HIGH TEMPERATURE ENERGY STORAGE DEVICE

摘要

An ultracapacitor that includes an energy storage cell immersed in an electrolyte and disposed within an 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 80 degrees Celsius to about 210 degrees Celsius. Methods of fabrication and use are provided.