Advanced oxidation system and method in a UV reactor with electrode
View Patent ↗A system and method for applying an advanced oxidation process to a UV fluid reactor. An L-shaped electrode is connected to a UV reactor hatch and inserted into the reactor upstream from a UV radiation source.
1. In a UV fluid reactor, an electrode comprising:
a plurality of L-shaped, substantially planar cathodes, the plurality of L-shaped, substantially planar cathodes being electrically connected to each other and being at substantially a first voltage;
a plurality of L-shaped, substantially planar anodes, the plurality of L-shaped, substantially planar anodes being electrically connected to each other and being at substantially a second voltage; and
a tubular UV radiation source, and being oriented transverse to a flow of fluid and downstream from the cathodes and anodes; each cathode and anode being longitudinally tapered to so as to direct the flow of fluid towards the lateral center of the reactor;
wherein the plurality of L-shaped, substantially planar cathodes and plurality of L-shaped, substantially planar anodes are alternatingly, cooperatively arranged.
2. The electrode of claim 1 , each cathode and anode being substantially parallel to each other.
3. The electrode of claim 1 , the first voltage and second voltages differing by approximately 36 volts.
4. The electrode of claim 1 , the relative polarities of the first and second voltages being periodically reversible.
5. The electrode of claim 1 , each cathode and anode being made from a mesh material.
6. The electrode of claim 1 , each cathode and anode being made from a titanium mesh material.
7. The electrode of claim 6 , the titanium mesh being coated with iridium and/or ruthenium.
8. An advanced oxidation system comprising:
an L-shaped electrode attached to the access hatch of a UV reactor; and
a hydrogen exhaust port in the access hatch,
wherein the electrode is removably inserted into the UV reactor, upstream from a UV radiation source.
9. The system of claim 8 further comprising:
the electrode being energized with a voltage of approximately 36 volts.
10. The system of claim 8 , the L-shaped electrode being a titanium mesh electrode, coated with iridium and/or ruthenium.
11. The system of claim 8 , the UV radiation source being oriented transverse to the fluid flow, the L-shaped electrode comprising a plurality veins, each longitudinally tapered so as to direct the flow of fluid laterally towards the center of the elongated, tubular UV radiation source.
12. An electrode structure for a UV fluid reactor, said electrode structure comprising:
a plurality of substantially planar cathodes, the plurality of substantially planar cathodes being electrically connected to each other;
a plurality of substantially planar anodes, the plurality of substantially planar anodes being electrically connected to each other;
conductive spacers disposed between adjacent respective anodes and cathodes; and
non-conductive spacers disposed between adjacent anodes and cathodes;
wherein the plurality of substantially planar cathodes and plurality of substantially planar anodes are alternatingly, cooperatively arranged, and respectively connectable to a voltage source.
13. The electrode structure of claim 12 wherein the cathodes and anodes are disposed substantially in parallel to each other.
14. The electrode structure of claim 12 , wherein the UV fluid reactor has a UV radiation source that is elongated and tubular, and oriented transverse to and downstream from the cathodes and anodes.
15. The electrode structure of claim 14 , wherein each cathode and anode are longitudinally tapered to direct flow of fluid towards a lateral center of the elongated and tubular UV radiation source.
16. The electrode structure of claim 15 wherein each cathode and anode tapers from a wider end to a narrower end in the direction of the elongated and tubular radiation source.
17. The electrode structure of claim 12 wherein each of the anodes and cathodes are L-shaped.
18. The electrode structure of claim 12 wherein each cathode and anode are constructed from a mesh material.
19. The electrode structure of claim 18 wherein each cathode and anode are constructed from a titanium mesh material.
20. The electrode structure of claim 19 wherein the titanium mesh is coated with iridium and/or ruthenium.