Application Note: A fresh look at power quality basics
Understanding the fundamentals of how power quality issues affect the plant, how to detect them, and how to make them go away
If the quality of the electricity your plant consumes is not what it should be, it’s costing your company more than it should. Poor power quality shortens the life of your equipment; trips your automated equipment; and produces extraneous heat that must be removed. Ironically, many of these issues originate inside the plant.
The many faces of power quality issues
The electrical power issues that most frequently affect industrial plants include voltage sags and swells, harmonics, transients, and voltage and current unbalance.