Sample Problem 2 for Pipe Flow Calculator
Problem Statement
A Reservoir (Node 1) is connected with 8 other Nodes through 13 pipelines
- All Lines: ID 100 mm, Lenght 3 m, Roughness 0.046 mm
- Node 4: Inflow 0.03 m3/s
- Node 5: Outflow 0.05 m3/s
- Node 9: Outflow 0.08 m3/s
Network Diagram
Solution
Head at Various Nodes (m)
Node Head(m) Press(Bg) Ele(m)
1 76.44 5.00 15.000
2 72.25 6.04 0.000
3 72.05 6.02 0.000
4 71.86 6.00 0.000
5 71.21 5.94 0.000
6 71.02 5.92 0.000
7 71.08 5.92 0.000
8 70.56 5.87 0.000
9 70.10 5.83 0.000
Flow through Pipes
Pipe Flow(m3/h)f K DP(Bar) Vel. Re
1-->2 0.100 0.017 418.923 0.4100 12.73 1270693
2-->3 0.021 0.018 452.604 0.0193 2.66 265467
2-->4 0.030 0.018 441.120 0.0387 3.81 380283
2-->5 0.049 0.017 429.448 0.1017 6.26 624944
3-->4 0.021 0.018 452.604 0.0193 2.66 265467
4-->5 0.038 0.018 434.674 0.0630 4.90 488978
4-->7 0.042 0.017 432.523 0.0759 5.39 537979
5-->6 0.021 0.018 452.828 0.0191 2.64 263833
5-->7 0.017 0.019 460.831 0.0129 2.15 214743
6-->8 0.032 0.018 439.047 0.0448 4.11 410273
7-->6 0.012 0.019 478.867 0.0062 1.47 146441
7-->9 0.048 0.017 430.042 0.0958 6.07 606281
8-->9 0.032 0.018 439.047 0.0448 4.11 410273