Integrated photoelectrochemical cell and system having a solid polymer electrolyte
First Claim
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1. A photoelectrochemical (PEC) cell, comprising:
- at least one photovoltaic electrode that generates voltage under radiation;
at least one solid membrane electrode assembly (MEA) that includes at least one solid polymer electrolyte and a first electrode on one side of the solid polymer and a second electrode on an opposing side of the solid polymer electrolyte;
at least one mechanism that collect gases from oxidation and reduction reactions; and
at least one electrical connection between the photovoltaic electrode and the solid membrane electrode assembly.
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Abstract
A photoelectrochemical (PEC) cell includes a photovoltaic electrode that generates voltage under radiation; a solid membrane electrode assembly that includes at least one solid polymer electrolyte and first and second electrodes; a mechanism that collect gases from oxidation and reduction reactions; and an electrical connection between the photovoltaic electrode and the solid membrane electrode assembly. A PEC system and a method of making such PEC cell and PEC system are also disclosed.
47 Citations
49 Claims
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1. A photoelectrochemical (PEC) cell, comprising:
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at least one photovoltaic electrode that generates voltage under radiation;
at least one solid membrane electrode assembly (MEA) that includes at least one solid polymer electrolyte and a first electrode on one side of the solid polymer and a second electrode on an opposing side of the solid polymer electrolyte;
at least one mechanism that collect gases from oxidation and reduction reactions; and
at least one electrical connection between the photovoltaic electrode and the solid membrane electrode assembly. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 44, 45, 46, 47, 48, 49)
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22. A PEC system comprising:
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i) a photoelectrochemical (PEC) cell, comprising;
a substrate that is substantially transparent to radiation;
at least one photovoltaic electrode that generates voltage under radiation;
at least one solid membrane electrode assembly that includes at least one solid polymer electrolyte and a first electrode on one side of the solid polymer and a second electrode on an opposing side of the solid polymer electrolyte;
at least one mechanism that collect gases from oxidation and reduction reactions; and
at least one electrical connection between the photovoltaic electrode and the solid membrane electrode assembly; and
,ii) at least one collecting mechanism to collect gases generated by the PEC cell. - View Dependent Claims (23, 24, 25, 26, 27, 28)
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29. A method of making a PEC cell comprising:
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a) forming a photovoltaic (PV) structure, b) placing a reflective metal layer adjacent the PV structure, c) forming a membrane electrode assembly, d) forming electrically conducting end plates on each side of the membrane electrode assembly, and e) forming at least one electrical connection between a radiation side of the PV structure and the membrane electrode assembly. - View Dependent Claims (30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43)
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Specification