Harmonic Pollution in the Water Industry

This week we feature a recent article from ABB’s water industry manager for UK & IE, Stuart Foster. Writing in Drives & Controls, Stuart explains the challenges Water Companies face when it comes to harmonic pollution: “Have you noticed how a single word can mean one thing in one context, but something totally different in another? Take harmonics for example – to a singer, it means the ability to sing more than one note at…