The pump characteristic is normally described graphically by the manufacturer as the pump performance curve. The pump performance curve describes the relation between the flowrate and the head for the …

Jul 19, 2024 · Demonstrates how pump curves are drawn showing TDH, pump head, power, efficiency, and NPSHR versus flow rate.

May 10, 2025 · The aim of this practical guide is to provide a clear, step-by-step explanation of the different types of pump curves - whether centrifugal or positive displacement - and to show how to …

The Darcy Weisbach equation for friction losses is used and the pump curve calculator includes both laminar and turbulent flow. The equations are standard equations which can be found in most fluid …

Nov 4, 2025 · Understanding a pump performance curve is one of the most valuable skills for anyone who works with industrial pumping systems. Whether you’re selecting a new pump, troubleshooting …

It is possible to develop the characteristic curve for the new speed of a pump based on the curve for its original speed. The technique is to take several points on the original curve and apply the pump laws …

What Is a Pump Curve? A pump curve is a graphical representation of a pump’s performance based on various flow rates and head pressures. It helps determine how a pump will operate under specific …

3 days ago · Learn how to read a pump curve with this simple guide. Understand flow, TDH, and efficiency to choose the right pump for your lift station.

1 day ago · Pumps are built to operate over a specific range of total head (H) and flow rate (Q). The typical H-Q relationship for a pump is a curve connecting two points from a maximum value of H (at …

Aug 7, 2025 · How to Read A Pump Performance Curve? Engineers usually use pump performance curves to make initial pump selections. By using the information on the pump curve, such as pump …