Related Resources: Fluids Engineering

Pump Motor Size Calculator Spreadsheet

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Pump Types, Application and Resources
Fluids Engineering and Design

Pump Motor Size Calculator Spreadsheet

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Download: Pump Motor Size Calculator Spreadsheet

Data input and Output:

• Static Suction Head: (h1)
• Static Discharge Head: (h2)
• Is Pump Inlet Diameter equal to Outlet Diameter:
• Enter Pump Inlet Diameter:
• Enter Pump Outlet Diameter:
• Density of Liquid: (D)
• Required Amount of Liquid at particular Height
• Required Time for getting Liquid at particular Height
• Flow Rate: (Q)
• Inlet Velocity: (v1)
• Outlet Velocity: (v2)
• Velocity Head Inlet: (Vhi)
• Velocity Head Outlet: (Vho)
• Difference in Velocity Head: (h3)
• Total Head:
• Friction Loss in Pipe
• Actual Total Head (After Friction Losses): (H)
• Pump Hydraulic Power: (ph)
• Pump Efficiency: (nP)
• Motor/ Pump Shaft Power: (ps)
• Motor Efficiency: (nM)
• Safety Margin (As per American Petroleum Institute (API):
• Required Motor Size: