Article ID Journal Published Year Pages File Type
726559 Journal of Electrostatics 2015 9 Pages PDF
Abstract

•Developed falling film flow in presence of electric field has been investigated.•Two different arrangements were selected and Transformer oil was used.•Primary and secondary vortexes are visualized in flow field.•Variation of wave's frequency was achieved for wide range of operating conditions.

Conduction pumping is appropriate way for liquid pumping due to its benefits like being noise free and easy controlling. In the present work fully developed falling film flow in the presence of conduction pumps has been experimentally investigated. Two different arrangements were selected and Transformer oil was used. Results indicated that, applying electric field would decrease thickness of falling film in wide range of Re number. The variation of wave's frequency and velocity regarding to Re number is also presented and compared for arrangements. Conduction pumps increased wave's frequency at low Re numbers conversely decreased it at high Re numbers.

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Physical Sciences and Engineering Engineering Electrical and Electronic Engineering
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