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harmonics

   Also found in: Dictionary/thesaurus, Acronyms, Wikipedia 0.01 sec.
harmonics
1. the science of musical sounds and their acoustic properties
2. the overtones of a fundamental note, as produced by lightly touching the string of a stringed instrument at one of its node points while playing


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The switched-mode power supplies are non-linear loads which feed back harmonics into the source power which, coupled with the output harmonics of your solid-state UPS, create severe power distortions.
All stakeholders in industrial and commercial ecosystems, electrical contractors and consultants, engineers, and end users have begun to acknowledge harmonics as a vital issue related to power quality, which needs to be resolved urgently.
There are 2 types of harmonics Natural and Artificial or I prefer to call them pinch harmonics.
 
 
 
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