Series & Parallel Pump Groups

Combine identical pumps in series or parallel, plot the composite Q-H curve and find the operating point.

Input Parameters

Connection

Same flow; heads add together.

Number of pumps

Curve input method

Q (m³/h)

H (m)

η (%)

Density

kg/m³

System static head (geometric + back pressure)

System friction coefficient k

m·h²/m⁶

Q-H Rated Group System