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Centrifugal Pump Calculator Hydraulic Design & Verification Tools

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Impeller Hydraulic Design

Flow Q

Head H

Speed n

Slurry density ρ

Flow Q

Head H

Density ρ

Pump efficiency η

Gravity g

Density ρ

Gravity g

Suction surface pressure P0

Vapor pressure Pv

Elevation Δh

Suction loss Hf

Required NPSHr

Density ρ

Gravity g

Flow Q

Suction pipe inner dia d

Suction pipe length L

Friction factor λ

Local loss coeff ξ

Viscosity μ

Suction surface pressure P0

Vapor pressure Pv

Elevation Δh

Required NPSHr

Flow Q

Speed n

Head H

Impeller outer dia D2

Hub radius Rh

Seal ring radius Rm

Mass m

Radius r

Speed n

Suction surface pressure P1

Vapor pressure Pv

Density ρ

Gravity g

Suction loss Hv1

Installation height h

Required NPSHr

Safety margin S

Flow Q

Pipe inner dia d

Straight pipe length L

Friction factor λ

Gravity g

Density ρ

Viscosity μ

45° bends count

45° ζ

60° bends count

60° ζ

90° bends count

90° ζ

Gate/valve count

Valve ζ

Other fittings count

Other ζ