Optimal Design of Natural Gas Gathering Systems
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Table 1. Coordinates of gathering station
Station X (km) Y (km) Station X (km) Y (km)
1
109.02 122.52 23
148.82 135.76
2
115.75 126.51 24
147.87 129.92
3
109.86 115.05 25
155.28 125.34
4
129.53 112.31 26
133.98 136.23
5
136.26 116.94 27
160.65 118.72
6
141.73 118.73 28
163.65 130.71
7
117.33 143.96 29
177.37 124.87
8
139.74 157.95 30
174.69 143.33
9
124.37 161.94 31
110.95 151.69
10
137.84 168.47 32
103.38 155.00
11
133.21 140.17 33
87.60 164.00
12
147.30 147.01 34
92.02 143.33
13
161.19 144.59 35
58.65 149.31
14
150.77 157.95 36
159.02 175.95
15
156.77 152.69 37
94.17 168.49
16
167.50 155.74 38
105.47 150.70
17
165.81 163.00 39
104.84 145.76
18
149.30 174.15 40
107.26 147.44
19
100.22 134.18 41
101.37 153.65
20
123.57 130.39 42
123.10 120.04
21
130.51 129.44 43
132.70 143.27
22
143.14 128.50 44
110.54 133.17
Table 2. Operation parameters of gathering station
Station
Node pressure
(MPa)
Flow rate (10 4
m 3/ d)
Station
Node pressure
(MPa)
Flow rate (10 4
m 3/ d)
1
0
0.00
23
3.14
0.00
2
4.96
2.00
24
5.26
18.91
3
2.22
0.00
25
5.26
0.00
4
2.34
10.52
26
3.2
27.59
(continued)