A residential area located in an urban zone of Basrah governorate is served by the triangular pipes loop shown in the figure below. The total population of the area is 10000. The water is assumed to be drawn from four nodes. Estimate the outflow from each node and the required inflow to the network. All the network pipes are DI and placed at a level of -1.5m. The water pressure in the network must not be less than 196.2 kPa. The network is fed using a pumping station composed of three pumps (2W+1S) connected at parallel. The characteristics of each used pump are given below. The feed pipe (from the pumping station to the network) is DI and has a total length of 200m and a diameter of 300mm. It contains one check valve, two gate valves and three bends. The equivalent lengths of check valve, gate valve and bends are 24.4m, 2.0m and 9.8m, respectively. Does the pumping station satisfy the required flow rate and total dynamic head?. Hint: The allowable absolute error is 0.001. P.S 200m 300 man L 400m, 200mm I check 2gate 3 bend १५.५ 350m, 200mm, 2 9.8 350m, 200mm 700m, 200mm Q(m³/hr.) 0 30 60 TDH(m) 73.4 72.3 70.5 400m, 200mm A 90 120 150 180 210 240 68.0 64.9 61.2 568 51.8 +46.2

Structural Analysis
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ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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A residential area located in an urban zone of Basrah governorate is served by
the triangular pipes loop shown in the figure below. The total population of the
area is 10000. The water is assumed to be drawn from four nodes. Estimate the
outflow from each node and the required inflow to the network. All the network
pipes are DI and placed at a level of -1.5m. The water pressure in the network
must not be less than 196.2 kPa. The network is fed using a pumping station
composed of three pumps (2W+1S) connected at parallel. The characteristics of
each used pump are given below. The feed pipe (from the pumping station to
the network) is DI and has a total length of 200m and a diameter of 300mm. It
contains one check valve, two gate valves and three bends. The equivalent
lengths of check valve, gate valve and bends are 24.4m, 2.0m and 9.8m,
respectively. Does the pumping station satisfy the required flow rate and total
dynamic head?. Hint: The allowable absolute error is 0.001.
P.S
200m
300 man
2 check
400m,
200mm
2gate
3 bend
1
24.4
350m,
200mm,
2
9.8
350m,
200mm
700m, 200mm
Q(m³/hr.) 0
30
60
TDH(m) 73.4 72.3 70.5
400m,
200mm
A
90 120
150
68.0 64.9 61.2
180 210 240
568
51.8 46,2
Transcribed Image Text:A residential area located in an urban zone of Basrah governorate is served by the triangular pipes loop shown in the figure below. The total population of the area is 10000. The water is assumed to be drawn from four nodes. Estimate the outflow from each node and the required inflow to the network. All the network pipes are DI and placed at a level of -1.5m. The water pressure in the network must not be less than 196.2 kPa. The network is fed using a pumping station composed of three pumps (2W+1S) connected at parallel. The characteristics of each used pump are given below. The feed pipe (from the pumping station to the network) is DI and has a total length of 200m and a diameter of 300mm. It contains one check valve, two gate valves and three bends. The equivalent lengths of check valve, gate valve and bends are 24.4m, 2.0m and 9.8m, respectively. Does the pumping station satisfy the required flow rate and total dynamic head?. Hint: The allowable absolute error is 0.001. P.S 200m 300 man 2 check 400m, 200mm 2gate 3 bend 1 24.4 350m, 200mm, 2 9.8 350m, 200mm 700m, 200mm Q(m³/hr.) 0 30 60 TDH(m) 73.4 72.3 70.5 400m, 200mm A 90 120 150 68.0 64.9 61.2 180 210 240 568 51.8 46,2
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