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EEStor is Granted a New Patent on the EESU Revealing Extensive Details | GM-VOLT : Chevy Volt Electric Car Site
[…] an aluminum-oxide (alumina)-coated barium titanate powder immersed in a polyethylene terephthalate plastic matrix. The EESU is composed of 31,353 of these components arranged in parallel. It is said to have a total capacitance of 30.693 F and can hold 52,22 kWh of energy.