Centrifugal Pumps - Influence of Viscosity

Calculate how viscous fluid properties affect centrifugal pump performance including flow, head, efficiency, and power requirements.

Calculator

Original Flow (q) (m³/h)

Original Head (h) (m)

Original Efficiency (μ) (%)

Viscosity Flow Coefficient (cq)

Viscosity Head Coefficient (ch)

Viscosity Efficiency Coefficient (cμ)

Fluid Density (ρv) (kg/m³)

Unit System

Compensated Flow (qv)-- m³/h

Compensated Head (hv)-- m

Compensated Efficiency (μv)-- %

Compensated Power (Pv)-- kW / bhp

Parameter	Original Value	Coefficient	Compensated Value	Unit
Flow (q/qv)	100	0.95	95	m³/h
Head (h/hv)	50	0.90	45	m
Efficiency (μ/μv)	80	0.85	68	%
Power (P/Pv)	—	—	—	kW / bhp