FreeCalc.Com
On-Line Tank Draining Calculation
Enter Conditions Below:
PROJECT DATA
Job Number:
Client:
Date:
Vessel Number:
Fluid:
TANK OR VESSEL DATA
Leave no fields blank, enter 0 if necessary
Tank / Vessel Inner Diameter (ft):
Vessel Head Type:
2:1 Elliptical
Flat
Hemispherical
Conical
Intial Liquid Level in Vessel (ft):
Final Liquid Level in Vessel (ft):
Vessel bottom to piping outlet (ft):
FLUID AND PIPING DATA
None of these fields can be left blank, enter 0 if necessary
Nominal Pipe Size:
0.5
0.75
1
1.5
2
2.5
3
4
5
6
8
10
12
14
16
18
24
30
Pipe Schedule:
SCH 40
SCH 80
SCH 160
Sanitary OD Tubing
Piping Material:
CLEAN COMMERCIAL STEEL PIPE
GALVANIZED IRON
DRAWN TUBING
CAST IRON
PVC PIPE
FIBERGLASS PIPE
ASPHALTED CAST IRON
Viscosity (cP):
Typical Values
Specific Gravity (water=1):
Typical Values
Temperature (F):
Piping Length (ft):
VALVES AND FITTINGS
None of these fields can be left blank, enter 0 if necessary
Flanged or Butt-Welded Elbows
Long Radius Elbows
Short Radius Elbows
5 Diameter Elbows
45 Degree Elbows
Threaded Elbows
90 Degree Elbows
45 degree Elbows
Tees
Tee Flow Through
Tee Flow Branch
Valves
Gate
Globe
Swing Check
Lift Check
3 Way Plug
Ball
Plug
Butterfly 2in. to 8in.
Butterfly 10in. to 14in.
Butterfly Greater Than 14in.
Angle Valve Flow Up
Angle Valve Flow Down
Entrance and Exits
Pipe Entrance
Pipe Exit
Reducers and Increasers
No. of Increasers
Increaser Outlet Size (in)
No. of Reducers
Reducer Outlet Size (in)
Increase in pressure drop due to scale, dirt, and corrosion
percent of clean pressure drop.
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