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Compressed air
leaks can be very costly. The charts below show typical costs associated with leaks of
various sizes.
AIR/HP LOSS
(Exhausting from 100 psig to
atmosphere)
ORIFICE SIZE |
SCFM |
EQUIV. HP |
1/32" |
1.62 |
0.35 |
1/16" |
6.49 |
1.44 |
1/8" |
26.0 |
5.8 |
1/4" |
104.0 |
23.1 |
3/8" |
234.0 |
52.0 |
1/2" |
415.0 |
92.2 |
3/4" |
934.0 |
247.5 |
1" |
1661.0 |
369.1 |
| Increased
system pressure is required to compensate for the air leaks. |
Leak Size |
Loss
(CFD) |
Loss ($/Day) |
Loss ($/Year) |
1/64" |
576 |
0.13 |
48.00 |
1/32" |
2,304 |
0.51 |
186.00 |
1/16" |
9,288 |
2.04 |
744.00 |
1/8" |
37,152 |
8.17 |
2,981.00 |
3/16" |
83,952 |
18.47 |
6,738.00 |
| Based
on 100 psig, $0.22/mcf, 8760 hrs./yr. |
Leak Size |
Loss
(CFD) |
Loss ($/Day) |
Loss ($/Year) |
1/64" |
576 |
0.18 |
66.00 |
1/32" |
2,304 |
0.71 |
259.07 |
1/16" |
9,288 |
2.00 |
1,051.00 |
1/8" |
37,152 |
11.52 |
4,202.00 |
3/16" |
83,952 |
26.03 |
9,496.00 |
Based on 100 psig, $0.31/mcf, 8760 hrs./yr. |
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