On the use of RMS values in power quality assessment

Mihaela Albu, G. T. Heydt

Research output: Contribution to journalArticlepeer-review

64 Scopus citations


The rootmean square mathematical operation is widely used in power engineering. The process has a frequency response characteristic and an associated time constant which is important especially for short term signals. Potential problem areas in using RMS values in power quality assessment are identified and discussed.

Original languageEnglish (US)
Pages (from-to)1586-1587
Number of pages2
JournalIEEE Transactions on Power Delivery
Issue number4
StatePublished - Oct 2003


  • Averaging
  • Power quality
  • Root mean square
  • Voltage sags

ASJC Scopus subject areas

  • Energy Engineering and Power Technology
  • Electrical and Electronic Engineering


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