Ozone production in electrostatic air cleaners with contaminated electrodes

Judy A. Dorsey, Jane H. Davidson

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Scopus citations

Abstract

Runaway ozone generation due to contamination of electrode surfaces is a limiting factor in the long-term effectiveness of electrostatic air cleaners. Modification of the form of the corona discharge, accompanied by a significant rise in current, is the cause of increased ozone levels. After 1-week of operation in filtered air containing Arizona Road Dust, ozone concentration in a laboratory air cleaner increases by 460%. In this case, there is slight contamination on the discharge wires, but the ozone increase is attributed exclusively to back corona on the collection plates. On the other hand, oxidized discharge wires are believed to contribute to an order of magnitude increase in ozone concentration in a commercial air cleaner, operated in room air for 7-weeks. Wire contamination alone can increase ozone generation. An insulating tape adhesive applied to a 0.254 mm diameter stainless steel wire causes a 10-fold increase in ozone concentration.

Original languageEnglish (US)
Title of host publicationConference Record of the 1992 IEEE Industry Applications Society Annual Meeting, IAS 1992
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages1560-1566
Number of pages7
ISBN (Electronic)078030635X
DOIs
StatePublished - 1992
Event1992 IEEE Industry Applications Society Annual Meeting, IAS 1992 - Houston, United States
Duration: Oct 4 1992Oct 9 1992

Publication series

NameConference Record - IAS Annual Meeting (IEEE Industry Applications Society)
Volume1992-January
ISSN (Print)0197-2618

Other

Other1992 IEEE Industry Applications Society Annual Meeting, IAS 1992
Country/TerritoryUnited States
CityHouston
Period10/4/9210/9/92

Bibliographical note

Publisher Copyright:
© IEEE.

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