The invention is an electrochemical cell for the separation of hydrogen and oxygen from water made of a fuel plenum with a fuel inlet, a oxidant plenum, a porous substrate, an undulating channel with walls, a support member between the walls, an anode and a cathode in the walls, an electrolyte conta
The invention is an electrochemical cell for the separation of hydrogen and oxygen from water made of a fuel plenum with a fuel inlet, a oxidant plenum, a porous substrate, an undulating channel with walls, a support member between the walls, an anode and a cathode in the walls, an electrolyte contacting the anode and the cathode forming a barrier preventing transfer of fuel and oxidant to the cathode or to the anode, a two separate coatings on the porous substrate to prevent fuel or oxidant from entering the porous substrate, a sealant barrier to divide the two plenums, and a negative electrical and a positive electrical connection on the side of the porous substrate for flowing current from an outside source to the porous substrate.
대표청구항▼
1. An electrochemical cell for the separation of hydrogen and oxygen from water comprising:a. a first plenum containing a fuel inlet for filling said first plenum with fuel; b. a second plenum containing oxidant; c. a porous substrate communicating with said first plenum, and said second plenum furt
1. An electrochemical cell for the separation of hydrogen and oxygen from water comprising:a. a first plenum containing a fuel inlet for filling said first plenum with fuel; b. a second plenum containing oxidant; c. a porous substrate communicating with said first plenum, and said second plenum further comprising a top, a bottom, a first side and a second side; d. an undulating channel formed in said porous substrate having a first channel wall and a second channel wall; e. a support member disposed between said first channel wall and said second channel wall; f. an anode formed from a first catalyst layer disposed on said first channel wall; g. a cathode formed from a second catalyst layer disposed on said second channel wall; h. electrolyte disposed in said undulating channel contacting the anode and the cathode forming a barrier preventing transfer of fuel to the cathode and preventing transfer of oxidant to the anode; i. a first coating disposed on at least a portion of said porous substrate to prevent fuel from entering said porous substrate; j. a second coating disposed on at least a portion of said porous substrate for preventing oxidant from entering said porous substrate; k. wherein said first plenum and said second plenum are separated by the porous substrate and the electrolyte, such that fuel and oxidant are blocked from said anode and said cathode by the electrolyte; l. a sealant barrier disposed on said porous substrate between said first plenum and said second plenum opposite said anode and said cathode; and m. a negative electrical connection disposed on said second side of said porous substrate for flowing current from said electrochemical cell to an outside source and a positive electrical connection disposed on said first side of said porous substrate for flowing current from said outside source to said porous substrate. 2. The electrochemical cell of claim 1, wherein said porous substrate is formed in the shape of a cylinder and said undulating channel is disposed parallel to the axis of said formed cylinder.3. The electrochemical cell of claim 2, wherein the separation ability of the electrochemical cell is increased by adding a plurality of undulating channels in parallel relation to each other around the circumference of said formed cylinder.4. The electrochemical cell of claim 1, wherein said porous substrate is formed in the shape of a cylinder and said undulating channel is disposed radially around said axis of said formed cylinder.5. The electrochemical cell of claim 4, further having a plurality of undulating channels in parallel relationship to each other.6. The electrochemical cell of claim 1, wherein said porous substrate is formed in the shape of a cylinder and said undulating channel is disposed in a spiral configuration around the circumference of said formed cylinder.7. The electrochemical cell of claim 1, wherein said porous substrate is a conductive material.8. The electrochemical cell of claim 1, wherein said porous substrate comprises a member of the group consisting of a metal foam, graphite, graphite composite, silicon wafer, sintered polytetrafluoro ethylene, pellets of polymer, reinforced phenolic resin, recycled organic material and combinations thereof.9. The electrochemical cell of claim 1, wherein said support member is an insulating material.10. The electrochemical cell of claim 9, wherein said insulating material comprises a member of the group consisting of silicon, graphite composite, polytetra fluoroethylene, polymethamethacrylate, polymers, copolymers, cross-linked polymers, wood, and combinations thereof.11. The electrochemical cell of claim 1, further comprising a first plenum outlet.12. The electrochemical cell of claim 1, further comprising a second plenum inlet.13. The electrochemical cell of claim 1, further comprising a second plenum outlet.14. The electrochemical cell of claim 1, wherein said first plenum comprises a hydrogen gas.15. The electrochemical cell of claim 14, wherein said hydrogen gas is at least 90% hydrogen.16. The electrochemical cell of claim 1, wherein said first plenum comprises a permeable material.17. The electrochemical cell of claim 1, wherein said first plenum further comprises an outlet.18. The electrochemical cell of claim 1, wherein said anode is embedded in said first channel wall.19. The electrochemical cell of claim 1, wherein said cathode is embedded in said second channel wall.20. The electrochemical cell of claim 1, wherein said electrolyte is a member of the group consisting of a perfluoronated polymer containing sulphonic groups, an aqueous acidic solution having a ph of at least 7, and an aqueous alkaline solution having a ph of at most 4.21. The electrochemical cell of claim 1, wherein said first coating and said second coating are the same material.22. The electrochemical cell of claim 1, wherein said first coating and said second coating are different material.23. The electrochemical cell of claim 1, wherein said first and second coating can comprise a member of the group consisting of polymer coating poly tetrafluoro ethylene, polymethyl methacrylate, polyethylene, polypropylene, polybutylene, and copolymer thereof, cross-linked polymers thereof, conductive metal.24. The electrochemical cell of claim 1, wherein said first catalyst layer and said second catalyst layers are members of the group consisting of noble metals, alloys comprising noble metals, platinum, platinum alloys, ruthenium, alloys of ruthenium, and combinations thereof.25. The electrochemical cell of claim 24, wherein said first and second catalyst layers are ternary alloys comprising at least one noble metal.26. The electrochemical cell of claim 24, wherein said first and second catalyst layers are a ruthenium?ruthenium alloy.27. The electrochemical cell of claim 24, wherein said first catalyst layer and second catalyst layer each has catalyst loading quantity wherein the amount of catalyst is different for each layer.28. The electrochemical cell of claim 1, wherein said undulating channel is in at least two planes.29. The electrochemical cell of claim 1 wherein said undulating channel has dimension of a height ranging from 1 microns to 10 cm, a width ranging from 1 nanometer to 1 mm, and a length ranging from 1 nanometer to 100 meters.30. The electrochemical cell of claim 1, having between 1 undulating channel and 5000 undulating channels.31. The electrochemical cell of claim 30, having 75 undulating channels.32. The electrochemical cell of claim 1, wherein said first plenum has a rectangular cross section.33. The electrochemical cell of claim 1, wherein said first plenum has an annular cross section.34. The electrochemical cell of claim 1, wherein said porous substrate communicating with said first plenum further comprises a horizontal axis, and said electrolyte disposed in said channel is oriented at an angle perpendicular to said horizontal axis.
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이 특허에 인용된 특허 (9)
Ahn Jochen (Freiburg DEX) Ledjeff Konstantin (Bad Krozingen DEX), Apparatus for the storage and conversion of energy.
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