Claims
- 1. An apparatus for removing particles from a single air stream, comprising:
a) an input for the air stream entering the apparatus; b) an output located on an opposite side of the apparatus from the input, wherein the air stream exits the apparatus at the output; and c) a plurality of grid electrodes located between the input and the output; such that when opposite charges are applied to adjacent grid electrodes, an attractive field is created and the particles in the air stream pass through at least one grid electrode; wherein the air stream is selected from the group consisting of a single column of air flowing in a vertical direction and a single row of air flowing in a horizontal direction.
- 2. The apparatus of claim 1, further comprising:
d) an electric field generator, which generates at least one induced electric field between two grid electrodes, such that the induced electric field separates conductive and semi-conductive particles from the air stream.
- 3. The apparatus of claim 1, further comprising a plurality of corona wires, which generate a plurality of polarized ions;
wherein the grid electrodes are selected from the group consisting of charged grids or grounded grids; wherein the grid electrodes attract the particles such that the grid electrodes and the corona wires separate non-conductive particles from the air stream.
- 4. The apparatus of claim 1, wherein the grid electrodes comprise a vertical grid.
- 5. The apparatus of claim 1, wherein the grid electrodes comprise a horizontal grid.
- 6. The apparatus of claim 5, further comprising a solid plate electrode, located above and parallel to the grid electrodes.
- 7. The apparatus of claim 1, wherein the grid electrodes comprise modified-U-shaped horizontal grid electrodes.
- 8. The apparatus of claim 1, wherein the input comprises an adjustable input orifice.
- 9. The apparatus of claim 1, wherein the output comprises an adjustable output orifice.
- 10. An apparatus for removing a plurality of entrained, charged non-conductive particles from an air stream comprising:
a) an input for the air stream entering the apparatus; b) an output located on an opposite side of the apparatus from the input, wherein the air stream exits the apparatus at the output; c) a plurality of grid electrodes located between the input and the output; d) at least one corona discharge electrode located parallel to the grid electrodes; and c) at least one collecting plate electrode located between the input and the output and outside the grid electrodes; such that, when the corona discharge electrodes, the parallel grid electrodes, and the collecting plate electrode are electrically active, the particles pass through the grid electrodes while the gas continues to flow out of the system.
- 11. The apparatus of claim 10, wherein the air stream is selected from the group consisting of a single column of air flowing in a vertical direction and a single row of air flowing in a horizontal direction.
- 12. The apparatus of claim 10, wherein the input comprises an adjustable input orifice.
- 13. The apparatus of claim 10, wherein the output comprises an adjustable output orifice.
- 14. An apparatus for temporally collecting particles that have been separated from an air stream comprising:
a) at least two main grid separating electrode assemblies substantially parallel to each other, each comprising a plurality of main grid separating electrodes; b) a plurality of vertical collecting grid type electrodes, wherein each of the collecting grid type electrodes has either a ground potential or an opposite polarity as the main grid separating electrode immediately adjacent to it such that an attracting field transfers a plurality of the separated particles to a surface of the collecting grid type electrodes; and c) a plurality of vertical louvered collecting plate electrodes, wherein each of the louvered collecting plate electrodes has either a ground potential or an opposite polarity as the main grid separating electrode immediately adjacent to it such that an attracting field transfers a plurality of separated particles to a surface of the louvered collecting plate electrodes.
- 15. The apparatus of claim 14, wherein the air stream is selected from the group consisting of a single column of air flowing in a vertical direction and a single row of air flowing in a horizontal direction.
- 16. The apparatus of claim 14, wherein the grid electrodes comprise modified-U-shaped grid electrodes.
- 17. The apparatus of claim 14, wherein the collecting grid type electrodes are perforated.
- 18. The apparatus of claim 14, wherein there are three main grid separating electrode assemblies.
- 19. The apparatus of claim 14, wherein the louvered collecting plate electrodes and the collecting grid type electrodes are at ground potential.
- 20. An apparatus for separating and removing a plurality of entrained, non-conductive particles from a plurality of conductive particles in an air stream comprising:
a) an adjustable input orifice for the air stream entering the apparatus; b) an adjustable output orifice located on an opposite side of the apparatus from the input orifice, wherein the air stream exits the apparatus at the output orifice; c) a plurality of grid electrodes located between the input orifice and the output orifice; d) at least one corona discharge electrode located externally and parallel to the grid electrodes; and e) at least one collecting electrode located behind and parallel to the grid electrodes and between the input orifice and the output orifice; such that the conductive particles pass laterally through the grid electrodes and onto the collecting electrode, while gas and the non-conductive particles continue to flow out of the apparatus.
- 21. The apparatus of claim 20, wherein the air stream is selected from the group consisting of a single column of air flowing in a vertical direction and a single row of air flowing in a horizontal direction.
- 22. The apparatus of claim 20, wherein the collecting electrode is selected from the group consisting of a plate electrode and a grid electrode.
- 23. The apparatus of claim 22, wherein the grid electrodes comprise modified-U-shaped grid electrodes.
REFERENCE TO RELATED APPLICATIONS
[0001] This application is a continuation-in-part of parent patent application entitled “GRID TYPE ELECTROSTATIC SEPARATOR/COLLECTOR AND METHOD OF USING SAME”, Ser. No. 10/225,523, filed Aug. 21, 2002, allowed. The aforementioned application is hereby incorporated herein by reference.
Continuation in Parts (1)
|
Number |
Date |
Country |
Parent |
10225523 |
Aug 2002 |
US |
Child |
10872981 |
Jun 2004 |
US |