. 200 250- -300 350 -400 Refer to the above figure. Design a penstock that will connect B1 to C. The flow rate is determined to be 215 l/s with a gross head of 75 m. Horizontal length of the pipe, based on the map, is assumed to be 305 m. Consider a 6-bar 400-mm PVC pipe for the design. Find the following:

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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A discharge of 600 liters/sec. flows through a pipe having a diameter of 400 mm Ø. length of 40 m. long, compute the head loss of the pipeline using: Mannings Equation with n = 0.013 a) 1.39 m. b) 2.84 m. c) 3.32 m. d) 4.47 m. - @Darcy Weishback f = 0.012. a) 1.39 m. b) 2.84 m. - Hazen C = 100. a) 1.39 m. b) 2.84 m. Williams formula with c) 3.32 m. d) 4.47 m. Formula with c) 3.32 m. d) 4.47 m.
QI/ Water flows from the reservoir on the left to the reservoir on the right at a rate of 0.45 ms. The formula for - Ekevation? the head losses in the pipes is h - 0.02 L: D 2g What elevation in the left reservoir is required to produce this flow? Also carefully sketch the HGL and the EGL for the system. Note: Assume the head-loss formula can be used for the smaller pipe as wel as for the Elevation 34 m 80 m 90 m D, =0.344 m A, -0.1 m D,= 0.486 m A- 02 m larger pipe. Q2/ A horizontal pipe carries cooling water at 10°C for a thermal power plant. what is the pressure in the pipe at L= 2000 m? The head loss in the pipe is 0.02(L/D)V + Eerhm- 0n -D02m 28 Detn where Lis the length of the pipe from the reservoir to the point in question, V is the mean velocity in the pipe, and Elvation =m L-2000m (2. Dis the diameter of the pipe. The pipe diameter is 20 cm and the rate of flow is 0.06 mls, Q3/ For the parallel-pipe system of L-250 D-3 in Fig. each pipe is cast iron, and the pressure drop p -…
Reservoirs A and B with water levels at 72 m and 57 m respectively above datum are connected to a junction J located at 43 m above datum. A third pipeline connects a third reservoir with the junction. The pipeline parameters are as follows. Pipe reach Diameter (mm) 400 Length (m) The friction factor for all the pipes may be assumed as f = 0.02. If a pressure gauge at the junction reads 90 kN/m², determine the distribution of discharges in the three pipes and also the water surface elevation in the reservoir C. Neglect local losses. A AJ BJ CJ 800 600 1000 750 850 C +72.00 400 mm 1000 m H, = +43.00 850 m 300 mm 750 m 600 mm B +57.00 Pressure head +elevation head
Three pipes A,B and C coonected in seies discharges 160 L/s of water. The properties of pipe: for pipe A,L= 1800 m, diameter= 0.90 m f= 0.012; for pipe B, L= 1500 m, diameter= 0.60 m f=0.012 and for pipe C, L= 800 m , diameter = 0/45 m, f= 0.012. Disregarding minor losses, find the diameter of an equivalent single pipe which can replace the three pipe. answers: a.0.492 m. b.0.750 m. c.1.15 m. d.0.574 m.
Three pipes A,B and C coonected in seies discharges 160 L/s of water. The properties of pipe: for pipe A,L= 1800 m, diameter= 0.90 m f= 0.012; for pipe B, L= 1500 m, diameter= 0.60 m f=0.012 and for pipe C, L= 800 m , diameter = 0/45 m, f= 0.012. Disregarding minor losses, find the total headloss of the pipe. a. 0.492 m. b. 0.078 m. c. 1.15 m. d. 1.675 m.
A discharge of 600 liters/sec flows through a pipe having a diameter of 400mm., lenght of 40 m. long. Compute the head loss of the pipeline; a. using Mannings Equation with n=0.013 (unit of the answer is in m) b. using Darcy Weisback formula with f=0.012 (unit of answer is in m)
Determine the discharge at pipeline 2 in lit/sec assuming f=0.02 for all pipes. 700 m 450mm diam. 0.86m3/s Pipe 2 800 m 400mm diam. Pipe 3 700 m 500mm diam. O 200 100 250
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A circular conduit is to satisfy the following conditions: Capacity when flowing full is 0.13 m³.sec¹, velocity when the depth is one quarter of the diameter is 0.6 m.sec¹¹. Assume the flow is uniform and determine the diameter and the slope of the pipe if you know that Chezy's coefficient is 58 mº.5 sec¹? Answer// D= 460 mm; S= 0.00158
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QUESTION 2 , (a) In a rare pipe system design, there is such a case whereas the minor losses is greater than major losses. Describe the case and explain the reason why minor losses value is more than major losses value. (b) Water at 35°C flows steadily in a 4 cm,diameter pipe at velocity of 3.5 cm/s. The head loss is 0.5 m. Calculate: i) the length of theuotual pipe, ii) the pressure loss, and iii) the pumping power required to overcome this pressure drop.