By inputting the major design criteria,
you can solve for the separation chambers width to length to depth
ratios.
The spreadsheet operates on Microsoft Excel 2003 or later.
Below is a sample shot of the spreadsheet.
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Hydro-Flo Technologies, Inc. |
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The Art and Science...
of Wastewater Treatment |
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Company |
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Location |
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API Separator Calculations |
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USER INPUT IN YELLOW |
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Design Flow rate (in gpm) |
250 |
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Temperature (in deg F) |
60 |
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Specific Gravity of the Oil (in g/cm3) |
0.850 |
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Oil Droplet size (in microns) |
150 |
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Density of the Water (in g/cm3) |
0.99890 |
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Viscosity (in Poise) |
0.01129 |
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For more detailed information go to
www.HydroFloTech.com |
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RESULTS |
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Width of separator in feet |
6.500 |
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Depth of separator in feet |
2.500 |
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Length of separator in feet |
32.500 |
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Oil Droplet (in cm) |
0.015 |
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Call 630-762-0380 to talk to a Hydro-Flo application
engineer |
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Minimum Allowable Result |
Design |
Maximum Allowable Result |
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terminal velocity (in cm/s) |
0.162 |
0.162 |
0.162 |
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terminal velocity (in ft/min) |
0.318 |
0.318 |
0.318 |
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Minimum cross sectional area needed (in ft) |
11.139 |
11.139 |
11.139 |
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Cross Sectional Area (in square feet) |
11.139 |
16.250 |
160.000 |
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maximum horizontal velocity (15*vt, but must be <=3) |
3.000 |
3.000 |
3.000 |
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horizontal velocity (in ft/min) |
3.000 |
2.057 |
0.209 |
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vh/vt |
9.423 |
6.459 |
0.656 |
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short-circuiting factor |
1.491 |
1.395 |
1.194 |
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Length of unit (must be at least 5X of width) (in ft) |
5.000 |
32.500 |
100.000 |
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length/width |
5.000 |
5.000 |
5.000 |
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minimum horizontal area |
156.527 |
146.444 |
125.341 |
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Width of channel (in feet) (must be 6 to 20) |
1.000 |
6.500 |
20.000 |
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0.300 |
2.500 |
10.000 |
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Depth/Width Ratio (must be .3 to .5) |
0.300 |
0.385 |
0.500 |
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