Advanced electrolyte systems and their use in energy storage devices
AssigneeFastcap Systems Corporation
InventorsFabrizio Martini, Riccardo Signorelli, John J. Cooley, Christopher John Sibbald Deane, James Epstein, Padmanaban Sasthan Kuttipillai, Lindsay A. Wilhelmus
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Abstract
An ultracapacitor that includes an energy storage cell immersed in an advanced electrolyte system and disposed within a hermetically sealed housing, the cell electrically coupled to a positive contact and a negative contact, wherein the ultracapacitor is configured to output electrical energy within a temperature range between about −40 degrees Celsius to about 210 degrees Celsius. Methods of fabrication and use are provided.
Claims9
An electrode, comprising:
- a current collector;
- and
- a set of high-aspect ratio carbon elements affixed to the current collector, wherein the set of high aspect ratio carbon elements comprises a plurality of carbon nanotubes;
- wherein the plurality of carbon nanotubes are substantially aligned along at least one dimension;
- wherein the electrode is operable in an energy storage device at temperatures of −40 degrees Celsius to 210 degrees Celsius.
An energy storage device, comprising:
- an electrode, comprising:
- a current collector;
- and
- a set of high-aspect ratio carbon elements affixed to the current collector, wherein the set of high aspect ratio carbon elements comprises a plurality of carbon nanotubes;
- wherein the plurality of carbon nanotubes are substantially aligned along at least one dimension;
- wherein the electrode is operable in an energy storage device at temperatures of −40 degrees Celsius to 210 degrees Celsius.
Dependencies are inferred from the claim text.