Presentation Title:

Basic VFD Pump and Fan Speed; How To Calculate the KW

Track D: Energy Basics

Session D3: Energy Basics 103

Day 3  9:30 am

Speaker(s):

Abstract:

When a pump or fan is serving a common closed loop system where the system curve starts at zero pressure, using a variable frequency drive (VFD) will provide the necessary motor RPM to vary the flow. The Affinity Laws are quick and easy to calculate the savings.