On 6/11/20 7:19 pm, Rupert Boleyn wrote:
>
>
> On 06Nov2020 0352, Jeffrey Schwartz wrote:
>> So, my advertisement smorgasbord delivered this gem
>> https://www.ebay.com/i/124274846648?itemid=124274846648&norover=1&siteid=0&mkevt=1&mkrid=711-198453-24755-9&mkcid=16&ct=71&tag4=23846282153720478&tracking=23846282156780478&fbclid=IwAR12g_xSQtHBm9X-qmx-iPrANhvBeRajWfzGJn7nSji8yncE3lPhQib9-HU
>>
>>
>> 2,000,000mAh USB battery
>> At 5 volts, that works out to about 10Kwh in Size: Approx.
>> 16x7.5x1.5cm about 0.000612 kl
>> About 16Mwh per kiloliter!.
>>
>> Yeah BABY!
>> Time to design me some new TL10 dinghy's....
>> ..
>> (/sarcasm)
>> That's some pretty deep power density, isn't it?
> I get 0.00018 kL. At 10KwH that's 55.56Mwh per kL. It's also 200GJ per
> kL, or 48 tons of TNT per kL. Even though batteries are quite dense
> that's still probably about thirty times the energy density of TNT...
>
To borrow from Spike Milligna, the well-known (and late) typing error,
and the repeatedly-deaded Bluebottle, "That's why they call 'em bangers!" ?