Polyethylene Pressure Drop - Heat Controller Flow Controllers Installation, Operation & Maintenance Manual

Single & two pump modules for geothermal loops
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Table 7A - Polyethylene Pressure Drop per 100ft of Pipe Table
(30 F 20% Methanol by Volume solution freeze protected to 15 F)
FLOW
3/4" IPS SDR 11
RATE
PD (ft)
Vel ft/s
1
0.36
0.55
2
1.21
1.11
3
2.47
1.66
4
4.08
2.21
5
6.04
2.76
6
8.30
3.32
7
10.87
3.87
8
13.74
4.42
9
16.88
4.98
10
20.30
5.53
11
23.99
6.08
12
27.93
6.63
13
32.13
7.19
14
15
16
17
18
19
20
21
22
23
24
25
26
28
30
32
34
36
38
40
42
44
46
48
50
1" IPS SDR 11
Re
PD (ft)
Vel ft/s
Re
1162
0.12
0.35
930
2325
0.42
0.71
1860
3487
0.85
1.06
2789
4650
1.41
1.41
3719
5812
2.09
1.77
4649
6975
2.87
2.12
5579
8137
3.76
2.48
6509
9300
4.76
2.83
7439
10462
5.84
3.18
8368
11625
7.03
3.54
9298
12787
8.30
3.89
10228
13950
9.67
4.24
11158
15112
11.12
4.60
12088
12.66
4.95
13018
14.29
5.30
13947
16.00
5.66
14877
17.79
6.01
15807
19.66
6.37
16737
21.61
6.72
17667
23.64
7.07
18597
25.75
7.43
19526
27.93
7.78
20456
30.19
8.13
21386
1 1/4" IPS SCH 40
1 1/2" IPS SCH 40
PD (ft)
Vel ft/s
Re
PD (ft)
0.04
0.21
724
0.02
0.13
0.43
1449
0.06
0.26
0.64
2173
0.13
0.43
0.86
2898
0.21
0.64
1.07
3622
0.31
0.88
1.29
4347
0.42
1.15
1.50
5071
0.55
1.45
1.72
5796
0.70
1.79
1.93
6520
0.86
2.15
2.15
7245
1.03
2.54
2.36
7969
1.22
2.95
2.58
8693
1.42
3.40
2.79
9418
1.63
3.87
3.01
10142
1.86
4.37
3.22
10867
2.10
4.89
3.43
11591
2.35
5.44
3.65
12316
2.61
6.01
3.86
13040
2.89
6.60
4.08
13765
3.17
7.22
4.29
14489
3.47
7.87
4.51
15214
3.78
8.53
4.72
15938
4.10
9.23
4.94
16663
4.44
9.94
5.15
17387
4.78
10.67
5.37
18111
5.13
11.43
5.58
18836
5.50
13.02
6.01
20285
6.26
14.69
6.44
21734
7.06
16.44
6.87
23183
7.91
18.28
7.30
24632
8.79
20.21
7.73
26080
9.71
22.21
8.16
27529
10.68
24.30
8.59
28978
11.68
26.46
9.02
30427
12.72
28.71
9.45
31876
13.80
31.03
9.88
33325
14.92
16.07
17.26
15
2" IPS SCH 40
Vel ft/s
Re
PD (ft)
Vel ft/s
0.16
621
0.01
0.10
0.32
1242
0.02
0.19
0.47
1863
0.04
0.29
0.63
2484
0.06
0.38
0.79
3105
0.09
0.48
0.95
3726
0.13
0.57
1.10
4347
0.17
0.67
1.26
4968
0.21
0.77
1.42
5589
0.26
0.86
1.58
6209
0.32
0.96
1.73
6830
0.37
1.05
1.89
7451
0.43
1.15
2.05
8072
0.50
1.24
2.21
8693
0.57
1.34
2.37
9314
0.64
1.44
2.52
9935
0.72
1.53
2.68
10556
0.80
1.63
2.84
11177
0.88
1.72
3.00
11798
0.97
1.82
3.15
12419
1.06
1.91
3.31
13040
1.15
2.01
3.47
13661
1.25
2.11
3.63
14282
1.35
2.20
3.79
14903
1.46
2.30
3.94
15524
1.57
2.39
4.10
16145
1.68
2.49
4.42
17387
1.91
2.68
4.73
18628
2.16
2.87
5.05
19870
2.41
3.06
5.36
21112
2.68
3.25
5.68
22354
2.97
3.44
5.99
23596
3.26
3.64
6.31
24838
3.57
3.83
6.62
26080
3.88
4.02
6.94
27322
4.21
4.21
7.26
28564
4.55
4.40
7.57
29806
4.91
4.59
7.89
31047
5.27
4.78
Re
484
967
1451
1935
2418
2902
3386
3869
4353
4837
5320
5804
6288
6771
7255
7739
8222
8706
9190
9673
10157
10641
11124
11608
12092
12576
13543
14510
15478
16445
17412
18380
19347
20314
21282
22249
23216
24184

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