Water pump sizing calculator

By | 10 July, 2019
Water Temperature:  [°C]
Flow rate: [m3/hr]
Pipe information:
Pump Inlet Diameter:
[mm]
Inlet Pipe Length: [m]
Pump Outet Diameter:
[mm]
Outlet Pipe Length: [m]
Roughness height: [mm]
Suction static head: [m]
Discharge static head: [m]
Pump efficiency:
Number of the fittings on the piping
Fitting Types Quantity
45° Elbow Standard (R/D = 1)
Long Radius (R/D = 1.5)
90° Elbow Curved Standard (R/D = 1)
Long Radius (R/D = 1.5)
90° Elbow Square or Mitred
180° Bend Close Return
Tee, Run Through Branch Blanked
Tee, as Elbow Entering in run
Tee, as Elbow Entering in branch
Tee, Branching Flow
Coupling
Union
Gate valve Fully Open
3/4 Open
1/2 Open
1/4 Open
Diaphragm valve Fully Open
3/4 Open
1/2 Open
1/4 Open
Globe valve, Bevel Seat Fully Open
1/2 Open
Globe Valve, Composition seat Fully Open
1/2 Open
Plug disk Fully Open
3/4 Open
1/2 Open
1/4 Open
Angle valve Fully Open
Y valve or blowoff valve Fully Open
Plug cock θ = 5°
θ = 10°
θ = 20°
θ = 40°
θ = 60°
Butterfly valve θ = 5°
θ = 10°
θ = 20°
θ = 40°
θ = 60°
Check valve Swing
Disk
Ball
Foot valve
Water meter Disk
Piston
Rotary (star-shaped disk)
Turbine-wheel
Fittings loss factor:
The Result:
Flow Viscosity:
[Kg/m.s]
Inlet Flow Velocity:
[m/s]
Outlet Flow Velocity:
[m/s]
Flow Density:
[Kg/m3]
Inlet Velocity Pressure:
[Pa]
Outlet Velocity Pressure:
[Pa]
Pipe friction loss:
[m]
Total head:
[m]
Pump power:
[kW]
Pump power:
[HP]