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A comment on From liquid air to supercapacitors, energy storage is poised for a breakthrough. Parent comment

Re:From liquid air to supercapacitors, energy storage is poi... by jonawesomegreen on Friday February 05, 2016 @02:14PM (#11043837)
They are quite large, but in the particular application weight and volume are not a huge concern. All sitting side by side they are about 20 meters long, 3 meters high, and a meter deep. Probably weighs on the order of 15 tonnes.
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Re:From liquid air to supercapacitors, energy storage is poi... by zachrose on Friday February 05, 2016 @02:56PM (#11044149)
Wow, how much capacitance is that?
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Re:From liquid air to supercapacitors, energy storage is poi... by aexaey on Friday February 05, 2016 @05:25PM (#11045122)
16.3 megafarads, assuming typical cell voltage of 2.7v, and total energy of 33kWh:

http://www.wolframalpha.com/input/?i=33kWh%2F%282.7v%29**2

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