Shaft Grounding in Marine Applications
Variable frequency drives are used with electric motors and generators in many systems, from HVAC...
Posts about Variable Frequency Drive:
Cold Weather Applications of Variable Frequency Drives
We talk a lot in the pages of this blog about different applications that can benefit from...
Variable Frequency Drives in Mining
Mining has been vital to civilization since at least the Bronze Age. In today’s electrified world,...
On the Other Side of the Drive: Harmonics and Bearing Currents
An attendee at a recent webinar asked us about electrical bearing damage by harmonic currents...
The Five Most Common Causes of Bearing Failure
Although we talk in this blog mainly about electrical bearing damage, there are plenty of other...
Why Should You Care About the Total Cost of Owning an Electric Motor?
Last month, we discussed Volume 3 of the 2021 MSMA report on potential savings through improved...
Takeaways from the 2021 DoE Motor System Market Assessment: Volume 3
In 2016, the U.S. Department of Energy initiated a Motor System Market Assessment (MSMA), led by ...
VFD Switching Frequency & Bearing Current
At almost every Q&A session we hold, the question comes up: "Does VFD switching frequency affect...
Should You Use a Variable Frequency Drive?
There is a lot of hype about using variable frequency drives (VFDs) to control motors, both pro and...