PumpCalcs reference library
This comprehensive guide explains how centrifugal and positive displacement pumps work, how to select the right type, their practical uses, benefits, challenges, and emerging…
Viscosity reduces a centrifugal pump's flow, head, and efficiency. This article explains the governing equations, shows how to apply viscosity correction factors, and tells…
Net Positive Suction Head (NPSH) determines whether a centrifugal pump will cavitate. This article clarifies the difference between available NPSH (NPSHa) and required NPSH…
Specific speed and suction specific speed are dimensionless (or quasi‑dimensionless) indices that classify pump impeller geometry, predict performance curve shape, and quantify suction capability.…
