Devices employing one or more plasma actuators
View Patent ↗Various embodiments relate to plasma actuators that generate fluidic flow. In one or more embodiments, a plasma actuator includes a first electrode and a second electrode. A dielectric film physically separates the first electrode and the second electrode of the plasma actuator. The dielectric film is configured to be attached to a surface to facilitate the plasma actuator providing fluidic flow for an environment.
1. An apparatus, comprising:
a plasma actuator that comprises at least one first electrode and at least one second electrode; and
at least one dielectric film that physically separates the at least one first electrode and the at least one second electrode of the plasma actuator, wherein the at least one dielectric film comprises an adhesive on one side to attach the one side of the at least one dielectric film to a surface to facilitate the plasma actuator providing fluidic flow for an environment.
2. The apparatus of claim 1 , wherein the at least one dielectric film comprises a planar dielectric material.
3. The apparatus of claim 1 , wherein the at least one dielectric film comprises a flexible sheet.
4. The apparatus of claim 1 , wherein the plasma actuator comprises at least one serpentine electrode.
5. The apparatus of claim 1 , wherein the plasma actuator is among a plurality of plasma actuators on the dielectric film.
6. The apparatus of claim 1 , wherein the plasma actuator cools an object by facilitating a heat transfer in the environment.
7. The apparatus of claim 1 , wherein the plasma actuator generates wind for a room.
8. An apparatus, comprising:
a support member;
a rotating member; and
a plasma actuator attached to the rotating member such that the plasma actuator causes the rotating member to rotate about an axis defined by the support member.
9. The apparatus of claim 8 , wherein the plasma actuator is among a plurality of plasma actuators that are attached to the rotating member.
10. The apparatus of claim 9 , wherein individual ones of the plurality of plasma actuators are configured to be individually activated according to a predefined pattern.
11. The apparatus of claim 8 , wherein:
the rotating member comprises an arm; and
the plasma actuator is attached to the arm.
12. The apparatus of claim 8 , wherein:
the rotating member comprises a wheel; and
the plasma actuator is attached to the wheel.
13. The apparatus of claim 8 , wherein:
the rotating member comprises a wheel; and
the support member comprises an axle.
14. The apparatus of claim 8 , wherein the plasma actuator comprises at least one of a linear electrode, a serpentine electrode, or a spiral electrode.
15. The apparatus of claim 8 , wherein the plasma actuator cools an object by facilitating a heat transfer.
16. The apparatus of claim 8 , further comprising an object that is propelled by the plasma actuator.
17. An apparatus, comprising:
a spiral plasma actuator comprising a first spiral electrode and a second spiral electrode; and
a signal generator electrically coupled to the first spiral electrode and the second spiral electrode, wherein the signal generator is configured to apply a voltage across the first spiral electrode and the second spiral electrode to cause the spiral plasma actuator to generate waves in a fluid.
18. The apparatus of claim 17 , wherein:
the fluid comprises air; and
the signal generator is configured to cause the spiral plasma actuator to generate a plurality of sound waves in the air.
19. The apparatus of claim 17 , wherein the signal generator is configured to cause the spiral plasma actuator to reduce a sound generated by a source other than the spiral plasma actuator.
20. The apparatus of claim 17 , wherein the spiral plasma actuator cools an object by facilitating a heat transfer.