Photo-charging storage device
AssigneeKyungpook National University Industry-Academic Cooperation Foundation
InventorsJee Young Yoo, Sung Jin Jo, Ju Yeon Han, Jun Yeong Lee
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Abstract
The present invention relates to a photo-charging energy storage device, and has been made in an effort to provide a photo-charging energy storage device which is capable of self-charging by combining a solar cell and a supercapacitor and used as a power source of an IoTs sensor. The resulting photo-charging energy storage device according to the present invention includes: a solar cell; a conductive connector electrically connected to the solar cell, and combined with the solar cell; and a supercapacitor combined with the conductive connector, and charged with the solar cell via an electrical connection with the solar cell through the conductive connector.
Claims9
A photo-charging energy storage device comprising:
- a solar cell;
- a conductive connector electrically connected to the solar cell, and combined with the solar cell;
- and
- a supercapacitor combined with the conductive connector, and charged with the solar cell via an electrical connection with the solar cell through the conductive connector, wherein the supercapacitor further includes:
- a first electrode layer electrically connected to the solar cell by the conductive connector,
- an electrolyte layer combined with the first electrode layer, and made of an ionogel electrolyte wherein the ionogel electrolyte includes polyurethane acrylate oligomer, 1-ethyl-3-methylimidazolium bis(trifluoromethylsulfonyl)imide, and 2-hydroxy-2-methylpropiophenone, and
- a second electrode layer connected to the electrolyte layer, and being chargeable/dischargeable with the first electrode layer through the electrolyte layer.
Dependencies are inferred from the claim text.