Harmonic lessons learned

Here ABB’s Martin Richardson reflects on feedback from the water industry on the issue of harmonic mitigation. Four years ago, ABB received CPD accreditation for a training course that looked at the effect of harmonics on the operation of water plants and ways in which their impact could be mitigated. The course targeted water industry end-users and was a sell-out. Feedback revealed the confusion and misunderstanding surrounding the subject of harmonics. Harmonics often get the…