A 152.4 mm, Schedule 40 pipe line 91.4 m long conveys 3028 l/min of cold water from a pump to apoint of discharge 24.4 m higher than the pump. There are four 90° elbow in the line. Find thepumps dynamic discharge head. Use Table of Equivalent Length of Straight Pipe (see image). Please help. Thank you :) Equivalent Length of Straight Pipe for Valves and Fittings (feet)Pipe Size1 1/4 1 1/2Screwed Fittings1/43/81/23/422 1/234Regular 90 degLong radius 90 degRegular 45 degLine flow2.33.13.64.45.26.67.48.59.311.013.0Elbows1.52.02.22.32.73.23.43.63.64.04.60.30.50.70.91.31.72.12.73.24.05.512.012.0 13.0 17.09.3 11.00.81.21.72.43.24.65.67.79.317.0TeesBranch flow2.43.54.25.36.68.79.921.0Return BendsRegular 180 degGlobe2.33.13.64.45.26.67.48.513.021.022.0 22.0 24.0 29.0 37.0 42.0 54.0 62.0 79.0 110.00.50.3Gate1.52.51.915.0 15.0 15.0 17.0 18.0 18.0 18.0 18.0 18.011.0 13.0 15.0 19.0 22.0 27.018.0 20.0 27.0 29.0 34.00.60.70.81.11.21.7Valves12.818.0AngleSwing Check7.27.38.08.838.0Strainer4.65.06.67.742.0

The frictional head loss in a pipe due to fluid flow can be calculated using the formula given below…

Answered: 152.4 mm, Schedule 40 pipe line 91.4 m…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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A 152.4 mm, Schedule 40 pipe line 91.4 m long conveys 3028 l/min of cold water from a pump to a point of discharge 24.4 m higher than the pump. There are four 90° elbow in the line. Find the pumps dynamic discharge head. Use Table of Equivalent Length of Straight Pipe (see image). Please help. Thank you :)

Equivalent Length of Straight Pipe for Valves and Fittings (feet)
Pipe Size
1 1/4 1 1/2
Screwed Fittings
1/4
3/8
1/2
3/4
2
2 1/2
3
4
Regular 90 deg
Long radius 90 deg
Regular 45 deg
Line flow
2.3
3.1
3.6
4.4
5.2
6.6
7.4
8.5
9.3
11.0
13.0
Elbows
1.5
2.0
2.2
2.3
2.7
3.2
3.4
3.6
3.6
4.0
4.6
0.3
0.5
0.7
0.9
1.3
1.7
2.1
2.7
3.2
4.0
5.5
12.0
12.0 13.0 17.0
9.3 11.0
0.8
1.2
1.7
2.4
3.2
4.6
5.6
7.7
9.3
17.0
Tees
Branch flow
2.4
3.5
4.2
5.3
6.6
8.7
9.9
21.0
Return Bends
Regular 180 deg
Globe
2.3
3.1
3.6
4.4
5.2
6.6
7.4
8.5
13.0
21.0
22.0 22.0 24.0 29.0 37.0 42.0 54.0 62.0 79.0 110.0
0.5
0.3
Gate
1.5
2.5
1.9
15.0 15.0 15.0 17.0 18.0 18.0 18.0 18.0 18.0
11.0 13.0 15.0 19.0 22.0 27.0
18.0 20.0 27.0 29.0 34.0
0.6
0.7
0.8
1.1
1.2
1.7
Valves
12.8
18.0
Angle
Swing Check
7.2
7.3
8.0
8.8
38.0
Strainer
4.6
5.0
6.6
7.7
42.0

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