Pulsed corona for breaking up air bubbles in water

E.J.M. Heesch, van, K.J. Ptasinski, R.H.P. Lemmens, F.L.S. Geurts, B. Franken

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

1 Citation (Scopus)

Abstract

The injection of gas into H2O, through a hollow needle gives a stream of bubbles. These bubbles can be effectively broken up by application of high-voltage pulses. This mechanism works in demineralized H2O and even in conducting tap H2O if the pulses have a short rise time. Bubble diams. down to at least 50 mm can be obtained. The pulse source uses either a high-voltage tetrode or a spark gap as switching element. Extremely small bubbles are produced at a high rate and a low power input. Applications of this method can be found in the chem. process technol. [on SciFinder (R)]
Original languageEnglish
Title of host publicationInternational conference on conduction and breakdown in delectric liquids, Baden-Dätwill, Switzerland
Pages244-248
Publication statusPublished - 1993

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