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RENEWABLE ENERGY SYSTEMS & COMPONENTS
How
To Size Pipe for Solar Water Pumping
Use
this chart to size the correct diameter pipe for your solar water
pumping system. Areas shaded in red should be selected with caution.
Water
Pip Sizing Chart
Friction
Loss in Plastic Pipe with Standard Inside Diameter (SIDR)
This
chart applies only to: PVC pipe, Schedule 40 (160PSI) and to PE (polyethylene)
pipe with SIDR designation (most common 100PSI black pipe)
Head
loss in vertical feet per hundred feet of pipe or vertical meters
per hundred meters of pipe
|
|
Nominal Pipe Diameter (in) / Actual
Inside Diameter (in)
|
|
FLOW RATE
|
1/2*
|
3/4
|
1
|
1 1/4
|
1 1/2
|
2
|
2 1/2
|
3
|
4
|
5
|
6
|
|
GPM
|
LPM
|
0.662
|
0.82
|
1.05
|
1.38
|
1.61
|
2.07
|
2.47
|
3.07
|
4.03
|
5.05
|
6.06
|
|
1
|
3.8
|
1.13 |
0.14 |
0.05 |
0.02 |
|
|
|
|
|
|
|
|
2
|
7.6
|
4.16 |
0.35 |
0.14 |
0.05 |
0.02 |
|
|
|
|
|
|
|
3
|
11
|
8.55 |
2.19 |
0.32 |
0.09 |
0.05 |
|
|
|
|
|
|
|
4
|
15
|
14.8 |
3.70 |
0.76 |
0.19 |
0.07 |
|
|
|
|
|
|
|
5
|
19
|
22.2 |
5.78 |
0.81 |
0.25 |
0.12 |
0.04 |
|
|
|
|
|
|
6
|
23
|
31.0 |
7.85 |
1.00 |
0.35 |
0.18 |
0.07 |
0.02 |
|
|
|
|
|
7
|
27
|
|
10.6 |
1.52 |
0.46 |
0.23 |
0.08 |
0.03 |
|
|
|
|
|
8
|
30
|
|
13.4 |
1.94 |
0.58 |
0.30 |
0.09 |
0.05 |
|
|
|
|
|
9
|
34
|
|
16.9 |
2.43 |
0.72 |
0.37 |
0.12 |
0.06 |
|
|
|
|
|
10
|
36
|
|
20.3 |
2.93 |
0.88 |
0.46 |
0.16 |
0.07 |
0.02 |
|
|
|
|
11
|
42
|
|
24.3 |
3.51 |
1.04 |
0.53 |
0.18 |
0.08 |
0.03 |
|
|
|
|
12
|
46
|
|
28.6 |
4.11 |
1.22 |
0.65 |
0.21 |
0.09 |
0.04 |
|
|
|
|
14
|
53
|
|
|
5.47 |
1.64 |
0.85 |
0.28 |
0.12 |
0.05 |
|
|
|
|
16
|
61
|
|
|
7.02 |
2.10 |
1.09 |
0.37 |
0.14 |
0.06 |
|
|
|
|
18
|
68
|
|
|
8.73 |
2.61 |
1.34 |
0.46 |
0.16 |
0.07 |
|
|
|
|
20
|
76
|
|
|
10.6 |
3.16 |
1.64 |
0.55 |
0.21 |
0.08 |
0.02 |
|
|
|
22
|
83
|
|
|
13.3 |
3.79 |
1.96 |
0.67 |
0.25 |
0.09 |
0.03 |
|
|
|
24
|
91
|
|
|
14.9 |
4.44 |
2.31 |
0.79 |
0.30 |
0.11 |
0.04 |
|
|
|
26
|
99
|
|
|
|
5.15 |
2.66 |
0.90 |
0.35 |
0.14 |
0.05 |
|
|
|
28
|
106
|
|
|
|
5.91 |
3.05 |
1.04 |
0.42 |
0.16 |
0.05 |
|
|
|
30
|
114
|
|
|
|
6.72 |
3.46 |
1.18 |
0.46 |
0.18 |
0.06 |
|
|
|
35
|
133
|
|
|
|
8.94 |
4.62 |
1.57 |
0.62 |
0.23 |
0.07 |
|
|
|
40
|
152
|
|
|
|
11.0 |
5.91 |
1.99 |
0.79 |
0.30 |
0.09 |
0.02 |
|
|
45
|
171
|
|
|
|
14.2 |
7.37 |
2.49 |
0.97 |
0.37 |
0.12 |
0.04
|
|
|
50
|
190
|
|
|
|
17.3 |
8.96 |
3.03 |
1.20 |
0.46 |
0.14 |
0.05 |
|
|
55
|
208
|
|
|
|
|
10.7 |
3.60 |
1.43 |
0.55 |
0.16 |
0.06 |
|
|
60
|
227
|
|
|
|
|
12.5 |
4.23 |
1.66 |
0.65 |
0.18 |
0.07 |
0.02 |
|
65
|
246
|
|
|
|
|
14.5 |
4.90 |
1.94 |
0.74 |
0.22 |
0.08 |
0.03 |
|
70
|
265
|
|
|
|
|
16.7 |
5.64 |
2.22 |
0.85 |
0.25 |
0.09 |
0.04 |
|
75
|
284
|
|
|
|
|
19.0 |
6.40 |
2.52 |
0.97 |
0.28 |
0.10 |
0.05 |
|
80
|
303
|
|
|
|
|
|
7.31 |
2.84 |
1.09 |
0.32 |
0.12 |
0.06 |
|
85
|
322
|
|
|
|
|
|
8.06 |
3.19 |
1.22 |
0.37 |
0.13 |
0.07 |
|
90
|
341
|
|
|
|
|
|
8.96 |
3.62 |
1.36 |
0.39 |
0.14 |
0.08 |
|
95
|
360
|
|
|
|
|
|
9.91 |
3.90 |
1.50 |
0.44 |
0.016 |
0.09 |
|
100
|
379
|
|
|
|
|
|
10.9 |
4.30 |
1.66 |
0.49 |
0.18 |
0.12 |
|
150
|
569
|
|
|
|
|
|
23.1
|
9.10 |
3.51 |
1.04 |
0.37 |
0.16 |
|
200
|
758
|
|
|
|
|
|
|
15.5 |
5.98 |
1.76 |
0.62 |
0.28 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
NOTE: Values shaded in
|
|
are at velocies over
5ft per second and should be selected with caution.
|
|
|
* The
1/2" data applies only to PE. PVC has a smaller internal
diameter of 0.612
|
|
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to menu
|
GENERAL
INFORMATION
|
