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Effect of the charge surface distribution on the flow field induced by a dielectric barrier discharge actuator
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10.1063/1.4817378
/content/aip/journal/jap/114/7/10.1063/1.4817378
http://aip.metastore.ingenta.com/content/aip/journal/jap/114/7/10.1063/1.4817378

Figures

Image of FIG. 1.
FIG. 1.

Schematic of the actuator in configuration 1.

Image of FIG. 2.
FIG. 2.

Schematic of the actuator in configurations 2 and 3.

Image of FIG. 3.
FIG. 3.

Supply electric scheme.

Image of FIG. 4.
FIG. 4.

Surface potentials for the “negative” plasma (a) and “positive” plasma (b) in the three actuator configurations. The dielectric material is Teflon. The applied voltage is 15 kV peak.

Image of FIG. 5.
FIG. 5.

Surface charge distribution in the flow direction for the “negative” plasma (a) and “positive” plasma (b) in the three actuator configurations. The dielectric material is Teflon. The applied voltage is 15 kV peak.

Image of FIG. 6.
FIG. 6.

Top view of the plasma generated in configuration 1 in picture 1 (a) (a similar image is shown in configuration 2) and in configuration 3 in picture (b), respectively. The dielectric material is Teflon. The applied voltage is 15 kV peak.

Image of FIG. 7.
FIG. 7.

Surface potentials for the “negative” plasma (a) and “positive” plasma (b) in the three actuator configurations. The dielectric material is Teflon. The applied voltage is 7.5 kV peak.

Image of FIG. 8.
FIG. 8.

Top view picture of the plasma generated by an actuator with a dielectric material of Teflon. The applied voltage is 7.5 kV peak. In all three configurations, the discharge structure is similar.

Image of FIG. 9.
FIG. 9.

Surface potentials for the “negative” plasma (a) and “positive” plasma (b) in the three actuator configurations. The dielectric material is Plexiglas. The applied voltage is 15 kV peak.

Image of FIG. 10.
FIG. 10.

Surface potentials for the “negative” plasma (a) and “positive” plasma (b) in the three actuator configurations. The dielectric material is Plexiglas. The applied voltage is 7.5 kV peak.

Image of FIG. 11.
FIG. 11.

Top view picture of the plasma generated for the glass actuator with 7.5 kVp (picture a) and 10 kVp (picture b) supply voltage.

Image of FIG. 12.
FIG. 12.

Pitot velocity profile and related standard deviation in the y-direction at 20 mm from the HV electrode in configuration 1. The dielectric is of Teflon and the applied voltage is 15 kV peak.

Image of FIG. 13.
FIG. 13.

Pitot velocity profile at 20 mm (a) and 30 mm (b) from the HV electrode for all three configurations. The dielectric is of Teflon and the applied voltage is 15 kV peak.

Image of FIG. 14.
FIG. 14.

Pitot velocity profile at 20 mm (a) and 30 mm (b) from the HV electrode for all three configurations. The dielectric is of Teflon and the applied voltage is 7.5 kV peak.

Image of FIG. 15.
FIG. 15.

Pitot velocity profile at 20 mm (a) and 30 mm (b) from the HV electrode for all three configurations. The dielectric is of Plexiglas and the applied voltage is 15 kV peak.

Image of FIG. 16.
FIG. 16.

Pitot velocity profile at 20 mm (a) and 30 mm (b) from the HV electrode for all three configurations. The dielectric is of Plexiglas and the applied voltage is 7.5 kV peak.

Image of FIG. 17.
FIG. 17.

Pitot velocity profile at 20 mm (a) and 30 mm (b) from the HV electrode for all configurations. The dielectric is of glass and the applied voltage is 10 kV peak.

Image of FIG. 18.
FIG. 18.

Pitot velocity profile at 20 mm (a) and 30 mm (b) from the HV electrode for all configurations. The dielectric is of glass and the applied voltage is 7.5 kV peak.

Tables

Generic image for table
Table I.

Supply conditions.

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/content/aip/journal/jap/114/7/10.1063/1.4817378
2013-08-19
2014-04-18
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Effect of the charge surface distribution on the flow field induced by a dielectric barrier discharge actuator
http://aip.metastore.ingenta.com/content/aip/journal/jap/114/7/10.1063/1.4817378
10.1063/1.4817378
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