MetricUSA Posted February 6, 2019 Share Posted February 6, 2019 https://www.techspot.com/amp/news/78584-tesla-buys-maxwell-technologies-ultracapacitor-secrets.html Let's hope he brings down the cost of ultracapacitors!!! Link to comment Share on other sites More sharing options...
The Fat Unicyclist Posted February 6, 2019 Share Posted February 6, 2019 Will the size be an issue for us though... ie. is the Wh/cm³ better or worse than our current technology? Link to comment Share on other sites More sharing options...
Chriull Posted February 6, 2019 Share Posted February 6, 2019 3 hours ago, The Fat Unicyclist said: Will the size be an issue for us though... ie. is the Wh/cm³ better or worse than our current technology? Afaik WH/cm³ is worse for ultracapacitors than for Li Ion cells. But their advantage is extremely fast "charging" - so they could be used as imtermediate storage once much energy has to be "taken" like with strong braking. In the table on https://batteryuniversity.com/learn/article/whats_the_role_of_the_supercapacitor is stated that supercapacitors have ~5 Wh/kg and Li Ion 120-240 Wh/kg ... Link to comment Share on other sites More sharing options...
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