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The effect of an external DC electric field on bipolar charged aerosol agglomeration

  • Baihe Tan*
  • , Lianze Wang
  • , Xiangrong Zhang
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

A direct-current (DC) electric field was exerted in a bench-scale electrostatic precipitator (ESP) to induce the agglomeration of bipolar charged aerosol particles. The test aerosol particles were generated from water with an atomizer and their average diameter was 7.71 μm. A phase doppler anemometer (PDA) was used to measure the size distribution and the number concentration of the particles. Systematic experiments were conducted to investigate the agglomeration efficiency of the system. The percentage decrease in number of sub-micron sized particles was found to be about 10.7%.

Original languageEnglish
Pages (from-to)82-86
Number of pages5
JournalJournal of Electrostatics
Volume65
Issue number2
DOIs
Publication statusPublished - Feb 2007
Externally publishedYes

Keywords

  • Aerosol
  • Agglomeration
  • Bipolar charge
  • Corona
  • Electrostatic precipitator

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